The Warrick 26B1C0 is a heavy-duty conductivity-based liquid level control designed for demanding low water cutoff (LWCO) applications in steam boilers and hydronic systems

37" WC setpoint is accurate to factory specs

75" WC setpoints for accurate multi-stage furnace monitoring

and M3 series Nordyne units

Key Benefits for Contractors Dual-Voltage Versatility: Supports 208-230V and 460V 3-phase power supplies

United Electric H400K-457 Pressure Switch 319825-402 The Warrick 26B1C0 is aThe United Electric H400K 457 is a rugged, differential pressure switch designed for precision monitoring in HVACR and industrial process systems. Engineered with a Buna N diaphragm and an epoxy coated NEMA 4X aluminum enclosure, this unit provides high level protection against moisture and debris in demanding field environments. It features a broad adjustable pressure range of 0 to 30 PSID, allowing technicians to fine tune SPDT switch actuation