DC 1V-100V Constant Current Source Electronic Load Board 75W 0-10A Power Tester

Descriptions:

Input voltage:1-100V
Current: 0-10A
Continuous Power:50w  Max:75w
Power tube can not add insulation is best, and it can only use mica sheet and thermal conductive silicone,
fan is necessary, overtemperature will burn it.
J1 for One meter header interface 
J2 for fan interface
J3 for 12v power supply interface
J4 as external interface basins potentiometer 5-20 k
The board is common Ground by J1 One meter header Interface, if you don't use the back solder joints of J5 Interface, Need short circuit common ground 
Size: 59*55*31mm

Package included:
 
1 x DC 1V-100V Constant Current Source Electronic Load Board