PARKWORLD brand, #692293 50 ft. Heavy-Duty 4-Prong Locking NEMA L14-30 Generator/Transfer Switch Power Extension Cord. It has a 4-Prong Locking 30 Amp 125-Volt/250-Volt L14-30P male plug and a L14-30R female connector. This extension cord is UL and cUL Listed, it will let you connect the emergency portable generators to your 30 Amp house transfer switch or power inlet box, which is great for home emergency power system applications. It uses UL STW 10 AWG/4C stranded wire, 100% copper conductor for heavy-duty performance, the STW jacket ensures that cable can be used in all weather conditions.
- NEMA L14-30 generator/transfer switch power extension cord
- Plug: NEMA L14-30P, 30 Amp, 125-Volt/250-Volt 4-prong locking male plug
- Receptacle: NEMA L14-30P, 30 Amp, 125-Volt/250-Volt 4-prong female connector
- Fully molded, the plug pins and terminals are made with nickel-plated brass to prevent oxidation rust
- Cable: UL STW 10 AWG/4C wire
- Maximum operating power of 30 Amp, 250-Volt, 7,500-Watt