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The McDonnell & Miller 93-M is a commercial-grade combination low water cut-off and pump controller designed specifically for steam boiler applications
Reliable 24V Signal: Integrates perfectly with standard Modine control boards and 24VAC transformer circuits
this component acts as a high-limit or circulator control to maintain optimal thermal cycles
What models are compatible with the 58020-02 kit
Greenheck SP-A250 Ceiling Exhaust Fan 323055-751 The McDonnell & Miller 93-MThe Greenheck SP A250 Ceiling Exhaust Fan is a high performance 115V direct drive ventilation solution engineered for clean air applications in residential, multi family, and hospitality environments. This unit delivers an airflow range of 92 to 294 CFM, efficiently managing moisture and pollutants with minimal acoustic impact. Built with a galvanized steel housing and an acoustically insulated interior, the SP A250 is designed for quiet operation,