Industrial 21C140501G60 CNT05875 Defrost Control Board

Description:

The Trane American Standard 21C140501G60 CNT05875 RECIP defrost control board is used in heat pump control systems to manage defrost cycles, monitor system sensors, and coordinate outdoor unit operation for reliable heating performance. Commonly installed in Trane and American Standard residential and light commercial heat pumps requiring automatic defrost cycle management and compressor protection. Maintenance teams, HVAC service technicians, and system integrators use this defrost control board for replacement, repair, retrofit, and restoration of heat pump control systems.

Applications:

The Trane American Standard 21C140501G60 CNT05875 RECIP defrost control board is designed to monitor outdoor coil temperature and operating conditions to initiate and terminate defrost cycles while coordinating compressor, reversing valve, and fan operation. It is commonly used in residential heat pumps, light commercial HVAC systems, rooftop heat pump units, and building climate control installations where efficient defrost management and dependable heating operation are essential.

Technical Specifications:

• Manufacturer Part Number (MPN): CNT05875
• Alternate Part Number: 21C140501G60
• Manufacturer: Trane / American Standard
• Product Type: RECIP Defrost Control Board
• Board Type: Printed Circuit Defrost Control Board
• Function: Heat Pump Defrost Cycle Management and System Control
• Compatible Equipment: Trane and American Standard Heat Pumps
• Compatible Applications: Residential and Light Commercial Heat Pump Systems
• Control Functions: Defrost Timing, Compressor Control, Reversing Valve Control, and Outdoor Fan Control
• Installation Type: OEM Replacement Board
• Mounting Type: Internal Equipment Mount
• Board Dimensions: 3 × 3 in
• Replaces: CNT05008, X13690250600, 21C140501G60
• Application Environment: Heat Pump Systems, Residential HVAC, Commercial HVAC, and Climate Control Equipment

Common Replacements:

• Trane X13690250600 Defrost Control Board
• Trane CNT05008 Defrost Control Board
• Trane CNT5875 Defrost Control Board