Item Type: Pressure Switch Optional Style: 1.01.8kg, 1.52.2kg, 1.82.6kg, 2.23.0kg Rated Voltage: 220V Rated Current: 16A Thread Classification: G3/8 Diameter: Approx.15mm / 0.6in Pressure Range: (pressure matching model) 1.0-1.8KG (suitable for 125W) 1.5-2.2KG (suitable for 250W 300W 371W) 1.8-2.6KG (suitable for 550W) 2.2-3.0KG (suitable for 750W) Generally, as long as the model and pressure correspond Marking Description: Take (1.5-2.2KG) Technical for Example Explanation: When the water pressure is 1.5KG, the water pump will start automatically, and the 2.2KG pressure type water pump will stop working Size: Approx. 50 x 50 x 15mm / 2 x 2 x 0.6in Package List 1 x Pressure Switch 1 x Accessories 1The contact points are silver& 8209;plated contacts and high& 8209;quality pure copper conductive sheets, which have a good response effect 2High& 8209;grade insulation board material, high temperature resistant and durable 3With a pressure adjustment knob, it is recommended to cut off the power first, remove the plastic cover, increase the pressure to "+" (CCW), and decrease the pressure to "& 8209;" (CW) 4Great workmanship, can perfect replacement for the old one 5Small size, easy to carry and store, convenient to use and with good performance