Functional Devices RIBMNLB-4NO SKU: RIBMNLB-4NO $92.78 $185.55 (0)No Reviews yet Quantity -+ Add to Shopping Cart Limited Factory Stock Details Functional Devices RIBMNLB-4NO : 2.75" Track Mount AHU Fan Safety Alarm and General Purpose Logic Circuit, 24 Vac Power Input, 4 Alarm Inputs with N/O... Data Sheet DetailsData Sheet Back Functional Devices RIBMNLB-4NO : 2.75" Track Mount AHU Fan Safety Alarm and General Purpose Logic Circuit, 24 Vac Power Input, 4 Alarm Inputs with N/O Outputs , Made in USA, UL Listed Back Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review