AR28067 VR60 Unloader Valve, 8700 PSI, 26.4 GPM
The AR28067 VR60 Unloader Valve by Annovi Reverberi is a high-capacity, heavy-duty
pressure control valve rated for 8,700 PSI and 26.4 GPM, engineered
for hydro blasting, industrial wash bays, and large contractor systems that demand extreme pressure
protection and precise flow regulation.
Designed as the control center of ultra high-pressure cleaning systems, the VR60 automatically diverts
flow to bypass whenever the spray trigger is released, protecting pumps, hoses, and accessories from
destructive overpressure. Its rugged construction, smooth bypass behavior, and high-flow capability
make it a trusted choice for multi-shift operations where uptime and operator safety are non-negotiable.
Key Features & Applications
Extreme-Pressure & High-Flow Performance
- Rated for 8,700 PSI and up to 26.4 GPM in demanding industrial systems.
- Ideal for hydro blasting, heavy equipment cleaning, and high-energy surface preparation.
- Supports aggressive duty cycles in large wash bays, fabrication plants, and plant maintenance lines.
- Compatible with high-flow piston and plunger pumps used in custom trailer and skid rigs.
Automatic Bypass Protection & Pump Safety
- Automatically redirects water to bypass when the spray gun trigger is released.
- Prevents dangerous pressure spikes that could damage pumps, hoses, wands, or fittings.
- Reduces heat buildup during idle cycles, extending packing, seal, and bearing life.
- Provides smooth transitions between work and bypass for consistent, predictable spray performance.
Heavy-Duty Construction for Harsh Environments
- Reinforced brass and stainless-steel housing engineered for continuous-duty industrial use.
- Resists corrosion from detergents, chemicals, and humid or outdoor conditions.
- Built to withstand vibration and shock in mobile rigs, construction yards, and plant floors.
- Designed for multi-shift, seven-day-a-week operation where downtime is not an option.
High-Output, Multi-Gun System Support
- Flow capacity supports dual- and triple-gun configurations from a single pump system.
- Perfect for large fleet wash stations, municipal yards, and waste-management vehicle cleaning.
- Handles the demands of tank-fed systems, hot-water units, and custom hydro-demolition rigs.
- Pairs well with rotating nozzles, turbo tips, and other high-energy accessories at full pressure.
Serviceable Design & Easy Integration
- Straightforward internal layout simplifies diagnostics, rebuilds, and routine service.
- Integrates easily into existing VR-series plumbing with standard connections and footprints.
- Helps contractors and maintenance teams reduce downtime during valve replacement or overhaul.
- Proven platform widely supported with parts through AR and professional service centers.
Typical Industries & Applications
- Hydro blasting & surface prep: Removing epoxy, rust, and scale from steel and concrete.
- Construction equipment cleaning: High-pressure washing of dozers, loaders, and excavators.
- Fleet & transport: Tractor-trailer wash lines, bus depots, and logistics terminals.
- Municipal & public works: Garbage trucks, city buses, and service vehicles.
- Industrial fabrication & manufacturing: Cleaning tanks, conveyors, mixers, and process equipment.
- Oil & gas / rail yards: Pipeline, rig, locomotive, and container cleaning in harsh environments.
AR28067 VR60 Unloader Valve, 8700 PSI, 26.4 GPM
- Model: AR28067 VR60 Unloader Valve
- Max Pressure: 8,700 PSI — Max Flow: 26.4 GPM
- Function: Ultra high-pressure regulation with automatic bypass for pump protection.
- Best for: Hydro blasting, industrial wash bays, multi-gun contractor systems, and other extreme-duty applications where safety, reliability, and long service life are essential.





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