The German Wika A2G-42 differential pressure switch is a high - quality product with UL certification.
It is specifically designed for monitoring differential pressure, overpressure, and vacuum conditions of air and other non - flammable, non - corrosive gases.
Its switch points are set through internal precision scales to ensure accurate measurement. This differential pressure switch is easy to install and assemble. With a sturdy housing and flexible functional design, it can adapt to different installation angles.
Connection accessories are included upon delivery for convenient user operation. It is mainly used for monitoring air filters, fans, air dampers, and industrial air cooling circuits, and can also protect heating coils from overheating, playing a crucial role in HVAC/R systems.