Controllers

Honeywell RM7890A2056 On-Off Primary Control This microprocessor-based integrated primary burner control is used with automatically fired gas, oil, or combination fuel single burner applications...

Johnson A421GEF-01C Temperature Control, 24Vac The A421 series controls are single-stage, electronic temperature controls with a Single Pole, Double Throw output relay. They feature a lockable...

Honeywell RM7898A1018 On-Off Primary Control w/ VPS, Shutter Drive This Honeywell integrated full-function primary burner control is used for gas, oil, or combination fuel single burner...

Johnson A421GBF-02C 1-Stage Temperature Control, -40 to 212F This series control is single-stage, electronic temperature controls with a Single Pole, Double Throw output relay. They feature a...

Honeywell W7220A1000 JADE Economizer Control The JADE Economizer System is an expandable economizer control system, which includes a W7220 Economizer Module (controller) with an LCD and keypad. The...

Honeywell W7080A1016 Multizone Load Analyzer Controls heating, cooling and space demand oriented economizer operation in the Honeywell Electronic Dual Set point Multizone control system. Features:...

Honeywell T991A1756 Temperature Control 55-175F 5' Cap Fast Response 135 ohmT991A Proportional Temperature Controllers provide modulating control of water or air temperatures in ducts, tanks, and...

Honeywell T991A1715 Temperature Control 0-100F 5' Cap Fast Response 135 ohm T991A Proportional Temperature Controllers provide modulating control of water or air temperatures in ducts, tanks, and...

Honeywell T991A1350 Temperature Control 55-175F 24' Cap Average T991A Proportional Temperature Controllers provide modulating control of water or air temperatures in ducts, tanks, and similar...

Honeywell T991A1269 Temperature Control 55-175F 5' Cap 135ohm T991A Proportional Temperature Controllers provide modulating control of water or air temperatures in ducts, tanks, and similar...

Honeywell T991A1244 Temperature Control 55-175F 5' Cap 135ohm T991A Proportional Temperature Controllers provide modulating control of water or air temperatures in ducts, tanks, and similar...

Honeywell T991A1004 Temperature Control, 0-100F T991A Proportional Temperature Controllers provide modulating control of water or air temperatures in ducts, tanks, and similar applications. Standard...

Honeywell T775U2006 Universal Humidity, Pressure Temp Control 2-SPDT Relay Outputs Digital Some controllers require you to piece together separate modules to get the control features you want, and...

Honeywell T775S2008 Electronic Standalone Controller The T775 Series electronic controller is used for remote sensing of temperature. This item can be used along side other controllers to offer an...

Honeywell T775R2043 Electronic Temperature Controller These temperature controllers are capable for remote sensing of temperature and providing switched and/or proportional outputs to various types...

Honeywell T775R2035 Electronic Temp Controller -40-248F 2-SPDT Reset, 1-Floating Output Some controllers require you to piece together separate modules to get the control features you want, and those...

Honeywell T775R2027 Electronic Temp Controller 2-SPDT 2-Analog Output, 2 Sensors Included, Reset Option Some controllers require you to piece together separate modules to get the control features you...

Honeywell T775M2030 Temp Controller 4-20mA 0-10, 2-10Vdc 4-SPDT Relay Outputs Some controllers require you to piece together separate modules to get the control features you want, and those added...

Honeywell T775M2006 Temp Controller 4-20mA 0-10, 2-10Vdc ser 90 No Relay Outputs Some controllers require you to piece together separate modules to get the control features you want, and those added...

Honeywell T775B2040 Electric Temp Controller 4-SPDT -40-248F Range Some controllers require you to piece together separate modules to get the control features you want, and those added relays can,...