Laars Heating Systems 2400-106 Pressure Switch 321042-401 Engineering specifications confirm this chiller

Engineering specifications confirm this chiller changeover valve utilizes a robust bronze or brass body construction to withstand high-pressure differentials common in York air-cooled and water-cooled chillers

leak-proof seal for HVAC exhaust venting

Using it with different refrigerants will result in improper superheat settings and potential compressor damage due to differing pressure-temperature curves

While direct-acting valves offer more flexibility

As a critical OEM Trane replacement part

Laars Heating Systems 2400-106 Pressure Switch 321042-401 Engineering specifications confirm this chillerThe Laars Heating Systems 2400 106 Pressure Switch is a critical safety component designed for high performance hydronic heating systems and commercial boilers. Engineered with a Buna N diaphragm, this 0 10 PSI pressure switch offers superior resistance to heat and chemical degradation, ensuring consistent pressure differential monitoring in demanding mechanical rooms. As a genuine OEM replacement part, it is specifically calibrated to interface with