Check the listing for details. Aprilaire 8052 Outdoor/Duct Mount Temperature Sensor. Color: N/A, Condition: New. Listed at 13.46 USD. Electrical HVAC Thermostats Thermostat Wire Tools Plumbing Aprilaire 8052 Outdoor/Duct Mount Temperature Sensor Aprilaire 8052 Outdoor Temperature Sensor automatic control uses either the manual mode resistor (part number 4336) or an outdoor temperature sensor. It needs one or the other to function properly. We recommend that any wiring on your humidifier be completed by an Aprilaire dealer. Product Details Color N/A Height 7.750 Length 0.050 UPC 686720805202 HVACSurplus.com works with a wide variety of brands that you know & trust. Some of our brands include: Aprilaire ∙ Belimo ∙ Braeburn ∙ CPS Products ∙ DiversiTech ∙ Ecobee ∙ Emerson ∙ Functional Devices ∙ GeneralAire ∙ Honeywell ∙ ICM Controls ∙ iO HVAC Controls ∙ Jackson Systems ∙ Johnson Controls ∙ Kidde ∙ LeakSmart ∙ Little Giant ∙ Lux ∙ Malco ∙ MA-Line ∙ NAVAC ∙ Nest ∙ Packard ∙ Peco ∙ Pro1 IAQ ∙ Ranco ∙ Rectorseal ∙ Resideo ∙ Ring ∙ Robertshaw ∙ SolderWeld ∙ Skytech ∙ Supco ∙ UEI Test Instruments ∙ Universal Secruity Instruments ∙ Vents US ∙ White-Rodgers