SIL 3 Certified

SIL is a failure rate analysis which is used for a variety of design applications. Ruelco is able to provide preventable failure data to our customers based upon our years of field experience and our complete in-house testing data. Ruelco is able to offer many of our products with a SIL 3 capable rating with absolutely no modification or trim level change. This allows Ruelco to stay at the forefront of the industry and provide our customers with products that can meet almost any specification desired.

SS-1 Pressure Switch (Model 4102)
SS-1 Pressure Switch (Model 4102)

The Ruelco SS-1 Model 4102 pneumatic pressure switch is a three way block and bleed valve that is operated by… More

SS-2 Pressure Switch (Model 4202)
SS-2 Pressure Switch (Model 4202)

SS-2 Pressure Switch – ATEX Certified (Model 4202) The Ruelco SS-2 pneumatic pressure switch is a three way block and… More

SS-2 High Flow Pressure Switch (Model 4222)
SS-2 High Flow Pressure Switch (Model 4222)

The Ruelco SS-2 high flow pressure switch is a three way block and bleed valve that is operated by pressure… More

High/Low Assembly
High/Low Assembly

Ruelco has the ability to pre-assemble and set any combination of products through the use of our in-house testing facilities…. More

SS Series Differential Pressure Switch
SS Series Differential Pressure Switch

The Ruelco SS series differential pressure switch is a three way block and bleed valve that is operated by pressure… More

SS-E Electric Pressure Switch (Model 4E02)
SS-E Electric Pressure Switch (Model 4E02)

The Ruelco SS-E electric pressure switch is operated by pressure acting on a piston opposing an adjustable spring force. It… More

SS-E Electric Differential Pressure Switch (Model 4E02)
SS-E Electric Differential Pressure Switch (Model 4E02)

The Ruelco SS-E electric differential pressure switch is a direct acting valve that is operated by pressure acting on a… More

HC-1 3-Way Interface Valve (Model 8100)
HC-1 3-Way Interface Valve (Model 8100)

The Ruelco Interface Valve is a normally closed 3-way block and bleed hydraulic controller. The valve allows the system to… More

HC-1 3-Way Interface Valve with Override (Model 8100)
HC-1 3-Way Interface Valve with Override (Model 8100)

The Ruelco Interface Valve is a normally closed 3-way block and bleed hydraulic controller. The valve allows the system to… More

HC-1 3-Way Interface Valve for High Pressure Pilot (Model 8100)
HC-1 3-Way Interface Valve for High Pressure Pilot (Model 8100)

The Ruelco Interface Valve is a normally closed 3-way block and bleed hydraulic controller. The valve allows the system to… More

Sand Probe Relay (Model 1S03)
Sand Probe Relay (Model 1S03)

The Ruelco model 1S03 sand probe relay uses a thin wall steel probe installed directly in a flowline to detect… More

Hydraulic Sand Probe Relay (Model 1S03)
Hydraulic Sand Probe Relay (Model 1S03)

The Ruelco model 1S03 sand probe relay uses a thin wall steel probe installed directly in a flowline to detect… More

Electric Sand Probe Relay (Model 1SE3)
Electric Sand Probe Relay (Model 1SE3)

The Ruelco Model 1SE3 Electric Sand Probe Relay uses a thin wall steel probe installed directly in a flowline to… More

RQ-1 1/4″ NPT Hydraulic Quick Exhaust (Model 1801-34400)
RQ-1 1/4″ NPT Hydraulic Quick Exhaust (Model 1801-34400)

The Ruelco RQ-1 hydraulic quick exhaust is designed to rapidly bleed the control pressure from an actuator or other hydraulic… More

RQ-2 1/2″ NPT Hydraulic Quick Exhaust  (Model 1801-38800)
RQ-2 1/2″ NPT Hydraulic Quick Exhaust (Model 1801-38800)

The Ruelco RQ-2 hydraulic quick exhaust is designed to rapidly bleed the control pressure from an actuator or other hydraulic… More