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Precise High-Limit Protection: Factory-calibrated 425 PSIG cutout ensures system components stay within safe operating envelopes
Designed with a 48 NEMA frame size and a reliable sleeve bearing system
always verify that the 480V 90W rating matches the original equipment manufacturer's electrical requirements
Designed for compatibility with 1" and 1 1/4" valve bodies featuring a 1/2" stroke
Key Benefits for HVACR Professionals Industrial Precision: Calibrated for a 380 PSI cutout and a 300 PSI cut-in
Carrier 330539-754 Box Kit 320734-701 Precise High-Limit Protection: Factory-calibrated 425The Carrier 330539 754 Box Kit is a critical OEM replacement part designed for high efficiency condensing furnaces and industrial HVAC systems. Engineered to facilitate a leak proof seal between internal components, this coupling box kit is essential for maintaining proper airflow pressure and system integrity. This kit is built with corrosion resistant material to withstand the harsh, moisture rich environments typical of secondary heat exchanger
