Product Overview
The Mars 12730 is a 24-volt full-tension (FT) replacement coil rated at 10.1 watts, engineered to deliver consistent electromagnetic performance in contactors and solenoid valve assemblies across a wide range of commercial and residential HVAC applications. Designed as a direct replacement coil, the Mars 12730 simplifies field servicing by allowing technicians to restore contactor or solenoid function without full-assembly replacement — saving time and reducing parts costs on the job.
Key Features
- Operating Voltage: 24V (full-tension / FT rating)
- Power Consumption: 10.1 Watts
- Full-tension (FT) coil design for reliable pull-in and hold performance
- Direct drop-in replacement for compatible Mars contactor and solenoid assemblies
- Compact coil construction for easy installation in tight equipment spaces
- Suitable for commercial and residential HVAC systems
Application
The Mars 12730 coil is ideal for HVAC service technicians performing field repairs on contactors and solenoid valves. Its 24V rating aligns with standard low-voltage HVAC control circuits, making it a versatile replacement component for a broad range of equipment. Whether you’re restoring a failed contactor on a rooftop unit or servicing a solenoid valve in a refrigeration system, the Mars 12730 provides a dependable, cost-effective solution.
Why Choose Mars Coils
Mars has long been a trusted name in HVAC electrical components, offering replacement coils and contactors built to meet the demands of professional contractors and service technicians. The 12730 coil reflects Mars’s commitment to quality, compatibility, and field-ready reliability.








