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The Blue Stars 40uF/MFD Round Run Start Capacitor is a premium-quality, exact replacement part designed for AC motors, fans, and heat pumps. Rated at 370-440VAC with a tight 5% tolerance, it delivers stable capacitance and low power loss across a wide temperature range (-25℃ to 70℃). Its robust aluminum build and 10000AFC rating ensure durability and safety, making it the go-to choice for professionals seeking reliable HVAC motor performance.





| Capacitance tolerance | 5 |
| Maximum voltage | 440 Volts |
| Mounting type | Snap-In Mount |
| Upper temperature rating | 7E+1 Degrees Celsius |
| Manufacturer | BlueStars |
| Part number | [Upgraded] 40uf 370-440VAC |
| Item Weight | 159 g |
| Product Dimensions | 5 x 0.03 x 10.49 cm; 159 g |
| Item model number | [Upgraded] 40uf 370-440VAC |
| Batteries included? | No |
| Batteries Required? | No |
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