Markel 05460702 Switch 321042-401 featuring a simple 2-wire terminal

featuring a simple 2-wire terminal block and status LED indication

45UV5-1007

provided the OAO enclosure receives proper airflow

Can this actuator be used in spring-return damper applications

allowing for a complete rebuild of the sealing assembly without needing to replace the entire White Rodgers zone valve body

Markel 05460702 Switch 321042-401 featuring a simple 2-wire terminalThe Markel 05460702 is a field proven air flow switch designed to provide precise differential pressure monitoring in heating and cooling applications. As the direct replacement for the legacy MRH 1505 DO, this switch is a critical safety component that confirms positive airflow within a duct before allowing heat kits or compressors to engage. Engineered for low pressure environments, it features a fixed setpoint of 0. 5" WC (water column), ensuring