Description
PEMS T1804-27LG 18″ 4-Blade Fan Overview
The PEMS T1804-27LG is an 18-inch, 4-blade propeller fan designed for dependable airflow in commercial and industrial HVAC applications. Engineered with a 1/2″ bore and counter-clockwise (CCW) rotation, this fan blade assembly is a trusted solution for condenser units, cooling towers, air handlers, and other forced-air equipment requiring consistent, high-volume air movement.
Key Features
- 18″ blade diameter for high-volume air displacement
- 4-blade design optimized for balanced airflow and efficiency
- 1/2″ bore for straightforward motor shaft mounting
- Counter-clockwise (CCW) rotation — verify motor shaft rotation before installation
- Durable construction suited for demanding HVAC environments
- Direct replacement or upgrade for compatible fan assemblies
Typical Applications
- Condenser fan assemblies
- Air-cooled heat exchangers
- Evaporative coolers
- Commercial air handlers and rooftop units
- Industrial ventilation and cooling equipment
Installation Notes
Always confirm motor shaft rotation direction (CCW when viewed from the air discharge side) prior to installation. Ensure the motor shaft diameter matches the 1/2″ bore specification. Proper blade pitch and hub tightening are critical for safe, vibration-free operation.
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