Expansion Modules

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    DMP 711 expansion module connectivity ports and terminal connections detail
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    DMP 711

    DMP 711 Zone Expansion Module

    Network-based zone expansion module with TCP/IP and keypad reader support

    • TCP/IP communication plugs into existing Ethernet infrastructure, eliminating proprietary cabling.
    • Keypad reader support enables PIN-based credential entry at each expansion zone.
    • Runs at 15VDC, integrating cleanly into standard security power distribution backbones.
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    DMP 263EXT Cellular Extension Module (view 2)
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    DMP 263EXT

    DMP 263EXT Cellular Extension Module

    Cellular expansion module for DMP systems without landline or broadband

    • Adds cellular communication to compatible DMP control panels where landline or broadband is unavailable.
    • Supports primary or backup cellular path, reducing single-point-of-failure risk at remote sites.
    • Integrates within the DMP ecosystem, simplifying procurement and support for existing deployments.
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    DMP 270 Network Transient Suppressor

    DMP 270

    DMP 270 Network Transient Suppressor

    TCP/IP network transient suppressor for cell communicators

    • Suppresses TCP/IP ethernet transients to prevent panel resets in multi-building runs.
    • Inline, passive installation requires no external power supply or active components.
    • Certified UL 294, UL 864, UL 1610, ULC-S304, and additional UL/ULC listings.
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  • DMP 271 Ground Fault Detection Module (view 3)

    DMP 271

    DMP 271 Ground Fault Detection Module

    Ground fault detection module for DMP fire alarm systems

    • Monitors field wiring against earth ground to catch faults invisible to standard zone supervision.
    • Triggers a supervisory zone output so panels annunciate ground faults without raising a fire alarm.
    • Supports NFPA 72 and AHJ ground fault annunciation mandates for commercial fire alarm deployments.
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    DMP 708 Bus Extender Modules (view 2)

    DMP 708

    DMP 708 Bus Extender Modules

    15VDC bus extender for DMP multi-zone system expansion

    • Regenerates LX-Bus signal timing and amplitude to prevent data corruption on long runs.
    • Operates across 8–15 VDC input range, compatible with standard DMP distributed power supplies.
    • Mitigates EMI and crosstalk in noisy environments alongside power and telephone cabling.
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    DMP 710 Bus Splitter/Repeater Module (view 3)
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    DMP 710

    DMP 710 Bus Splitter/Repeater Module

    TCP/IP bus splitter/repeater for multi-building access control networks

    • Repeats bus signals over extended runs, eliminating dropouts beyond 500 ft.
    • TCP/IP communication supports distributed reader architecture across multi-building sites.
    • Runs on 15VDC and wall-mounts at 4.5"×2.75"×1.75" for tight IDF or junction installs.
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    DMP 711S Zone Expansion Module (view 2)

    DMP 711S

    DMP 711S Zone Expansion Module

    TCP/IP zone expansion module for compatible DMP security systems

    • Adds a single addressable zone via flying-lead to DMP XT/XR panels without hardware replacement.
    • TCP/IP communication enables distributed zone supervision across multi-site deployments.
    • Ships with 1k ohm resistor; UL 365/864/1076 and CSFM/FDNY listed for fire-rated installs.
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    DMP 712-8 Zone Expansion Module

    DMP 712-8

    DMP 712-8 Zone Expansion Module

    8-zone expansion module for DMP panel systems at 15VDC

    • Adds 8 supervised burglary zones to a DMP panel without replacing or redesigning the system.
    • Plug-in module slot with dip switch addressing keeps installation compact and wiring minimal.
    • Pre-installed EOL resistors enable immediate zone supervision straight out of the box.
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    DMP 716 Output Expansion Module (view 2)
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    DMP 716

    DMP 716 Output Expansion Module

    15VDC relay expansion for multi-door access control without main panel swap

    • DMP output expansion module adds switched outputs to control panels
    • 15VDC native DMP platform power - no aux supply required
    • Modular expansion drops into existing DMP electrical closet wiring
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    DMP 716T Plug-In Screw Terminal Module - Image 2

    DMP 716T

    DMP 716T Plug-In Screw Terminal Module

    Plug-in screw terminal module for DMP system expansion slots

    • Replaces the standard DMP 716 harness with individual screw terminals for field wiring.
    • Plug-in connector seats directly into the 716 Output Expansion Module socket—no adapters needed.
    • Accepts 18–22 AWG stranded wire, suitable for alarm loops, relay contacts, and 12VDC returns.
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    DMP 718T Plug-In Screw Terminal Module - image 3
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    DMP 718T

    DMP 718T Plug-In Screw Terminal Module

    Plug-in screw terminal module for DMP expansion platforms

    • Captive screw terminals eliminate soldering, cutting field termination time during installs.
    • Plug-in design fits standard DMP expansion slots, enabling I/O scaling without chassis replacement.
    • Compact 4.50×2.75×1.75 in form factor supports wall-mount deployment in tight panel enclosures.
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    DMP 719T Terminal Board Expansion Module

    DMP 719T

    DMP 719T Terminal Board Expansion Module

    Modular terminal board expansion for DMP systems with plug-in slots

    • Extends DMP 714 Zone Expander wiring capacity via direct plug-in — no adapters needed.
    • Accepts 14–22 AWG wire with individual 1K EOL resistors for supervised zone circuits.
    • Integrated LX-Bus pass-through eliminates external terminal blocks and junction boxes.
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    DMP 721T Terminal Block Module (view 2)

    DMP 721T

    DMP 721T Terminal Block Module

    TCP/IP terminal block module for multi-door access control expansion

    • Consolidates zone wiring for DMP XR series panels in a compact box-form module.
    • Accepts 14–22 AWG conductors, covering standard sensor and detector loop gauges.
    • Pre-installed per-zone EOL resistors eliminate discrete end-of-line components in field.
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    DMP 736P Radionics POPIT Interface Module
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    DMP 736P

    DMP 736P Radionics POPIT Interface Module

    • Interfaces DMP systems with Radionics POPIT devices for cross-platform integration.
    • Expansion module form factor simplifies addition to existing DMP control panel installations.
    • Datasheet available for download to support pre-deployment planning and compliance review.
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    DMP 738A Interface Expansion Module - image 2
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    DMP 738A

    DMP 738A Interface Expansion Module

    TCP/IP expansion module for DMP control panels with 12VDC operation

    • TCP/IP communication eliminates proprietary serial links for clean network integration.
    • Draws 12VDC from existing panel supply rail—no separate regulated power source needed.
    • Slot-based form factor (5.5"×3"×0.75") minimizes panel footprint versus stand-alone boxes.
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    DMP 763 Wi-Fi Interface Module (view 3)

    DMP 763

    DMP 763 Wi-Fi Interface Module

    Wi-Fi interface for DMP keypad systems—wireless retrofit or new build

    • Adds 2.4GHz Wi-Fi to DMP XT/XR panels—no network cable run required.
    • Auto-fails over to cellular if Wi-Fi drops, maintaining signal path continuity.
    • Draws 12VDC directly from panel supply; no external power adapter needed.
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    ELK Products ELK-101 ELK Security Accessory

    ELK Products ELK-101

    ELK Products ELK-101 ELK Security Accessory

    12VDC access control integration for ELK security systems

    • 12VDC security accessory for ELK panel expansion and integration
    • 305 mA to 950 mA draw range fits standard ELK aux power budgets
    • Compact 1.9 x 2.3 x 0.7 in housing for in-enclosure mounting
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    ELK Products ELK-150RT ELK Security Accessory (view 2)
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    ELK Products ELK-150RT

    ELK Products ELK-150RT ELK Security Accessory

    8VDC security accessory for ELK control system integration

    • Power supply for ELK M1 control boards and access control loads
    • 1.2A output at 13.8VDC for door strikes, keypads, and aux devices
    • 5 x 5 x 4 in wall-mount housing for low-profile panel placement
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    ELK Products ELK-1RT ELK Security Accessory (view 2)
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    ELK Products ELK-1RT

    ELK Products ELK-1RT ELK Security Accessory

    Wall-mount security accessory for ELK system integration

    • Audio accessory for ELK M1 control boards in 500-7000 Hz range
    • Compact 5 x 5 x 4 in wall-mount housing for in-enclosure install
    • Ships ready for direct integration with ELK M1 panel architecture
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    ELK Products ELK-6011 Enterprise Access Control Accessory (view 3)
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    ELK Products ELK-6011

    ELK Products ELK-6011 Enterprise Access Control Accessory

    TCP/IP access control for 6,011 concurrent users across enterprise campuses

    • TCP/IP enterprise access control accessory for ELK panels
    • Runs on existing Ethernet - no proprietary cabling needed
    • Compact 1.5 x 2.32 x 0.5 in housing for in-cabinet mounting
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    ELK Products ELK-6020 ELK Security Accessory (view 2)
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    ELK Products ELK-6020

    ELK Products ELK-6020 ELK Security Accessory

    TCP/IP networked security accessory for ELK system integration

    • TCP/IP networked security accessory for ELK control deployments
    • Compact 0.71 x 3.4 x 0.8 in housing for tight in-cabinet spots
    • 0.38 lb lightweight unit for overhead and wall-mount installs
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    ELK Products ELK-6023 ELK Security Accessory
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    ELK Products ELK-6023

    ELK Products ELK-6023 ELK Security Accessory

    Wireless transceiver for ELK M1 control systems

    • 902-928 MHz frequency-hopping wireless for crowded RF environments
    • Pairs with ELK M1 panels for two-way sensor signaling
    • Compact 2.5 in housing with 3.6V lithium 1/2 AA battery
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    ELK Products ELK-6040 Security System Accessory (view 2)
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    ELK Products ELK-6040

    ELK Products ELK-6040 Security System Accessory

    Omni-directional microphone accessory for ELK control platform expansion

    • Omnidirectional 360-degree microphone for ELK panel audio integration
    • Compact 4.25 x 3.13 x 1.70 in housing for ceiling or wall placement
    • Adds room audio capture to ELK security system deployments
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    ELK Products ELK-6052 ELK Security Accessory
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    ELK Products ELK-6052

    ELK Products ELK-6052 ELK Security Accessory

    White smoke detection accessory for ELK security systems

    • White smoke detector accessory for ELK security panel integration
    • 4.63 in diameter x 2.25 in low-profile ceiling and wall mounting
    • Drops into existing ELK alarm panel sensor architecture
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    ELK Products ELK-800 TCP/IP Security Accessory
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    ELK Products ELK-800

    ELK Products ELK-800 TCP/IP Security Accessory

    TCP/IP accessory for multi-door access control across distributed sites

    • Native TCP/IP networked security accessory for ELK panel deployments
    • Drops onto existing Ethernet - no serial converter or gateway needed
    • Compact 4.5 x 3 x 1.2 in housing for in-cabinet placement
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  • ELK Products ELK-IP232 IP to Serial Interface (view 2)
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    ELK Products ELK-IP232

    ELK Products ELK-IP232 IP to Serial Interface

    IP-to-RS-232 serial converter for legacy device integration

    • IP-to-RS-232 serial bridge connects legacy readers to IP networks
    • Wall, corner, or column mount fits closet and equipment-rack installs
    • Adds Ethernet reach to RS-232 ELK panel and 3rd-party serial devices
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Expansion Modules

Expansion modules add reader inputs, supervised zone inputs, or relay outputs to access control and intrusion panels, extending the base platform without replacing the main controller. They communicate back to the panel over RS-485 or proprietary bus, and usually share the panel's power supply and enclosure.

Plan Your Deployment

  • Module type: reader, input, output, or combination
  • Bus protocol and addressing against the host panel
  • Power draw adding to the enclosure budget
  • Input supervision (normally open, normally closed, end-of-line resistors)
  • Certification path (UL 294, UL 1076) matching the parent panel
Access Control Guide Get Recommendations

What to Look For

Keep the module family consistent with the head-end panel to avoid firmware mismatches. Bus length, addressing limits, and shared power supply capacity are the three common constraints that determine how many modules a single panel can support. Always budget for surge protection on any module with wiring leaving the building.

Common Deployment Scenarios

Expansion modules are used when adding doors or zones in a second wing, extending coverage on a retrofit, or supporting multi-factor credentials at a subset of high-security openings. They are a lower-cost upgrade than replacing the panel with a larger model.