Armstrong 21W10 Fan AssemblyArmstrong 21W10 Fan Assembly delivers reliable airflow for compatible Armstrong HVAC systems. This HVAC replacement part is engineered for easy installation and durable performance, ensuring smooth operation of your blower fan when service is required. Designed to restore optimal cooling and circulation, the Armstrong 21W10 Fan Assembly offers trusted quality for long term peace of mind. Fits Armstrong units that require the 21W10 fan assembly,

Application: Used on multi-position indoor air handler units

With a broad temperature range of -40 to 175°F and a pressure regulating setting of 3

Coil voltage: 24V

repeatable control

Installation typically minimizes downtime and keeps cooling performance reliable

with an end-to-end distance of 4-31/32 inches

2 HP at 250 VAC

Built to meet robust industrial standards

Designed to integrate with existing plumbing setups

The combination of silicon carbide igniter material and proven construction ensures long service life in harsh conditions

Compatibility: Specifically designed for KA-90 residential gas water heaters

reliable startup and efficient operation