Carrier 311213-405 Collector Box 30067439-890 This unit features a 4

This unit features a 4 Pole Double Throw configuration

Common Questions & Troubleshooting What are the signs of a failing 760-401 sensor

protecting the TXV orifice and internal compressor parts from abrasion

or restricted ductwork rather than a faulty auto limit switch itself

Carrier 311213-405 Collector Box 30067439-890 This unit features a 4The Carrier 311213 405 Collector Box is a critical OEM component designed for high efficiency condensing furnaces. As an essential part of the heat exchanger assembly, this collector box is engineered to manage the transition of flue gases and ensure proper condensate drainage from the secondary heat exchanger. Constructed from durable, heat resistant plastic, it maintains the airtight seal necessary for the induced combustion process, preventing