Check the listing for details. 30 Amp Power Inlet Box for Generator Transfer Switch Up to 7500W 4-Prong L14-30P. Condition: New. Listed at 33.99 USD. 30 amp Inlet Box:NEMA L14-30 twist-lock style power generator inlet box working at 125/250V,rating to 7,500 watts,equipped with enough wiring space and the face cover of the inlet box is removable for fast wiring access and installion. Pre-drilling 4 Way Connection Options:There are knockouts on the back,bottom,left side and right side.It can be removed easily without damaging the box.Run the wiring to transfer switch or electric panel. Weatherproof & Durable:Raintight and rustproof metal cover is suitable for outdoor mounting. Safety Feature:Green power indicator light which glows when the unit is powered. Intended to use with TOOLIOM 30 amp 4 prong L14-30P/L14-30R generator power extension cord. On Jun 4, 2024 at 18:57:58 PDT, seller added the following information: