Channel Output Devices

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    Camden CM-AF500 Single Gang LED Illuminated Annunciator
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    Camden CM-AF500

    Camden CM-AF500 Single Gang LED Illuminated Annunciator

    Single gang LED illuminated annunciator designed for access control systems, electrified strikes, and door operators requiring high-visibility status

    • Display remains dark when off, eliminating visual cues that enable tailgating.
    • Field-selectable 12/30V AC/DC integrates directly into existing low-voltage circuits.
    • Single-gang form factor mounts flush in standard boxes alongside readers and buttons.
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    Camden CM-AF501SO Single Gang LED Annunciator with Adjustable
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    Camden CM-AF501SO

    Camden CM-AF501SO Single Gang LED Annunciator with Adjustable

    Single gang LED annunciator designed to deliver synchronized visual and audible alerts in access control installations

    • Operates on 12/24V AC/DC (±10%), eliminating separate supply transformers on most installs.
    • Mounts to any standard single gang box with 9/18" depth, simplifying retrofit into tight wall cavities.
    • Compatible with electric strikes, electromagnetic locks, and electric door operators via relay output wiring.
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    Camden CM-AF550R Double Gang Mushroom Push Button Red
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    Camden CM-AF550R

    Camden CM-AF550R Double Gang Mushroom Push Button Red

    Double gang mushroom button for TCP/IP access control at 30VDC

    • Mushroom push button design with double gang form factor for tactile actuation
    • TCP/IP networked communication compatible with HID-based credential systems
    • Red housing, 30VDC operation standard for professional access control installations
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    Camden Double gang, push/pull mushroom push button, red, \ (view 2)
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    Camden CM-AF540SO

    Camden Double gang, push/pull mushroom push button, red, \

    Double gang red mushroom button for TCP/IP networked access control

    • Push/pull mushroom design with red button for tactile feedback at entries
    • TCP/IP networked communication integrated with HID credential systems
    • 12VDC operation suits both retrofit and new access control installations
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    Camden CM-AF141SO LED Dome Light Sounder 12-24V AC/DC
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    Camden CM-AF141SO

    Camden Single Gang LED Dome Light w/ Sounder. - CM-AF141SO

    Single-gang mounted LED dome light paired with an integrated piezo sounder for visual and audible corridor annunciation in access control and

    • Mounts to any standard single-gang box; runs on 12–24V AC/DC without relays.
    • Integrated piezo sounder delivers 93 dB at 1 m with user-adjustable volume output.
    • Wedge lens provides corridor-visible LED indication from both ends of a hallway.
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    Camden CM-AF142SO Multi-Color LED Dome Light Sounder 12/24V
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    Camden CM-AF142SO

    Camden Single Gang Multi-Color LED Dome Light w/ - CM-AF142SO

    Single-gang multi-color LED dome light with integrated piezo sounder, designed to provide combined visual and audible annunciation at door access

    • Combines 93 dB piezo sounder and multi-color LED into one single-gang unit.
    • Accepts 12V or 24V AC/DC, integrating with virtually any access control panel.
    • Color selection (red/green/blue) set at wiring time — no controller software needed.
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Channel Output Devices

Channel output devices expand an access control system’s ability to control locks, gates, alarms, and auxiliary equipment. These modules provide additional relay outputs and I/O flexibility for complex commercial deployments.

Plan Your Deployment

  • Output count requirements for doors, gates, and auxiliary devices
  • Relay type and wiring method compatibility
  • Integration with controllers and access control platforms
  • Power planning and voltage requirements for connected devices
  • Enclosure and panel organization for serviceability
Get Recommendations Door Hardware & I/O

Channel Output Devices — Engineering-Grade Access Control for Commercial Deployments

This category covers 2 working models of channel output devices 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

Door count today versus expansion in 5 years dictates controller architecture. Single-door PoE controllers (HID Aero, Axis A1601) are economical for small sites and scale linearly. Multi-door panels (Mercury, Lenel S2, Kantech KT-400) consolidate hardware and reduce per-door cost on large deployments but require upfront commitment to a head-end platform. Plan capacity to absorb growth without ripping out boards mid-life.

Credential strategy locks you to a reader and controller ecosystem. Modern 13.56 MHz options (HID iCLASS Seos, Mifare DESFire EV2/EV3, OSDP-native) resist cloning that 125 kHz prox cards do not. Mobile credentials (HID Mobile Access, LEAF, Bluetooth/NFC) demand readers that support secure transports. If you anticipate migrating credentials, choose controllers and readers that accept multiple formats and OSDP from the start.

Integration with your video, intrusion, and identity systems is the long-tail cost. Native ONVIF Profile A (access control) is uncommon; most integrations rely on vendor APIs, scripted IFTTT-style bridges, or middleware. Confirm controller-to-VMS and controller-to-active-directory integration paths before you commit — retrofitting these later is expensive.

Power, network, and physical mounting requirements vary widely. Some controllers run on 12VDC, others on 24VAC, others on PoE+. Door-frame mounting versus closet/rack mounting changes wire-pull strategy. Budget for door hardware (electrified locks, strikes, REX, door position) and the secondary power supply with battery backup that fire code requires on egress doors.

Key Specs in This Category

SpecAvailable Options
TypeLock/Strike

Related Categories

Or browse all Door Hardware & I/O.

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Frequently Asked Questions

What's the difference between OSDP and Wiegand?

Wiegand is the legacy reader-to-controller protocol — open, unencrypted, vulnerable to spoofing and limited to short cable runs. OSDP (Open Supervised Device Protocol) is the modern replacement: encrypted, bidirectional, supports tamper detection and firmware updates, and runs reliably over longer distances. SIA SP1/SP2 designations indicate OSDP Secure Channel support. New deployments should specify OSDP everywhere unless legacy infrastructure forces Wiegand.

Can I use one controller across multiple buildings?

Most modern IP-based controllers can manage geographically distributed doors as long as network connectivity to the head-end is reliable. However, doors at remote sites lose access decision capability if WAN goes down unless the controller supports offline mode and caches valid credentials locally. For multi-site deployments, choose controllers with documented offline operation and consider redundant head-ends for compliance-sensitive industries.

How many credentials can a typical controller hold?

Entry-level controllers hold 5,000-10,000 credentials. Mid-range hold 50,000-100,000. Enterprise platforms scale to millions through the head-end software with the controller acting as a cached decision point. Card-to-reader presentation time matters more than raw capacity once you're above 10,000 — confirm the read time at the maximum cardholder count, not the controller's spec-sheet headline number.

Do I need PoE or can I use a separate power supply?

PoE simplifies installation — one cable per door — and is the dominant approach for single-door IP controllers. Multi-door panels typically need a dedicated 12VDC or 24VAC power supply with battery backup sized to drive electrified locks and accessories. Egress doors often require code-mandated battery backup regardless of controller power source. Confirm local fire code requirements before finalizing the power architecture.

What's the typical lifespan of an access control panel?

Hardware lifespan is 10-15 years for well-built panels (Mercury, Lenel, Kantech, HID Aero). The platform software typically forces a refresh sooner — 5-8 years — through driver deprecation, mobile credential support gaps, or end-of-life of the head-end version. Plan for software-driven refresh ahead of hardware failure. Migration projects always run longer than planned; start scoping a replacement in year 5 of a 10-year hardware horizon.

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

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