

Wilkerson
Compressed Air Preparation & Pneumatic Control Solutions
Clean Air. Controlled Pressure. Reliable Pneumatic Performance.
Parker Wilkerson is a trusted name in compressed-air preparation and pneumatic control, providing a comprehensive range of filtration, regulation, lubrication, drying and air-management technologies for industrial pneumatic systems.
As part of Parker Hannifin's Pneumatic Division, Wilkerson products are engineered to improve compressed-air quality, maintain stable operating pressure and protect downstream pneumatic equipment — helping improve system reliability, performance and service life.
Through MONILEK Oilfield, customers can access Parker Wilkerson technologies supported by MONILEK's expertise in Hydraulics & Pneumatics, Fluid Connectors, Filtration and engineered compressed-air solutions.
Complete Compressed Air Preparation
Compressed air can contain water, oil aerosols, particles and other contaminants that can negatively affect pneumatic valves, actuators, cylinders, instruments and production equipment.
Parker Wilkerson provides the technologies required to clean, regulate, condition and manage compressed air before it reaches critical downstream equipment.
FILTER → REGULATE → LUBRICATE → DRY → CONTROL → PROTECT

R03 Series Miniature Regulators
Port Sizes: 1/8, 1/4; Flows to 15 SCFM

R08/R18/R28 Series Modular Regulators
Port Sizes: 1/4, 3/8, 1/2, 3/4; Flows to 233 SCFM

R16/R26 Series Regulators
Port Sizes: 1/4, 3/8, 1/2; Flows to 185 SCFM

R30/R40 Series Regulators
Port Sizes: 3/4, 1, 1-1/2, 2; Flows to 1200 SCFM

R90 Series Modular Regulator
Port Sizes: 3/4, 1; Flows to 380 SCFM

R120 Series Regulators
Port Sizes: 1/4, 3/8, 1/2; Flows to 150 SCFM

SR1/SR2 Stainless Steel Regulators
SS Port Size: 1/4, 1/2; Flows to 80 SCFM

Bar Stock Regulators (RA3/RB3 & RA4/RA4-0M)
Port Sizes: 1/8, 1/4; Flows to 19 SCFM

ER09/ER19 Electronic Proportional Regulators
Port Sizes: 1/4, 1/2; 2 Pressure Ranges

R09/R19 Series Common Port Regulators
Port Size: 1/4, 3/8, 1/2; Flows to 64 SCFM

Dial Air Regulators (R11, R21, R31, R41)
Port Sizes: 1/4, 3/8, 1/2, 3/4, 1, 1-1/4, 1-1/2, 2; Flows to 1600 SCFM

P17/P19 Series Precision Regulators
Port Sizes 1/4, 3/8; Flows to 80 SCFM

WRA302 Series High Precision Filters
Flows to 40 SCFM

WRA102 Series High Precision Filters
Flows to 40 SCFM

WRA102BP Series High Precision Relief Valves
Flows to 40 SCFM