About This Input voltage: DC 36V/48V; Input voltage range: 30-60V DC (36V/48V); Output voltage: 12V (fixed output), output current: 20A, output power: 240W, conversion efficiency up to 97% Multiple protections: Built in overload, overvoltage, overcurrent, overheating, and short circuit protection Connection:Output-Load Equipmemt:Yellow: Positive Pole,Black: Negative Pole;Input-Power Supply:Red: Positive Pole,Black: Negative Pole Aluminum shell and silicone sealing design, with waterproof, dustproof, shockproof, and heat dissipation performance, IP68 waterproof and dustproof, durable and long-lasting Suitable for cars, trucks, golf carts, LED light strips, speakers, screens, monitoring systems, motors, monitoring systems, railway signals, medical equipment, instruments, and other devices that require a DC 12V voltage Overview Brand : JAMHER UPC : 707630310232 Manufacturer : JAMHER