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⚡ Power your motors with confidence—never miss a start!
The BlueStars 378-454 µF Round Motor Start Capacitor is a high-quality, OEM-standard replacement designed for single-phase electric and gear motors. Operating at 110-125 VAC with a tight ±5% tolerance, it delivers stable capacitance and low power loss across a wide temperature range (-40℃ to 65℃). Built with durable aluminum and featuring a 10,000 AFC anti-explosion pressure switch, it ensures long-lasting, safe, and reliable motor startups backed by lifetime defect protection.



| ASIN | B09TKW64N5 |
| Best Sellers Rank | #1,758 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #9 in Industrial Electrical Capacitors |
| Brand Name | BlueStars |
| Capacitance | 454 microfarad |
| Capacitance Tolerance | 20 |
| Customer Reviews | 4.9 4.9 out of 5 stars (25) |
| Included Components | capacitor |
| Item Dimensions W x H | 2.17"W x 4.13"H |
| Item Shape | Round |
| Manufacturer | BlueStars |
| Material Type | 378-454 MFD |
| Maximum Storage Temperature | 65 °C |
| Maximum Voltage | 125 volts |
| Model | 378-454 uf/MFD 110-125 VAC |
| Mounting Type | Rack Mount |
| Number of Items | 1 |
| Number of Packs | 1 |
| Operating Voltage | 125 volts |
| Part Number | 378-454 uf/MFD 110-125 VAC |
| Unit Count | 1 Count |
| Upper Temperature Rating | 65 °C |
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