... for construction vehicle&truck Power supply: 24V(DC20V0DC32V)Power consumption: 3WCurrent: Max.200mAMain functions: fully-automatic control cool, heating, ventilation, fresh air, air-flow ... ) Inside temp. sensor (25,Rb=5K,B=3274) 1)Evaporator fan outputPWM control, max. 25A 2Defrost sensor25,Rb=5K,B=32742 ...