Carrier HK25SZ359A / Defrost Control Circuit Board 990-197

Carrier HK25SZ359A / Defrost Control Circuit Board 990-197 – HVAC & Refrigeration: Controls & Circuit Boards

The Carrier HK25SZ359A / Defrost Control Circuit Board 990-197 is an advanced component designed for efficient HVAC system management. It regulates defrost cycles to optimize performance and increase the longevity of your system.

• Voltage Rating: 24V AC
• Operating Temperature Range: -40°F to 158°F
• Dimensions: 4.75 x 2.75 x 1.25 inches
• Compatibility: Fits a variety of Carrier HVAC units
• Board Function: Electronic defrost control for precise operation

Compared to industry standards, the Carrier HK25SZ359A / Defrost Control Circuit Board 990-197 offers enhanced reliability and improved functionality. While many standard boards may not support precise temperature ranges or broad compatibility, this model delivers accurate timing and seamless integration with multiple Carrier units. It stands out for its robust engineering and proven durability, making it a preferred option for both replacements and new installs.

Key Technical Advantages:

• Advanced defrost control logic reduces ice build-up and prolongs system life
• Wide operating temperature range ensures performance in extreme conditions
• Simple plug-and-play installation saves time and reduces service costs
• Durable components minimize maintenance and failure rates
• Fully tested and backed by Carrier’s industry-leading reputation for quality

Technology and Performance

The Carrier HK25SZ359A / Defrost Control Circuit Board 990-197 provides superior control over your HVAC unit’s defrost operations. Its intelligent programming ensures that your system only enters defrost mode when needed, maximizing both energy efficiency and comfort. Thanks to its state-of-the-art electronic circuitry, this HVAC control board achieves fast, accurate responses to environmental changes.

Designed for professional-grade performance, this control board meets rigorous HVAC & Refrigeration standards. Whether you’re completing routine maintenance or handling a critical repair, the Carrier HK25SZ359A provides dependable, high-performance operation you can trust. With its leading-edge features, it represents the next step in reliable system management for HVAC professionals and homeowners alike.