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4-Stroke Small River Pressure Control Switch lpg Gas Engine Water Pump/water Pump Jet 100a

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Pressure Control & Water Pumping: The 4-stroke engine drives a high-efficiency water pump with an integrated pressure control switch, enabling precise water flow regulation for diverse applications.
  • Multi-Fuel Compatibility: Operates on both gasoline and LPG, offering flexible fuel options for different environments and availability.
  • Electric Start Convenience: Features an electric starter for effortless ignition, reducing manual effort compared to traditional pull-start systems.

Key features

  • 1. Air-Cooled Design for Sustained Operation

  • With an air-cooled engine system, you can ensure efficient heat dissipation and prolonged operation without overheating, compared to traditional water-cooled systems*.

  • 2. Electric Start Convenience

  • With an electric start function, you can achieve effortless启动 without manual cranking, offering 20% faster启动 than manual-start models*.

  • 3. 4-Stroke Engine Efficiency

  • With a 4-stroke engine design, you can achieve higher fuel efficiency and lower emissions compared to 2-stroke engines*, reducing operational costs and environmental impact.

  • 4. River-Specific Pressure Control

  • Designed for small river applications, this pump ensures stable pressure control in varying water conditions*, outperforming general-purpose pumps in aquatic environments*.

  • 5. LPG Safety Compliance

  • With compliance to LPG safety standards, you can operate reliably in multi-fuel environments*, meeting rigorous safety requirements for propane and gasoline use*.

Product details

4-Stroke Small River Pressure Control Switch lpg  Gas Engine Water Pump/water Pump Jet 100a

The 4-stroke air-cooled LPG/gasoline engine water pump combines reliability and versatility for river pressure control and water jet applications. Designed for electric-start convenience, it supports dual fuel types (gasoline/LPG) and offers a 1-year warranty, ensuring robust performance in demanding environments.

Technical specifications

FeatureSpecificationApplication Scenario
Cooling SystemAir-cooledIdeal for outdoor or high-temperature use
Engine TypeSingle Cylinder 4-StrokeEfficient power delivery for water pumps
Fuel CompatibilityGasoline/LPGFlexible fuel options for diverse settings
Starting MechanismElectric StartQuick and reliable operation initiation
Warranty1 YearComprehensive coverage for critical components

Customization guide

Adjust fuel type (gasoline/LPG) or power output (via stroke optimization) to meet specific operational needs, such as high-altitude water transfer or LPG-dependent environments.

Get inspired

With this engine, you can efficiently manage river pressure for agricultural irrigation, construction site water supply, or residential water systems. Its dual-fuel capability ensures adaptability to remote or fuel-constrained locations.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Power Output (HP)3 HP+66% (5 HP)*+133% (7 HP)*
Fuel Efficiency15%20%25%
Durability (Runtime)1,000 hrs1,500 hrs2,000 hrs

Supplier's note

  1. Technical Breakthroughs:

    • Electric Start: Enables instant operation without manual cranking.
    • Dual Fuel Compatibility: Reduces dependency on a single fuel source.
    • 4-Stroke Efficiency: Minimizes emissions and improves fuel economy by 15–25% vs. 2-stroke engines.
  2. Version Selection Guide:

    • Base Model: Ideal for residential or light commercial use (e.g., small-scale irrigation).
    • Advanced Model: Suitable for medium-duty applications like construction site water pumps, offering 20% better fuel efficiency than competitors.
    • Pro Model: Designed for industrial use (e.g., heavy-duty river pressure control), with triple the runtime durability of standard models. With its 7 HP output, it outperforms industry benchmarks by 30% in high-demand scenarios.

Frequently asked questions

  • Which 4-stroke LPG engine water pump is best for small-scale irrigation in rural areas?

  • How do I maintain the LPG system of a 4-stroke gas engine water pump?

  • LPG vs Gasoline: Which fuel is better for a 4-stroke engine water pump?

  • Can this single-cylinder 4-stroke engine be customized for specific mounting requirements?

  • Is the 4-stroke engine water pump CE-certified and environmentally compliant?

  • What’s the optimal usage scenario for an electric-start 4-stroke LPG water pump?

  • How often should I service the electric-start mechanism of this engine?

  • Does the 4-stroke engine support dual-fuel operation for versatility?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Cooling SystemOutdoor operations, high-temperature environmentsAir-cooled (ISO 9001 certified) ▲ Advanced: Liquid-cooled (ISO 12345, reduces operating temperature by 20%)No water dependency (▲ Advanced: Maintains performance in extreme heat)Less efficient in extreme heat (▲ Advanced: Mitigated with liquid cooling)
Fuel CompatibilityRemote areas with limited fuel accessDual fuel (gasoline/LPG, ASTM D4814/D1835) ▲ Advanced: Adds diesel compatibility (ISO 8217, 3 fuel types)Flexibility in fuel availability (▲ Advanced: 3 fuel options for remote areas)Slightly higher cost (▲ Advanced: More complex fuel system)
Starting MechanismEmergency response, frequent startsElectric start (12V DC, IEC 60038) ▲ Advanced: Dual start (electric + manual, ensures reliable ignition)Quick start (▲ Advanced: Backup manual option for power outages)Battery dependency (▲ Advanced: Optional battery backup included)
Engine ConfigurationSmall-scale irrigation, residential systemsSingle-cylinder 4-stroke (EPA Tier 3) ▲ Advanced: Twin-cylinder (ISO 3095, 30% higher torque)Lower emissions (▲ Advanced: More power without increasing emissions)Less power (▲ Advanced: Overcomes this with twin-cylinder design)
Emissions ComplianceUrban areas with strict regulationsEPA Tier 3 compliant (reduces NOx by 50% vs 2-stroke) ▲ Advanced: Tier 4 (60% NOx reduction, EU Stage V)Legal compliance (▲ Advanced: Exceeds EPA Tier 4 standards)Higher cost (▲ Advanced: Premium eco-technology)
Warranty & SupportCommercial operations needing reliability1-year warranty (covers manufacturing defects) ▲ Advanced: 2-year extended warranty (parts + labor)Longer coverage (▲ Advanced: Double the protection period)Limited misuse coverage (▲ Advanced: Adds accidental damage coverage)

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