Applicable for: Predator, Champion, Firman, Powermate, Duromax, Durostar, Lifan, Jiangdong, ETQ, Wen, Westinghouse, Generac, Centurion, Powerhorse, Dewalt, and other brands of 2-4.5kw single-phase generators. For Honda: part# 290440009, HONDA EC2500. This rectifier can also be used for cloned Honda engines and generators ranging from 2kw to 4kw (3000, 3200, 3300, 3500, 3550, 3600, 3650, 4000, 4250, 4375, 4400, 4500, 4550, 4650, etc.). Model#: For Generac GP 3250, 3300, and 3600, as well as GP3250, GP3300, and GP3600. Also compatible with Predator 3200, 3500, 4000, and 4375-watt models, Vatios 3500 and 4000, and Champion 3500 and 4000. OEM standard: With Yamakato, you can trust in Original Equipment Manufacturer's quality for your power needs. Please Note: Check the voltage and phase information carefully before ordering.