Controllers

Honeywell HZ432 Truezone Panel TrueZONE® HZ432 Panel for conventional, heat pump or dual fuel applications expandable up to 32 zones (3H/2C) Honeywell HZ432 Features: 4-Zone 3-Heat 2- Cool Technical Literature: https://customer.resideo...

Honeywell HZ322 Truezone Panel TrueZONE® HZ322 Panel for conventional and heat pump applications up to 3 zones (2H/2C). Honeywell HZ322 Features: 3-Zone 1-Heat 1- Cool Technical Literature: https://customer.resideo...

Honeywell HZ311 Truezone Panel TrueZONE® HZ311 Panel for conventional, single stage applications up to 3 zones (1H/1C). Honeywell HZ311 Features: 3-Zone 1-Heat 1- Cool Robust Push Terminals Common-Sense LEDs Clean, Professional...

Honeywell H705A2003 Enthalpy Control Electronic Mounts in any position Maximizes use of outdoor air for free coolingOBSOLETE - No replacement

KMC CSC-2004 Reset Volume Controller Description: The pneumatic CSC-2000 series are designed for use on VAV terminal units in HVAC systems. These are differential-pressure, sub-master controllers with adjustable minimum and maximum airflow settings. A...

KMC CSC-2003 Reset Volume Controller The pneumatic CSC-2000 series are designed for use on VAV terminal units in HVAC systems. These are differential-pressure, sub-master controllers with adjustable minimum and maximum airflow settings. A master...

Johnson A70HA-1C Temperature Control, 15-55F The A70 Series temperature control incorporates a vapor-charged sensing element. The A70G, A70H, and A70K have a 4-wire, 2-circuit contact block that contains two isolated sets of contacts. The contacts are...

Johnson A421ABC-02C 1-Stage Temp Control -40-212F with Display 120/240VAC The A421 series controls are single-stage, electronic temperature controls with a Single Pole, Double Throw output relay. They feature a lockable front-panel touchpad for setup and...

Johnson A419GEF-1C 1-Stage Temperature Control -30-212F OBSOLETE - Direct Replacement #A421GEF-01C The A419 series controls are single-stage, electronic temperature controls with a Single Pole, Double Throw output relay. They feature a lockable...

Johnson A419AEC-1C 1-Stage Temp Control -30-212F with Display 120/240V NEMA 4X The A419 series controls are single-stage, electronic temperature controls with a Single Pole, Double Throw output relay. They feature a lockable front-panel touchpad...

Johnson A40FA-1C Pneumatic Temp Control 6' 15/55F Auto Reset Open Rise A40 Temperature Actuated Pneumatic Switches control integral pneumatic switches when the sensed temperature reaches the control set point. Johnson A40FA-1C Features: Available in a...

Johnson A40EA-1C Pneumatic Temp Control, 20' A40 Temperature Actuated Pneumatic Switches control integral pneumatic switches when the sensed temperature reaches the control set point. Johnson A40EA-1C Features: 15/55F Differential 5 Fixed NEMA 1...

Johnson A28AA-4C Temperature Control, 30 to 110F The A28 Series are two stage temperature controls that incorporate a liquid filled sensing element. Johnson A28AA-4C Features: Line Volt Mechanical Thermostat SPDT Thermostat 24 to 277Vac...

Johnson A28AA-29C Temperature Control, -30 to 100F The A28 Series are two stage temperature controls that incorporate a liquid filled sensing element. Johnson A28AA-29C Features: Line Volt Mechanical Thermostat SPDT Thermostat Open/Close on Rise...

Johnson A19BAC-1C Temperature Control, 30 to 110F Wide range temperature control with air coil sensing element. Johnson A19BAC-1C Features: Line Volt Mechanical Thermostat SPDT Thermostat 24 to 277Vac Heating/Cooling Thermostat Open/Close on...

Johnson A19ADB-1C Temperature Control, 100 to 240F The A19 Series are single-stage temperature controls that incorporate environmentally friendly liquid-filled sensing elements. Johnson A19ADB-1C Features: Line Volt Mechanical Thermostat SPST...

Johnson A19ACA-15C Temperature Control, -30 to 100F The A19 Series are single-stage temperature controls that incorporate environmentally friendly liquid-filled sensing elements. Johnson A19ACA-15C Features: Line Volt Mechanical Thermostat SPST...

Johnson A19ABC-4C Temperature Control, 50 to 130F The A19 Series are single-stage temperature controls that incorporate environmentally friendly liquid-filled sensing elements. Johnson A19ABC-4C Features: Line Volt Mechanical Thermostat SPDT...

Johnson A19ABC-36C Temperature Control, -30 to 100F The A19 Series are single-stage temperature controls that incorporate environmentally friendly liquid-filled sensing elements. Johnson A19ABC-36C Features: Line Volt Mechanical Thermostat SPDT...

Johnson A19ABC-24C Temperature Control, -30 to 100F The A19 Series are single-stage temperature controls that incorporate environmentally friendly liquid-filled sensing elements. Johnson A19ABC-24C Features: Line Volt Mechanical Thermostat...