Heating Controls

AT120A1004/U Transformer, 120/208/240 V, Universal Mounting

Part # AT120A1004/U

ZSR103 Z-One 3-Zone Expandable Switching Relay for Circulator Pumps with Priority, 120VAC

Part # ZSR103

AQ25542B/U Aquatrol Zoning Expansion Panel, Adds 4 Pump Zones

Part # AQ25542B/U

• Black, Red

AQ25042B/U Aquatrol Hydronic Zone Control Panel with DHW Priority, 4 Zones

Part # AQ25042B/U

• Black, Red

AP5210-30/U Differential Pressure Switch, 0.30–12.0 in WC, SPNC, Manual Reset

Part # AP5210-30/U

AP5027-30/U Differential Pressure Switch, 0.05–12.0 in WC, SPDT

Part # AP5027-30/U

ZSR104 Z-One 4-Zone Expandable Switching Relay for Circulator Pumps with Priority, 120VAC

Part # ZSR104

ST9103A1002/U Replacement Electronic Fan Timer

Part # ST9103A1002/U

S688A1007/U Sail Switch with 5 in Wide Sail

Part # S688A1007/U

S688A1007/B Sail Switch with 5 in Wide Sail, Bulk

Part # S688A1007/B

RWD11/C Single Use Water Leak Alarm (10 ct)

Part # RWD11/C

RC840T-240/U Electromechanical Heating Relay with 208/240V Transformer

Part # RC840T-240/U

RC840T-120/U Electromechanical Relay with 24 V to 120 V Transformer

Part # RC840T-120/U

RC840/U Electromechanical Relay Without Transformer

Part # RC840/U

RA89A1074/U Switching Relay with 24V Control Coils

Part # RA89A1074/U

RA832A1066/U Internal Transformer Switching Relay with Low Voltage Contacts

Part # RA832A1066/U

R8845U1003/U Multisystem Switching Relay with Internal Transformer

Part # R8845U1003/U

R845A1030/U Switching Relay with Internal Transformer

Part # R845A1030/U

R841D1036/U 24 V SPST Switching Electric Heater Relay

Part # R841D1036/U

R841C1227/U 24 V SPST Switching Electric Heater Relay

Part # R841C1227/U

40 VA Fan Center with SPDT Switching Action R8285A1048/U

Part # R8285A1048/U

40 VA Fan Center with SPDT Switching Action R8239A1052/U

Part # R8239A1052/U

R8222N1011/U General Purpose Relay with DPDT Switching

Part # R8222N1011/U

R8222D1014/U 12 VA General Purpose Relay with DPDT Switching

Part # R8222D1014/U