Complete Cutoff Kit: The RV Water Heater Thermal Cutoff Kit effectively regulates your RV's water temperature so you can avoid from high temperatures. Safe to use: Copper wire and fuse provide you with a safe water environment, and the ECO thermostat assembly can prevent accidents well Compatibility: Water heater hot replacement parts are compatible with most electric , such as for 91447 93866GLM 21140, 9-72153, for 45518A2, 45518A3, 45518A1, GCH6-, GH6-8E, G6A-6E, G6A-7E, G6A- 8E, GCHCH. 6A-7E, 6A-7E 6AA-7E, GC6AA-8E, GCH10A-2E, GCH10A-, G10-1E, etc. Packing list: 1 x T'STAT component, 1 x ECO component, 1 x black foam cover, 1 x copper connecting wire, 2 x fuses Colour:As Shown Material:Metal Package Contents: 1 set * RV water heater thermal cutoff 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.