Dwyer O-4F SKU: O-4F $12.43 $14.80 (0)No Reviews yet Quantity -+ Add to Shopping Cart In Factory Stock Details Dwyer O-4F : Outside Air Temperature Sensor, 20K Ohm Thermistor, -40 to 250 Degree F, NEMA 4X (IP66) Enclosure, 5-Year Warranty Data Sheet DetailsData Sheet Back Dwyer O-4F : Outside Air Temperature Sensor, 20K Ohm Thermistor, -40 to 250 Degree F, NEMA 4X (IP66) Enclosure, 5-Year Warranty Back Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review