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and both NAT/LP orifices—to restore reliable firing and prevent nuisance lockouts on high-demand commercial and residential heating systems
The TE Connectivity KHAU-17A12-120 Relay is a specialized 4PDT general purpose relay designed for high-density switching in HVACR control circuits and industrial automation
Operating within a 50 to 150 degree temperature range with a fixed 100-degree span
Technical Precision: Machined to OEM specifications to prevent leaks and ensure a proper seal with the head mechanism gasket
Functional Devices RIB2402SB Relay 321702-401 and both NAT/LP orifices—to restoreThe Functional Devices RIB2402SB is a heavy duty, pre packaged enclosed relay engineered for demanding HVACR and building automation applications. Designed as a reliable dry contact interface, this SPST N O relay features a 24 VAC DC coil and is rated for high voltage switching at 208V or 277V. The NEMA 1 rated enclosure provides pilot light status indication for immediate visual diagnostics in the field. Contractors frequently utilize the RIB2402SB
US$ 18.00
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