AR Annovi Reverberi RKA4G40HN Triplex Plunger Pump
The Annovi Reverberi RKA4G40HN is a commercial-grade tri-plex plunger pump from the proven RKA Series 228 lineup. Featuring a sleek, compact design with a nickel-plated brass head and ceramic pistons, this pump is ready for direct or pulley driving and built to perform in a wide range of demanding conditions. The horizontal-mount configuration with a 24mm solid N-version shaft makes it an excellent choice for professional pressure washing, industrial cleaning, and other high-pressure applications.
Performance Specifications
| Max Pressure (PSI) | 4,000 PSI (275 Bar) |
| Max Flow Rate (GPM) | 4.0 GPM (15.1 L/Min) |
| Operating RPM | 1,750 RPM (Max) |
| Required Horsepower (EBHP) | 11 HP |
| Max Fluid Temperature | 140°F (60°C) |
Pump Dimensions & Physical Specs
| Pump Type | Tri-Plex Plunger |
| Orientation | Horizontal |
| Weight | 20 lbs |
| Bore Diameter | 18mm |
| Stroke | 12mm |
| Oil Capacity | 15 oz |
Shaft & Connection Details
| Shaft Type | 24mm Solid – N Version |
| Drive Configuration | Direct Drive or Pulley Drive |
| Inlet Connection | 1/2" Female |
| Outlet Connection | 3/8" Female |
Materials of Construction
- Pump Head: Nickel-Plated Brass
- Pistons: Ceramic
- Connecting Rods: Bronze (Frictionless)
- O-Rings: Buna
Key Features
- Commercial-grade RKA Series 228 triplex plunger pump
- Sleek, compact design suited for a wide range of conditions
- Ready for direct drive or pulley drive configurations
- Ceramic pistons for long life and superior wear resistance
- Nickel-plated brass head for corrosion resistance and durability
- Frictionless bronze connecting rods reduce internal wear
- Horizontal mounting orientation
Identification
- Model: RKA4G40HN
- Series: 228 (RKA)
- Market: Commercial
- CSID Stamp: 4
Note: This is a genuine Annovi Reverberi (AR North America) product. Manual and breakdown diagram documentation are available upon request.