RK1828HN 4.8 GPM 4000 PSI | 1450 RPM Triplex Pump

Overview

4.75 GPM, 4,000 PSI high-output triplex pump

• The Annovi Reverberi RK1828HN Triplex Pump is a high-performance solution for
  users who require uncompromising cleaning power and long-term reliability.
• Delivers an impressive 4.75 GPM at 4,000 PSI, engineered to handle the toughest
  industrial and commercial cleaning tasks.
• Features a powerful Effective Cleaning Unit (ECU) rating of 19,000, providing
  superior efficiency for demanding applications.
• Operates at a smooth 1450 RPM, balancing high-output cleaning strength with
  reduced wear on internal components.

Key Specifications

Duty point, construction, and warranty

• Model: RK1828HN
• Flow Rate: 4.75 GPM
• Maximum Pressure: 4,000 PSI
• Operating Speed: 1450 RPM
• ECU Rating: 19,000 (pressure × flow performance metric)
• Pump Type: Triplex plunger pump with ceramic plungers
• Warranty: 5-year manufacturer coverage

What’s Included

Factory-prepared pump package

• Factory pre-filled pump oil for out-of-the-box operation and proper
  break-in protection.
• Oil sight glass for easy visual monitoring of crankcase oil level and condition.
• Vented dipstick to maintain proper lubrication, crankcase ventilation, and
  cooling.
• Operation manual and detailed part schematic for installation, maintenance, and
  ordering replacement components.
• 5-year manufacturer warranty with access to nationwide service-center support
  for parts and maintenance.

Pump Architecture

Triplex ceramic plungers with low-RPM drive

• Utilizes a triplex plunger system where three precision ceramic plungers
  generate high-pressure water with minimal pulsation.
• Ceramic plungers provide superior resistance to heat and wear compared to
  standard materials, extending seal and pump life.
• The 1450 RPM operating speed delivers balanced power while reducing mechanical
  stress and vibration on internal components.
• High ECU rating of 19,000 combines pressure and flow into a single performance
  metric, highlighting the pump’s ability to move water efficiently while applying maximum
  cleaning force.
• Designed for frequent, heavy-duty use, making it well suited for industrial and
  commercial duty cycles.

Benefits

Cleaning performance, efficiency, and longevity

• Superior cleaning power: 4,000 PSI at 4.75 GPM provides unmatched performance
  for industrial and commercial jobs.
• High ECU efficiency: 19,000 ECU rating ensures fast, deep cleaning for surface
  prep, heavy equipment washing, and large projects.
• Durable build: High-grade materials and ceramic plungers are chosen for
  long-term service in demanding conditions.
• Smooth low-RPM operation: 1450 RPM reduces vibration, lowers heat buildup, and
  helps extend component life.
• Easy maintenance: Oil sight glass and vented dipstick make routine checks
  quick, keeping downtime to a minimum.
• Peace of mind: Supported by a 5-year warranty and nationwide service network.

Typical Use Cases for RK1828HN

Industrial, commercial, and large-scale cleaning

• Industrial cleaning: Removes grease, oil, and heavy buildup in warehouses,
  plants, and manufacturing facilities.
• Surface preparation: Strips paint, cleans concrete, and prepares surfaces for
  coatings, sealing, or refinishing.
• Heavy equipment & fleet washing: Ideal for contractors, truck operators,
  and construction crews who require deep cleaning power.
• Commercial cleaning services: Excellent choice for maintenance teams and
  professional contractors managing large properties.
• Large-scale outdoor projects: Perfect when both high flow and high pressure are
  needed for fast, efficient cleaning over big areas.

Why Choose the RK1828HN

High-ECU workhorse for demanding professionals

• Stands out as one of the most powerful and efficient pumps in its class, combining
  4.75 GPM, 4,000 PSI, and 19,000 ECU for maximum cleaning performance.
• Industrial-strength design is engineered for heavy-duty, high-frequency use,
  not just occasional consumer-grade service.
• Triplex plunger technology with premium ceramic components ensures extended
  longevity under rigorous conditions.
• Easy service access and a nationwide support network help minimize downtime and
  keep crews productive.
• Backed by Annovi Reverberi’s 5-year warranty, making the RK1828HN a smart,
  long-term investment for anyone who needs superior cleaning performance.