ASME Section IV Certified: National Board capacity-certified for compliance with strict boiler safety codes

bird nests

This 12" wiring harness is designed for 6-pin terminal blocks

It remains open until the inducer fan generates enough negative pressure to reach the -0

System Protection: Acts as a critical barrier to prevent water overflow from entering sensitive electrical and mechanical furnace sections

Peco Controls SP155-027 Sensor Els PW 17895 ASME Section IV Certified: NationalThe Peco Controls SP155 027 Zone Sensor is a high precision field replacement designed for seamless integration with Trane VariTrac, Tracer Summit, and Voyager unitary systems. Engineered to support commercial building automation, this Trane compatible zone sensor features an integrated temperature adjustment slide and a 4 wire CommJack (communication jack) for direct equipment diagnostics and data logging. It serves as a cost effective alternative to