100% brand new and high quality. Feature: Not only used in refrigerants, but also in air and liquid. Multi-touch conversion function Commonly use the "single knife and double throw" electric shock mechanical structure design. Novel micro switch structure ensures reliable conversion. Manual control, no need for any tools to perform an electric shock function test; Smart mounting plate for different installations. It is suitable for controlling various pneumatic machinery and controlling the cut-off or commutation of its gas path. Attention: Adjust the pressure of the size, please screw the two terminals in the middle of the Hex. Pressure Switch only, other accessories demo in the picture is not included Specifications: Item Type: Pressure Switch Material: Metal. Plastic Size: Diameter: 32mm/1.2in, Height: 85mm/3.3in Color: Black Optional Type: QPM11-NC, QPM11-NO Use medium: air Working Form: Pressure Adjustable Installation Connection: external thread Pressure range: 0.1-1.0 MPA Work tempertature range: -5-60/23-140 Connection: 1/4" Work voltage: 220V/AC,48V/AC,DC Current: 500mA Maximum power: 24VA, 100VA Insulation voltage: 500V, 1500V Maximum working current: 500mA Max pulse count: 200T/min Service life: 100 millions cycles Protection class: IP54 Quantity: 1 Pc Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 1 x Pressure Switch