Description
Dometic 4450037547 is the fan-run capacitor service part for selected FreshJet 5 low-profile RV rooftop air conditioners. Dometic's model-specific parts breakdown lists it as the fan-run capacitor, separate from starting capacitor 4450037546 and PTCR relay 4450037544. Do not assume these different electrical parts are interchangeable.
Electrical and dimensional details
- Exact manufacturer part number: 4450037547
- Service-part function: fan-run capacitor
- Supplier-listed capacitance: 60/15 µF
- Voltage rating: 370 VAC, 50/60 Hz
- Overall size: approximately 2-1/2 in diameter x 4-1/2 in high; body approx. 2-3/8 in diameter x 4 in high
- Distributors list a mounting strap and two screws in the packaged service component; verify actual contents if hardware is required
- Condition: brand new
Listed FreshJet 5 applications
Service suppliers list FJX5357MHEBKCS, FJX5357MHEWHCS, FJX5457MBKCS, FJX5457MWHCS, FJX5557EHPBKCS, FJX5557EHPWHCS, FJX5557MBKCS, FJX5557MHPBKCS, FJX5557MHPWHCS and FJX5557MWHCS. Cross-check the exact roof-unit product code and existing capacitor label to confirm the correct electrical version.
Installation note
Match the original capacitor's printed microfarad values, voltage, dimensions, terminals and physical mounting. A weak capacitor or other failed electrical component requires diagnosis rather than an assumed replacement. Switch off all RV electrical sources and have the component safely discharged and installed by qualified personnel.
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