By providing electrical isolation between dissimilar metals

W) terminal configuration

Key Benefits: Direct OEM Compatibility: Verified replacement for THT1220 and 1NT21L-2162 ensures exact physical and electrical matching

Field-Serviceable Design: Features non-position sensitive mounting and allows for snap-on auxiliary contact modules to be added without tools

common in complex air handler and furnace configurations

Johnson Controls A19ADB-10 Utility Thermostat Els PW 29614 By providing electrical isolation betweenJohnson Controls A19ADB 10 Utility Thermostat, 120 208 240 Vac, 200 550 Degree Temperature Range, 6' Capillary Length, Open Hi, Remote Bulb, Manual Reset, Knob Setpoint Adjustment A19ADB 10 is identical to A19ADB 10C