... 1.5NM, -2NM Products Chracteristic 1, smart shape, perform reliably, brass gear, PPO parts, large output torque, long product life. 2, Electrical limit and ... machinery limit design, accurate position, avoid gear and switch. 3, Multi- ... can be worked in moistconditions. IP65 Suitable for 1, IC card meters, heat energy meters, air-warm valve. 2, HVAC and fire ...