Carrier 52CQ402474 Assembly

The Carrier 52CQ402474 Heater Kit Assembly is a high-performance 3.4kW electric heater designed specifically for integration within Carrier, Bryant, and Payne HVAC systems. Engineered for reliability in 208-230V single-phase applications, this OEM replacement heating element provides an essential heat source for electric heating cycles or emergency backup. As a factory authorized part, it ensures precise fitment and thermal performance, maintaining the safety and efficiency standards of the original equipment. The assembly includes integrated thermostats to provide critical high-limit protection, preventing overheating during compromised airflow conditions. For technicians, this PTAC heater kit replaces legacy part number 52CQ400014, making it a vital component for restoring heating capacity in compatible units. With dimensions of 14.5" x 7.4" x 0.7", its compact footprint allows for straightforward installation within the internal cabinet, utilizing standard 50/60 Hz power. When diagnosing a system with no heat, this Carrier electric heater is the professional choice for ensuring long-term operational stability and direct HVAC part compatibility with existing control boards.

• OEM Compatibility: Guaranteed to integrate seamlessly with Carrier 52CQ402474 compatible models, eliminating the risks associated with universal or third-party components.
• Integrated Safety Controls: Equipped with built-in thermostats that act as thermal limit switches, protecting the blower and cabinet from excessive heat.
• High-Efficiency Output: Delivers 3.4kW of heating capacity at 230V, optimized for consistent temperature discharge in residential or commercial settings.
• Durable Construction: Built to withstand repeated thermal cycling, ensuring the resistance coils maintain structural integrity over time.

• What voltage is required for the Carrier 52CQ402474? This assembly is rated for 208-230 VAC single-phase power at a frequency of 50/60 Hz.
• Can this heater replace the 52CQ400014 model? Yes, the 52CQ402474 is the direct manufacturer-specified replacement for the 52CQ400014 assembly.
• Why is my heater kit not energizing? Check your high-limit thermostats for continuity and ensure the control board is sending the necessary 24V signal to the heater relay.
• Is this suitable for both 3.4kW applications? Yes, this specific kit is optimized for 3400W performance to match original system specifications.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.