McDonnell & Miller FS4-3T3-3/4 3/4" NPT In Line Low Flow Rate Liquid Flow Switch with Snap Acting SPDT Switch (Part Number 115000)

reducing time spent on diagnostics and callbacks resulting from faulty secondary air-fuel ratios

Simplified Wiring: Standardized terminal blocks allow for rapid integration into low-voltage control circuits during service calls

3 HP at 230V

While it fits standard 2" housings

Omron LY2-AC220/240 Relay 326058-758 McDonnell & Miller FS4-3T3-3/4 3/4"The Omron LY2 AC220 240 is a heavy duty DPDT general purpose relay designed for reliable switching in HVACR control circuits and industrial automation. Engineered for high cycle performance, this dual pole double throw relay handles up to 10A resistive loads at 240VAC, making it a staple for managing compressors, fan motors, and auxiliary heating elements. The coil is optimized for 220 240Vac control voltage, providing stable actuation despite minor