This furnace pressure switch is factory-calibrated with a

Built with a high-strength aluminum housing and a Teflon-coated conical valve

it delivers precise feedback and provides a robust temperature range of 300°F to 650°F

Whether you are troubleshooting an AC unit not blowing cold air or performing preventative maintenance on an HVAC dual run capacitor

Honeywell SPXCDULNRXM Transmitter Els PW 29614 This furnace pressure switch isThe Honeywell SPXCDULNRXM is a field proven fixed gas detector designed for the rigorous demands of industrial methane monitoring. Engineered with a non dispersive infrared (NDIR) sensor, this explosion proof transmitter provides a 0 100% LEL detection range specifically calibrated for methane (CH4). The poison immune infrared technology ensures stable operation in environments where traditional catalytic bead sensors might fail due to silicones or