... -1.5NM, -2NM Products Chracteristic 1, smart shape, perform reliably, brass gear, PPO parts, large output torque, long product life. 2 ... install. 4, Float ball structure, no leakage, especially suitable for heavy pollution conditions. 5, good substitution for solenoid valve. 6, High protection ... for 1, IC card meters, heat energy meters, air-warm valve. 2, HVAC and fire work. 3, Water equipment, uto- ...