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Durable Construction: Manufactured with industrial-grade materials to resist thermal fatigue in high-demand environments
The dual windows and internal alignment tabs are factory-set for a horizontal orientation to match the dual-dial layout of the thermostat
the BQC-AA provides reliable superheat control in light air conditioning and commercial refrigeration systems
where it serves as a rectifier board with time delay (TDR) to prevent rapid cycling and protect sensitive circuitry from voltage spikes
White-Rodgers 752-1 Switch Els PW 17895 Durable Construction: Manufactured with industrial-gradeThe White Rodgers 752 1 is a high performance SPDT changeover switch engineered for hydronic systems utilizing 1 2 inch (5 8 inch O. D.) tubing. Built for demanding mechanical environments, this automatic changeover control facilitates the critical transition between heating and cooling circuits in combination hot and chilled water systems. It eliminates the need for manual intervention by automatically toggling the thermostat to operate the