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  • Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve
  • Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve
  • Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve
  • Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve
  • Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve
  • Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve
Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve

Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve

  • 1 - 499 Pieces
    $10
  • 500 - 999 Pieces
    $7
  • >= 1000 Pieces
    $4

Customization:

Customized logo（Min.Order: 1000 pieces）
Customized packaging（Min.Order: 1000 pieces）
View product details

Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precise refrigerant flow control for R134A systems: The Electronic Expansion Valve (EEV) dynamically regulates refrigerant flow to optimize heat exchange efficiency in heat pump and refrigeration systems.
  • Heat dissipation management: Copper tubes integrated into the design ensure efficient thermal management, preventing overheating and enhancing system reliability.

Key features

  • 1. Material Technology

    • With copper heat dissipation tubes and a corrosion-resistant casing, maintain optimal performance in harsh environments.

  • 2. Interactive Design

    • With color-coded wiring and modular connectors, ensure seamless integration into existing HVAC systems, reducing installation time by up to 30%.

  • 3. Performance Parameters

    • With precise electronic control, achieve rapid refrigerant flow adjustments for 15% improved energy efficiency compared to traditional mechanical valves.

  • 4. Scenario Solutions

    • Designed for continuous commercial use, ensuring stable operation in high-demand HVAC systems—20% more reliable than standard valves in 24/7 environments.

  • 5. Certification Standards

    • Complies with global environmental standards for R134A refrigerant use, ensuring eco-friendly operation and regulatory compliance.

Product details

Heat Pump System Refrigeration System EEV Fujikoki R134A Electronic Expansion Valve

The Fujikoki R134A Electronic Expansion Valve is a precision-engineered component designed for heat pump and refrigeration systems. With a compact cylindrical design (50-60mm diameter) and robust black casing, it ensures reliable heat dissipation via copper tubes and secure electrical connections through color-coded wiring. Backed by a 5-year warranty (extendable), it optimizes refrigerant flow for energy efficiency and system stability.

Technical specifications

FeatureSpecificationBenefit
MaterialBlack plastic/metal casing, copper tubesEnhanced durability and heat dissipation
Electrical Wiring3-color coded wires (red/yellow/black)Simplified installation and error prevention
MountingIntegrated flangeEasy integration into larger systems
Pressure Rating12 MPa maxSafe operation under high-pressure conditions
RefrigerantR134A compatibilityMeets eco-friendly and industry-standard use

Customization guide

Adjust wiring length and connector types to match specific system requirements. The modular design allows customization for HVAC applications needing tailored refrigerant flow rates or voltage compatibility.

Get inspired

With its compact size and heat-dissipating copper tubes, this valve is ideal for commercial HVAC systems where space constraints and thermal management are critical. Perfect for retrofitting or new installations requiring precise refrigerant control.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Range0-12 MPa0-15 MPa (+25%)0-18 MPa (+50%)
Temperature Range-10°C to 80°C-20°C to 90°C-30°C to 100°C
Warranty5 years7 years10 years
DurabilityStandard corrosion resistance+30% corrosion resistanceMilitary-grade coating (+50%)

Supplier's note

  1. Technical Breakthroughs:

    • Heat Dissipation Design: Copper tubes reduce thermal stress by 40% compared to aluminum alternatives.
    • Precision Control: The Pro model’s adaptive algorithm adjusts flow rates 20% faster than industry benchmarks.
    • Material Innovation: Military-grade coating in the Pro version triples corrosion resistance for marine/industrial use.

  2. Version Selection Guide:

    • Base Model: Ideal for residential HVAC systems requiring standard performance and budget-friendly solutions.
    • Advanced Model: Suitable for commercial applications (e.g., supermarkets) needing wider temperature ranges and extended warranties.
    • Pro Model: Designed for extreme environments (e.g., offshore platforms) where durability and high-pressure tolerance are critical. With its 10-year warranty and corrosion resistance, it ensures long-term reliability in harsh conditions.

Frequently asked questions

  • Which Fujikoki R134A Electronic Expansion Valve model is best suited for small residential heat pump systems?

  • How do I maintain the copper heat dissipation tubes on the Fujikoki EEV to prevent corrosion?

  • What materials make the Fujikoki EEV suitable for high-temperature refrigeration systems compared to standard expansion valves?

  • Can the Fujikoki EEV be customized for non-standard refrigeration systems with unique wiring requirements?

  • Is the Fujikoki R134A EEV certified for commercial refrigeration safety standards?

  • What does the 5-year warranty for the Fujikoki EEV cover, and can it be extended?

  • How does the Fujikoki EEV’s heat dissipation design improve refrigeration system efficiency?

  • Does the Fujikoki EEV include installation guides or video tutorials for proper setup?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Electronic Expansion Valve (EEV) – Fujikoki BaseResidential HVAC, Moderate-Load Commercial Systems- Response Time: 0.8 seconds (IEC 60335-2-40 compliant)
- Copper Heat Dissipation (ISO 9001)
- 5-year warranty (ASTM E2578)		▲ Faster than mechanical valves
▲ Superior thermal management (copper tubes)
▲ Longer warranty than industry standard (3 years)		Higher cost than TXV/capillary tubes
Requires electrical power
Electronic Expansion Valve (EEV) – Fujikoki AdvancedHigh-Efficiency Commercial/Industrial Systems- Response Time: 0.3 seconds (▲ over Base, ▲▲ over industry standard 1.2s)
- Dual-Stage Heat Dissipation (ISO 14001)
- 7-year warranty (▲ over Base)		▲▲ Industry-leading response time
▲ Lower energy consumption (▲ 15% vs Base)
▲ Modular design for customization		Most expensive option
Complex installation requirements
Industry Standard EEVGeneral HVAC Systems (Cost-Sensitive)- Response Time: 1.2 seconds (IEC 60335-2-40)
- Aluminum Heat Dissipation (non-certified)
- 3-year warranty		Lower cost than Fujikoki variants
Simpler design for easy maintenance		Slower response time
Inferior heat dissipation
Shorter warranty
Mechanical Expansion Valve (TXV)Low-Cost Residential Systems- Mechanical Operation (no power required)
- Response Time: 2–3 seconds
- Limited to R22 refrigerant		Cheapest option
No electrical dependency		▼ Inaccurate pressure control
Slower response (▲▲ behind EEV)
Less efficient
Capillary TubeFixed-Load Refrigeration Systems- Fixed Orifice (no adjustment)
- No Moving Parts
- Low Cost (▲▲ over EEV)		Extremely low cost
No maintenance required		No adaptability to load changes
Inefficient in variable conditions
Customizable EEV Solutions (Fujikoki)Tailored HVAC Systems- Adjustable Pressure Ranges (▲ over standard)
- Custom Wiring Configurations (IEC 60204)
- Modular Design		▲▲ Tailored performance for unique systems
Easy integration into existing setups		Longer lead times
Higher cost due to customization

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