Power Delivery & Supplies

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  • Save $174.25
    Altronix LPS3WP12 12VDC Linear Power Supply (view 4)
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    Altronix LPS3WP12

    Altronix LPS3WP12 12VDC Linear Power Supply

    Outdoor 12VDC linear supply for security systems, 0.5A at 16/24VAC input

    • Weather-resistant enclosure rated for exterior mounting in harsh conditions
    • Single 12VDC output at 0.5A for access control and camera applications
    • Linear design eliminates noise for clean power to sensitive security equipment
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  • Save $147.15
    Altronix LPS3WP24 24VDC Linear Power Supply
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    Altronix LPS3WP24

    Altronix LPS3WP24 24VDC Linear Power Supply

    Single-output 24VDC linear supply with AC fail supervision for access control

    • 24VDC regulated output at 0.5A max; linear design minimizes noise on reader circuits
    • AC fail supervision detects power loss and triggers alarm signal for compliance audits
    • Compact DIN-rail or wall mount; 115VAC input; 12" × 8" × 6" footprint
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  • Save $375.29
    Altronix MAXFIT11FE power supply terminal connections and specifications
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    Altronix MAXFIT11FE

    Altronix MAXFIT11FE Dual 12/24VDC 4A Power Supply

    Dual 12/24VDC 4A power supply with selectable voltage per channel

    • Two isolated 4A outputs at 12VDC or 24VDC, field-selectable per channel
    • Expandable modular architecture grows with system without full replacement
    • BC750 steel enclosure with DIN-rail mounting for compact cabinet install
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  • Save $380.02
    Altronix MAXFIT13FE 12/24VDC 10A Power Supply - image 2
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    Altronix MAXFIT13FE

    Altronix MAXFIT13FE 12/24VDC 10A Power Supply

    Compact 12/24VDC 10A supply for access control and surveillance

    • Selectable 12VDC or 24VDC output for mixed security device loads
    • 10A rating supports multiple cameras, controllers, and sensors
    • MAXFIT enclosure fits 19-inch rack and wall-mount cabinets
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  • Save $504.57
    Altronix MAXFIT33E Dual-Channel 12/24VDC Power Supply (view 3)
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    Altronix MAXFIT33E

    Altronix MAXFIT33E Dual-Channel 12/24VDC Power Supply

    Dual-channel 12/24VDC supply, 6A per channel, stackable design

    • Two independent 6-ampere channels with per-channel voltage selection
    • Mix 12VDC and 24VDC loads simultaneously without separate supplies
    • Stackable architecture scales across multi-zone security deployments
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    $1,100.56 $595.99 Save $504.57
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  • Save $403.42
    Altronix MAXFIT33FE Dual Voltage Power Supply 12/24VDC
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    Altronix MAXFIT33FE

    Altronix MAXFIT33FE Dual Voltage Power Supply 12/24VDC

    Dual 12/24VDC supply with 10A capacity for mixed-voltage security systems

    • Independent 6A channels for 12VDC and 24VDC simultaneous operation
    • 10A maximum current at 24VDC supports access control and surveillance expansion
    • BC750 enclosure with DIN-rail mounting and terminal block connections for quick setup
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  • Save $368.77
    Altronix MAXFIT3E 12/24VDC 6A Power Supply (view 3)
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    Altronix MAXFIT3E

    Altronix MAXFIT3E 12/24VDC 6A Power Supply

    Dual-voltage 6A industrial power supply, 12/24VDC selectable, UL-listed

    • Selectable 12VDC or 24VDC output at 6 amps for multi-device security installations
    • ULXB-rated enclosure meets commercial fire and electrical safety codes
    • DIN-rail and wall-mount compatible for compact control panel integration
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  • Save $385.30
    Altronix MAXFIT3F8AP Access Control Power Kit - image 2
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    Altronix MAXFIT3F8AP

    Altronix MAXFIT3F8AP Access Control Power Kit

    8-channel access control power kit with battery backup and per-point supervision

    • Eight 24VDC outputs with individual current limiting and LED status on each channel
    • Integrated battery charging for emergency egress power during AC mains failure
    • ACM8 module with relay outputs for door locks, request-to-exit, and alarm functions
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    $973.29 $587.99 Save $385.30
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  • Save $296.08
    Altronix MAXFIT3FE 6A Dual Voltage Power Supply (view 3)
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    Altronix MAXFIT3FE

    Altronix MAXFIT3FE 6A Dual Voltage Power Supply

    Dual-voltage 6A power supply with battery backup for security systems

    • Field-selectable 12VDC or 24VDC output at 6A for mixed-voltage devices
    • Battery backup capable for emergency power during mains failure
    • DIN-rail mountable BC750 enclosure expands into larger MAXFIT configurations
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    $750.07 $453.99 Save $296.08
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  • Save $516.14
    Altronix MAXFIT55E 12VDC 20A ULX Enclosure
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    Altronix MAXFIT55E

    Altronix MAXFIT55E 12VDC 20A ULX Enclosure

    12VDC 20A compact enclosure for 4–6 IP cameras with DIN-rail mount

    • 20A output powers medium camera installations in ultra-low-profile form
    • DIN-rail and wall mount options fit confined spaces and retrofit setups
    • Stackable design scales capacity by running multiple units in parallel
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    $1,126.13 $609.99 Save $516.14
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  • Save $621.70
    Altronix MAXFIT716AP 16-Door Access Power Controller Kit
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    Altronix MAXFIT716AP

    Altronix MAXFIT716AP 16-Door Access Power Controller Kit

    16-door access controller with fused protection and battery backup

    • Individual fused circuits per door output isolate faults to single access points
    • AL1024ULXB2 intelligent charger with battery management for power loss events
    • PD16W supervision monitors status across all 16 outputs in real time
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    $1,379.69 $757.99 Save $621.70
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  • Save $483.73
    Altronix MAXFIT778SD Dual 24VDC 10A Power Supply
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    Altronix MAXFIT778SD

    Altronix MAXFIT778SD Dual 24VDC 10A Power Supply

    Dual 24VDC 10A supply with 8 PTC-protected outputs for redundant security power

    • Two independent 10A channels enable failover operation between primary and backup circuits
    • Eight individually protected outputs prevent nuisance tripping during short circuits
    • BC750 form factor mounts in standard enclosures for access control and surveillance systems
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    $1,221.72 $737.99 Save $483.73
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  • Save $468.34
    Altronix MAXFIT77FE 24VDC 20A Dual-Channel Power Supply
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    Altronix MAXFIT77FE

    Altronix MAXFIT77FE 24VDC 20A Dual-Channel Power Supply

    Dual 24VDC/20A expandable power supply for security installations

    • Two independent 10A channels at 24VDC with fault-tolerant redundancy
    • DIN-rail mount in BC750 enclosure for compact cabinet integration
    • Expandable architecture grows without platform replacement
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  • Save $301.54
    Altronix MAXFIT7E 24VDC 10A Power Supply (view 3)
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    Altronix MAXFIT7E

    Altronix MAXFIT7E 24VDC 10A Power Supply

    24VDC 10A regulated supply in compact ULXB enclosure for security systems

    • 24VDC @ 10A output with short-circuit and thermal overload protection
    • ULXB-rated MAXFIT form factor fits standard racks and wall-mounted installations
    • Supports battery backup modules for mission-critical access control and camera loads
    Usually Ships in 2-3 Weeks Free shipping over $499
    $762.53 $460.99 Save $301.54
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  • Save $506.00
    Altronix MAXFIT7F16AP 16-Port PoE Injector (view 2)
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    Altronix MAXFIT7F16AP

    Altronix MAXFIT7F16AP 16-Port PoE Injector

    16-port PoE injector with dual circuits and battery backup support

    • 16 simultaneous PoE outputs across two independent 8-port modules
    • Supervised circuits monitor each port for device detection and faults
    • Battery backup ready for emergency power during mains loss
    Usually Ships in 2-3 Weeks Free shipping over $499
    $1,277.99 $771.99 Save $506.00
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  • Save $309.83
    Altronix MAXFIT7FE Single Power Supply Expandable Power Sys (view 3)
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    Altronix MAXFIT7FE

    Altronix MAXFIT7FE Single Power Supply Expandable Power Sys

    24VDC 10A expandable power supply for security infrastructure

    • 24VDC regulated output at 10A for access control and surveillance
    • Modular architecture scales capacity as security systems grow
    • Single-unit baseline configuration simplifies initial installations
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    $784.82 $474.99 Save $309.83
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  • Save $581.82
    Altronix MAXIMAL11D 2 Power Supply/Charger with Access power - image 2
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    Altronix MAXIMAL11D

    Altronix MAXIMAL11D 2 Power Supply/Charger with Access power

    Dual 12/24VDC supply with 16 PTC relays for access control power

    • Two independent 3.5A outputs, selectable 12 or 24VDC per supply
    • 16 PTC relay outputs replace traditional fuses for circuit protection
    • 115VAC input, BC800 enclosure mount for security infrastructure
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    $1,470.81 $888.99 Save $581.82
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  • Save $461.35
    Altronix MAXIMAL11E Dual 12/24VDC 3.5A Power Supply (view 2)
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    Altronix MAXIMAL11E

    Altronix MAXIMAL11E Dual 12/24VDC 3.5A Power Supply

    Dual-channel 12/24VDC supply, 3.5A per output, 115VAC input

    • Independent regulated channels switch between 12VDC or 24VDC per output
    • 3.5A per channel supports dual-voltage camera and access control loads
    • BC800 DIN-rail mount with built-in protection circuitry for security panels
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    $1,167.34 $705.99 Save $461.35
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  • Save $639.62
    Altronix MAXIMAL11F Dual-Channel Access Power Controller - image 2
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    Altronix MAXIMAL11F

    Altronix MAXIMAL11F Dual-Channel Access Power Controller

    Dual-channel 12/24VDC access controller with 16 relay outputs and battery backup

    • Two independent 3.5A channels (7A total) support mixed 12V and 24V devices
    • 16 fused Class 2 relay outputs for strike plates, mag locks, and control logic
    • Integrated battery charger and FAI supervision for emergency egress and fire protocol
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    $1,615.61 $975.99 Save $639.62
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    Altronix MAXIMAL11FD Dual 7A Access Control Power Controller (view 2)
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    Altronix MAXIMAL11FD

    Altronix MAXIMAL11FD Dual 7A Access Control Power Controller

    Dual 7A power controller with 16 relay outputs for access control

    • Two independent 3.5A supplies selectable 12/24VDC for simultaneous feeds
    • 16 PTC-protected relay outputs with individual supervision and FAI cert
    • Integrated battery charger with LinQ2 network monitoring support
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  • Save $520.39
    Altronix MAXIMAL11FE Dual-Output Power Supply 12/24VDC
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    Altronix MAXIMAL11FE

    Altronix MAXIMAL11FE Dual-Output Power Supply 12/24VDC

    Dual 12/24VDC outputs in one DIN-rail chassis for mixed-voltage systems

    • Independent 12VDC and 24VDC rails at 3.5A each, 12A aggregate capacity
    • 115VAC input in compact BC800 enclosure; field-expandable architecture
    • LinQ2-ready supervision; battery backup and FAI certification included
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  • Save $654.07
    Altronix MAXIMAL11K1 16-Output Fused Power Supply - image 3
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    Altronix MAXIMAL11K1

    Altronix MAXIMAL11K1 16-Output Fused Power Supply

    16-output fused power supply, 12/24VDC selectable for access control

    • 16 independently fused outputs isolate each device circuit and prevent cascade failures
    • Dual voltage modes: 12VDC@8A or 24VDC@6A to match mixed security device requirements
    • DIN rail or wall-mount installation fits standard security equipment racks
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    $1,451.06 $796.99 Save $654.07
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  • Save $470.36
    Altronix MAXIMAL13E Dual Output 12/24VDC Power Supply
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    Altronix MAXIMAL13E

    Altronix MAXIMAL13E Dual Output 12/24VDC Power Supply

    Dual-output 12/24VDC supply with independent voltage per channel

    • Selectable 12VDC or 24VDC on each output for mixed-voltage systems
    • 3.5A and 6A simultaneous outputs power access control and surveillance gear
    • Isolated channels prevent voltage conflicts in DIN rail or wall-mount setups
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    $1,189.35 $718.99 Save $470.36
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  • Save $465.12
    Altronix MAXIMAL13EV Dual Output 24VDC Power Supply
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    Altronix MAXIMAL13EV

    Altronix MAXIMAL13EV Dual Output 24VDC Power Supply

    Dual 12/24VDC output supply for mixed-voltage security systems

    • Independent 12VDC @ 3.5A and 24VDC @ 6A outputs from single 220VAC input
    • Integrated dual power supply/changers deliver redundancy for continuous operation
    • Supports access control, cameras, and distributed surveillance loads simultaneously
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  • Save $524.33
    Altronix MAXIMAL13FE Dual Output 12/24VDC Power Supply
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    Altronix MAXIMAL13FE

    Altronix MAXIMAL13FE Dual Output 12/24VDC Power Supply

    Dual 12/24VDC supply with 6A capacity and battery backup ready

    • Independent 12VDC (3.5A) and 24VDC (6A) outputs from single 115VAC input
    • Expandable architecture grows without unit replacement or parallel installation
    • FAI supervision and LinQ2 compatible for integrated monitoring and diagnostics
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  • Save $402.50
    Altronix MAXIMAL1R controller rear panel connections and terminal block details
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    Altronix MAXIMAL1R

    Altronix MAXIMAL1R 16-Output Rack Mount Controller

    16-output rack mount controller with selectable 12/24VDC for access control

    • 16 independently fused relay outputs, 4A per channel for multi-door systems
    • Selectable 12VDC or 24VDC output from 115VAC input for flexible installation
    • Integrated battery charger for backup power on critical access points
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  • Save $402.50
    Altronix MAXIMAL1RD 16-Output Access Power Controller - image 2
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    Altronix MAXIMAL1RD

    Altronix MAXIMAL1RD 16-Output Access Power Controller

    16-output 24VDC access controller with integrated battery backup

    • 16 independent PTC-protected relay outputs at 4A each for multi-door systems
    • Selectable 12/24VDC output with built-in charger and UPS functionality
    • 2U rackmount chassis powered by 115VAC single-phase input
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  • Save $420.04
    Altronix MAXIMAL1RH 8-Output Relay Power Controller - image 2
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    Altronix MAXIMAL1RH

    Altronix MAXIMAL1RH 8-Output Relay Power Controller

    8-output relay controller with dual voltage and battery backup for access systems

    • 8 independently fused relay outputs with 12VDC and 24VDC at 4A each
    • Integrated battery charger eliminates separate PSU hardware in 2U rackmount
    • 115VAC input with dual-voltage support for mixed legacy and modern devices
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    Altronix MAXIMAL1RHD Rack Mount Access Power Controller. 4A@ - image 2
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    Altronix MAXIMAL1RHD

    Altronix MAXIMAL1RHD Rack Mount Access Power Controller. 4A@

    8-relay rackmount controller, 12/24VDC selectable, 4A per output

    • Eight independent PTC relay outputs for access control switching
    • Selectable 12/24VDC output voltage in compact 2U rackmount form
    • Battery backup maintains operation during 115VAC mains power loss
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  • Save $668.31
    Altronix MAXIMAL3 16-Output Access Power Controller
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    Altronix MAXIMAL3

    Altronix MAXIMAL3 16-Output Access Power Controller

    16-output access power controller with dual voltage and battery backup

    • 16 independently fused relay outputs at 12/24VDC selectable, 6A each
    • Integrated 115VAC supply with built-in battery charger eliminates external hardware
    • Compact BC800 steel enclosure mounts wall or surface for tight electrical spaces
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  • Save $759.84
    Altronix MAXIMAL33 Dual Output Access Power Controller
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    Altronix MAXIMAL33

    Altronix MAXIMAL33 Dual Output Access Power Controller

    Dual 12V/24V access power controller with 16 relay outputs

    • Simultaneous 12VDC and 24VDC outputs at 6A each from single 115VAC input
    • 16 fused relay outputs for direct control of locks, readers, and devices
    • Integrated battery charger maintains power during outages for emergency egress
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  • Save $750.84
    Altronix MAXIMAL33D Dual 12/24VDC Access Power Controller
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    Altronix MAXIMAL33D

    Altronix MAXIMAL33D Dual 12/24VDC Access Power Controller

    Dual 12/24VDC power supply with 16 relay outputs for access control

    • Independent 6A supplies on each voltage rail for distributed lock/reader power
    • 16 PTC Class 2 relay outputs handle load switching with integrated protection
    • Converts 115VAC input in compact BC800 enclosure for cabinet or wall mounting
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    Altronix MAXIMAL33E Dual Output 12/24VDC Power Supply - image 2
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    Altronix MAXIMAL33E

    Altronix MAXIMAL33E Dual Output 12/24VDC Power Supply

    Dual 12/24VDC supply with 6A per output and battery backup

    • Simultaneous 12VDC @ 6A and 24VDC @ 6A for mixed-voltage systems
    • Integrated battery charger for backup power in security deployments
    • BC800 enclosure with expandable architecture for future module growth
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    Altronix MAXIMAL33F Dual 12/24VDC Power Controller 16 Relay
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    Altronix MAXIMAL33F

    Altronix MAXIMAL33F Dual 12/24VDC Power Controller 16 Relay

    Dual 12/24VDC controller with 16 relay outputs for access & alarm

    • Two independent 6A channels power door locks, readers, and backup batteries
    • 16 fused relay outputs control strikes, magnets, and ancillary devices
    • FAI certified and LinQ2 ready for networked multi-site management
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    Altronix MAXIMAL33FD 16-Output Relay Power Controller (view 2)
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    Altronix MAXIMAL33FD

    Altronix MAXIMAL33FD 16-Output Relay Power Controller

    16-output relay controller with dual 12/24VDC supplies for access control

    • 16 PTC Class 2 supervised relay outputs eliminate external fuses
    • Dual independent 6A supplies at 12/24VDC run mixed-voltage devices
    • LinQ2 protocol with FAI integration for converged security systems
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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.