Reactor R1 - H-25

Graco’s line of hydraulic Reactors brings increased yield and performance to high-output spraying. Hydraulic systems are the choice of spraying professionals who want to reap the benefits of the latest spraying technologies and add productivity to boost their bottom line.

• Adjustable pressure imbalance for tighter or looser ratio error detection
• Flexibility to change A or B pumps for fixed ratio application other than 1:1

Hydraulic Proportioners

Top of the line equipment for high-production professionals

Product Features 

- Top of the line system for high-production professionals
- Highest value for the greatest performance
- High-output applications
- Ideal for in-plant OEMs
- Provides superior, uninterrupted performance
- Provides operator with material data and system diagnostics for total control

Technical Specifications

Max Working Pressure

Min Working Pressure

Max Hose Length

Max Fluid Temp



Operation manual

Repair manual

2000 psi (138 bar, 13.8 MPa)

850 psi (59 bar, 5.9 MPa)

310 ft (94 m)

190˚F (88˚C)

22 lb (10 kg)/min

8 kW: 535 lb (243 kg)
15 kW: 562 lb (255 kg)