












⚡ Power your AC motors with confidence — don’t let your cool down moments catch you off guard!
This 40uF/MFD Round Run Start Capacitor by Blue Stars is a premium replacement part designed for AC motors, including compressors and fan motors in air conditioners and heat pumps. Rated for 370-440VAC with a tight 5% tolerance, it delivers stable capacitance and low power loss across a wide temperature range (-25℃ to 70℃). Built with durable aluminum and free of harmful PCBs, it meets OEM standards and offers reliable, long-lasting performance with a 10000AFC explosion rating.













| ASIN | B0BL77F3CY |
| Brand | BlueStars |
| Capacitance | 40 Microfarad |
| Capacitance Tolerance | 5 |
| Customer Reviews | 4.7 4.7 out of 5 stars (48) |
| Item Shape | Round |
| Manufacturer | BlueStars |
| Material | Aluminium |
| Maximum Storage Temperature | 70 Degrees Celsius |
| Maximum Voltage | 440 Volts |
| Mounting Type | Snap-In Mount |
| Operating Voltage | 440 Volts |
| Upper Temperature Rating | 70 Degrees Celsius |
J**E
Had some minor dents, the packaging could be better. But the item worked as advertised. Would have given 5 star if not for the dents.
D**A
Perfect- just what I needed for pool pump replacement.
G**.
Inferior product and in future I will buy American made product that will last longer
R**E
It’s got my pump working
N**N
Fast shipping good product
Trustpilot
1 month ago
2 weeks ago