Power Supplies for Surveillance & Access Control Systems

Plan Your Deployment

Voltage and amperage requirements for connected devices
Centralized vs distributed power architecture
Redundancy and failover considerations
Indoor vs outdoor installation requirements
Code compliance and surge protection planning

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Honeywell

SKU: 50103450-001

Honeywell 50103450-001 Power Supply Accessory

Genuine Honeywell OEM accessory for enterprise security and warehouse operations
- Authentic component maintains full compatibility across Honeywell Power Supplies family
- Engineered for 24/7 mission-critical deployments in security and field service environments
- Reduces equipment damage risk and protects original manufacturer coverage
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Honeywell

SKU: 50122315-001

Honeywell 50122315-001 OEM Power Supply Replacement

Genuine OEM power supply replacement for Honeywell devices, drop-in ready
- Direct-fit replacement—no recalibration or firmware updates needed
- Surge suppression and thermal regulation built in for 24/7 operation
- Maintains device manufacturer warranty when installed as OEM component
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$18.08 $11.99 Save $6.09

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Honeywell

SKU: 77900508E

Honeywell 77900508E Power Supply Accessory

Honeywell power supply accessory for enterprise security devices
- Compatible with Honeywell enterprise security and technology systems
- Purpose-built accessory component for reliable power delivery integration
- Part 77900508E supports mission-critical facility and system deployments
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$51.59 $31.99 Save $19.60

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Honeywell

SKU: 9000311PWRSPLY

Honeywell 9000311PWRSPLY Mobile Computer Power Supply Cable

Genuine OEM power cable for Honeywell mobile computers in warehouse ops
- Honeywell proprietary connector matches mobile computer charging specifications
- Replaces worn or lost cables without risk of electrical incompatibility
- Maintains original device manufacturer warranty when used as OEM replacement
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$1,020.40 $734.99 Save $285.41

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Honeywell

SKU: AD12612

Honeywell AD12612 Auxiliary Power Supply with 2D Scanner

2D scanner with dual-voltage aux power for access control and POS
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$66.99 $35.99 Save $31.00

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Honeywell

SKU: CK6X-BC-PWRSUPPLY

Honeywell CK6X-BC-PWRSUPPLY Power Supply CT47

Dedicated power supply for Honeywell CT47 mobile computer
- Supports continuous multi-shift operations in warehouse and field service
- Rapid charging cycles for high-utilization enterprise deployments
- Integrated with Honeywell ScanPal platform for centralized management
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$151.20 $108.99 Save $42.21

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Honeywell

SKU: RT10-PWR

Honeywell RT10-PWR Power Supply for CT47 Mobile Computer

2-bay charger with 19V power for Honeywell CT47 mobile computers
- Supports continuous 24/7 operation in warehouse, distribution, and field deployments
- Charges CT47 devices with 8GB RAM, 128GB storage, Qualcomm QCS6490 processor
- IP65-rated, 1.8m drop-tested device compatibility with day/night vision capability
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$125.88 $90.99 Save $34.89

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Honeywell

SKU: RT10-RAM-PWR-V10

Honeywell RT10-RAM-PWR-V10 CT47 Power Supply

2-bay charger & 19V PSU for Honeywell CT47 mobile computers
- Supports 8GB RAM / 128GB Flash configuration with fast charge cycles
- IP65-rated, 1.8m drop-tested for warehouse and field deployments
- Compatible with Qualcomm QCS6490 Octa-Core processor and Android OS
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$93.41 $67.99 Save $25.42

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Honeywell

SKU: RT10-RAM-PWR-V9

Honeywell RT10-RAM-PWR-V9 CT47 Power Supply

Dedicated power supply for Honeywell CT47 mobile computers
- Supports continuous 24/7 operation across warehouse and field deployments
- Compatible with CT47's Qualcomm QCS6490 octa-core processor and 8GB RAM
- Integrates seamlessly with CT47's WiFi 6E, 5G, and Android ScanPal platform
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$74.55 $53.99 Save $20.56

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Honeywell

SKU: RT10-VM-POWER-CVRT

Honeywell RT10-VM-POWER-CVRT CT47 Power Supply

OEM power supply for CT47 mobile computers in enterprise field ops
- 2-bay battery charger with 19V output for multi-shift operations
- Genuine Honeywell accessory maintains CT47 device compatibility
- Supports fleet-wide standardization across logistics and warehouse deployments
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$182.36 $135.99 Save $46.37

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Honeywell

SKU: 46-00526-6

Honeywell Scanning & Mobility 46-00526-6 Power Supply

EU-standard 5.2V power supply for Honeywell Wi-Fi mobile computers
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$69.01 $49.99 Save $19.02

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Honeywell

SKU: VM1301PWRSPLY

Honeywell VM1301PWRSPLY Power Supply CT47

Dedicated power supply for Honeywell CT47 mobile computer
- Supports Qualcomm QCS6490 octa-core processor with 8GB RAM
- Compatible with WiFi 6E, 5G, and Bluetooth 5.2 connectivity
- Built for 24/7 enterprise operations in warehouse and field roles
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$173.59 $124.99 Save $48.60

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i-PRO

SKU: MR-POWER-5P

I-Pro Mr-Power-5P 120W AC Adaptor

120W AC adaptor with 5-pin Phoenix connector for i-PRO MR-8C NVRs
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$215.76 $148.99 Save $66.77

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Kantech

SKU: KT-PS4085

Kantech KT-PS4085 12VDC 1.5A Power Supply

12VDC 1.5A regulated supply for distributed access control systems
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$120.00 $97.99 Save $22.01

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Kantech

SKU: KTES-PS-NA

Kantech KTES-PS-NA 19VDC 3.15A Power Supply

19VDC 3.15A regulated power supply for Kantech access control
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$244.00 $179.99 Save $64.01

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Kantech

SKU: KT-LSP-C4E1

Kantech LifeSafety Power 75W 12V/24V Supply

75W dual-voltage supply for access control and door locks
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$475.00 $384.99 Save $90.01

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What to Look For When Buying

The decisions that matter most before you spec.

Amperage & Load Planning

Size your supply at 120–130% of peak load to avoid thermal shutdown and extend component life. A 24V system with five 5A devices (25A nominal) needs a 32A or 40A supply. Under-sizing is a leading cause of system failure during peak demand.

Redundancy for Life-Safety & Access Control

Single supplies fail without warning. Dual-supply designs or UPS-backed configurations ensure doors unlock and intercoms function during power anomalies. Redundancy is required by code in many jurisdictions for egress and emergency communication.

Voltage Selection & Device Compatibility

Most locks, readers, and access points run 12V or 24V; cameras vary widely. Verify every device's rated voltage before specifying. Mixing 12V and 24V systems in one cabinet requires isolated supplies or regulators to prevent cross-voltage damage.

PoE Power Budget Constraints

Standard PoE (802.3af) supplies 15.4W per port; PoE+ (802.3at) 30W; High Power (802.3bt) up to 95W. A 24-port switch can deliver only ~375W total, easily exhausted by dense camera and access-point deployments. Injectors and midspans extend capacity.

Environmental & Mounting Constraints

Outdoor cabinets and damp enclosures require sealed, conformal-coated supplies rated for temperature extremes (−20 to +70°C typical). DIN-rail mounting saves space; enclosed supplies offer better noise isolation and thermal dissipation in server rooms.

Vendor Selection & Lead Times

Brands like Honeywell, Speco Technologies, and HES dominate access-control power; Pelco and Digi International focus on surveillance and networking. Verify manufacturer support, warranty, and stock availability before design lock-in.

Technology Stack

The specs and acronyms that actually affect power supplies performance.

DC Voltage Regulation & Ripple

Quality supplies hold output within ±5% of rated voltage under load variations and input sags. Ripple (AC noise superimposed on DC output) should be <2% peak-to-peak; excessive ripple causes camera image noise and lock chatter. Look for ±5V, ±12V, ±24V stability specs in datasheets.

Current Rating & Amperage Classes

Expressed in Amps (A) at rated voltage—e.g., 24V/5A, 24V/10A, 24V/40A. Higher amperage doesn't mean faster devices; it determines how many devices can draw simultaneously. Always check individual device current draw in milliamps (mA) and sum peak totals, not averages.

Power Factor & Input Voltage Range

Industrial supplies accept 100–240V AC input (worldwide compatible) and deliver regulated DC output. Power factor >0.9 reduces heating and helps avoid utility surcharges. Check input range to ensure compatibility with generators and unclean site power.

Short-Circuit & Fuse Protection

Integral fusing (fast or slow blow) and electronic current limiting protect the supply and downstream wiring from overcurrent events. Some supplies auto-recover; others latch off and require manual reset. Verify protection mode and response time for your application.

UPS Integration & Holdup Time

Supplies with integral or stackable battery backup maintain output for 5–60 minutes during AC loss, bridging the time for graceful shutdown or backup power activation. Holdup time (hold-up capacitor reserves) is separate; typical range 10–50 ms.

PoE (Power over Ethernet) Standards

802.3af (Type 1) = 15.4W, 802.3at (Type 2/PoE+) = 30W, 802.3bt (Type 3/4, High Power) = 60–95W. Injectors and midspan splitters add PoE to non-PoE switches. Always verify endpoint compliance and total switch/injector budget vs. connected device demand.

Typical Deployment Scenarios

Small Office Access Control (Single Door)

One 12V/5A regulated supply feeds an electric strike lock, RFID reader, and request-to-exit button. Total load ~2A. A simple wall-mount supply with integral fuse handles this; add a surface-mount enclosure in humid areas. Budget: 1 supply, 1 backup fuse kit.

Mid-Size Surveillance Closet (16 IP Cameras + NVR)

A 24V/20A regulated DIN-rail supply powers four 5A PoE injectors (one per four cameras), plus the NVR's 24V auxiliary input. If cameras are all PoE-enabled and the switch is remote, injectors bridge the gap. Add a second supply for redundancy and a UPS battery module for 10-minute hold-up.

Multi-Building Campus with Distributed Access (8 Doors, 24 Cameras)

Each building requires a local 24V/10A supply (for locks, readers, intercoms) plus one or two PoE injectors per camera cluster. Cabinet-mounted DIN-rail supplies with integral breakers minimize field wiring. Specify weatherproof outdoor enclosures for exterior cabinets; trunk all power back to a central UPS for life-safety compliance.

High-Density Server & Intercom Integration

A redundant 24V/40A supply pair feeds six 24V devices (intercoms, door controllers, call stations) and distributes 12V to analog sensors via a buck regulator. Modular or multi-output supplies reduce cable clutter. Proper conduit routing and junction boxing maintain code compliance and thermal management.

Frequently Asked Questions

What size power supply do I need for my system?

Add up the current draw (in milliamps or amps) of every device connected to that supply—cameras, locks, readers, intercoms. Multiply by 1.25 (safety factor) and round up to the next standard supply size (e.g., 5A, 10A, 20A, 40A). Always verify supply and load voltage match exactly.

Can I use one power supply for mixed 12V and 24V devices?

No. Single outputs are isolated; mixing voltages risks damage. Use separate regulated supplies for each voltage, or a multi-output supply with isolated rails. If you must share a cabinet, use a buck converter (24V down to 12V) downstream of a 24V primary supply, but size the primary for total current demand.

What's the difference between a regular power supply and a UPS-backed supply?

A regular regulated supply converts AC to clean DC and stops when AC fails. A UPS-backed supply includes integral or stackable battery modules that maintain DC output for minutes after AC loss, allowing orderly shutdown or switchover to backup power. Essential for access control and emergency intercoms.

Do I need a PoE injector if my switch already has PoE?

Not necessarily, but injectors solve two common problems: (1) extending PoE to non-PoE switches, and (2) supplementing insufficient switch PoE budget. A 24-port PoE+ switch can only deliver ~375W total; dense deployments often need additional injectors per camera cluster. Plan your PoE budget carefully upfront.

What does ±5% voltage regulation mean?

The supply guarantees output stays within ±5% of rated voltage (e.g., 24V ±1.2V = 22.8–25.2V) across load and input variations. Tighter specs (±3%) cost more but reduce noise and improve camera image stability. Cameras typically tolerate ±10%; locks are pickier (±5% or better).

How do I mount a power supply in an outdoor cabinet?

Use a DIN-rail mounted supply inside an IP65-rated enclosure. Ensure the enclosure has ventilation or a thermostat fan to keep internal temperature below the supply's rating (typically 70°C max). Add a surge protector or SPD at the AC input, and run conduit from the cabinet to devices using conduit adapters and gang plates for strain relief.

Power Supplies

Plan Your Deployment

Showing Results for Power Supplies

Honeywell 50103450-001 Power Supply Accessory

Honeywell 50122315-001 OEM Power Supply Replacement

Honeywell 77900508E Power Supply Accessory

Honeywell 9000311PWRSPLY Mobile Computer Power Supply Cable

Honeywell AD12612 Auxiliary Power Supply with 2D Scanner

Honeywell CK6X-BC-PWRSUPPLY Power Supply CT47

Honeywell RT10-PWR Power Supply for CT47 Mobile Computer

Honeywell RT10-RAM-PWR-V10 CT47 Power Supply

Honeywell RT10-RAM-PWR-V9 CT47 Power Supply

Honeywell RT10-VM-POWER-CVRT CT47 Power Supply

Honeywell Scanning & Mobility 46-00526-6 Power Supply

Honeywell VM1301PWRSPLY Power Supply CT47

I-Pro Mr-Power-5P 120W AC Adaptor

Kantech KT-PS4085 12VDC 1.5A Power Supply

Kantech KTES-PS-NA 19VDC 3.15A Power Supply

Kantech LifeSafety Power 75W 12V/24V Supply

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What to Look For When Buying

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