Replacement 20598 115V Self-Cooled Fan Motor for HVAC Systems
Overview:
The 20598 Self-Cooled Fan Motor is a 1/3 HP, 115V aftermarket replacement motor designed for compatible HVAC fan and blower applications. Rated at 1725 RPM, this motor features reversible operation, continuous-duty capability, and thermal protection.
Its self-cooled design helps the motor maintain operating temperature during use without relying on a separate external cooling mechanism. The motor is rated for a 40°C ambient temperature and has a 1.35 service factor.
Key Features:
- 1/3 HP motor for compatible HVAC fan and blower applications
- 115V, single-phase operation
- 1725 RPM operating speed
- Reversible operation
- Self-cooled design
- Rated for continuous operation
- Thermally protected
- 1.35 service factor
- Class B insulation
- 40°C ambient temperature rating
- Aftermarket replacement for multiple listed OEM and replacement motor numbers
Important Information:
This is an aftermarket replacement motor. Brand names and part numbers listed below are provided for compatibility and identification purposes only. This product is not manufactured by or affiliated with the original equipment manufacturers listed.
A matching cross-reference number alone should not be used as the sole basis for installation. Verify the electrical requirements and all physical fit requirements for the application before purchasing or installing the motor.
FAQs:
Q: Is the rotation reversible?
A: Yes. The supplied specifications identify the motor as reversible.
Q: Is this motor thermally protected?
A: Yes. Thermal protection is included in the supplied specifications.
Q: Is the 20598 designed for continuous operation?
A: Yes. The supplied specifications list the motor for continuous duty.
Q: Is this an OEM motor?
A: No. It is described as an aftermarket replacement. Manufacturer names and part numbers are provided for compatibility and identification purposes.
Fit / Measuring / Safety Notes:
- Confirm the existing motor's voltage, horsepower, amperage, frequency, phase, speed, and other required electrical characteristics before replacement.
- Verify mounting configuration, shaft requirements, dimensions, wiring requirements, and other physical fit details before installation.
- Do not assume fit based solely on a cross-reference number.
- Disconnect electrical power before servicing HVAC equipment.
- Installation and wiring should follow applicable equipment instructions, electrical requirements, and local codes.
- If compatibility or installation requirements are uncertain, consult a qualified HVAC or electrical professional.
Helpful Links:
Product Details / Specifications:
- Model / Part Number: 20598
- Horsepower: 1/3 HP
- Voltage: 115V
- Amperage: 6.6A
- Frequency: 60Hz
- Phase: Single phase (PH1)
- Service Factor: 1.35
- Speed: 1725 RPM
- Rotation: Reversible
- Insulation Class: Class B
- Ambient Temperature Rating: 40°C
- Duty: Continuous
- Protection: Thermally protected
- Cooling: Self-cooled
- Aftermarket Replacement: Yes
Direct Replacement for:
- AO SMITH GF2034
- BALDOR RSP2442A
- CARRIER HC41DE114
- CARRIER HC41DX115
- CENTURY 316P759
- EMERSON 8100
- FASCO D6004
- GE BF-4706
- GRAINGER 3K384
- GRAINGER 6K778
- MARATHON 4734
- MARATHON S106
- MARS 4706
- MARS 10304
- MARS 10406
- PACKARD 4406
- PACKARD 44706
- PACKARD 45013
- ROTOM BF4706
- ROTOM T5-R841
- SMART ELECTRIC 235279
- SOURCE 1 S1-02431418000
- UNIVERSAL 805
- US MOTORS 8100
Manufacturer Warranty
Warranty Coverage: 1-Year Limited Warranty
This replacement part from NBK includes a 1-year manufacturer's warranty covering defects in materials and workmanship under normal use.
If you experience an issue within the warranty period, please contact us with your order details so we can assist with evaluation and next steps. Warranty coverage does not apply to damage caused by improper installation, misuse, or external electrical issues.
Estimated Lead Time
Orders typically leave our warehouse within 2–3 business days. After your order ships, delivery time will depend on your location and the carrier's transit schedule.
Processing and shipping times may vary based on product availability and carrier service. If you have any questions about current stock or estimated delivery dates, please contact us before placing your order.
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