The Series 101 snap-action rotary switches from Electroswitch are ideal for a variety of power-industry applications. Designed to withstand shock, vibration, and other severe conditions, the switches feature double-wiping, low-resistance contacts that maintain their set positions inside fully enclosed decks, and deliver high-performance dc or ac switching. Available with four-hole or single-hole mounting, they have continuous ratings of 20 A at 600 V; the four-hole model is available with ratings up to 200 A at 600 Vac.

Four-hole-mount switches are available with a choice of seven circuits, and can be configured with up to 4 positions, having up to 12 poles, and a choice of four handle shapes. Single-hole-mount switches are available with a choice of seven circuits, and can be configured with up to 4 positions, having up to 6 poles. The insulating materials in Series 101 switches are rated NEMA Class A (to 105°C). Prices start at $50.00.