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    30 amp Digital Timer Switch, 12/24V DC, 220/110V AC

    The provided 30 amp digital timer switch with 12/24 volt DC and 220/110 volt AC for selection, 7 day 24 hours programmable timer switch, 1NO contact, rail installation, strong anti-interference, suitable for turning on and off devices automatically.
    SKU: ATO-TM-30A
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    12V/24V/220V/110V electric timer switch for sale online. It is a weekly programmable timer switch, available with a lithium battery, 30 amp current and 1NO contact, can automatically turn on and off lights or various electrical equipment.


    • Model: ATO-THC-30A
    • Type: Programmable Digital Timer Switch
    • Rated Current: 30A
    • Rated Voltage: 12V DC, 24V DC, 220V AC, 110V AC
    • Power Control and Contact: 1NO
    • Timing Error: ≤1 seconds/day (25℃)
    • Working Temperature: -10~40℃
    • Set the Switch Number: 16 ON/16 OFF
    • Power Reserve: 3 Years
    • Power Consumption: <4 Va
    • Display Device: LCD Display
    • Minimum Control Time: 1min
    • Control Time Range: 1min~168h
    • Ambient Humidity: 35~85% RH
    • Electrical Life: 105 times
    • Mechanical Life: 107 times


    • An automatic digital timer switch is used for setting the time of each day or each week to control the equipment switch.
    • The electric timer switch can be set a time of 16 set ON/OFF and also can be ON/OFF at any time.
    • It can set 18 pulses of (ringing the bell) program, also adjustable pulse duration 1s~59s.
    • Weekly programmable timer switch can set the countdown program, and also the countdown duration of 1s~59s.
    • DIN Standard Size: 35mm, Rail Mounting.
    • Built-in lithium battery, when power fails, it can be displayed working as usual.
    • Automatic correction time per week (-30 seconds≤△t≤30 seconds).

    Outline Drawing

    Timer switch outline drawing

    Wiring Diagram

    Timer switch wiring drawing


    Timer switches are commonly used in residential, commercial, and industrial settings to automate the operation of lighting systems, HVAC (heating, ventilation, and air conditioning) equipment, irrigation systems, and various other electrical devices.

    Timer switch applications

    Tips: Can a 30 amp programmable timer switch be used for lights?

    Yes, a 30 amp programmable timer switch can be used for controlling lights. In fact, it is one of the most common applications of programmable timer switches. By using a programmable timer switch for lights, you can automate the on/off cycles based on your desired schedule, providing convenience, energy savings, and security benefits.

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