Hermetically sealed, DPDT, 11 amp 250 VAC; products set on falling pressure or temperature specify option 1190 if setting on rise is required; deadband and minimum set point may increase;

10 amp 125 VDC or VAC resistive; deadband and minimum set point may increase;

Adjustable deadband, 15 amp 480 VAC resistive; adjustment changes rise setting only.
If adjustment of fall setting is required use primary adjustment
120 Series Note: In order to accommodate free movement of adjustment wheel, left hand electrical
conduit is permanently sealed (if applicable)

Adjustable deadband, 15 amp 277 VAC resistive; switch adjustment wheel changes rise setting only.

External manual reset, 15 amp 480 VAC resistive; Latches on rising pressure or temperature only.

High ambient, 15 amp 250 VAC resistive; temperatures up to 250°F (121°C)

Fungus resistant case, 15 amp 250 VAC resistive

20 amp 250 VAC resistive

Factory set single switch; specify increasing or decreasing pressure or temperature and set point 6, 12, 21K, 40, 54, 55, 100, 117, 120, 400, 800 Series (single switch versions only)

Factory set two switches; specify increasing or decreasing pressure or temperature and set points. (dual switch versions only) 54A, 55A, 122, 402, 802, 822 Series,