Iron Box  |  SKU: IBX-2249-06

L14-20 Watertight Marine Extension Cords, 20A, 125/250V, 12/4 SJOOW

$243.45
Shipping calculated at checkout.

Our watertight marine extension cords are built for safe, reliable power in demanding environments. Featuring a L14-20P plug and L14-20R connector, each cord ensures secure, moisture‑resistant connections that stand up to harsh marine and industrial conditions. Constructed with 12/4 conductors and a durable SJOOW jacket, these cords combine flexibility, abrasion resistance, and long‑lasting performance. Rated 20A at 125/250V, they provide dependable power transfer when it matters most.

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Shipping & Delivery

All shipping charges are calculated by weight. Freight collect shipping is available upon request.

In-stock items ship same day when ordered before 3:00 pm EST. Drop-ship orders follow the manufacturer's shipping policy. Blind shipping is available upon request.

Ground delivery varies from 1–5 business days depending on your region. Transit times are calculated from the ship date, not the order date.

Freight delivery is required for large or heavy items. Residential deliveries and locations without a dock may incur additional charges — we'll contact you with rates if applicable.

Returns & Refunds

Non-custom items in perfect condition may be returned within 30 days of delivery. A 20% restocking fee applies to all returns.

Note: Custom power cables are built to order and are non-cancelable and non-returnable at time of purchase.

To initiate a return, complete the Return Merchandise Authorization (RMA) form. Credits are issued once the item is received and inspected, and are applied to the original purchase account.

Support

Technical Assistance / Quote Request

Call - 1-800-590-8610
Email - sales@ironbox.com

  • Plug Type
    L14-20P
  • Connector Type
    L14-20R
  • Amperage
    20A
  • Voltage
    125/250V
  • Wire Gauge
    12/4
  • Jacket Type
    SJOOW
  • Tempertature Rating
    105 °C
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