This is a pressure switch with the model number KP7W. It has a wide range of applications and excellent performance. The maximum test pressure [bar] Pe is 35 bar, and the maximum test pressure [psig] is 510 psig. The highest working pressure [bar] is also 35 bar, and the highest working pressure [psig] is 510 psig, which ensures its reliability under high - pressure conditions. The enclosure protection class is IP44, providing a certain level of protection against dust and splashing water. The fluid group is 1. The bursting pressure [bar] is 140 bar, indicating its high - strength structure. The environmental temperature range is from -25 °C ( - 13 °F) to 65 °C (149 °F), which makes it suitable for use in a variety of environments. In terms of electrical specifications, the electrical connection is made through a rubber cable gland, and the electrical connection size is 6 - 14 mm. The contact function is SPDT (Single Pole Double Throw), which can be used for different electrical control circuits. The contact capacity includes AC15 = 10 A, 400 V; AC1 = 16 A, 400 V; AC3 = 16 A, 400 V; DC13 = 12 W, 220 V; LR = 112 A, 400 V. For the adjustment range, the adjustment range [bar] Pe [max] is 32 bar, the adjustment range [bar] Pe [min] is 8 bar, the adjustment range [psig] Pe [max] is 464 psig, and the adjustment range [psig] Pe [min] is 116 psig. The pressure connection has an inner - thread design, and the pressure connection size is 6 mm. The pressure connection type is welding and ODF, following the standard EN 1254 - 1. The pressure sensing element is a bellows. Regarding the EN 60947 wiring properties, for flexible wires with ferrules, it is 0.5 - 1.5 mm²; for flexible wires without ferrules, it is 0.7 - 2.5 mm²; for solid or stranded wires, it is 0.75 - 2.5 mm². The EN 60947 electrical properties include insulation of 400V, a pollution level of 3, a rated impulse voltage of 4 kV, and short - circuit protection with a fuse of 16A. The product is cataloged as IV. It is serviceable, and the hysteresis [bar] ranges from 4 - 10 bar, and the hysteresis [psi] ranges from 58 - 145 psi. This pressure switch is a high - quality product that can meet various industrial needs.