Specifications:

Supply voltage : 5V to 28V (24V max battery rating)
Output Current (continuous) : 20A (25A with fan)
Output Current (surge) : >45A
Weight : 1.3 0z
Power chips : 2 ea. BTS7960B
On Resistance : .016 ohm max at 25C
PWM Frequency : DC to 20kHz
Cooling : Heatsinks and optional 20 CFM 50mm fan
Logic Interface :
3V - 5V classic version
4V-28V HV version
min. 2 digital signals required to drive
Current and Temp Limiting : Built in to power chips
Current Sense Outputs : 0.0745V per Amp - 2.98V at 40A
Connectors:
8-pos 0.1" screw terminal, 2-pos fan terminal
4 each screw terminals for power wires