This product is a pressure switch with the model number CAS139. It has a wide adjustment range, from 10 bar to 35 bar, which allows users to set the pressure according to their specific needs precisely. The hysteresis is 0.6 bar, ensuring stable operation and reliable switching performance. Its maximum operating pressure can reach up to 53 bar, making it suitable for various applications with relatively high - pressure requirements. The pressure connection type is G, and the connection size is 1/4, following the ISO 228 - 1 standard, ensuring easy and secure installation. The enclosure protection rating is IP67, which means it has excellent protection against dust and water immersion, and can work well in harsh environments. In terms of electrical connection, it adopts a cable threaded connection with a size of Pg 13.5 and an internal thread form. The electrical connection standard is DIN 40430, and the contact function is SPDT. The contact capacity is AC15 = 0.1 A, 220 V and DC13 = 12 W, 125 V, which can meet the requirements of different electrical control systems. This pressure switch has passed multiple approvals such as ABS, BV, CCC, CE, and RoHS, indicating its high - quality and compliance with international standards. It weighs 1.032 Kilogram gross and 0.954 Kilogram net, with a volume of 2.518 Liter. Each package contains 8 pieces, and it comes in a multi - package form. The product complies with China RoHS, and although it is out of scope for EU RoHS and UK RoHS, it contains lead (CAS no. 7439 - 92 - 1) which is on the REACH candidate list. Its EAN code is 5702423151721, and the SCIP dossier number is 84be8326 - 1b95 - 4f87 - afb0 - 90ae08b65f06.