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The RECTORSEAL M11004 is a round, phenolic motor start capacitor rated at 30-36 microfarads (MFD) and 110/125 volts. It is designed to provide the starting torque needed to bring single-phase motors up to operating speed in AC and refrigeration systems. Once the motor reaches run speed, the start capacitor is switched out of the circuit by a start relay. This capacitor supports up to 120 starts per hour and is rated for operation from -40 degrees F to 149 degrees F, making it suitable for demanding duty cycles in both residential and commercial applications. Installation is typically performed by a licensed HVAC or refrigeration technician.
The M11004 is intended for use in residential and commercial air conditioning systems and refrigeration equipment where a motor start capacitor is required. Its 30-36 MFD range and dual-voltage rating of 110/125 volts make it compatible with a range of single-phase motor applications. The round phenolic housing and two-terminal design allow for straightforward replacement in standard capacitor mounts found in condenser units, compressors, and refrigeration equipment operating at 50 or 60 Hz.
Designed as an OEM-style replacement motor start capacitor for residential and commercial AC and refrigeration equipment requiring a 30-36 MFD, 110/125-volt round start capacitor.
Motor start capacitors must be installed by a qualified HVAC or refrigeration technician. Always disconnect and lock out power to the unit before handling any capacitor, and verify that the existing capacitor has discharged fully before removal. Confirm that the replacement MFD rating and voltage rating meet or exceed the original equipment specifications before installation. Follow applicable NEC and local electrical codes when making wiring connections.
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