Johnson Controls
Browse Johnson Controls replacement parts at Furnace Part Source, including available BASO gas products, temperature controls, damper actuators, wall mount sensors, control modules, fan speed controls, pressure controls, and repair kits. Match the exact part number, equipment model, voltage, pressure range, temperature range, stroke, mounting requirements, and control details before ordering to help confirm the correct replacement.
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Johnson Controls C-5230-2 SIGNAL LIMITER HIGH OR LOW
Johnson Controls
MSRP: $508.03Now: $392.57Johnson Controls C-5230-2 SIGNAL LIMITER HIGH OR LOW FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...MSRP: $508.03Now: $392.57 -
Johnson Controls C-5230-3 Signal Limiter,Hi & Lo
Johnson Controls
MSRP: $602.73Now: $465.74Johnson Controls C-5230-3 Signal Limiter,Hi & Lo FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $602.73Now: $465.74 -
Johnson Controls C-7355-10 (replaces FM2D50-120) Digital 7 Day Time Clock, 2 Channels
Johnson Controls
MSRP: $1,093.60Now: $828.49Johnson Controls C-7355-10 (replaces FM2D50-120) Digital 7 Day Time Clock, 2 Channels This is the direct replacement for FM2D50-120.MSRP: $1,093.60Now: $828.49 -
Johnson Controls C-7355-7 1CHNL 7DAY/120V TIMER SPDT
Johnson Controls
MSRP: $571.71Now: $441.77Johnson Controls C-7355-7 1CHNL 7DAY/120V TIMER SPDT FurnacePartSource.com CommitmentMSRP: $571.71Now: $441.77 -
Johnson Controls C-7355-8 1CHNL TIMECLK 7DAY 120V W/BAT.
Johnson Controls
MSRP: $867.93Now: $670.68Johnson Controls C-7355-8 1CHNL TIMECLK 7DAY 120V W/BAT. FurnacePartSource.com CommitmentMSRP: $867.93Now: $670.68 -
Johnson Controls C-9506-1 Cumulator Air Switching
Johnson Controls
MSRP: $704.98Now: $544.76Johnson Controls C-9506-1 Cumulator Air Switching FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...MSRP: $704.98Now: $544.76 -
Johnson Controls C450CBN-4 Control Module W/SPDT Output
Johnson Controls
MSRP: $261.95Now: $202.42Johnson Controls C450CBN-4 Control Module W/SPDT Output FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...MSRP: $261.95Now: $202.42 -
Johnson Controls C450CCN-4 (replacement part 1 for A36AHA-34)
Johnson Controls
MSRP: $326.95Now: $252.64Standard Modular Control, 4 Button Touchpad UI, Relay Output, LCD Display, Provides Two Relay Outputs ( SPDT Line Voltage Relay ) for SPDT Control, 24 Vac External Supply Power, 0-5 Vdc for Humidity...MSRP: $326.95Now: $252.64 -
Johnson Controls C450CPN-4 Temp, Hum Pressure Control Mod
Johnson Controls
MSRP: $261.95Now: $202.42Johnson Controls C450CPN-4 Temp, Hum Pressure Control Mod FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...MSRP: $261.95Now: $202.42 -
Johnson Controls C450CPW-400 ControlModule AnalogOutput
Johnson Controls
MSRP: $283.01Now: $218.69Johnson Controls C450CPW-400 ControlModule AnalogOutput FurnacePartSource.com CommitmentMSRP: $283.01Now: $218.69 -
Johnson Controls C450CRN-1 Control Module, RS485 MODBUS Communications
Johnson Controls
MSRP: $636.34Now: $491.72Johnson Controls C450CRN-1 Control Module, RS485 MODBUS Communications LCD Four Button TouchMSRP: $636.34Now: $491.72 -
Johnson Controls C450RBN-3 RESET CONTROL MODULE 1stg
Johnson Controls
MSRP: $369.29Now: $285.36Johnson Controls C450RBN-3 RESET CONTROL MODULE 1stg FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...MSRP: $369.29Now: $285.36 -
Johnson Controls C450RCN-3 Reset Control Module 2 Output Spdt
Johnson Controls
MSRP: $493.37Now: $381.24Johnson Controls C450RCN-3 Reset Control Module 2 Output Spdt FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...MSRP: $493.37Now: $381.24 -
Johnson Controls C450SBN-4 RELAY 1SPDT LOW VOLTAGE
Johnson Controls
MSRP: $140.98Now: $108.94Johnson Controls C450SBN-4 RELAY 1SPDT LOW VOLTAGE FurnacePartSource.com CommitmentMSRP: $140.98Now: $108.94 -
Johnson Controls C450SCN-4C 450 EXPANSION MODULE 2 SPDT RL
Johnson Controls
MSRP: $240.27Now: $185.67Johnson Controls C450SCN-4C 450 EXPANSION MODULE 2 SPDT RL FurnacePartSource.com CommitmentMSRP: $240.27Now: $185.67 -
Johnson Controls C450SPN-4 1AnalogOutputExpansionModule
Johnson Controls
MSRP: $131.95Now: $101.96Johnson Controls C450SPN-4 1AnalogOutputExpansionModule FurnacePartSource.com CommitmentMSRP: $131.95Now: $101.96 -
Johnson Controls C450SQN-4 Exp Module 0-10VDC 2PI 4-20mA
Johnson Controls
MSRP: $240.27Now: $185.67Johnson Controls C450SQN-4 0-10VDC 2PI 4-20mA Exp Module FurnacePartSource.com CommitmentMSRP: $240.27Now: $185.67 -
Johnson Controls C450YNN-1 (replacement part 3 for A36AHA-34) 24/120/240V Power Module
Johnson Controls
MSRP: $94.38Now: $72.93Johnson Controls C450YNN-1 24/120/240V Power Module This is direct replacement part 3 for A36AHA-34MSRP: $94.38Now: $72.93 -
Johnson Controls C550ACN-001C Temperature Control,5.125 IN H
Johnson Controls
MSRP: $430.90Now: $332.97Johnson Controls C550ACN-001C TEMPERATURE CONTROL,5.125 IN H FurnacePartSource.com CommitmentMSRP: $430.90Now: $332.97 -
Johnson Controls C550AQN-001C 24VAC/24VDC ANALOG CONTROL
Johnson Controls
MSRP: $414.84Now: $320.56Johnson Controls C550AQN-001C 24VAC/24VDC ANALOG CONTROL FurnacePartSource.com CommitmentMSRP: $414.84Now: $320.56
Johnson Controls HVAC and Furnace Replacement Parts
Johnson Controls parts can support a wide range of HVAC, furnace, heating, cooling, building control, and mechanical system applications. This brand page includes available Johnson Controls and BASO Gas Products replacement components such as control valves, temperature controls, damper actuators, wall mount sensors, control modules, fan speed controls, pressure controls, and repair kits. Because many Johnson Controls parts are application-specific, use the exact part number from the existing component or equipment documentation whenever possible.
Choosing the Right Johnson Controls Part
Start by comparing the product listing with the label on the original part. Important details may include voltage, control range, temperature range, pressure range, actuator stroke, spring return or non-spring return design, wiring requirements, sensor type, mounting style, valve compatibility, and kit contents. Similar Johnson Controls parts may serve different control functions, so the product name alone is not always enough to confirm compatibility.
BASO Gas Products, Controls, Sensors, and Actuators
Available Johnson Controls parts may include BASO gas control components, temperature controllers, proportional actuators, damper actuators, humidity or wall mount sensors, Ethernet control modules, pressure controls, and fan speed control components. These parts may be used in compatible HVAC control systems, furnace assemblies, gas-related equipment, ventilation systems, and building automation applications depending on the model and installation requirements.
Use Part Numbers and Equipment Details to Confirm Fit
For the best match, verify the Johnson Controls part number, equipment model, system application, electrical rating, pressure or temperature rating, mounting configuration, and connection details before purchasing. If the original label is unreadable, use the equipment data plate, control panel documentation, service manual, or parts diagram to help identify the correct replacement.
Confirm Compatibility Before Ordering
Johnson Controls replacement parts can be technical, model-specific, and installation-sensitive. For gas controls, pressure controls, electrical controls, sensors, actuators, and control modules, confirm that the selected part matches the system requirements before purchase. If the replacement is being used in a safety-related or control-critical application, review the equipment documentation or consult a qualified HVAC professional before installation.