This is the Danfoss MBC 5100 pressure switch, part of the Switches and thermostats product series. It comes with switch accessories and is sold in multi - unit packs, with 32 pieces per pack. Pressure - related Features The pressure connection type is G with a size of 1/4, conforming to the ISO 228 - 1 standard. The pressure - sensing element is a diaphragm. The adjustment range of the pressure switch is from 1 to 10bar (0.1 to 1MPa). The differential pressure is 1 bar at the minimum range setting and 2.5 bar at the maximum range setting. The maximum working pressure is 150bar (2175psig), the maximum test pressure is also 150bar (2176psig), and the burst pressure is 300bar. Protection and Certification It has an IP65 enclosure protection rating, which effectively safeguards against dust and water jets. This pressure switch has an extensive list of certifications including ABS, BV, CCC, CCS, CE, CMIM, DNV, EAC, GL, KRS, LLC CDC EURO - TYSK, LR, LVD, NKK, RINA, RMRS, RoHS, RoHS China, and TYSK, ensuring its reliability and compliance in various applications and regions. Electrical Parameters The electrical specification adheres to the EN 60947 - 5 standard. The electrical connection is via a DIN plug with a size of M20 and an internally - threaded form, following the EN 175301 - 803 - A standard. It features an SPDT contact function, with a contact capacity of AC15 = 0.5A, 250V and DC13 = 12W, 125V. Additional Information The gross weight of the product is 0.322 Kilogram, and the net weight is 0.272 Kilogram, with a volume of 0.647 Liter. It has been CE evaluated and is compliant with China RoHS. It does not contain batteries and is out of the scope of EU RoHS and UK RoHS compliance. It contains Lead (CAS no. 7439 - 92 - 1) as a substance on the REACH candidate list. The ambient temperature range for proper operation is from - 10°C (14°F) to 85°C (185°F). Ideal for a wide range of applications that require accurate pressure monitoring and control, this Danfoss pressure switch offers both quality and performance.