Features 1、Smart Control: Designed to have high sensitivity, this air pressure switch enables good control on the machine and equipment. 2、High Accuracy: The range is 40‑400pa, and the differential pressure is 20pa, which ensures wide coverage and high accuracy. 3、Practical Use: Allows for application in electronic processing, medicine and pharmacy, environmental engineering and so on. 4、Safer Working: Waterproof and dustproof, the control switch has safe protection for higher work safety, useful and reliable. 5、Easy to Install: Light in weight and compact in size, the pressure switch with 8 x 5mm thread is very convenient to install. Specification Item Type: Air Pressure Switch Specification: LF32-04 Measuring Medium: air, non flammable or non hazardous gas. Product Type: Mechanical Interface Thread: Approx. 8 x 5mm / 0.31 x 0.2in Measuring Range: 40-400pa Differential Pressure: 20pa Error: ≤±15% Medium Temperature Range: -20℃~85℃ Contact Material: Copper Installation Method: Vertical Installation Contact Method: SPDT Package List 1 x Air Pressure Switch 1 x Conduit 2 x Pressure Conduit 5 x Pressure Conduit Fixing Screw 3 x Pressure Switch Matching Screw