Power Delivery & Supplies

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  • Save $286.52
    Altronix EFLOW104NX8 24VDC 10A Power Supply 8 Outputs
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    Altronix EFLOW104NX8

    Altronix EFLOW104NX8 24VDC 10A Power Supply 8 Outputs

    24VDC 10A power supply with 8 fused outputs and battery backup

    • 8 individually fused outputs distribute 10A across access control and alarm systems
    • Built-in battery charging and supervision maintains uptime during AC mains failure
    • Fire Alarm Interface compliance and LinQ2 remote monitoring for critical infrastructure
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    Altronix EFLOW104NX8D 24VDC 10A 8-Output Power Supply
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    Altronix EFLOW104NX8D

    Altronix EFLOW104NX8D 24VDC 10A 8-Output Power Supply

    24VDC 10A 8-output power supply with battery backup and fire alarm disconnect

    • Eight independently monitored outputs with PTC protection isolate faults
    • Integrated battery charger with supervision for emergency backup power
    • Fire alarm disconnect compliance automatically cuts auxiliary power on activation
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  • Save $213.10
    Altronix EFLOW104RLBV 10A LED Cable Board
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    Altronix EFLOW104RLBV

    Altronix EFLOW104RLBV 10A LED Cable Board

    220V-to-24VDC LED board, 10A capacity for access control cabinets

    • Converts 220V AC input to regulated 24VDC output at up to 10A
    • Compact enclosure (7.5" × 4.6" × 1.75") mounts directly in cabinets
    • Integrated terminals for LED indicator arrays and status panel lighting
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  • Save $176.57
    Altronix EFLOW3N Altronix EFLOW3N Power Supply/Charger
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    Altronix EFLOW3N

    Altronix EFLOW3N Altronix EFLOW3N Power Supply/Charger

    12/24VDC backup power supply with battery charger for security systems

    • Selectable 12/24VDC output with 2A total current for access control and alarms
    • AC fail supervision and low battery detection with battery presence monitoring
    • UL Listed fire alarm disconnect compliant with integrated battery backup charging
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  • Save $191.50
    Altronix EFLOW3N4 Dual-Voltage 4-Output Power Supply
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    Altronix EFLOW3N4

    Altronix EFLOW3N4 Dual-Voltage 4-Output Power Supply

    Dual-voltage 4-output power supply with battery backup and fire alarm disconnect

    • Selectable 12 or 24VDC output across 4 independently fused circuits at 2A max
    • Integrated battery charger with AC fail and low-battery supervision
    • Fire alarm disconnect and UL listed for access control and alarm systems
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    $425.49 $233.99 Save $191.50
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  • Save $0.89
    Altronix EFLOW3NB Single-Output 12/24VDC 2A Power Supply with Battery Backup
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    Altronix EFLOW3NB

    Altronix EFLOW3NB Single-Output 12/24VDC 2A Power Supply with Battery Backup

    12/24VDC 2A supply with automatic battery backup for access control

    • Selectable 12/24VDC output eliminates need for multiple SKUs
    • Integrated battery backup with automatic switchover on AC loss
    • AC fail, low battery, and battery presence supervision built-in
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  • Save $176.57
    Altronix EFLOW3NV TEMP UNAVAIL Recommended (AL400X220)
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    Altronix EFLOW3NV

    Altronix EFLOW3NV TEMP UNAVAIL Recommended (AL400X220)

    Dual 12/24VDC supply with battery backup and fire alarm integration

    • 2A output from single unit with integrated charger and battery supervision
    • AC failure monitoring and low battery alerts for uninterrupted operation
    • UL Listed in compact BC300 enclosure, 120VAC 60Hz input
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  • Save $187.70
    Altronix EFLOW3NX Two (2) Output Power Supply/Charger
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    Altronix EFLOW3NX

    Altronix EFLOW3NX Two (2) Output Power Supply/Charger

    Compact 12/24VDC power supply with 2A output and battery backup

    • Selectable 12/24VDC output with 2A maximum current for access control
    • Integrated battery backup with automatic switchover and AC Fail monitoring
    • Fire alarm disconnect and Low Battery supervision for safety compliance
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  • Save $199.62
    Altronix EFLOW3NX4 4-Output 12/24VDC Power Supply Charger
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    Altronix EFLOW3NX4

    Altronix EFLOW3NX4 4-Output 12/24VDC Power Supply Charger

    Compact 12/24VDC 4-output supply with integrated battery charger for security systems

    • Four independently fused 12/24VDC outputs isolate faults and prevent cascading failures.
    • Integrated battery charger with AC fail and low-battery supervision ensures code-compliant backup.
    • Built-in FAI disconnect relay and UL listing satisfy fire alarm disconnection requirements.
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  • Save $202.62
    Altronix EFLOW3NX4D Power Supply/Charger w/Fire Alarm Discon
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    Altronix EFLOW3NX4D

    Altronix EFLOW3NX4D Power Supply/Charger w/Fire Alarm Discon

    UL Listed 12/24VDC power supply with integrated fire alarm disconnect

    • Four PTC-protected outputs with selectable voltage for security systems
    • Battery backup with AC Fail supervision for continuous operation during outages
    • Integrated emergency disconnect meets fire alarm integration requirements
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  • Save $185.57
    Altronix EFLOW4N 24VDC 4A Power Supply with Battery Backup & Fire Alarm Disconne
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    Altronix EFLOW4N

    Altronix EFLOW4N 24VDC 4A Power Supply with Battery Backup & Fire Alarm Disconnect

    24VDC 4A regulated supply with integrated battery backup & fire alarm disconnect

    • Selectable 12/24VDC output at 4A handles multiple devices in one compact unit
    • Battery backup with AC fail, low battery, and presence supervision built in
    • FAI-compliant fire alarm disconnect in BC300 DIN rail or surface mount enclosure
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  • Save $203.17
    Altronix EFLOW4N8 12/24VDC 4A 8-Output Power Supply
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    Altronix EFLOW4N8

    Altronix EFLOW4N8 12/24VDC 4A 8-Output Power Supply

    12/24VDC 4A supply with 8 fused outputs and battery backup

    • Selectable 12 or 24VDC output with 4A total capacity for mixed loads
    • Eight individually fused circuits isolate device faults and enable independent control
    • Integrated battery charger with AC fail, low battery, and fire alarm supervision
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    Altronix EFLOW4N8D 8-Output Power Supply Charger
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    Altronix EFLOW4N8D

    Altronix EFLOW4N8D 8-Output Power Supply Charger

    8-output 12/24VDC charger with battery backup and fire alarm integration

    • Eight independently protected outputs at 4A each, selectable 12VDC or 24VDC
    • Integrated sealed lead-acid battery charger for backup during AC loss
    • FAI-compliant disconnect and AC Fail/Low Battery/Battery Presence supervision
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    Altronix EFLOW4N8V 12/24VDC 4A 8-Output Power Supply
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    Altronix EFLOW4N8V

    Altronix EFLOW4N8V 12/24VDC 4A 8-Output Power Supply

    Dual-voltage 8-output power supply with battery backup for security systems

    • 12/24VDC selectable with 4A total capacity across 8 individually fused outputs
    • Integrated battery charger with AC fail and low battery supervision
    • Fire alarm disconnect isolation for code-compliant emergency load control
    Usually Ships in 2-3 Weeks Free shipping over $499
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  • Save $279.33
    Altronix EFLOW4NA8 8-Output Access Power Controller
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    Altronix EFLOW4NA8

    Altronix EFLOW4NA8 8-Output Access Power Controller

    8-output relay controller with integrated 12/24VDC supply and battery charger

    • 8 fused Class 2 relay outputs at 4A per channel for lock and strike control
    • Dual-voltage factory config (12VDC or 24VDC) matches existing door infrastructure
    • 115VAC input with built-in battery charger eliminates separate power modules
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    $620.32 $340.99 Save $279.33
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    Altronix EFLOW4NA8D Access Power Controller w/ Power Supply
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    Altronix EFLOW4NA8D

    Altronix EFLOW4NA8D Access Power Controller w/ Power Supply

    8-relay access power controller with selectable 12/24VDC and battery backup

    • 8 PTC-protected relay outputs for independent circuit control and load management
    • Selectable 12/24VDC output at 6A rated for multi-door access systems
    • Integrated battery charger for emergency backup power on field devices
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  • Save $151.14
    Altronix EFLOW4NB 12/24VDC 4A Battery-Backed Power Supply
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    Altronix EFLOW4NB

    Altronix EFLOW4NB 12/24VDC 4A Battery-Backed Power Supply

    12/24VDC 4A supply with integrated battery backup and fire disconnect

    • Selectable 12 or 24V output via DIP switch—one SKU fits both voltages
    • 4A continuous output with automatic AC-loss switchover to battery power
    • Fire alarm disconnect isolates battery on signal; AC Fail and Low Battery supervision
    Usually Ships in 2-3 Weeks Free shipping over $499
    $335.13 $183.99 Save $151.14
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  • Save $197.71
    Altronix EFLOW4NX Two (2) Output Power Supply/Charger
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    Altronix EFLOW4NX

    Altronix EFLOW4NX Two (2) Output Power Supply/Charger

    Dual-output 12/24VDC supply with battery backup and fire alarm disconnect

    • 4A total current across selectable 12/24VDC outputs for access control and alarms
    • Automatic battery switchover on AC loss with supervision for system health monitoring
    • Fire alarm disconnect capability and UL Listed for security installations
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    $430.70 $232.99 Save $197.71
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  • Save $215.30
    Altronix EFLOW4NX8 Eight-Output Power Supply with Fire Alarm Disconnect
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    Altronix EFLOW4NX8

    Altronix EFLOW4NX8 Eight-Output Power Supply with Fire Alarm Disconnect

    Eight-output 12/24VDC supply with integrated fire alarm disconnect

    • 8 independent regulated outputs isolate each circuit from faults
    • Integrated fire alarm disconnect cuts power to selected circuits on alarm
    • 4A total capacity from 120VAC input; supports external battery backup
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    Altronix EFLOW4NX8D Power Supply/Charger w/Fire Alarm Discon
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    Altronix EFLOW4NX8D

    Altronix EFLOW4NX8D Power Supply/Charger w/Fire Alarm Discon

    8-output 12/24VDC power supply with battery backup and fire alarm disconnect

    • 8 PTC Class 2 protected circuits plus auxiliary output for distributed loads
    • Selectable 12/24VDC output with 4A total capacity across all circuits
    • Integrated battery backup with AC fail, low battery, and presence supervision
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    Altronix EFLOW6N 12/24VDC 6A Power Supply Charger
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    Altronix EFLOW6N

    Altronix EFLOW6N 12/24VDC 6A Power Supply Charger

    12/24VDC 6A power supply with battery backup and fire alarm control

    • Jumper-selectable 12 or 24VDC output at 6A for access control and locks
    • Integrated battery backup with automatic AC fail switchover for continuity
    • Fire alarm interface supervision with controlled power disconnect on alarm
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    Altronix EFLOW6N16 16-Output Fused Power Supply
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    Altronix EFLOW6N16

    Altronix EFLOW6N16 16-Output Fused Power Supply

    16-output fused supply for distributed access control and security

    • 16 independently fused outputs with 6A total capacity across 12/24VDC
    • Selectable voltage output matches 12VDC or 24VDC device requirements
    • FAI and LinQ2-ready architecture integrates with legacy and modern systems
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    Altronix EFLOW6N16D 16-Output 12/24VDC Power Supply
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    Altronix EFLOW6N16D

    Altronix EFLOW6N16D 16-Output 12/24VDC Power Supply

    16-output 12/24VDC power supply, 6A combined, FAI/LinQ2 ready

    • 16 individually PTC-protected outputs prevent nuisance shutdowns on access control loads
    • Selectable 12/24VDC output handles mixed-voltage systems from single unit
    • Compact BC300 form factor fits standard racks and wall-mount installations
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    Altronix EFLOW6N16V 16-Output Power Supply 6A
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    Altronix EFLOW6N16V

    Altronix EFLOW6N16V 16-Output Power Supply 6A

    16-output 6A power supply with selectable 12/24VDC and battery backup

    • 16 independently fused outputs isolate faults and prevent cascading failures
    • Integrated battery backup with AC mains, battery condition, and rail monitoring
    • Selectable 12/24VDC output supports legacy and modern security equipment
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  • Save $252.28
    Altronix EFLOW6N8 8-Output Power Supply Charger
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    Altronix EFLOW6N8

    Altronix EFLOW6N8 8-Output Power Supply Charger

    8-output 12/24VDC power supply with battery backup for security systems

    • Eight independently fused outputs isolate faults and prevent cascade failures
    • Selectable 12/24VDC output voltage supports mixed-device installations
    • 6A total capacity with integrated charger for emergency battery backup
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    Altronix EFLOW6N8D 12/24VDC 6A Power Supply Charger
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    Altronix EFLOW6N8D

    Altronix EFLOW6N8D 12/24VDC 6A Power Supply Charger

    Dual-voltage 6A power supply with 8 protected outputs and battery backup

    • Selectable 12/24VDC output at 6A supports mixed-voltage security systems
    • 8 individually PTC-protected circuits prevent single-device faults from cascading
    • Integrated charger with AC fail and low battery supervision for uninterrupted operation
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  • Save $322.66
    Altronix EFLOW6NA8 8-Output Access Power Controller
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    Altronix EFLOW6NA8

    Altronix EFLOW6NA8 8-Output Access Power Controller

    8-output relay controller for access systems, 12/24VDC selectable

    • 8 fused isolated relay outputs protect individual circuits from overcurrent
    • Selectable 12VDC or 24VDC output at 6A max for mixed-voltage installations
    • DIN-rail mount in BC400 industrial enclosure, UL Listed, 115VAC input
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  • Save $314.66
    Altronix EFLOW6NA8D 8-Output Access Power Controller
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    Altronix EFLOW6NA8D

    Altronix EFLOW6NA8D 8-Output Access Power Controller

    8-output 24VDC relay controller with PTC protection for access doors

    • Eight independent PTC-protected relay outputs prevent cascading failures
    • 6A continuous supply; selectable 12/24VDC for mixed-voltage systems
    • Integrated battery charger in compact BC400 enclosure; 115VAC input
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    Altronix EFLOW6NA8DV 8-Output Access Power Controller
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    Altronix EFLOW6NA8DV

    Altronix EFLOW6NA8DV 8-Output Access Power Controller

    8-output relay controller with dual voltage and integrated battery charger

    • 8 PTC relay outputs rated 6A for multi-door access control systems
    • Selectable 12VDC or 24VDC output to match lock and solenoid requirements
    • Integrated lead-acid battery charger for fail-safe operation during outages
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    Altronix EFLOW6NB 6A 24VDC Power Supply with Battery Backup and Fire Alarm Disco
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    Altronix EFLOW6NB

    Altronix EFLOW6NB 6A 24VDC Power Supply with Battery Backup and Fire Alarm Disconnect

    6A 24VDC supply with integrated battery backup and fire alarm control

    • Configurable 12V or 24V output supports mixed legacy and modern equipment
    • 6A capacity powers 4–6 access doors, small NVR, or distributed sensors
    • Built-in battery charger with AC fail and low-battery supervision outputs
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    Altronix EFLOW6NBV 6A Dual-Voltage Power Supply Charger
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    Altronix EFLOW6NBV

    Altronix EFLOW6NBV 6A Dual-Voltage Power Supply Charger

    Dual-voltage 6A charger for 12V/24V security systems, 220VAC input

    • Selectable 12VDC or 24VDC output at 6A continuous for mixed-voltage loads
    • Integrated battery charging function for backup power in control panels
    • Compact panel-mount design fits tight spaces in access and security installations
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    Altronix EFLOW6NX Two (2) Output Power Supply/Charger
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    Altronix EFLOW6NX

    Altronix EFLOW6NX Two (2) Output Power Supply/Charger

    8-output 12/24VDC power supply with battery backup for security systems

    • 6A total capacity across 8 independent outputs for multi-device distribution
    • Automatic battery switchover with AC Fail and Low Battery supervision
    • UL Listed 120VAC input with Fire Alarm Disconnect function
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    Altronix EFLOW6NX16 Power Supply/Charger w/Fire Alarm Discon
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    Altronix EFLOW6NX16

    Altronix EFLOW6NX16 Power Supply/Charger w/Fire Alarm Discon

    8-channel 12/24VDC power supply with fire alarm disconnect and battery backup

    • Fire alarm disconnect function meets emergency shutdown code requirements
    • 8 independent channels at selectable 12/24VDC for mixed-voltage systems
    • Battery backup with AC fail, low battery, and battery presence supervision
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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

Top Brands in This Category

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.