1499-5721 Coleman-Mach OEM Run Capacitor (40 MFD, 370 VAC)
1499-5721 Coleman-Mach OEM Run Capacitor (40 MFD, 370 VAC)
Keep your Coleman-Mach rooftop A/C performing at peak efficiency with the 1499-5721 run capacitor. Its 40 MFD rating delivers the precise phase shift needed for blower motors and compressors, minimizing electrical noise, boosting start torque, and extending overall system life.
🔧 Product Specs
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Part Number: 1499-5721
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Capacitance: 40 MFD
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Voltage Rating: 370 VAC
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Terminals: Two-post, snap-in design
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Dimensions: 1-15/16″ diameter × 4-1/8″ body height (4-5/8″ total)
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Weight: 1.75 lb
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Housing: Heavy-duty metal can, silver finish
📋 Compatibility
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Fits Coleman-Mach rooftop A/C models: 49023-879, 49024A879, 49203A876, 47224-879, 47053A879
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Suitable for Mach 3, Mach 8 and Mach 10 series blower and compressor circuits
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Cross-compatible with Dometic OEM numbers: 57915-008, 57915-010, 57915-422, 57915-503, 57915-521, 57915-526
💡 Technician Notes
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Watch for humming, delayed motor spin-up or uneven airflow—classic signs of a failing run capacitor
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Confirm replacement by checking for bulges, oil seepage or terminal corrosion
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Pair with start capacitor 1497-6881 for a complete electrical refresh
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Snap-in terminals make service calls faster and reduce downtime