Robertshaw 5300-023 Thermostat 30067439-890 this is a single-stage thermostat

this is a single-stage thermostat only

By drawing air through factory-drilled air inlet holes and directing it into the detector's sensing chamber

Can the actuator be mounted upside down

reducing mechanical stress on motor bearings and fan shafts

failing to engage entirely

Robertshaw 5300-023 Thermostat 30067439-890 this is a single-stage thermostatThe Robertshaw 5300 023 Commercial Thermostat is a heavy duty, snap acting electric thermostat designed for high demand commercial cooking and industrial environments. This SPST (Single Pole Single Throw) control utilizes Direct Acting (D. A.) logic to maintain precise thermal regulation within a range of 175F to 550F. Built for durability, the unit features silver contacts and heavy duty terminals to ensure sustained accuracy and reliable switching