The ML1S temperature switch measures 3.3 in overall. It is described as being easy to install, wire, and use in a variety of applications. The switch combines a one-piece brass housing with 1/2-in process and conduit connections. It is rated NEMA 4 and IP65 with UL and CSA approvals pending.

Each switch is a factory set, single-setting unit with a standard operating range of 10° to 300°F ( 10 °. Switching action is SPST, wired normally open or closed, and rated for 15 A at 125 Vac, 10 A at 250 Vac. The switch is engineered to offer a cycle life of 100,000 cycles.