Description
Mars 12253 Round Dual Run Capacitor Overview
The Mars 12253 is a heavy-duty dual run capacitor engineered to deliver dependable performance in residential and light commercial HVAC systems. Designed to support both the compressor and the condenser fan motor from a single compact unit, this round capacitor simplifies installation and reduces the number of components needed in the electrical panel.
Key Specifications
- Capacitance: 50/12.5 Microfarad (MFD/µF)
- Voltage Rating: 440 VAC
- Configuration: Dual Run (compressor + fan motor)
- Form Factor: Round
- Brand: Mars (Motor & Armature Supply)
- SKU / Part Number: 12253
Features & Benefits
- Dual-section design powers both the compressor and fan motor simultaneously, reducing parts count
- 440 VAC rating provides a wide voltage safety margin for most residential and commercial systems
- Round housing fits standard capacitor brackets and mounting clips for easy drop-in replacement
- Built with high-quality dielectric film for long service life and stable capacitance over time
- Helps maintain proper motor torque and efficiency, reducing energy consumption and wear
- Trusted Mars quality — a go-to brand for HVAC technicians and contractors nationwide
Application
The Mars 12253 dual run capacitor is ideal for use in central air conditioning systems, heat pumps, and other HVAC equipment requiring a 50/12.5 MFD, 440 VAC dual run capacitor. It is commonly used as a direct replacement in systems where the original capacitor has failed, causing hard starting, reduced efficiency, or motor burnout.
Why Choose Mars Capacitors?
Mars has been a trusted name in the HVAC industry for decades, manufacturing capacitors that meet rigorous quality standards. Their round dual run capacitors are designed for straightforward installation and long-term reliability, making them a preferred choice for service technicians looking for dependable OEM-compatible replacements.
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