RRA4G40N 4.0 GPM 4000 PSI | Belt-Drive Pressure Pump

RRA4G40N Triplex Plunger Pump

Product Configuration

• RRA4G40N is a heavy-duty Annovi Reverberi triplex plunger pump engineered for commercial and industrial cleaning systems requiring high pressure, stable flow, and rugged service life.
• Rated output is 4.0 GPM at up to 4,200 PSI while operating at 1,750 RPM for controlled duty and reduced heat versus high-speed pump platforms.
• 24mm solid shaft keyway drive is specified for flexible integration across common drive architectures used in professional rigs.
• Drive compatibility includes belt-drive systems, pulley configurations, coupler drives with flanges, gear drives, and poly-chain belt-driven systems.
• Design intent supports demanding environments including fleet washing, industrial maintenance, and large-area commercial property cleaning.

Key Specifications

• Model: RRA4G40N.
• Flow rate: 4.0 GPM.
• Maximum pressure: 4,200 PSI.
• Operating speed: 1,750 RPM.
• Shaft: 24mm solid shaft with keyway drive.
• Pump type: triplex plunger pump.
• Drive compatibility: belt drive, pulleys, coupler flanges, gear drives, poly-chain belt drives.

Included Components

• Complete pump assembly configured with factory-installed seals.
• 24mm solid shaft keyway drive interface for secure coupling to compatible drive systems.
• Triplex plunger system configured for smooth output and consistent pressure delivery.
• Oil sight glass for fast visual inspection during routine maintenance checks.
• Thermal relief protection configured to support safer operation under heat buildup conditions.
• Pre-lubricated crankcase for installation-ready commissioning.

RRA4G40N Triplex Plunger Operation

• Triplex plunger system is engineered to deliver smooth water flow and stable pressure output for consistent cleaning performance.
• 24mm solid shaft transfers drive power efficiently from engines or motors through compatible belt, gear, or coupling configurations.
• 1,750 RPM operating speed supports reduced vibration and controlled mechanical loading for extended component life intent.
• Design profile supports strong cleaning output while maintaining predictable performance under continuous-duty operation.
• Configuration supports belt-drive-friendly integration where pulley ratio selection is used to match target duty point.

Materials and Construction Standards

• Commercial-duty build intent supports extended runtime in demanding environments and frequent trigger cycling.
• Triplex architecture supports reduced pulsation for stable downstream hose, gun, and accessory performance.
• Factory-installed seals support leak control and predictable service intervals in professional use.
• Pre-lubricated crankcase supports correct initial lubrication and reduced startup risk.
• Thermal relief protection supports system protection during elevated temperature and bypass conditions.

Operational Benefits

• High-pressure capability supports demanding cleaning output at 4.0 GPM and up to 4,200 PSI.
• Low-RPM operation supports cooler running and reduced wear on seals, bearings, and crankcase components.
• 24mm keyed shaft supports flexible installation across multiple professional drive systems.
• Triplex design supports smooth operation with consistent pressure delivery for repeatable cleaning results.
• Oil sight glass supports fast routine checks and simplified maintenance planning.
• Thermal relief protection supports safer operation during heat buildup risk scenarios.

Typical Applications

• Fleet washing for trucks, vans, buses, and delivery vehicles.
• Heavy equipment cleaning for construction, mining, and agricultural machinery.
• Industrial maintenance for factory washdowns, plant service bays, and facility cleaning.
• Commercial property cleaning for buildings, sidewalks, parking lots, and exterior hard surfaces.
• Agricultural operations for barns, pens, tractors, trailers, and farm equipment washdown.

RRA4G40N Selection Rationale

• Delivers a high-demand duty profile of 4.0 GPM at up to 4,200 PSI for commercial and industrial cleaning requirements.
• 1,750 RPM operating speed supports long service life through reduced heat and mechanical stress under continuous daily use.
• 24mm solid shaft keyway supports secure coupling and broad drive compatibility across professional rig configurations.
• Triplex plunger architecture supports smooth output and stable pressure delivery for consistent field results.
• Service-focused features including oil sight glass, pre-lubrication, and thermal relief support predictable professional ownership.