10/3 50 Foot Extension Cord

Product Overview

The Voltec 05-00350 50-foot, 10/3 SJTW extension cord offers a rugged, high-visibility power solution for demanding indoor and outdoor applications. Designed with heavy-duty features, it’s ideal for construction sites, landscape equipment, food trucks, catering setups, and any environment where durable, weather-tolerant performance is required.

The cord is sheathed in a bright yellow (with black stripe) jacket for easy visibility, helping reduce trip hazards and improving safety compliance. A built-in lighted receptacle indicates when power is flowing, giving users a quick visual cue to confirm connectivity. The SJTW rating ensures the cable remains flexible in extreme temperature ranges and resists weather and water exposure.

Key Features & Benefits

• High Visibility & Safety: Bright yellow (with black stripe) jacket enhances visibility in busy job sites and outdoor areas.

• Lighted Receptacle: The female end contains an internal indicator light that illuminates when the cord is powered — a useful feature for quick verification of connectivity.

• Rugged Construction: SJTW (Service, Junior Thermoplastic, Weather-Resistant) cable rated for 300 V and built for “hard service” usage. 

• Wide Temperature Tolerance: Remains flexible from –40 °F to 140 °F (–40 °C to 60 °C), suitable for harsh weather conditions. 

• Robust Electrical Capacity: 15 A, 1,875 W at 125 V (and up to 300 V rating).

Specifications

Recommended Use Cases

• Powering tools, machinery, and lighting in construction zones

• Outdoor events, catering, and food trucks

• Landscaping and garden equipment

• Snow removal or seasonal equipment

• Backup or temporary power in challenging environments