Description
Mars 12972 120V EFHT Coil Overview
The Mars 12972 is a 120-volt EFHT (Electric Force Hold Type) replacement coil engineered for use in contactors and motor starters across commercial and residential HVAC systems. Rated at 16.1 watts, this coil delivers consistent electromagnetic performance to ensure dependable pull-in and hold operation in demanding electrical switching applications.
Key Features
- Operating Voltage: 120V
- Power Rating: 16.1 Watts
- Type: EFHT (Electric Force Hold Type) Coil
- Designed as a direct replacement coil for compatible contactors and motor starters
- Provides reliable pull-in and sealed holding force for smooth switching operation
- Built to Mars quality standards for long service life in HVAC electrical systems
Application
The Mars 12972 coil is ideal for HVAC technicians and contractors performing maintenance or repair on contactor and starter assemblies. Replacing a worn or failed coil restores proper electrical switching function without the need to replace the entire contactor or starter unit, saving time and cost on the job.
Why Choose Mars?
Mars has been a trusted name in HVAC electrical components for decades, offering a broad range of coils, contactors, capacitors, and motors built to meet the rigorous demands of heating, cooling, and refrigeration systems.







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