Effectively Detect Condensate Overflow: The SS1 condensate overflow switch features a water sealed magnetic reed switch, effectively detects clogged A/C condensate drains and shuts off system to prevent water damage to floors, wall and ceilings; When a blockage occurs, the float within the fitting rises with the rising condensate level; The magnetic element within the float triggers the reed switch to shut down the system and stops operation Easy to Install: Install the SS1 Air Conditioner Float Switch with ease; Low voltage condensate overflow shut off switch can be installed horizontally or vertically, inline or on the primary pan's auxiliary drain outlet by using the included 3/4inch adapter, bushing and cap; Besides, you can enjoy the flexibility of installation, as the switch can be installed on a sloping line and does not need to be level or plumb; And then connect the 6ft wire to the either the red or yellow thermostat wires Quality Material: Made PVC plastic components, this air conditioner float switch ensures a long time use; Well made magnetic reed switch will not stick or rust Easy to Clean: This water float switch is designed with a detachable cap that allows you to remove it with tapered cams for cleaning after prolonged use, ensuring both cleanliness and optimal performance; Tips: you can use PTEE tape for a high watertight seal Wide Application: SS1 condensate float switches can be installed on primary drains or auxiliary drain outlet, easy access to the switch and the primary drain line for service; Every home with an HVAC should have a HVAC float switch Colour:Photo Color Material:plastic Package Contents: 1 x Float Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.