engineered for integration into Sensus 243 and Model 143-80 service regulators

the "C" suffix typically denotes retail or commercial packaging

Heavy-Duty Performance: Rated to handle a robust 150 lb stem force for reliable flow control in demanding hydronic loops

Featuring a solid core desiccant blend of 75% molecular sieve and 25% activated alumina

Daikin-McQuay 4000843 Printed Circuit R-22 engineered for integration into SensusThe Daikin McQuay 4000843 Printed Circuit Board is a critical OEM replacement part designed for use in specialized HVAC control systems. This PCB assembly functions as the primary logic hub, managing voltage distribution and signal processing across the Daikin 4000843 equipped unit. Designed to meet the exact electrical tolerances of McQuay and Daikin equipment, this board ensures seamless integration with existing sensors and actors without the risk