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6219052400 Unloader Valve Service Kit for Atlas Copco Air Compressor Liutech Compressor

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Unloader Valve Servicing: A comprehensive kit for repairing and maintaining unloader valves in Atlas Copco air compressors, ensuring optimal performance and leak prevention.
  • High-Pressure Compatibility: Features corrosion-resistant stainless steel and durable Viton/nitrile rubber seals designed for use in demanding hydraulic/pneumatic systems.

Key features

  • 1. Corrosion-Resistant Materials for Enhanced Durability

  • With corrosion-resistant stainless steel and durable nitrile/Viton seals, you can ensure reliable performance in high-pressure environments, outperforming standard rubber seals by 30% in durability*.

  • 2. Modular Design for Customized Solutions

  • With a modular design, you can customize the kit to fit specific valve types and pressure requirements, offering greater adaptability than generic service kits*.

  • 3. High-Pressure Compatibility for Reliable Performance

  • With high-pressure compatibility, you can maintain system integrity and prevent leaks under pressures exceeding industry standards by 20%*.

  • 4. Versatile Scenario Solutions for Industrial Applications

  • With a comprehensive component selection, you can address both routine maintenance and emergency repairs in hydraulic/pneumatic systems, unlike single-purpose kits*.

  • 5. CE-Certified for Safety and Compliance

  • With CE certification, you can ensure compliance with safety and quality regulations, surpassing non-certified alternatives in reliability and safety*.

Product details

6219052400 Unloader Valve Service Kit for Atlas Copco Air Compressor Liutech Compressor

The 6219052400 Unloader Valve Service Kit is a precision-engineered solution for maintaining Atlas Copco air compressors. Designed with corrosion-resistant stainless steel and high-performance nitrile/Viton rubber seals, this kit ensures reliable operation in high-pressure hydraulic/pneumatic systems. Backed by CE certification and a 1.5-year warranty, it offers durable, customizable components for seamless system integration.

Technical specifications

FeatureSpecificationBenefit
MaterialStainless steel (metal parts), Viton/nitrile rubber (seals)Corrosion resistance and extreme-pressure sealing
CertificationCE-compliantEnsures safety and compliance with EU standards
Warranty1.5 yearsComprehensive protection against defects
Pressure RatingUp to 200 bar (customizable)Supports high-performance industrial systems
Temperature Range-20°C to +120°COperates reliably in extreme environments

Customization guide

Adjustable parameters:

  • Seal size/shape: Tailor to specific valve types or pressure requirements.
  • Spring tension: Modify force/pressure settings for customized system performance.
  • Material selection: Opt for Viton (Pro models) for chemical resistance or nitrile for cost-effective solutions.

Get inspired

Whether you’re repairing a leaking valve or upgrading a high-pressure compressor system, this kit provides the precision components needed to ensure airtight seals and optimal performance. Its modular design allows easy integration into existing systems, reducing downtime and enhancing reliability.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Rating150 bar+15% (172.5 bar)+30% (195 bar)*
Seal MaterialNitrile rubberNitrile + reinforcedViton (chemical-resistant)
Spring Tension Range50–150 N50–200 N50–250 N
Temperature Tolerance-10°C to +80°C-20°C to +100°C-20°C to +120°C

Supplier's note

  1. Key Technical Breakthroughs:

    • Viton seals (Pro Model): Triple the chemical resistance of standard nitrile, enabling use in harsh environments like oil or solvent exposure.
    • Enhanced spring design: Adjustable tension allows precise pressure control, reducing system wear.
    • CE certification: Ensures compliance with EU safety standards for global deployment.
  2. Optimal Version Selection:

    • Base Model: Ideal for standard workshops needing cost-effective maintenance (e.g., small-scale compressor repairs).
    • Advanced Model: Suitable for medium-pressure systems (e.g., automotive workshops) requiring extended temperature tolerance.
    • Pro Model: Designed for heavy-duty industries (e.g., mining, oil & gas) where extreme pressure, heat, and chemical resistance are critical. With Viton seals, you can ensure durability in corrosive environments, while the Pro’s 195 bar rating outperforms industry benchmarks by 20%.

Frequently asked questions

  • Which seal material is best for high-pressure environments in Atlas Copco air compressor service kits?

  • Does the Liutech Unloader Valve Service Kit meet safety certifications for industrial use?

  • Can the 6219052400 kit be customized for non-Atlas Copco systems?

  • How do I clean and maintain the frothing nozzle-like seals in this service kit?

  • Is this service kit compatible with older Atlas Copco models?

  • What does the 1.5-year warranty cover for the Liutech service kit components?

  • Do I need professional help to install the unloader valve components?

  • How long do the corrosion-resistant metal parts last in harsh environments?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHarsh industrial environmentsIndustry: Carbon Steel (ASTM A36) ▲ Our Base: 304 Stainless Steel (ASTM A240) ▲ Our Advanced: 316 Stainless Steel (ASTM A276) (resists extreme corrosion)Enhanced durability in corrosive settings ▲ Superior resistance to chemicals and abrasion ▲Higher cost for advanced materials (e.g., 316 stainless steel)
Pressure ResistanceHeavy machinery, hydraulic systemsIndustry: 150 PSI (ASME B31.3) ▲ Our Base: 200 PSI (EN 13445-3) ▲ Our Advanced: 300 PSI (API 6A) (handles extreme pressures)Safe operation under high stress ▲ Supports industrial-grade applications ▲Increased weight and cost with higher ratings (e.g., API 6A compliance adds 20% cost)
Noise LevelOffice/residential areasIndustry: 50 dBA (ISO 3744) ▲ Our Base: 45 dBA (quieter than a refrigerator) ▲ Our Advanced: 40 dBA (whisper-quiet)Reduces noise pollution ▲ Ideal for urban or shared spaces ▲Complex design increases manufacturing complexity (e.g., advanced acoustic dampening)
Certification StandardsGlobal industrial marketsIndustry: ISO 9001 ▲ Our Base: CE + ISO 9001 ▲ Our Advanced: CE + ISO 9001 + API 617 (for critical applications)Wider market acceptance ▲ Meets EU and global safety norms ▲Certification costs may increase pricing (e.g., API 617 adds $500–$1,000 per unit)
Warranty PeriodLong-term operational needsIndustry: 1 year ▲ Our Base: 1.5 years (as specified) ▲ Our Advanced: 2 yearsExtended defect protection ▲ Builds customer trust ▲Premium pricing for advanced tiers (e.g., 2-year warranty adds 15% cost)
Customization OptionsSpecialized systems (e.g., aerospace)Industry: Limited to standard sizes ▲ Our Base: Size adjustments ▲ Our Advanced: Full customization (material, pressure rating)Tailored solutions for niche applications ▲ Reduces downtime ▲Higher lead times and costs (e.g., custom materials require 30% longer production)

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