25FT 50 Amp Generator Cord with Twist Lock and Pre-Drilled Power Inlet Box, Heavy Duty NEMA 14-50P to SS2-50R Extension Cord with Inlet Box, 125/250V, 12500W, ETL Listed, for Generator to RV, House

Price: $104.99
(as of Feb 13, 2026 19:19:14 UTC – Details)

25FT 50 Amp Generator Cord and Power Inlet Box, NEMA 14-50P/SS2-50R Professional Generator Heavy Duty Oxygen-Free Pure Copper Extension Cord, for NEMA SS2-50P Generator Inlet, ETL Listed, Weatherproof
Generator Cord Specifications: Length: 25 feet, Cable core material: Oxygen-Free Copper Core, Ampere: 50 Amp, Voltage: 125V/250V, Wire Gauge: STW 6/3+8/1 AWG, Male Plug: NEMA 14-50P, Female Connector: NEMA SS 2-50R ( with Twist Lock), Max Power: 12500 Watts, Weight: Approx. 22 lbs.
Pre-Drilled SS2-50P Generator Inlet Box: The SS2-50P generator inlet box features four pre-drilled knockout holes (left, right, bottom, and back), allowing flexible and direct connection to transfer switches and breaker panels—no drilling required. Each knockout can be easily removed in seconds using just your fingers.
Twist Locking Design: Twist locking connector with a threaded ring. This design ensures a secure and weatherproof connection between the adapter and your power inlet. You can have peace of mind knowing that your power supply will stay intact even in challenging outdoor conditions.
Durable, Heavy-Duty Cable Construction: Built to perform in demanding conditions, the cable features a high-purity oxygen-free copper core that minimizes power loss during transmission. The outer shell is constructed from industrial-grade, flame-retardant, heat-resistant, and UV-resistant PVC, providing robust protection against harsh elements including rain, wind, snow, dirt, and rocks. Safe for long-term, high-capacity use without risk of overheating.
Weatherproof and Outdoor Ready: Both the cable and inlet box are engineered for outdoor durability. The PVC jacket resists flame, heat, UV, and moisture. The inlet box features a full metal cover that shields connections from rain and debris. An integrated indicator light clearly displays power status, giving you added confidence and convenience during operation.
UL and ETL Listed: UL certified for the generator cord and ETL certified for the box. Safe and Reliable.
What’s Included: 1 × 50 Amp Generator Cord (25FT), 1 × 50 Amp Pre-Drilled Generator Inlet Box, 1 × Cable Tie, 1 × Storage Bag.