Features Normally Open: this is a normally open 2 way motor ball valve with 2 lines, built-in manual and automatic function and DN20 interface IP54 PROTECTION This electric ball valve has IP54 rating, good dust and drop proof, and can be used for a long time without hesitation Easy installation: this 2 wire ball valve can be installed easily and quickly, the blue one is connected to the live wire, and the yellow one is connected to the neutral conductor Applicable medium: the applicable medium of this ball valve is cold water, hot water and 50% ethylene glycol solution, and has wide compatibility Durable material: the ball valve is made of brass and ABS, has high strength and hardness, good wear resistance, is not easy to damage, sturdy and durable Specification: Item type: DN20 ball valve. Material: Brass and ABS Power supply: AC220V. Interface size: DN20 Power: 6-20W Motor rotation: 6 N.M. Motor type: synchronous motor Action Time: 6-15 seconds Working pressure: 1.6 MPa. Semi-closed pressure difference: <0.2 MPa. Connection method: pipe thread 3/4 inch. Medium temperature: -10°C to 100°C. Applicable medium: cold or hot water or 50% glycol solution Protection level: IP54. Package list: 1 x DN20 ball valve. Note: Please note that the new and old type of this product will be sent at random. Please make sure you do not mind before ordering. Package List 1 x DN20 Ball Valve