The Reactor 3 H-30 Spray Foam Proportioner System by Graco is an advanced, high-performance solution engineered for professional polyurethane foam insulation contractors. Designed with intelligent controls, enhanced connectivity, and precise temperature management, the Reactor 3 H-30 ensures consistent material ratio and optimal spray performance in demanding jobsite conditions. Its advanced heating system and data tracking capabilities help improve efficiency, reduce material waste, and maintain superior foam quality. Built for durability and ease of service, this proportioner system supports high-output residential and commercial spray foam applications while offering improved diagnostics and remote monitoring. For contractors seeking reliability, productivity, and cutting-edge control, the Reactor 3 H-30 delivers industry-leading performance.

 

 

• Direct Drive Hydraulic Pump
  • Simplified robust design eliminates fly wheel and belt system for reduced maintenance
  • Smaller compact footprint
  • Reduced noise

 

• Horizontal Pump Line
  • Positive displacement pumps
  • Easy service
  • Long life
  • Smooth changeovers and spray pattern
  • Multiple pump sizes for non 1:1 dispensing

 

• Hydraulic Cooling System
  • Powerful fan to maintain optimal oil temperature for longer oil life

 

• New Touchscreen Advanced Display Module (ADM)
  • Large new touchscreen interface
  • Intuitive operation and navigation
  • All spray operations from one screen
  • Electronic pressure control (Elite models)

 

• R3 Hybrid Heaters
  • Robust heating design
  • Heats materials quickly and efficiently
  • Maintains temperature set points at max flow rates

 

• New Independent Hose Control
  • Control A and B materials to different temperatures for improved pressure balancing and optimized yield

 

• Easy-Access Oil Maintenance Points
  • Easy-to-access oil dip stick and oil drain valve simplifies preventive maintenance

 

• New Inlet Filters and Fluid Manifold
  • New easy-to-maintain design
  • 2X larger filter area
  • Separate temperature and pressure sensors for more accurate temperature readings
  • Redesigned with side-mounted fluid valves for easier turning and improved control

 

• Reactor Connect
  • Real-time dashboard and reports via cellular connectivity
  • Improved cellular antenna
  • New GPS antenna
  • GPS location available in Reactor Connect
  • Job naming and reporting

 

• Oval Gear Flow Meters
  • Verifies fluid ratio
  • Provides real-time ratio data: displayed on the ADM and Reactor Connect
  • Accurate for a wide range of fluid viscosities

 

Available options:

27R357 ELITE Reactor 3 H-30 Elite Tier Spray Foam Proportioner, 60 Hz, No Hose

CSR357 ELITE Reactor 3 H-30 Elite Tier Spray Foam Proportioner Package, 50 ft Internal Heated Hose, 20 ft Xcelerator Whip Hose, Core E1 Transfer Pumps, 60 Hz

ISR357 ELITE Reactor 3 H-30 Elite Tier Spray Foam Proportioner Package, 50 ft Internal Heated Hose, 20 ft Xcelerator Whip Hose, 60 Hz

ESR357 ELITE Reactor 3 H-30 Elite Tier Spray Foam Proportioner Package, 50 ft External Heated Hose, 20 ft Xcelerator Whip Hose, 60 Hz

CHR357 ELITE Reactor 3 H-30 Elite Tier Spray Foam Proportioner Package, 200 ft Internal Heated Hose, 20 ft Xcelerator Whip Hose, Core E1 Transfer Pumps, 60 Hz

IHR357 ELITE Reactor 3 H-30 Elite Tier Spray Foam Proportioner Package, 200 ft Internal Heated Hose, 20 ft Xcelerator Whip Hose, 60 Hz

EHR357 ELITE Reactor 3 H-30 Elite Tier Spray Foam Proportioner Package, 200 ft External Heated Hose, 20 ft Xcelerator Whip Hose, 60 Hz

27R355 PRO Reactor 3 H-30 Pro Tier Spray Foam Proportioner, 60 Hz, No Hose

ISR355 PRO Reactor 3 H-30 Pro Tier Spray Foam Proportioner Package, 50 ft Internal Heated Hose, 20 ft Xcelerator Whip Hose, 60 Hz

ESR355 PRO Reactor 3 H-30 Pro Tier Spray Foam Proportioner Package, 50 ft External Heated Hose, 10 ft Xcelerator Whip Hose, 60 Hz

IHR355 PRO Reactor 3 H-30 Pro Tier Spray Foam Proportioner Package, 200 ft Internal Heated Hose, 20 ft Xcelerator Whip Hose, 60 Hz

EHR355 PRO Reactor 3 H-30 Pro Tier Spray Foam Proportioner Package, 200 ft External Heated Hose, 10 ft Xcelerator Whip Hose, 60 Hz