CHF High Wall Indoor Unit, Single Zone, Indoor Unit, 25.5 SEER, 12,000 BTU, 230 V

ComfortStar CHF09CD(I) – 12,000 BTU High Wall Indoor Unit for Single-Zone Systems

The ComfortStar CHF09CD(I) is a high-efficiency indoor wall-mounted unit designed for single-zone ductless systems. Engineered for dependable performance in both residential and light commercial applications, this unit delivers 12,000 BTU of cooling capacity and supports low ambient heating functionality down to -22°F, making it suitable for year-round operation.

With a seasonal energy efficiency ratio (SEER) of 25.5, the CHF09CD(I) offers significant energy savings while maintaining consistent comfort in moderate-sized spaces. Its compact design, quiet operation, and compatibility with ComfortStar multi-split systems make it a reliable solution for contractors working on high-performance HVAC installations.

Performance Features

• BTU Rating: 12,000 BTU for zone-specific climate control
• High SEER Efficiency: Rated at 25.5 SEER for energy-conscious applications
• Low Ambient Capability: Operates in conditions as low as -22°F for continuous heating during winter
• Quiet Operation: Engineered for reduced sound levels in occupied environments
• 230V Operation: Designed for compatibility with standard single-phase 230V electrical systems

Technical Specifications

• Model Number: CHF09CD(I)
• Unit Type: High Wall Mount – Single Zone Indoor Component
• Cooling Capacity: 12,000 BTU
• Heating Function: Yes – with extended low ambient performance
• SEER: 25.5
• Voltage: 230V

Installation Guidelines

This unit should be installed by a certified HVAC technician to meet local code requirements and to ensure performance and warranty eligibility. While its design allows for a simplified mounting and connection process, all refrigerant handling and electrical integration must be performed by qualified personnel.

Professional Use Considerations

For contractors, the CHF09CD(I) offers a dependable option for single-zone applications requiring high efficiency, low noise levels, and extended climate tolerance. The unit integrates easily with ComfortStar outdoor components and is suited for retrofit or new system installations.

System Advantages

• Inverter Technology Compatibility: Works with inverter-driven outdoor units for variable speed performance
• Smart Integration: Compatible with ComfortStar smart control systems for remote access and automation
• Compact Form Factor: Optimized for wall-mounted applications in limited-space environments
• Eco-Friendly Refrigerant: Designed for use with environmentally responsible refrigerant options