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    Lifesafety Power FPO250/250-B10010D8NLCE8M2 250W power supply
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    Lifesafety Power FPO250/250-B10010D8NLCE8M2

    Lifesafety Power FPO250/250-B10010D8NLCE8M2 250W power supply

    250W power supply with dual selectable outputs—20A at 12VDC or 10A at 24VDC

    • Dual-bus outputs deliver 12VDC@20A or 24VDC@10A from one cabinet.
    • Eight 3A auxiliary outputs each assign independently to Bus 1 or Bus 2.
    • E8 enclosure (36H×30W×6.5D in) supports B100 battery backup and NLC supervision.
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    $2,973.00 $1,952.99 Save $1,020.01
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    Lifesafety Power FPO250/250-B1002C82D8E6M1 250W power supply 20A
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    Lifesafety Power FPO250/250-B1002C82D8E6M1

    Lifesafety Power FPO250/250-B1002C82D8E6M1 250W power supply 20A

    250W power supply built for access control and life-safety systems that require fused, supervised outputs for electric locks and auxiliary devices

    • Delivers 20A@12VDC or 10A@24VDC to support mid-scale multi-door lock deployments.
    • Eight relay outputs are individually fused at 3A with per-output FAI, failsafe, or failsecure mode.
    • Eight auxiliary DC outputs are Bus1/Bus2 assignable, supporting multi-bus campus architectures.
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    $2,448.00 $1,607.99 Save $840.01
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  • Save $530.01
    Lifesafety Power FPO250/250-B1002D8E4M1 250W power supply 20A/12
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    Lifesafety Power FPO250/250-B1002D8E4M1

    Lifesafety Power FPO250/250-B1002D8E4M1 250W power supply 20A/12

    250W regulated power supply designed for multi-camera and access-control deployments requiring dual-voltage flexibility

    • Delivers 20A at 12VDC or 10A at 24VDC via jumper selection for mixed-voltage sites.
    • Eight independently fused 3A outputs with Bus1/Bus2 switching isolate load faults per branch.
    • Fixed 250W output suits stable-grid installs where UPS protection is managed separately.
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    $1,547.00 $1,016.99 Save $530.01
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  • Save $2,288.01
    Lifesafety Power FPO250/250/250-3C83D8PE12M 250W power supply
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    Lifesafety Power FPO250/250/250-3C83D8PE12M

    Lifesafety Power FPO250/250/250-3C83D8PE12M 250W power supply

    250W dual-voltage power supply designed to centralize power distribution and relay control for door locks, strike plates, and auxiliary load

    • 8 independently fused 3A relay outputs support FAI, failsafe, or failsecure per door.
    • Selectable 12VDC/24VDC output eliminates separate supplies on mixed-voltage deployments.
    • 8 Class 2 auxiliary outputs at 2.5A each power REX buttons, sensors, and indicators.
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    $6,668.00 $4,379.99 Save $2,288.01
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  • Save $3,262.01
    Lifesafety Power FPO250/250/250-3C85D8PE12M/P24-A 3 x 250W power
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    Lifesafety Power FPO250/250/250-3C85D8PE12M/P24-A

    Lifesafety Power FPO250/250/250-3C85D8PE12M/P24-A 3 x 250W power

    Modular, high-capacity power supply designed for mid-to-large access control installations requiring distributed lock control and auxiliary circuit

    • Three 250W modules deliver 750W aggregate capacity for 20+ door deployments.
    • 24 relay outputs support magnetic locks, strikes, and motor deadbolts at 12 or 24VDC.
    • 40 Class 2 auxiliary outputs power readers, sensors, and intercoms on isolated buses.
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    $9,506.00 $6,243.99 Save $3,262.01
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  • Save $2,127.01
    Lifesafety Power FPO250/250/250-4C84D8E12S 250W power supply 20A
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    Lifesafety Power FPO250/250/250-4C84D8E12S

    Lifesafety Power FPO250/250/250-4C84D8E12S 250W power supply 20A

    250W power supply designed to distribute power and relay control across networked access control and security systems

    • Delivers 20A at 12VDC or 10A at 24VDC from a single 250W supply.
    • 32 relay lock outputs, each 3A fused with per-output FAI/failsafe/failsecure selection.
    • 32 isolated DC auxiliary outputs eliminate external relay banks in cabinet installs.
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    $6,198.00 $4,070.99 Save $2,127.01
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  • Save $3,835.01
    Lifesafety Power FPO250/250/250-8M8PNLCE12M/P24-A 250W power supp
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    Lifesafety Power FPO250/250/250-8M8PNLCE12M/P24-A

    Lifesafety Power FPO250/250/250-8M8PNLCE12M/P24-A 250W power supp

    250W managed power distribution unit engineered for mid-scale security deployments where independent circuit isolation and per-channel protection are

    • Eight isolated Class 2 outputs at 2.5A each prevent single-fault cascade failures.
    • Selectable 12V/20A or 24V/10A operation supports legacy and modern access control hardware.
    • 250W total capacity covers mid-scale deployments of 8–12 IP cameras or 4–6 access panels.
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    $11,177.00 $7,341.99 Save $3,835.01
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  • Save $159.01
    Lifesafety Power FPO250/E-BOXED Smart DC Power Supply/Charger 208
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    Lifesafety Power FPO250/E-BOXED

    Lifesafety Power FPO250/E-BOXED Smart DC Power Supply/Charger 208

    • Accepts 208–230VAC mains input, compatible with standard commercial electrical infrastructure.
    • Fully enclosed BOXED form factor mounts to DIN rail, wall bracket, or cabinet surface.
    • Integrated charging circuit supports battery backup systems alongside regulated DC output.
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    $465.00 $305.99 Save $159.01
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  • Save $162.01
    Lifesafety Power FPO75-2D8E1 75W power supply 6A/12V or 3A/24V 1
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    Lifesafety Power FPO75-2D8E1

    Lifesafety Power FPO75-2D8E1 75W power supply 6A/12V or 3A/24V 1

    75W auxiliary power supply designed to distribute regulated DC power across multiple power supply branches in networked security installations

    • 16 independently fused 3A outputs eliminate single failure points across distributed loads.
    • Per-output Bus1/Bus2 selection isolates zones or backup domains during commissioning.
    • Compact 14H×12W×4.5D-inch enclosure fits standard DIN rail or wall-mount security cabinets.
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    $474.00 $311.99 Save $162.01
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  • Save $255.01
    Lifesafety Power FPO75-2D8E4M 250W PS 20A/12V or 10A/24V 24 DC au
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    Lifesafety Power FPO75-2D8E4M

    Lifesafety Power FPO75-2D8E4M 250W PS 20A/12V or 10A/24V 24 DC au

    250W auxiliary power supply designed for distributed access control and electromagnetic lock circuits in commercial security deployments

    • Selectable 20A/12V or 10A/24V output eliminates buck/boost conversion on mixed-voltage sites.
    • Four independent 2.5A Class 2 channels isolate lock, reader, and RTE circuits without daisy-chaining.
    • Dual-bus per-output assignment prevents single-fault cascade across up to 24-door deployments.
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    $744.00 $488.99 Save $255.01
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  • Save $303.01
    Lifesafety Power FPO75-2D8E4M1 75W power supply 6A/12V or 3A/24V
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    Lifesafety Power FPO75-2D8E4M1

    Lifesafety Power FPO75-2D8E4M1 75W power supply 6A/12V or 3A/24V

    Compact 75W power supply designed for distributed access control, alarm, and IP device deployments where multiple 12VDC or 24VDC circuits require

    • Eight individually fused 3A outputs prevent cascade failures across locks and readers.
    • Selectable 12V/24V per output supports mixed device loads from a single 75W supply.
    • Dual-bus architecture enables fault isolation in supervised access control deployments.
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    $885.00 $581.99 Save $303.01
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    Lifesafety Power FPO75-2D8PE1 75W power supply 6A/12V or 3A/24V
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    Lifesafety Power FPO75-2D8PE1

    Lifesafety Power FPO75-2D8PE1 75W power supply 6A/12V or 3A/24V

    75W power supply purpose-built for small-to-medium distributed surveillance and access control deployments

    • 16 supervised Class 2 outputs (2.5A each) isolate faults without cascading failures.
    • Dual-bus architecture segments 12V and 24V loads in one panel, reducing wiring complexity.
    • E1 enclosure (14H×12W×4.5D in.) mounts on 19-inch rack rails or wall on 4-inch centers.
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    Lifesafety Power FPO75-2D8PE2M 75W power supply 6A/12V or 3A/24V
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    Lifesafety Power FPO75-2D8PE2M

    Lifesafety Power FPO75-2D8PE2M 75W power supply 6A/12V or 3A/24V

    75W regulated power supply designed to distribute power across distributed security and access-control installations

    • Delivers 6A@12VDC or 3A@24VDC from one AC input to fit mixed-voltage site designs.
    • Eight independently current-limited 2.5A outputs reduce homerun wiring across access zones.
    • Per-output Bus1/Bus2 assignment enables zone isolation without additional distribution hardware.
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    $645.00 $423.99 Save $221.01
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  • Save $191.01
    Lifesafety Power FPO75-B1002D8E1 Std Pow Sys 75W Dual Voltage
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    Lifesafety Power FPO75-B1002D8E1

    Lifesafety Power FPO75-B1002D8E1 Std Pow Sys 75W Dual Voltage

    UL-listed power distribution system designed for access control, life safety, and emergency egress applications

    • Dual 12V/24V zone-selectable outputs eliminate separate supplies in mixed-voltage installs.
    • Integrated fire alarm disconnect relay automatically unlocks doors on alarm—no aux wiring needed.
    • Low-battery cutoff and dedicated fast charger extend SLA/lithium backup battery service life.
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    $558.00 $366.99 Save $191.01
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  • Save $245.01
    Lifesafety Power FPO75-B100C4D8E1M 75W power supply 6A/12V 12V 2
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    Lifesafety Power FPO75-B100C4D8E1M

    Lifesafety Power FPO75-B100C4D8E1M 75W power supply 6A/12V 12V 2

    75W power distribution module designed for access control, door lock, and auxiliary device management in security installations

    • 12 fused outputs (4 relay lock + 8 auxiliary DC) consolidate door and device power.
    • Per-output failsafe/failsecure/FAI selection meets life-safety door locking requirements.
    • Adjustable 5–18V @ 4A output supports legacy non-standard-voltage devices without regulators.
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    $715.00 $469.99 Save $245.01
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  • Save $225.01
    Lifesafety Power FPO75-B100C4D8E2 Power supply board 75W 6A/12V
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    Lifesafety Power FPO75-B100C4D8E2

    Lifesafety Power FPO75-B100C4D8E2 Power supply board 75W 6A/12V

    Compact 75W power supply board designed to distribute regulated DC power across multiple IP cameras and networked security endpoints in integrated

    • Delivers 6A at 12VDC or 3A at 24VDC, eliminating separate supplies in mixed-voltage installations.
    • 75W capacity supports 6–12 megapixel cameras or mixed PoE and non-PoE endpoints from one board.
    • Board-level form factor integrates into cabinet or DIN-rail assemblies for centralized power distribution.
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    $656.00 $430.99 Save $225.01
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    Lifesafety Power FPO75-B100C4D8E2S 75W PS 6A/12V or 3A/24V 12V 2
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    Lifesafety Power FPO75-B100C4D8E2S

    Lifesafety Power FPO75-B100C4D8E2S 75W PS 6A/12V or 3A/24V 12V 2

    Dedicated access control power supply engineered for mid-scale door control installations, supporting multiple electric lock, strike, and auxiliary

    • Dual primary output (6A/12V or 3A/24V) supports mixed lock ecosystems from one 75W unit.
    • Four 3A relay outputs with per-relay FAI/failsafe/failsecure selection cut multi-door wiring time.
    • Eight 3A auxiliary outputs with Bus1/Bus2 assignment eliminate external multiplexing hardware.
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    $904.00 $593.99 Save $310.01
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    Lifesafety Power FPO75-B100C4D8E2X 75W power supply 6A/12V or 3A
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    Lifesafety Power FPO75-B100C4D8E2X

    Lifesafety Power FPO75-B100C4D8E2X 75W power supply 6A/12V or 3A

    75W power supply designed to deliver both primary load power and integrated relay logic control for distributed access control and security device

    • Delivers 6A/12V or 3A/24V primary output plus adjustable 5–18VDC at 4A for legacy devices.
    • Four relay outputs support failsafe, failsecure, or FAI logic—each fused at 3A for circuit protection.
    • Eight auxiliary DC outputs assignable to Bus1 or Bus2 prevent cross-loading across independent control circuits.
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    $952.00 $625.99 Save $326.01
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  • Save $308.01
    Lifesafety Power FPO75-B100C4D8E4M Power supply board 75W 6A/12V
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    Lifesafety Power FPO75-B100C4D8E4M

    Lifesafety Power FPO75-B100C4D8E4M Power supply board 75W 6A/12V

    75W power supply board designed for access control and fire-safety system installations

    • 75W board delivers 6A/12V and 3A/24V outputs for multi-door access control runs.
    • Four 3A relay lock outputs plus eight 3A auxiliary DC outputs support large deployments.
    • Ships with Mercury/Lenel backplate for drop-in integration into standard enclosures.
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  • Save $225.01
    Lifesafety Power FPO75-B100C4D8PE2 PSB 75W 6A/12V or 3A/24V Seco (view 3)
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    Lifesafety Power FPO75-B100C4D8PE2

    Lifesafety Power FPO75-B100C4D8PE2 PSB 75W 6A/12V or 3A/24V Seco

    Class 2 power supply board designed for mid-scale access control, intercom, and security system installations

    • Selectable 6A/12V or 3A/24V output covers most door locks and reader loads.
    • 4 independently fused 3A relay outputs isolate faults without taking down adjacent circuits.
    • Class 2 topology meets NEC/CEC low-voltage rules, eliminating conduit separation requirements.
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    $656.00 $430.99 Save $225.01
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  • Save $424.01
    Lifesafety Power FPO75-B100C4D8PE2M/P4-A 75W PS 6A/12V or 3A/24V
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    Lifesafety Power FPO75-B100C4D8PE2M/P4-A

    Lifesafety Power FPO75-B100C4D8PE2M/P4-A 75W PS 6A/12V or 3A/24V

    75W distributed power supply designed for access control, door locks, and life safety integration in commercial and institutional facilities

    • Selectable 6A/12V or 3A/24V output powers lock actuators without extra supplies.
    • Four independently fused relay outputs support failsafe or failsecure mode per door.
    • Eight Class 2 auxiliary outputs distribute sensor and indicator loads across two buses.
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    $1,238.00 $813.99 Save $424.01
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  • Save $424.01
    Lifesafety Power FPO75-B100C4D8PE2M/P4-C 75W PS 6A/12V or 3A/24V
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    Lifesafety Power FPO75-B100C4D8PE2M/P4-C

    Lifesafety Power FPO75-B100C4D8PE2M/P4-C 75W PS 6A/12V or 3A/24V

    75W power supply module designed for distributed access control and security system deployments requiring multiple lock and auxiliary outputs

    • Selectable 12V/6A or 24V/3A output supports mag-lock and solenoid strike installs from one unit.
    • 4 relay lock outputs (3A each) with per-output FAI, failsafe, or failsecure logic eliminate external relay racks.
    • 8 auxiliary Class 2 outputs at 2.5A each cover sensors, LEDs, and signaling across 4–8 door zones.
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  • Save $344.01
    Lifesafety Power FPO75-B100C4D8PE4M1 75W power supply 6A/12V
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    Lifesafety Power FPO75-B100C4D8PE4M1

    Lifesafety Power FPO75-B100C4D8PE4M1 75W power supply 6A/12V

    75W power module engineered for distributed power supply deployments in access control, door management, and security system installations

    • Dual-voltage output (12VDC/6A or 24VDC/3A) supports mixed legacy and modern device ecosystems.
    • Four independently fused relay outputs with FAI logic enable coordinated emergency lockdown control.
    • Eight bus-selectable 2.5A auxiliary outputs simplify multi-zone wiring and fault isolation.
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    $1,005.00 $660.99 Save $344.01
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  • Save $620.76
    Lifesafety Power FPO75-B100C4D8PNLCE2M/T4-A 75W power supply 6A
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    Lifesafety Power FPO75-B100C4D8PNLCE2M/T4-A

    Lifesafety Power FPO75-B100C4D8PNLCE2M/T4-A 75W power supply 6A

    75W regulated power supply purpose-built for distributed access control installations

    • Dual-voltage output (12VDC/6A or 24VDC/3A) supports mixed-voltage lock deployments.
    • Four individually fused relay outputs with per-door failsafe/failsecure logic selection.
    • Eight Class 2 auxiliary outputs expand signaling capacity without additional relay modules.
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    $1,526.75 $905.99 Save $620.76
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  • Save $227.01
    Lifesafety Power FPO75-B100C4E1M Power supply board 75W 6A/12V
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    Lifesafety Power FPO75-B100C4E1M

    Lifesafety Power FPO75-B100C4E1M Power supply board 75W 6A/12V

    75W redundant power supply with dual independent outputs—2A @ 12VDC and 2A @ 24VDC—designed to power access control systems, door locks, and

    • Dual independent outputs (12VDC @ 2A and 24VDC @ 2A) support mixed-voltage installations.
    • Four individually fused lock outputs isolate circuit faults without tripping the entire supply.
    • E1M enclosure (14H×12W×4.5D in.) fits standard wall-mount or rack-install security closets.
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    $662.00 $434.99 Save $227.01
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  • Save $246.01
    Lifesafety Power FPO75-B100C4E2M Power supply board 75W 6A/12V
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    Lifesafety Power FPO75-B100C4E2M

    Lifesafety Power FPO75-B100C4E2M Power supply board 75W 6A/12V

    Dual-output power supply board engineered for access control and integrated security systems

    • Dual-output design powers 12V/24V primary and adjustable 5–18V secondary from one 75W board.
    • Four isolated 3A relay outputs switch locks independently, protecting video and data circuits.
    • Size 18 enclosure with Mercury/Lenel backplate fits existing cabinet stacks without rewiring.
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  • Save $238.01
    Lifesafety Power FPO75-B100C4E2V Power supply board 75W 6A/12V
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    Lifesafety Power FPO75-B100C4E2V

    Lifesafety Power FPO75-B100C4E2V Power supply board 75W 6A/12V

    75W power supply engineered for Vertx 4DR networked lock systems and associated access-control hardware

    • 75W dual-output power supply for Vertx 4DR networked locks
    • Simultaneous 12VDC and 24VDC output at 2A each
    • 8 fused lock/auxiliary outputs in stainless E2V enclosure
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    $694.00 $455.99 Save $238.01
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    Lifesafety Power FPO75-B100C4PD8PE4H Power supply board 75W 6A/1
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    Lifesafety Power FPO75-B100C4PD8PE4H

    Lifesafety Power FPO75-B100C4PD8PE4H Power supply board 75W 6A/1

    75W secondary power supply board designed for access control and security subsystems requiring distributed 12VDC or 24VDC power

    • Selectable 12VDC/6A or 24VDC/3A output supports mixed lock and reader loads from one board.
    • 12 supervised class 2 outputs (4 relay lock + 8 auxiliary) eliminate external relay modules.
    • Pre-installed in 20×24×4.5" Size 24 enclosure with Honeywell Pro-Watch backplate for direct mount.
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    $926.00 $608.99 Save $317.01
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  • Save $435.01
    Lifesafety Power FPO75-B100C4PD8PE4M/T4-A Mercury ProWire Power
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    Lifesafety Power FPO75-B100C4PD8PE4M/T4-A

    Lifesafety Power FPO75-B100C4PD8PE4M/T4-A Mercury ProWire Power

    Compact UL-listed power distribution system designed for access control installations requiring dual-voltage output, failsafe/failsecure lock

    • Dual 12V/24V DC output from a single 120V AC input eliminates separate transformers.
    • 4 relay lock outputs are individually configurable failsafe or failsecure per door.
    • Built-in fire alarm disconnect auto-unlocks doors via Form C contacts—no external relay.
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    $1,269.00 $833.99 Save $435.01
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    Lifesafety Power FPO75-B100C4PE1 75W power supply 6A/12V or 3A/2
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    Lifesafety Power FPO75-B100C4PE1

    Lifesafety Power FPO75-B100C4PE1 75W power supply 6A/12V or 3A/2

    75W field-mounted power supply designed to centralize 12VDC and 24VDC distribution for access control, locking hardware, and perimeter security

    • Dual primary outputs (12VDC/6A or 24VDC/3A) consolidate mixed-voltage lock distribution.
    • Four 2.5A relay outputs independently selectable fail-safe or fail-secure per channel.
    • Adjustable 5–18VDC secondary powers legacy sensors without added regulators or converters.
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    Lifesafety Power FPO75-B100C4PE2M Power supply board 75W 6A/12V
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    Lifesafety Power FPO75-B100C4PE2M

    Lifesafety Power FPO75-B100C4PE2M Power supply board 75W 6A/12V

    Secondary power supply designed to support door access control, lock interfaces, and low-power IP endpoints in hardened security installations

    • Dual-voltage primary rail (12VDC/6A or 24VDC/3A) supports mixed lock and reader hardware.
    • Four class-2 relay outputs at 2.5A each switch strikes and mag locks without add-on modules.
    • Adjustable 5–18V secondary rail at 4A powers IP cameras and networked readers independently.
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    Lifesafety Power FPO75-B100C4W1M 75W power supply 6A/12V or 3A/2
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    Lifesafety Power FPO75-B100C4W1M

    Lifesafety Power FPO75-B100C4W1M 75W power supply 6A/12V or 3A/2

    75W unregulated power supply with integrated 4-channel relay control for electric lock and access management systems

    • Delivers 6A@12VDC or 3A@24VDC from a single enclosed board for mid-scale door access.
    • Four independently fused 3A relay channels eliminate external relay modules in most installs.
    • Per-output fail-safe or fail-secure selection supports mixed lock configurations on one board.
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    Lifesafety Power FPO75-B100C8D8E4M 75W power supply 6A/12V or 3A
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    Lifesafety Power FPO75-B100C8D8E4M

    Lifesafety Power FPO75-B100C8D8E4M 75W power supply 6A/12V or 3A

    75W Class 2 power-limited supply designed to feed access control and life safety systems that require discrete relay and DC auxiliary outputs

    • Eight fused relay outputs (3A each, FAI/failsafe/failsecure) eliminate external relay banks.
    • Dual primary voltage—12V@6A or 24V@3A—plus adjustable 5–18V@4A secondary cuts BOM complexity.
    • Class 2 NEC/UL-listed design meets power-limited requirements for life safety and access control.
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    Lifesafety Power FPO75-B100C8D8E4M1 75W power supply 6A/12V or 3
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    Lifesafety Power FPO75-B100C8D8E4M1

    Lifesafety Power FPO75-B100C8D8E4M1 75W power supply 6A/12V or 3

    75W industrial power supply engineered for access control and security integration environments where dual-voltage output, relay switching, and

    • Dual primary output (12VDC/6A or 24VDC/3A) powers mixed-voltage access devices from one supply.
    • 8 relay lock outputs, each fused at 3A and individually configurable failsafe, failsecure, or FAI.
    • 16 total supervised outputs fit E4 enclosure (24×20×4.5 in) with Mercury back plate included.
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    Lifesafety Power FPO75-B100C8D8PE4M 75W power supply 6A/12V or 3
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    Lifesafety Power FPO75-B100C8D8PE4M

    Lifesafety Power FPO75-B100C8D8PE4M 75W power supply 6A/12V or 3

    75W dual-output power supply engineered for access control and perimeter security integration where relay-driven lock control and auxiliary equipment

    • Selectable 12VDC/24VDC primary output eliminates separate modules in mixed-voltage installs.
    • 8 relay outputs—individually fused at 3A—support failsafe, failsecure, or FAI programming.
    • 8 class 2 auxiliary DC outputs (2.5A each) power REX buttons, sirens, and ancillary devices.
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    Lifesafety Power FPO75-B100C8D8PE4M1 Mercury Unified Pow FPO75-B1
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    Lifesafety Power FPO75-B100C8D8PE4M1

    Lifesafety Power FPO75-B100C8D8PE4M1 Mercury Unified Pow FPO75-B1

    UL-listed access control power distribution system designed for multi-door installations requiring synchronized failsafe/failsecure lock control

    • 8 individually fused 3A relay outputs support failsafe or failsecure lock control per door.
    • 8 auxiliary Class 2 outputs at 2.5A each power readers, REX devices, and sensors per zone.
    • Integrated fire alarm disconnect automatically unlocks doors on FA trigger for code compliance.
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    $1,293.00 $849.99 Save $443.01
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Power Delivery & Supplies

Power delivery and supply solutions provide reliable energy for IP cameras, access control hardware, intercoms, and supporting infrastructure. Proper power planning ensures stable operation, protects sensitive equipment, and supports long-term system reliability.

Plan Your Deployment

  • Voltage requirements and device compatibility
  • Total load calculation and expansion capacity
  • Centralized vs distributed power architecture
  • Battery backup and redundancy planning
  • Environmental and enclosure considerations
Get Recommendations Infrastructure

Power Delivery & Supplies — Engineering-Grade Power Distribution for Commercial Deployments

This category covers 1003 working models of power delivery & supplies sourced manufacturer-direct or through channel-direct US distribution. Build the rest of your system around the architectural choices below — compatibility, environmental rating, and lifecycle decisions made here propagate through every downstream component you specify.

What to Look For

Voltage and amperage requirements come from the connected load. Cameras and access-control hardware typically use 12VDC or 24VAC; PoE-powered devices need a PoE injector or switch instead of a traditional supply. Sum the steady-state current draw across all devices on the supply, then add 25-30% headroom for inrush and growth. Undersized supplies fail quickly under sustained load.

Linear, switching, and PoE supplies have different efficiency, noise, and form-factor characteristics. Switching supplies are smaller and cooler-running but introduce switching noise that can affect audio circuits. Linear supplies run quieter electrically but generate more heat and weigh more. PoE injectors and switches are standard for IP cameras and access readers — pick by port count, power budget, and management capability.

Output redundancy and battery backup are the distinguishing features at the high end. Multi-output supplies with individually-fused outputs isolate device failures so one shorted camera doesn't take down the rest. Battery-backed supplies maintain operation during AC failure — code-mandated on most access-control and emergency systems. Sizing the battery for actual runtime requirement is more important than headline Ah capacity.

Enclosure type, mounting, and certification matter for code compliance and field reliability. NEMA-rated enclosures for outdoor/wet locations; lockable enclosures for tamper-resistant installs. UL 294 listing for access-control supplies; UL 1481 for fire-alarm supplies. Verify the AHJ's listing requirements before ordering — many jurisdictions reject non-listed supplies in commercial life-safety installs.

Key Specs in This Category

SpecAvailable Options
ConnectivitySingle-Mode Fiber, Wired, Multi-Mode Fiber, Ethernet over Coax
PowerAC/DC, 24VDC, 12VDC, 24VAC, PoE, PoE+, PoE++
Channels14, 3
TypePower Supply, Enclosure, Accessory, Relay Module, UPS, Network Hub, Cable, Controller
DurabilityIndoor
Night VisionYes

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Frequently Asked Questions

Do I need a battery backup on my power supply?

For access control on egress doors, fire alarm systems, and most security-monitored installations — yes, code requires it. Battery backup runtime is typically 4 hours minimum for access control (24 hours for fire alarm). For surveillance cameras alone, battery backup is optional but recommended; a 30-minute UPS bridge handles most utility-power glitches and prevents reboot cycles that affect recorded video continuity.

What size power supply do I need for 8 PoE cameras?

If using a PoE switch, sum the per-camera PoE class budget: 8 cameras at 802.3at (PoE+, 30W max) need a switch with at least 240W total PoE budget. Add 20-30% headroom. Many 8-port PoE+ switches advertise 130W total budget — undersized for full-load 802.3at use. For 802.3bt (PoE++, 60-90W) devices like multi-imagers or large PTZs, plan even more aggressively.

Can I mix 12VDC and 24VAC devices on one supply?

Multi-output supplies (Altronix AL600ULPD8, LifeSafety FPO75) provide both 12VDC and 24VAC outputs from a single chassis, each individually fused. Mixing the two on a single output is not safe — voltage and waveform are incompatible. For larger sites, separate dedicated supplies per voltage simplify troubleshooting and isolate failures.

How do I calculate voltage drop on long cable runs?

Voltage drop depends on conductor gauge, current draw, and cable length. For 12VDC at 2A over 100 feet, 18 AWG drops roughly 1V (5%) — borderline acceptable. 16 AWG drops half that. For runs over 100 feet at sustained current, use a 24V supply at the source and step down at the device, or move to PoE which tolerates longer runs at typical commercial distances.

What's the difference between a power supply and a PoE injector?

A traditional power supply delivers DC (or AC) to a device through a dedicated power cable. A PoE injector adds DC power to the unused pairs of an Ethernet cable, so the device receives both power and data on the same Cat5e/Cat6. PoE simplifies installation and is the dominant choice for IP cameras and modern access readers. Traditional supplies are still preferred for high-current devices like maglocks and analog camera installations.

Need help choosing? Talk to a Senior Specialist — direct line 877-277-7147 or request a quote.