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    20A 480V Locking Plug, 3 Pole 4 Wire

    5 out of 5 based on 2 reviews | Write a review
    Wholesale price 4-prong electrical locking plug, 20 amp rated current, 480 volt rated voltage, optional male and female plug. Its wiring and connecting is 3 pole and 4 wire grounding, manufacturer direct sale.
    SKU: ATO-L16-20
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    Twist locking plug is suitable for medical devices, electronics, lighting, machinery, grills, generators and lifts, etc. It comes with nylon material, high quality and durable, fall resistant and explosion-proof. Plug matching socket has the function of clamping the power cord to prevent the phenomenon of slack power failure in the work.


    Model ATO-L16-20
    Plug Type NEMA L16-20 Plug
    Materials Nylon and full copper
    Certifications UL/ CSA/ CUL
    Rated Voltage 480V
    Rated Current 20 Amp
    Wiring & Connecting 3 Pole 4 Wire
    Terminal Clamp Material 0.08" (2) steel-nickel plated
    Terminal Screw Material 10-32 Brass white finish on neutral screw when use
    Ground Screw Material 10-32 Brass (green finish), multi-device
    Dielectric Voltage Withstand 18000V minimum
    Current Interrupting Certified for current interrupt at full rate current
    Temperature Resistant Max 30℃ temperature rise at full rated current after 50 cycles of overload at 150% of rated current at a power factor of 75℃
    Operating Temperatures Maximum continuous 75℃ minimum -40℃ (w/o impact)
    Terminal Identification 14/3, 12/3, 10/3 AWG size conductors; terminals identified in accordance with UL498 (X, Y, Z, white, green)

    Tips: What is a locking plug?

    A locking plug is a twist electrical plug that inserts into a receptacle to lock it into place, which prevents any accidental disconnection.

    Purchase Guide

    In this video, we have developed a comprehensive guide that details the key factors to consider before making a purchase decision for outlets.

    Existing reviews of 20A 480V Locking Plug, 3 Pole 4 Wire
    Everyone should have one.
    Excellent locking plug with great quality. Shipped fast and very reasonable price. The thickness was perfect. Easy to work with. Everyone should have one. I would buy again and recommend it to my friends.
    From: Stallings | Date: 30/10/2022
    Was this review helpful? Yes No (0/0)
    Good quality and great price
    This 480V locking plug is well made and a great price for this quality. I bought it for a generator extension cord end and I am very happy with it.
    From: Stephena | Date: 22/09/2021
    Was this review helpful? Yes No (0/0)
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