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  • DoorBell Fon DP28F-Series M-Series Door Stations (DP28-NxM)

    September 08, 2026 2 min read

    Product cutsheet for the DoorBell Fon DP28F-Series M-Series flush-mount Door Stations (DP28-NBM, DP28-NBKM, DP28-NBZM, DP28-NSM), available in brass, black, bronze, and aluminum finishes.

    Full text manual (for reference)

    Product cutsheet for the DoorBell Fon DP28F-Series M-Series Door Stations (DP28-NBM, DP28-NBKM, DP28-NBZM, DP28-NSM), flush-mount door stations compatible with the DP28-C controller.

    Description

    Back by popular demand with additional colors, the DP28F-Series Door Station models include DP28-NBM, DP28-NBKM, DP28-NBZM, and DP28-NSM. These units provide standard door-to-phone communication when used with the DP28-C (not included). All M-Series Door Stations mount into any standard Music and Sound's box as a flush mount. Optional back boxes (DP38-BXMF flush and DP38-BXMS surface) are available. Colors: brass, black, bronze, and aluminum anodized finishes. Also available in kits with the DP28-C as the DP28-BM, DP28-BKM, DP28-BZM, and DP28-SM.

    Features

    • Manufactured in aluminum with anodized Brass, Black, Bronze, and Aluminum finishes
    • Mounts into any standard Music and Sound's box as a flush mount, or the DP38-BXMF as a flush mount
    • Optional surface mount back box (DP38-BXMS) mounts easily on almost any surface including fences and gates
    • Back boxes manufactured in steel with black powder-coating finish for superior protection from the elements
    • No external power required — power drawn from the connected Door Station Controller (DP28-C)
    • LED button lights up when the Door Station is active

    Applications

    • Communicate with people at a door, gate, or any other entrance way where a Door Station is present
    • Placement: Front/Rear Entrances, Secured Facilities, Remote Entryways, Senior Housing, Marine Docks, Disabled Housing, Delivery Docks, Apartment Complex
    • Use with the DP29-CI to activate external trigger devices (door chimes, cameras, lights) with the Door Station
    • Use with the DP29-SW to open electronically locked doors or gates with the phone
    • Use as an extra Door Station added to any Door Station Kit

    Mounting Notes

    • Note: screw-hole dimensions are not standard 1-gang
    • The M-Series Door Stations were originally designed to retrofit old Music & Sound systems
    • For flush mounting, the DP38-BXMF is available
    • For surface mounting, the DP38-BXMS is available

    Specifications

    Spec Value
    Power No external power required (circuit board)
    Dimensions 4.1875" Ă— 6.25" Ă— 1.625"
    Shipping weight 2.0 lbs
    Speaker frequency response 400–2.8 kHz
    Speaker impedance 8 Ω
    Speaker peak power 0.25 W
    Speaker diameter 2.25 inches
    Microphone frequency response 200–6.8 kHz

    Manufacturer

    ACNC/TotalPlex® DoorBell Fon. 1989 University Lane (Unit H), Lisle, IL 60532. Tel: (630) 241-2800. www.homephone.com