Comet TW5050S Triplex Pump – 5.0 GPM @ 5000 PSI – 1450 RPM – 24mm Shaft

Part Number: TW5050S
Category: Pressure Washer Pumps → Triplex Pumps → Belt Drive Pressure Washer Pumps
Type: Comet TW5050S Triplex Pump

The Comet TW5050S Triplex Pump is a professional-grade, heavy-duty belt-drive pressure washer pump engineered for demanding commercial, industrial, agricultural, and equipment cleaning applications. Designed for both gas and electric-powered pressure washer systems, the TW5050S delivers exceptional cleaning performance, long service life, and reliable operation under high-pressure workloads.

Key Features & Benefits

• Genuine Comet TW5050S Triplex Pressure Washer Pump
• Produces up to 5.2 GPM
• Rated for 5000 PSI
• Heavy-duty belt-drive design
• Compatible with gas and electric drive systems
• Slow-speed 1450 RPM operation
• Durable ceramic plungers
• Heavy-duty brass manifold construction
• 24mm solid shaft
• External pressure unloader system
• Adjustable chemical injector available
• Designed for commercial and industrial cleaning applications
• Built for long service life and continuous-duty performance

Technical Specifications

Manufacturer: Comet
Model: TW5050S
Pump Type: Triplex Plunger Pump
Pump Style: Belt Drive

Maximum Pressure: 5000 PSI
Maximum Flow Rate: 5.2 GPM

Operating Speed: 1450 RPM

Drive Compatibility: Gas or Electric

Shaft Size: 24 mm

Plunger Material: Ceramic

Manifold Material: Brass

Inlet Connection: 3/4" GHF (Garden Hose Fitting)

Discharge Connection: 3/8" Stainless Steel Quick Connect

Unloader Type: External
Unloader Part Number: 85.300.038

Soap Injector: Optional Adjustable Injector
Injector Part Number: 85.400.000

Thermal Relief Valve: Compatible
Thermal Relief Valve Part Number: 85.300.024

Maximum Inlet Water Temperature: 140°F (60°C)

Oil Capacity: 37 oz

Recommended Oil: 30W Non-Detergent Oil

Typical Applications

• Commercial pressure washer systems
• Industrial cleaning equipment
• Fleet washing operations
• Heavy equipment cleaning
• Agricultural cleaning systems
• Manufacturing facility maintenance
• Pressure washing trailers and skids
• Oilfield and construction cleaning
• Municipal cleaning operations
• Equipment manufacturing and OEM applications

Performance Advantages

• Delivers 5.2 GPM at 5000 PSI for powerful professional-grade cleaning
• Slow-speed 1450 RPM design significantly improves pump longevity
• Belt-drive configuration reduces vibration and operating temperatures
• Ceramic plungers provide exceptional wear resistance and seal life
• Brass manifold resists corrosion and harsh operating conditions
• Compatible with both gas and electric drive systems
• External unloader simplifies pressure adjustments and servicing
• Suitable for continuous-duty commercial and industrial use
• High-pressure capability supports demanding cleaning applications
• Built with Comet's professional-grade engineering for maximum reliability and performance