Description
First Company 9-321-306 Coil Assembly Overview
The First Company 9-321-306 is a direct-replacement coil assembly engineered for use in First Company fan coil and air handler units. Featuring a 4-row coil configuration, this assembly delivers reliable heat transfer performance and is sized to fit precisely within compatible First Company equipment — minimizing installation time and ensuring a proper, leak-free fit.
Key Features
- OEM First Company replacement coil assembly for accurate fit and performance
- 4-row coil construction for efficient heat transfer in heating and cooling applications
- 24″ tall x 16″ long coil dimensions for compatibility with matched First Company air handler models
- Built to restore original system efficiency and capacity
- Designed for straightforward drop-in replacement, reducing labor time on service calls
Product Specifications
- SKU / Part Number: 9-321-306
- Brand: First Company
- Coil Rows: 4
- Coil Height: 24″
- Coil Length: 16″
- Application: Fan coil / air handler replacement coil
Application
This coil assembly is intended for HVAC technicians and contractors servicing First Company fan coil units and air handlers. Whether replacing a damaged, corroded, or underperforming coil, the 9-321-306 restores system integrity and maintains the original design performance of the equipment. Always verify model compatibility with your specific First Company unit before installation.







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