Item Type: Solenoid Valve Material: Brass Model: 2W31-15 Pressure: 0-1.0MPa Flux Diameter: Approx. 15mm / 0.6in Connection Size: G 1/2inch Use Medium: Air, Water, Hot Water, Gas, Oil, Steam, Etc. Package List 1 x Solenoid Valve 1. When the solenoid valve is energized, the manual button cannot be used to switch the solenoid valve.2. The coil of the solenoid valve should not be placed in the wrong voltage to avoid damage to the solenoid valve coil. 1Durable brass structure and high quality coils improve the strength and applicability of the valve. 2Screw connection is accurate, not easy to divulge, and use air, water, hot water, gas, oil, steam and other media. 3The valve can be opened without pressure, plastic encapsulated coil, moisture proof, stable performance. 4Best suitable for low pressure piping system, all plastic encapsulated coils, low power. 5Since the product is a normally closed solenoid valve, the working time should not be too long. It is recommended that the working time should not exceed half an hour.