Carrier 52CQ402474 Assembly 320720-756 Always verify the fuel source

Always verify the fuel source before installation to prevent dangerous over-firing or improper combustion

The Watts LF174A is manufactured from a lead-free alloy to meet specific plumbing codes

making it compatible with most major BAS controllers that require a 10K-AN thermistor

or butterfly valves

Whether you are performing a 163600 part replacement or a new install

Carrier 52CQ402474 Assembly 320720-756 Always verify the fuel sourceThe 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