Reznor 195573 Control Borad 30067439-890 It switches to a solid

It switches to a solid red light only when the detector head enters an alarm state

Flexible Application: Fully compatible with Danfoss RA2000 series valves for both hot water and low-pressure steam heating systems

Nitrile (Buna-N) seals are optimized for water

while a built-in inlet flow deflector directs liquid toward the shell wall for gradual expansion and safe evaporation

Housed in a durable thermoplastic enclosure

Reznor 195573 Control Borad 30067439-890 It switches to a solidEnsure your terminal to terminal communication remains flawless with this genuine Reznor 195573 Direct Spark Ignition (DSI) board. Engineered specifically as a central HVAC control board for gas fired unit heaters and air handlers, this component acts as the primary microprocessor "brain," managing critical ignition sequencing and safety lockdowns. This specific iteration includes an integrated cooling relay, providing specialized logic for units