
Weatherproof SAA Vibration Resistant Refrigeration Electronic Pressure Control Switch for Refrigerated Transport. Flexible Installation: Fast screw or copper pipe welding connection options; no special fixing required. Multiple Wiring Options: Available with plug-in or lead wire connections to meet different customer needs. Dual Contact Configurations: Choose between normally open (NO) or normally closed (NC) contact types. Leak-Proof Design: Argon arc welding for hermetic sealing, ensuring safe and reliable performance. Customizable Pressure Settings: Pressure thresholds can be preset within the range of 3~800 PSI (0.02~5.5 MPa) per customer requirements, ready for direct use on-site. Durable Construction: Built to withstand repeated cycling in refrigeration systems.