Description
The First Company 9-321-55-3 is a V-configuration evaporator coil engineered for reliable, efficient cooling performance in air handler and fan coil applications. Built to First Company’s exacting standards, this coil features a 4-row depth for enhanced heat transfer, 18 tube circuits for optimized refrigerant distribution, and an 18L coil length to match a range of residential and light commercial system configurations. The factory-installed Thermostatic Expansion Valve (TXV) ensures precise refrigerant metering, improving system efficiency and protecting the compressor under varying load conditions.
Key Features
- V-configuration (A-coil style) for efficient airflow and drainage
- 4-row coil depth for maximized heat transfer surface area
- 18 tube circuits for balanced refrigerant distribution
- 18L coil length for versatile system compatibility
- Factory-installed TXV metering device for precise refrigerant flow control
- Designed for use in First Company air handler and fan coil units
- Durable construction for long-term reliability in HVAC applications
Benefits of TXV Metering
The integrated Thermostatic Expansion Valve automatically adjusts refrigerant flow in response to changing load conditions, maintaining optimal superheat at the coil outlet. This results in improved system efficiency, reduced risk of compressor flooding, and more consistent comfort control throughout the conditioned space.
Application
- Residential and light commercial air handler systems
- Fan coil unit replacements and upgrades
- Compatible with First Company air handler product lines
Product Specifications
- Brand: First Company
- SKU: 9-321-55-3
- Coil Configuration: V-type (A-coil)
- Rows: 4
- Tubes: 18
- Coil Length: 18L
- Metering Device: TXV (Thermostatic Expansion Valve)
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