Best Industrial Electrical Capacitors for Hvac Start Capacitor Replacement (2026)
We evaluated industrial HVAC start capacitors by matching capacitance ranges, appropriate 110–250 VAC voltage ratings, construction for motor starting, brand reputation, and user rating/value signals
This roundup covers industrial-grade electrical capacitors suited for HVAC start capacitor replacement, focusing on fit for common motor start applications, voltage compatibility, and value. Selections prioritize capacitors with HVAC-focused specs (start capacitance ranges, 110–250 VAC ratings), reliable brands, and clear technical labeling to help technicians and maintenance teams choose replacements confidently
Top Picks
-
1
TEMCo 630-750 uF Start Capacitor 220-250V Round 2 Pack
2-pack TEMCo start capacitors for HVAC, compressor, and pump systems. 630-750 uF, 220-250 VAC, 50/60 Hz; compact round design. Customers note good fit, easy installation, and value for money, with some durability concerns
- 630-750 uF, 220-250 VAC
- 2-pack for multiple applications
- easy installation
-
2
TEMCo 189-227 uF MFD CD60 Start Capacitor, 110-125V AC
Round start capacitor for HVAC, compressor, or pump. 189-227 uF, 110-125 VAC, 50/60 Hz; operates from -40 C to +65 C. Easy to install and serves as a solid replacement part
- 189-227 uF range
- 110-125 VAC compatibility
- 50/60 Hz operation
-
3
TEMCo 378-454 uF Start Capacitor 110-125V 50/60 Hz
Round start capacitor for HVAC, compressor, and pump applications. Operates 110-125 VAC, 50/60 Hz, with a -40 C to +65 C range; provides 378-454 uF at 1.44" diameter and 3.37" height. Customer note: fits well and easy to install; some report mixed lifespan
- 378-454 uF range
- 110-125 VAC, 50/60 Hz
- compact round form factor