Description
DiversiTech TRMJ145A Start Capacitor Overview
The DiversiTech TRMJ145A is a heavy-duty start capacitor engineered to deliver reliable motor-starting performance in a wide range of HVAC and refrigeration applications. With a capacitance range of 145–174 MFD and a rated voltage of 330V, this capacitor provides the high-torque starting boost needed to get compressors and motors up to operating speed quickly and efficiently.
Key Specifications
- SKU: TRMJ145A
- Brand: DiversiTech
- Capacitance Range: 145–174 MFD (Microfarads)
- Voltage Rating: 330V
- Type: Start Capacitor
Features & Benefits
- Wide capacitance range (145–174 MFD) for versatile compatibility across multiple motor applications
- 330V rating suits common single-phase HVAC compressor and motor circuits
- Designed for high-cycle starting duty to withstand frequent motor starts
- Durable construction from a trusted HVAC industry supplier
- Direct replacement for failed or degraded start capacitors in air conditioners, heat pumps, and refrigeration equipment
Application
The TRMJ145A start capacitor is ideal for use in residential and light commercial HVAC systems including central air conditioners, heat pumps, and refrigeration units where a 330V, 145–174 MFD start capacitor is required. It is commonly used to restore proper motor starting torque when the original capacitor has failed or weakened.
Why Choose DiversiTech?
DiversiTech is a leading manufacturer and supplier of HVAC components and accessories, trusted by contractors and technicians across North America. Their capacitor line is built to meet the demands of professional HVAC service and installation.







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