ITEM NAME:1200W 20A DC-DC Converter Boost Car Step-up Power Supply Module 8-60V to 12- Gw.Enter 36V 20A = 720W, input 48V 20A = 960W, input 60V 20A = 1200W. Input Current: 20A. Short circuit protection: Yes (input 20A fuse) double short circuit protection, the use of more security. The current per module can be adjusted to 15A.