---
product_id: 635645937
title: "Black Indoor Outdoor Extension Cord 25ft Waterproof 16/3 Gauge Flexible Cold Resistant Outdoor Extension Cord 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electrical Cord ETL HUANCHAIN"
brand: "huanchain"
price: "14841 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/635645937-black-indoor-outdoor-extension-cord-25ft-waterproof-16-3-gauge
store_origin: IS
region: Iceland
---

# Waterproof & weatherproof durability 25ft length for versatile reach Cold resistant down to -50°C Black Indoor Outdoor Extension Cord 25ft Waterproof 16/3 Gauge Flexible Cold Resistant Outdoor Extension Cord 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electrical Cord ETL HUANCHAIN

**Brand:** huanchain
**Price:** 14841 kr
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your space with confidence and style!

## Quick Answers

- **What is this?** Black Indoor Outdoor Extension Cord 25ft Waterproof 16/3 Gauge Flexible Cold Resistant Outdoor Extension Cord 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electrical Cord ETL HUANCHAIN by huanchain
- **How much does it cost?** 14841 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/635645937-black-indoor-outdoor-extension-cord-25ft-waterproof-16-3-gauge)

## Best For

- huanchain enthusiasts

## Why This Product

- Trusted huanchain brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety First, Always:** ETL/cETL listed with extra-thick NEMA 5-15P & 5-15R plugs for shock prevention and peace of mind.
- • **Power When You Need It:** Rated 13A, 125V, 1625W to safely power your home office or outdoor tools without compromise.
- • **Flexibility Meets Strength:** Super soft, highly flexible vinyl jacket with strain relief design prevents breakage and extends lifespan.
- • **Built to Brave the Elements:** Fire resistant, waterproof, corrosion and cold resistant—ready for any indoor or outdoor challenge.
- • **Effortless Handling & Storage:** Includes velcro wrap and waterproof storage bag for neat, easy transport and clutter-free storage.

## Overview

The HUANCHAIN 25ft Black Indoor/Outdoor Extension Cord combines heavy-duty 16AWG SJTW wiring with ETL safety certification, delivering 13 amps and 1625 watts of reliable power. Engineered for extreme conditions, it resists fire, water, corrosion, and cold down to -50°C. Its flexible, durable design features reinforced connectors with strain relief and a convenient hook for easy use. Perfect for professionals and home managers seeking a safe, long-lasting extension solution with added storage convenience.

## Description

What extension cable do you want? Resistant? We recommend HUANCHAIN extension cable. HUANCHAIN extension cable is listed by ETL. 13 Amp, 125 Volt, 1625 Watt, 16 AWG, meet safety and quality assurance. Choosing the right type of extension cable is important to ensure electrical safety. You should always have an ETL list for safety in accordance with the National Electrical Code (NEC). HIGH QUALITY CONNECTOR - Reinforced and durable connectors protect tips against bending or breakage. The long strain relief design allows the cable to bend at a larger angle without breaking (passed repeated bending test), extending the service life and making it safer to use. Sturdy but soft - The soft cord makes it easier to fix on the edges of furniture. The weather resistant jacket is more durable. It is used in an environment of -50~65°C. 3 types of length: 15 feet, 25 feet and 50 feet. Expand the reach of your home appliances and power tools with our extension cord. Perfect for small appliances or power tools. HUANCHAIN extension cable is a good choice for you.

## Features

- EXTRA SIZE FOR SAFETY - Extra size NEMA 5-15P male power plug and NEMA 5-15R female plug for safety. It is thicker and more durable than the normal type on the market and has high insulation safety performance to prevent electric shock. ETL/cETL listed for safe approval.
- Power & Application Rating - 25ft 3 prong black extension cord 16AWG SJTW outdoor power extension cord rated 13 amp 125V 1625 watts. Fire resistant, waterproof, weatherproof, cold resistant (-50℃), corrosion resistant, suitable for indoor and outdoor, extension cord home office use.
- HIGH FLEXIBILITY & EASY TO USE - HUANCHAIN vinyl extension cords have better bending resistance and prevent them from breaking during long-term movement, bending and pulling. Super soft touch, easy to unfold when using. Each outdoor extension cord has velcro packaging and is easy to repack and recycle after use.
- Hook and Strain Relief Design The end of the plug and socket have a strain relief design, which is not easy to break when bent and used. The plug has a hook design, which is easy to connect and disconnect and can be hung in a humid environment, making it safer to use.
- What You Get A waterproof tool storage bag (can store the extension cord when not in use, or store other tools). Friendly and reliable free customer service will reply you within 24 hours. 30-day return and 12-month replacement.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | huanchain |
| Manufacturer | HUANCHAIN |
| Model | HA3, HN3-Z, 5018440 |
| Package Dimensions | 30.2 x 14.81 x 7.59 cm; 630 g |
| Item model number | HA3, HN3-Z, 5018440 |
| Special Features | Waterproof, Weatherproof, Cold Resistant, Easy Connect/Disconnect Hook, Strain Relief Design, Includes Storage Bag |
| Number of items | 1 |
| Voltage | 125 Volts (AC) |
| Wattage | 1625 Watts |
| Batteries Included | No |
| Batteries Required | No |
| Manufacturer | HUANCHAIN |
| Country of Origin | USA |
| Item Weight | 630 g |

## Product Details

- **Colour:** Black
- **Brand:** huanchain
- **Connector Gender:** Male-to-Female
- **Voltage:** 125 Volts (AC)
- **Plug Type:** Type B

## Images

![Black Indoor Outdoor Extension Cord 25ft Waterproof 16/3 Gauge Flexible Cold Resistant Outdoor Extension Cord 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electrical Cord ETL HUANCHAIN - Image 1](https://m.media-amazon.com/images/I/71kJg4-UJtL.jpg)
![Black Indoor Outdoor Extension Cord 25ft Waterproof 16/3 Gauge Flexible Cold Resistant Outdoor Extension Cord 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electrical Cord ETL HUANCHAIN - Image 2](https://m.media-amazon.com/images/I/71xKxRBtlFL.jpg)
![Black Indoor Outdoor Extension Cord 25ft Waterproof 16/3 Gauge Flexible Cold Resistant Outdoor Extension Cord 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electrical Cord ETL HUANCHAIN - Image 3](https://m.media-amazon.com/images/I/71fgU-t9W0L.jpg)
![Black Indoor Outdoor Extension Cord 25ft Waterproof 16/3 Gauge Flexible Cold Resistant Outdoor Extension Cord 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electrical Cord ETL HUANCHAIN - Image 4](https://m.media-amazon.com/images/I/81Ck2BdEYOL.jpg)
![Black Indoor Outdoor Extension Cord 25ft Waterproof 16/3 Gauge Flexible Cold Resistant Outdoor Extension Cord 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electrical Cord ETL HUANCHAIN - Image 5](https://m.media-amazon.com/images/I/914ssxpPZWL.jpg)

## Available Options

This product comes in different **Colour, Size** options.

## Frequently Bought Together

- HUANCHAIN Indoor Outdoor Black Extension Cord 25 ft Waterproof, 16/3 Gauge Flexible Cold-Resistant Appliance Cord Outside, 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electric Cord, ETL
- HUANCHAIN Indoor Outdoor Black Extension Cord 50 ft Waterproof, 16/3 Gauge Flexible Cold-Resistant Appliance Extension Cord Outside, 13A 1625W 16AWG SJTW, 3 Prong Heavy Duty Electric Cord, ETL
- Cablelera Power Cord Extension and Splitter, NEMA 5-15P to NEMA 5-15R x 2, 16 AWG, 13A, 125V (ZWACPQAG-14) Black

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-01-22*