Description
Mars 12857 24VDC EFHB Coil Overview
The Mars 12857 is a 24VDC EFHB-style replacement coil rated at 22.6 Watts, engineered to deliver consistent electromagnetic performance in contactors, starters, and solenoid valve assemblies. Designed as a direct OEM-style replacement, this coil helps restore full functionality to HVAC control components quickly and cost-effectively.
Key Specifications
- SKU: 12857
- Brand: Mars
- Coil Type: EFHB
- Operating Voltage: 24VDC
- Power Consumption: 22.6 Watts
Features & Benefits
- Direct replacement coil for compatible contactors and solenoid valves
- 24VDC operating voltage suits standard HVAC low-voltage control circuits
- 22.6-Watt power draw provides reliable pull-in and holding force
- EFHB coil design for compatibility with a wide range of commercial and residential HVAC equipment
- Durable construction for long service life in demanding environments
Applications
- Replacement coil for contactors and motor starters
- Compatible with solenoid valve assemblies requiring EFHB coil configuration
- Suitable for commercial and residential HVAC systems operating on 24VDC control circuits







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