Description
The Sporlan Controls 154591 is a Type 4L Fractional Horsepower (FHP) V-Belt with an 83″ outside diameter, engineered for dependable power transmission in residential and light commercial HVAC applications. Designed to deliver consistent, efficient performance in blower and fan drive systems, this belt is a trusted replacement choice for HVAC technicians and service professionals.
Product Overview
FHP V-belts like the Type 4L are the industry standard for fractional horsepower drive systems found in air handlers, furnaces, and fan coil units. The 4L cross-section features a 1/2″ top width profile, providing excellent flexibility and grip in smaller sheave and pulley configurations commonly used in HVAC equipment.
Key Features
- Type 4L FHP V-Belt cross-section — 1/2″ top width for fractional horsepower drives
- 83″ outside diameter (circumference) for precise fit in compatible drive systems
- Designed for HVAC blower, fan, and air handler belt-drive applications
- Constructed for resistance to heat, oil, and wear in demanding operating environments
- Direct replacement belt for compatible Sporlan Controls-specified drive assemblies
- Suitable for residential and light commercial HVAC systems
Specifications
- SKU: 154591
- Brand: Sporlan Controls
- Belt Type: Type 4L FHP V-Belt
- Outside Diameter / Circumference: 83″
- Cross-Section: 4L (1/2″ top width)
- Application: HVAC blower and fan drive systems
Application
Ideal for use in belt-drive HVAC systems including air handlers, furnace blowers, and fan coil units where a Type 4L FHP belt is specified. Always verify outside diameter and cross-section against your equipment’s drive specifications before installation.







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