1/4HP, 208-230V, 1075RPM, 1 Speed Emerson 1860 – Model K55HXWMS-1280

Condition: New in original packaging, although packaging may show slight distress.

Product Overview:

The Emerson 1860 Fan Motor, Model K55HXWMS-1280 (US Motors), is a 1/4 HP condenser fan motor designed for a variety of HVAC and refrigeration applications. It operates on 208-230V and runs at 1075 RPM, making it suitable for single-speed, reversible airflow in various condenser units. With a Totally Enclosed Air Over (TEAO) enclosure, this motor is optimized for external airflow environments, providing reliable performance and longevity.

Key Specifications:

• Model: K55HXWMS-1280
• Horsepower: 1/4 HP
• Voltage: 208-230 VAC
• Current: 1.5 Amperes
• Frequency: 60 Hz
• Phase: Single (1)
• Speed: 1075 RPM
• Frame Size: NEMA 48
• Shaft Size: 1/2 in Diameter
• Bearing Type: Sleeve
• Rotation: CCW Lead End, Reversible
• Mounting: Stud mount
• Enclosure Type: TEAO (Totally Enclosed Air Over)
• Service Factor: 1.0
• Ambient Temperature: 140°F (60°C)
• Insulation Class: Class B
• Dimensions: 5.6 inches Diameter x 9.6 inches Length
• Breakdown Torque: 29.91 oz-ft
• Locked Rotor Torque: 8.269 oz-ft
• Capacitor Requirement: 5 µF, 370 VAC (capacitor not included)

Key Features:

• TEAO Enclosure: Provides protection against environmental contaminants, extending motor life.
• Single-Speed Operation: Suitable for applications needing consistent airflow at 1075 RPM.
• Reversible Rotation: Can be wired for clockwise or counterclockwise rotation for flexibility.
• Class B Insulation: Ensures thermal protection up to 140°F, making it suitable for condenser applications.
• Sleeve Bearing: Provides smooth operation for fan applications, especially in HVAC units.

Compatible Applications:

The Emerson K55HXWMS-1280 motor is commonly used in a range of HVAC applications, including:

• Condenser Units: Compatible with various central air conditioning condenser units.
• Refrigeration Units: Ideal for commercial refrigeration systems.
• Heat Pumps: Can be used as a fan motor in certain types of heat pumps.
• Cooling Towers: Suited for fan applications in cooling towers where TEAO motors are required.

Compatible Fixtures and Appliances:

• Trane: Various condenser units and heat pumps
• Carrier: Condenser units requiring 1/4 HP, 1075 RPM motors
• York: Compatible with certain York air conditioning condensers and chillers
• Goodman: Various Goodman HVAC systems needing 1/4 HP condenser fans
• Lennox: Lennox models that use 1/4 HP motors at 208-230V, 1075 RPM
• American Standard: Compatible with several American Standard condenser models
• Ruud: Certain Ruud AC condensers and refrigeration equipment

Comparable Models from Other Manufacturers:

If an exact replacement is unavailable, the following models are comparable in specifications and functionality:

1. Century FSE1026SV1 – 1/4 HP, 1075 RPM, 208-230V, single-phase, TEAO
2. Baldor D909 – 1/4 HP, 208-230V, 1075 RPM, single-speed, TEAO, reversible
3. Marathon X412 – 1/4 HP, 208-230V, 1075 RPM, TEAO, reversible rotation
4. AO Smith 176 – Similar specifications, including 1/4 HP, 1075 RPM, TEAO, single-speed
5. Fasco 03728 – 1/4 HP, 1075 RPM, single-phase, 208-230V, sleeve bearing
6. GE 19P97 – 1/4 HP, 1075 RPM, 208-230V, TEAO, single-speed, compatible with condenser fans

Pros:

• Reliable Performance: Optimized for heavy-duty use in HVAC systems.
• Flexible Compatibility: Works with multiple brands and systems due to its universal specs.
• Durable Design: TEAO and Class B insulation provide high durability in condenser environments.

Cons:

• Single-Speed: Limited to one speed, which may not be ideal for applications requiring variable speeds.
• Capacitor Required: Requires a 5 µF, 370 VAC capacitor, which is not included.

Disclaimer:

Emerson, US Motors, Century, Baldor, Marathon, AO Smith, Fasco, and GE are trademarks of their respective owners. The use of these names is for identification purposes only and does not imply endorsement.

Related:

• Emerson K55HXWMS-1280 fan motor
• 1/4 HP condenser motor 208-230V
• 1075 RPM single-speed HVAC motor
• TEAO condenser fan motor
• NEMA 48 frame motor
• Reversible fan motor

KL2410