Ruelco SS-E Electric Differential Pressure Switch
Ruelco SS-1 Pressure Switch Model #4102 Pressure range 20 - 230 PSI
Ruelco SS-1 Pressure Switch Model #4102 Pressure range 3500 - 9000 PSI
Ruelco SS-2 PNEUMATIC PRESSURE SWITCH, NACE SERVICE, WITH INCONEL SPRING, RANGE: 2000-5000 PSI
Ruelco SS-2 Pressure Switch for N.A.C.E. Service, Range 8,500-20,000 psi. Purple Inconel spring.
Ruelco SS-2 Pressure Switch for N.A.C.E. Service, Range 3,500-9,000 psi. Yellow Inconel spring