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    WaterCop Dual Valve — Classic & Pro Systems Specifications

    September 08, 2026 2 min read

    Specifications and ordering guide for the WaterCop Dual Valve Automatic Water Shut-Off Systems (Classic and Pro), for homes with two incoming water lines.

    💾 Download Original PDF
    Full text manual (for reference)

    Product specifications and ordering guide for the WaterCop Dual Valve Automatic Water Shut-Off Systems — designed for homes with two incoming water lines (perfect for condominiums, apartments, villas, and attached homes). Shut-off valves open/close simultaneously when notified by sensors or an alarm panel.

    System Overview

    WaterCop is the proven leader in household leak protection — "there when you're not" — providing leak protection for homes with two incoming water lines. Two system tiers are available:

    • WaterCop Classic Dual Valve System: an unlimited number of wireless sensors communicate with shut-off valves installed indoors. Simple to install and use, providing an enhanced level of leak protection.
    • WaterCop Pro Dual Valve System: the most complete plumbing leak protection, with the most flexible installation options and third-party monitoring/security system integration.

    WaterCop Classic Dual Valve — Ordering Steps

    1. Step One: select shut-off valve #1 by size.
    2. Step Two: select shut-off valve #2 by size.
    3. Step Three: add the WaterCop Classic Dual Kit (WCDACTDUAL — 5' plenum cable between valves).
    4. Step Four: add WaterCop Classic components as needed (sensors, repeaters, switches, cables).

    Shut-Off Valve Sizes (Lead Free NSF/ANSI 372)

    Size (FNPT) Part No.
    ½" WCVLF ½
    ¾" WCVLF ¾
    1" WCVLF 1
    1¼" WCVLF 1¼

    WaterCop Classic Components

    Part No. Description
    WCDFS1 Single wireless sensor
    WCDFS2 Dual wireless sensor
    WCDFST Low-temperature wireless sensor
    WCDR Sensor range-enhancing repeater
    WPA Sensor AC power adaptor
    RS100 Water control wall switch
    CBL50 Valve/switch interconnect cable (50')
    CBL100 Valve/switch interconnect cable (100')

    WaterCop Pro Dual Valve — Ordering Steps

    1. Step One: select shut-off valve #1 by size.
    2. Step Two: select shut-off valve #2 by size.
    3. Step Three: select the correct WaterCop Pro Dual Kit.
    4. Step Four: add WaterCop Pro components as needed (addressable sensors, repeaters, cables, switch).

    WaterCop Pro Dual Kits

    Part No. Description
    WPK25D Control panel, (2) 25' plenum cables, (2) Pro integrated actuators
    WPK50D Control panel, (2) 50' plenum cables, (2) Pro integrated actuators
    WPK75D Control panel, (2) 75' plenum cables, (2) Pro integrated actuators
    WPKH25D Control panel with HW inputs, (2) 25' plenum cables, (2) Pro integrated actuators
    WPKH50D Control panel with HW inputs, (2) 50' plenum cables, (2) Pro integrated actuators
    WPKH75D Control panel with HW inputs, (2) 75' plenum cables, (2) Pro integrated actuators

    WaterCop Pro Components

    Part No. Description
    WPFS1 Single wireless sensor — addressable
    WPFS2 Dual wireless sensor — addressable
    WPA Sensor AC power adaptor
    WPR Sensor range-enhancing repeater
    WPSC Sensor cable (10' expandable) and WPKH##D probe
    RS100 Wired water control wall switch

    Compliance Note

    "Lead Free NSF/ANSI 372" refers to the wetted surface of pipe, fittings, and fixtures in potable water systems with a weighted average lead content ≤ 0.25%, per California Health & Safety Code (116875) and Vermont Act 193. All components are Made in the USA.

    To order or for additional information, visit watercop.com or call 800-545-3636.