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  • JascoPro Series In-Wall Add-on Switch (59378) — Product Specifications

    September 08, 2026 2 min read

    Product specifications for the JascoPro Series In-Wall Add-on Switch, Paddle (59378) — a companion switch for JascoPro Wi-Fi, Z-Wave, or Zigbee in-wall smart controls.

    Full text manual (for reference)

    Product specifications for the JascoPro Series In-Wall Add-on Switch, Paddle (Model 59378) — a companion switch for use with JascoPro Series Wi-Fi, Z-Wave, or Zigbee in-wall smart controls in 3-, 4-, 5-, or 6-way configurations.

    Specifications

    Spec Value
    Power 120/277VAC, 60Hz
    Operating Temperature 32-104°F (0-40°C)
    Warranty 5-year limited product warranty
    Mounting Indoors only
    Dimensions 4.13" x 2.63" (housing), 1.75" x 1.13" (paddle)

    Design Features

    • For use in 3-, 4-, 5-, or 6-way configurations with JascoPro Series Wi-Fi, Z-Wave, or Zigbee in-wall devices.
    • Requires wiring connections for neutral, traveler, and ground.
    • QuickFit — improved components reduce housing depth by up to 20% compared to previous models and eliminate the need for heat tabs.
    • SimpleWire — dual ground ports support daisy-chaining in multi-switch setups.
    • Connect up to four add-on switches to a primary switch.
    • Maximum traveler wire distance: 300 ft. interconnected between four add-on switches (no more than 75 ft. between each switch).
    • Maximum traveler wire distance between primary and one add-on switch: 200 ft.
    • Requires a JascoPro Series smart control — not a stand-alone switch.
    • Interchangeable rocker switch — white and light almond paddles included.
    • Uses a standard rocker wallplate (not included).

    Installation Recommendations

    • Insert wire into the port and tighten the screw — do not wrap the wire around the screw.
    • Indoor use only.
    • Wallplates sold separately.
    • Trilingual instruction manual included (English, French, Spanish).

    Wiring & Terminals

    The 59378 supports multi-location (3-, 4-, 5-, or 6-way) wiring and features space-saving screw terminals designed to minimize housing depth in the electrical box. See the included trilingual instruction manual for detailed wiring diagrams specific to your switch configuration.

    Related JascoPro Series Products

    • 76596 — In-Wall Smart Switch
    • 59383 — In-Wall Smart Dimmer
    • 59387 — In-Wall Smart Outlet
    • 79244 — Plug-in Smart Switch

    Compliances, specifications, and availability are subject to change without notice. Distributed by Jasco Products Company LLC, 10 E. Memorial Rd., Oklahoma City, OK 73114. Questions? Contact U.S.-based support at 1-833-981-0170, M-F, 7AM-8PM Central Time. Visit jascopro.com for the full product line. © Jasco 2023