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Lennox 19U96 Genuine OEM ECM Condenser Fan Motor 1/3 HP 230V 1PH Variable Speed 103687-05

Lennox 19U96 Genuine OEM ECM Condenser Fan Motor 1/3 HP 230V 1PH Variable Speed 103687-05

Low stock: 2 left

Regular price $545.00 USD
Regular price Sale price $545.00 USD
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Lennox Blower Motor Technical Specifications and Key Features

  • Genuine OEM Factory Grade Variable Speed ECM Condenser Fan Motor

  • 1/3 HP | 1050 RPM | 208-230V Single-Phase

  • 48 Frame Size with 1/2" Diameter x 4" Length Shaft

  • Counter-Clockwise (CCW) Rotation | Stud Mounting

  • Replaces Lennox 103687-05, KMSAH014050,

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Specifications

Product Details & Specifications:

  • Brand: Lennox
  • Catalog Number: 19U96
  • Model/Part Number: 103687-05
  • Base Unit of Measure: Unit(S)
  • Material Description: 103687-05 Motor Fan 1/3 HP 208/230V
  • EAN / UPC: 66255156638
  • Horsepower: 1/3 HP
  • Type: ECM
  • Gross Weight: 12 LB
  • Bearing Type: Ball
  • Hertz: 60 hz
  • Phase: 1 Phase
  • Shaft Length: 4.12
  • Core Product: No
  • Motor Type: ECM
  • RPM: 300-1200 RPM
  • Motor HP: 1/3 HP
  • Number of Speeds: Variable
  • Frame Size: 48
  • Motor Mounting Position: Vertical
  • Motor Mounting Type: Stud
  • Motor Voltage: 230 VAC 1 Ph 60 Hz
  • Shaft Size: 1/2 x 4.1 IN
  • Rotation: CCWLE
  • Bearing Type: Ball
  • Speed: Variable

description

Lennox 19U96 Genuine OEM ECM Condenser Fan Motor 1/3 HP 230V 1PH Variable Speed 103687-05

Lennox 103687-05 is a variable-speed ECM condenser fan motor with a horsepower of 1/3, and the supply voltage of 208-230V, and the catalog number for Lennox is 19U96. This condenser fan motor is used in select Lennox air conditioning condenser units to improve energy efficiency and reliability.   

As the Lennox 19U96 is a proprietary ECM (Electronically Commutated Motor) with variable-speed technology, it is an "oddball" part with no standard, generic replacement parts across different brands. Generic aftermarket motors often lack the complex pre programming for electronics and variable-speed control required for the compatible Lennox systems to function correctly. 

Due to the specialized nature of this motor, experts and technicians recommend using the genuine OEM part for proper function and system reliability. 


Quick Key specifications:   

  • Horsepower: 1/3 HP
  • Voltage: 208-230V, 1 Phase
  • Motor type: ECM (Electronically Commutated Motor)
  • Speed: Variable, 300-1200 RPM
  • Shaft size: 1/2 in x 4.1 in
  • Rotation: CCWLE (Counter-Clockwise Leading Edge)


Product Details & Specifications:

  • Brand: Lennox
  • Catalog Number: 19U96
  • Model/Part Number: 103687-05
  • Base Unit of Measure: Unit(S)
  • Material Description: 103687-05 Motor Fan 1/3 HP 208/230V
  • EAN / UPC: 66255156638
  • Horsepower: 1/3 HP
  • Type: ECM
  • Gross Weight: 15 LB
  • Bearing Type: Ball
  • Hertz: 60 hz
  • Phase: 1 Phase
  • Shaft Length: 4.12
  • Core Product: No
  • Motor Type: ECM
  • RPM: 300-1200 RPM
  • Motor HP: 1/3 HP
  • Number of Speeds: Variable
  • Frame Size: 48
  • Motor Mounting Position: Vertical
  • Motor Mounting Type: Stud
  • Motor Voltage: 230 VAC 1 Ph 60 Hz
  • Shaft Size: 1/2 x 4.1 IN
  • Rotation: CCWLE
  • Bearing Type: Ball
  • Speed: Variable


This condenser fan motor is replaces the following part numbers:

  • 19U96
  • 103687-05
  • KMSAH014050
  • ZWK702B002027


This part is used in the following Condenser models:

The 19U96 motor is specifically designed for use in a range of Lennox outdoor condenser units, including the following models: 

  • SL18XC1 series: (e.g., SL18XC1-024-230A, SL18XC1-030-230A)
  • SL28XCV series: (e.g., SL28XCV-048-230A, SL28XCV-060-230A)
  • XC21 series: (e.g., XC21-048-230, XC21-060-230)
  • XC25 series: (e.g., XC25-048-230A, XC25-060-230)
  • XP21 series: (e.g., XP21-024-230, XP21-060-230) 

Specification

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Last Updated: June 2026

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United States

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HVAC Parts & Equipment Depot

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Email: support@tophvacparts.com

Michel & Siso are very knowledgeable and explain everything to where I could understand! Amazing experience! Thank you will always come here for any AC needs. Trustworthy and excellent customer service.

Celest G.
Verified Customer
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