UL Listed 7-Way 7-Pin Heavy Duty Coiled Trailer Cable, 12V/24V Waterproof Spiral Wiring Extension Cord for RV Truck Caravan Towing

Heng-Well UL Listed cable (12V 24V), engineered for outdoor and event power distribution with waterproof ingress protection rated for harsh environments. OEM/ODM customization available for length, color and logo with fast sample turnaround. Contact us for a quote with bulk pricing.

    Description

    This 7-way 7-pin heavy-duty coiled trailer cable is a reliable wiring solution for RVs, trucks, caravans and towing vehicles, compatible
    with both 12V and 24V power systems. Built with premium sturdy materials, it features excellent load-bearing capacity and durability
    for long-term outdoor use. The spiral coiled design enables flexible extension and automatic retraction, effectively avoiding cable tangling
    and abrasion during towing. Fully waterproof construction delivers strong resistance to rain, dust and harsh road conditions, ensuring stable
    signal and power transmission in all weather. Easy to install and connect, this extension cord firmly secures pins and prevents loose contact.
    It is an essential practical accessory for safe and smooth trailer towing.
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    Certifications: CE (LVD).

    Frequently Asked Questions

    1. What certifications does this product have?

    This product is UL Listed. HENG-WELL holds certifications including UL, CE, VDE, BSI, SAA, KC, PSE and more, covering 14 countries. Contact us to request the relevant certificate documents.

    2. Can I customize the length, color and logo?

    Yes. As a manufacturer with OEM/ODM capabilities, we customize cable length, jacket color, connector type and logo printing to your specification, with a 72-hour sample turnaround.

    3. What is the minimum order quantity (MOQ)?

    The standard MOQ is 200 pcs. Bulk pricing is available for larger quantities – request a quote to get the best rate.

    4. Do you test every product before shipping?

    Yes. Every power cord and connector undergoes 100% electrical testing on our automated lines, backed by in-line QC at every production stage.

    Additional information

    Application

    Truck, Trailer, RV, Camper, Agricultural Vehicle

    Rated Voltage

    DC 12V

    Conductor Material

    Tinned Copper

    Connector Type

    7 Pin Round Male Plug / 7 Pin Female Socket

    IP Level

    IP65

    Length

    0.5-10m

    Insulation Material

    PVC , TPE, Automotive-grade PVC / XLPE

    Product name

    7 Pin Trailer Wiring Harness

    Rated Current

    10A-15A

    Brand Name

    HENG-WELL

    Certification

    UL

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