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Smith Cyclone BTH-400 and BTH-500 high-efficiency condensing water heaters
it utilizes double quick-connect terminals and box lugs to streamline field wiring and reduce installation time
ensuring optimal HVAC system performance and comfort
Constructed from dezincification-resistant cast bronze with a stainless steel stem
Macon Controls EVO-Z Direct Mount Operator R-407A Smith Cyclone BTH-400 and BTH-500The Macon Controls EVO Z Direct Mount Operator is a high precision, non electric thermostatic radiator valve (TRV) actuator designed for professional grade hydronic and low pressure steam heating systems. As the MTWZ direct replacement, this self acting thermostatic head features a high sensitivity, wax filled brass sensor and a 6 foot 6 inch stainless steel capillary tube. This configuration is essential for HVAC contractors installing controls on
