Heavy-Duty Amp Generator Extension Cord, Wire Gauge Power Cord with Twist Lock Plug for Home Backup & Outdoor Use

Reliable Power Delivery with Heavy-Duty Build

Get peace of mind during outages and off-grid operations with our 40Ft 30 Amp Generator Extension Cord. Built with pure copper wire and 10-gauge, 4-conductor (10/4) construction, this heavy-duty power cable delivers stable, high-capacity electricity for residential, commercial, and industrial applications.

Whether you're powering your home in an emergency or setting up for outdoor work, this 30A generator cord handles it all with impressive 125V/250V compatibility and up to 7500 watts of power output.


Extended Reach, Greater Safety

With a 40-foot long cable, this extension cord gives you the freedom to place your generator at a safe distance—minimizing exposure to exhaust while ensuring reliable connectivity. It easily pairs with existing generator cords and adapters, making it a versatile addition to your emergency or work-ready power setup.


Secure & Weather-Resistant Twist Lock Connectors

Designed with L14-30P to L14-30R twist lock connectors, this generator power cord ensures a secure, vibration-resistant connection. Ideal for use during storms, snow, or wind, the twist-lock plug resists accidental disconnections, keeping your appliances and backup systems running when you need them most.


Flexible Yet Rugged Design

Despite its heavy-duty 10/4 cable, this cord remains flexible and easy to manage. The included plastic strap keeps your cord neatly coiled when not in use—perfect for storage and transportation.


Versatile Applications

This generator extension cord is ideal for:

• Emergency home backup

• RVs, shops, and construction sites

• Outdoor camping or mobile power setups

• Connecting portable generators to power distribution panels

Wherever reliable temporary power is needed, this 4 wire generator cord delivers unmatched dependability.

Upgrade your generator setup with a safe, long-lasting, and powerful generator cord built for real-world conditions. Don’t settle for weak or unreliable connections—choose a cord designed for serious power delivery when it matters most.