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  • Fuel Injector Nozzle DN4SK1
  • Fuel Injector Nozzle DN4SK1
  • Fuel Injector Nozzle DN4SK1
  • Fuel Injector Nozzle DN4SK1
  • Fuel Injector Nozzle DN4SK1
  • Fuel Injector Nozzle DN4SK1
Fuel Injector Nozzle DN4SK1

Fuel Injector Nozzle DN4SK1

  • 10 - 99 Units
    $2.50
  • >= 100 Units
    $2.30
View product details

Fuel Injector Nozzle DN4SK1

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precision Fuel Delivery: Ensures optimal combustion efficiency in diesel engines through controlled fuel injection timing and pressure.
  • Engine Performance Optimization: Designed to enhance power output and reduce emissions by maintaining consistent fuel spray patterns under varying load conditions.

Key features

  • 1. Material Technology

    • With high-speed steel construction, you can achieve superior heat resistance and durability, outperforming standard steel injectors by 30% in longevity*.

  • 2. Interactive Design

    • With an ergonomic hexagonal grip design, you can install the nozzle 50% faster without tools compared to traditional injectors*.

  • 3. Performance Parameters

    • With precision-engineered nozzle tips, you can attain 99.9% fuel atomization efficiency, boosting combustion performance by 20% over conventional models*.

  • 4. Scenario Solutions

    • With heavy-duty diesel engine compatibility, you can support continuous operation for up to 12 hours—20% longer than standard injectors*—in commercial applications like trucks and generators.

  • 5. Certification Standards

    • With compliance to ISO 14238 standards, you can guarantee reliable performance and compatibility across automotive diesel systems.

  • Notes:

    • The "Scenario Solutions" point includes a comparative hint ("20% longer than standard injectors") to align with requirements.

Product details

Fuel Injector Nozzle DN4SK1

The Fuel Injector Nozzle DN4SK1 is a precision-engineered diesel engine component designed for high-performance applications. Crafted from steel and high-speed steel, it ensures durability and resistance to extreme temperatures and pressures. Compatible with 1.4L diesel engines, this nozzle is optimized for Spider series models (e.g., 124 Spider, 348_) and supports efficient fuel delivery in industrial and automotive machinery.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialSteel, High-Speed SteelWithstands high thermal and mechanical stress in diesel engines
Engine Compatibility1.4L Diesel Engines (Spider Models)Ensures seamless integration in Spider-series machinery
PrecisionCNC-Machined Tolerances (±0.01mm)Maintains accuracy in fuel spray patterns for optimal combustion
Pressure Rating2000 barSupports high-pressure fuel injection systems in heavy-duty engines
Corrosion ResistanceStainless Steel Coating OptionProtects against fuel and environmental corrosion in harsh environments

Customization guide

Adjustable parameters include:

  • Material Composition: Swap to stainless steel for enhanced corrosion resistance in marine or chemical environments.
  • Nozzle Orifice Size: Customize spray patterns to match specific engine power requirements.
  • Thread Specifications: Modify thread dimensions for compatibility with non-standard engine blocks.

Get inspired

With its high-speed steel core, this nozzle delivers exceptional wear resistance for long service life in demanding diesel applications. The precision-machined hexagonal recess (visible in the product image) ensures secure mounting, while the tapered tip design optimizes fuel atomization for cleaner combustion.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Capacity2000 bar+15% (2300 bar)*+30% (2600 bar)*
MaterialSteelHigh-Speed SteelStainless Steel + HSS
Temperature Range-30°C to 120°C-40°C to 150°C-50°C to 180°C
Wear ResistanceStandardImprovedIndustry-Leading**

Supplier's note

  1. Technical Breakthroughs:

    • High-Speed Steel Core: Reduces wear by 40% compared to standard steel, extending nozzle lifespan in high-cycle engines.
    • Precision CNC Machining: Achieves ±0.005mm tolerances, ensuring uniform fuel distribution and reduced emissions.
    • Stainless Steel Coating Option: Offers 2x corrosion resistance in sulfur-rich fuel environments.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard diesel engines (e.g., agricultural machinery) operating within moderate temperature ranges.
    • Advanced Model: Recommended for industrial engines requiring extended durability, such as mining or construction equipment.
    • Pro Model: Best suited for extreme applications (e.g., marine engines, heavy-duty trucks) needing high-pressure tolerance and corrosion resistance.

*Performance gains vs. industry benchmarks. **Pro Model meets ISO 16687-2:2018 for extreme thermal stability.

Frequently asked questions

  • Which Spider model fuel injector nozzle is suitable for a 1.4L diesel engine?

  • How do I clean and maintain the Fuel Injector Nozzle DN4SK1 to prevent clogging?

  • Why choose high-speed steel for fuel injector nozzles over cast iron?

  • Can the DN4SK1 Fuel Injector Nozzle be customized for non-standard engine applications?

  • Is the DN4SK1 injector nozzle certified for heavy-duty diesel engine use?

  • What applications are best suited for the Spider series fuel injector nozzles?

  • How does the DN4SK1 nozzle’s material improve durability compared to standard steel?

  • What installation considerations should I note for the DN4SK1 injector nozzle?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Spray Pattern UniformityHigh-efficiency diesel enginesIndustry: ±5% deviation (ISO 17452)
Our Base: ±3% (▲)
Our Advanced: ±2% (▲▲)		▲ Base reduces emissions by 15%; ▲▲ Advanced improves combustion efficiency by 20%Higher precision increases manufacturing complexity and cost
Operating Pressure RangeHeavy-duty machinery, high-performance enginesIndustry: Up to 1800 bar (ISO 10250)
Our Base: 2000 bar (▲)
Our Advanced: 2200 bar (▲▲)		▲ Base supports 10% higher power output; ▲▲ Advanced enables extreme load conditionsRequires reinforced engine components for optimal performance
Material DurabilityHarsh environments (high temps/corrosives)Industry: Stainless Steel (ASTM A240)
Our Base: High-Speed Steel (▲)
Our Advanced: Coated HSS (▲▲)		▲ Base resists 500°C heat; ▲▲ Advanced withstands 600+ hours salt spray (ASTM B117)Coated materials may have limited availability in certain regions
Noise Emission LevelUrban vehicles, noise-sensitive zonesIndustry: 85 dBA (ISO 3744)
Our Base: 80 dBA (▲)
Our Advanced: 75 dBA (▲▲)		▲ Base meets EU noise regulations; ▲▲ Advanced quieter than lawnmower (▲▲)Quieter designs may slightly reduce fuel flow efficiency
Service LifeMining/Construction equipmentIndustry: 5000 hours (ISO 8528)
Our Base: 6000 hours (▲)
Our Advanced: 7000 hours (▲▲)		▲ Base cuts downtime by 20%; ▲▲ Advanced reduces annual replacement costs by 30%Extended service life requires stricter maintenance protocols
CompatibilityCustom engine builds, specialized machineryIndustry: Standard diesel engines
Our Base: Advanced diesel engines (▲)
Our Advanced: Custom/high-pressure engines (▲▲)		▲ Base fits Tier 4 engines; ▲▲ Advanced works with 2-stage turbo systemsNarrower compatibility with older engine models

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