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  • Notebook CPU Fan for Lenovo ThinkPad L440 L540
  • Notebook CPU Fan for Lenovo ThinkPad L440 L540
  • Notebook CPU Fan for Lenovo ThinkPad L440 L540
  • Notebook CPU Fan for Lenovo ThinkPad L440 L540
  • Notebook CPU Fan for Lenovo ThinkPad L440 L540
Notebook CPU Fan for Lenovo ThinkPad L440 L540

Notebook CPU Fan for Lenovo ThinkPad L440 L540

  • 5 - 99 Pieces
    $3.30
  • 100 - 499 Pieces
    $3.10
  • 500 - 999 Pieces
    $2.84
  • >= 1000 Pieces
    $2.64

Customization:

Customized packaging（Min.Order: 500 pieces）
specifcation（Min.Order: 500 pieces）
View product details

Notebook CPU Fan for Lenovo ThinkPad L440 L540

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Efficient Cooling Solution: Designed to regulate temperature in Lenovo ThinkPad L440/L540 laptops by cooling critical components like the CPU, hard drive, and other internal systems, ensuring optimal performance with an airflow of 30CFM.
  • Durable Heat Dissipation: Features a hybrid heatsink made of copper and aluminum for superior thermal conductivity, paired with oil-bearing technology to ensure smooth, long-lasting operation (40,000-hour lifespan).

Key features

  • 1. Superior Material Technology for Enhanced Cooling

    • With a copper & aluminum alloy heatsink, achieve 30% faster heat dissipation compared to plastic-only solutions*.

  • 2. Smooth and Quiet Operation via Oil Bearing Design

    • With oil bearing technology, reduce noise by 20% compared to sleeve bearing fans* while minimizing friction for smoother rotation.

  • 3. High-Airflow Performance for Efficient Cooling

    • With 30CFM airflow, cool components 25% faster than standard 24CFM fans* to maintain optimal temperatures under heavy workloads.

  • 4. Versatile Multi-Component Compatibility

    • Designed for multi-component cooling (CPU, laptop, hard drive), it adapts to diverse thermal management needs across devices.

  • 5. Long-Lasting Reliability and OEM Compliance

    • With a 40,000-hour lifespan, outlast conventional fans by 30%* while complying with OEM specifications for Lenovo ThinkPad compatibility.

Product details

Notebook CPU Fan for Lenovo ThinkPad L440 L540

The Notebook CPU Fan for Lenovo ThinkPad L440/L540 combines durable materials and optimized airflow to ensure efficient cooling for laptops. Designed with oil-bearing technology and a copper-aluminum heatsink, it delivers reliable performance over 40,000 hours while consuming only 1.2W of power.

Technical specifications

FeatureSpecificationApplication Scenario
Air Volume30 CFMCooling CPUs, hard drives, and laptops
Power Consumption1.2W (5V DC)Energy-efficient operation in compact devices
Fan Life40,000 HoursLong-term use in high-demand environments
Bearing TypeOil BearingReduced friction for quiet, smooth operation
Heatsink MaterialCopper & Aluminum, Aluminum, PlasticEnhanced heat dissipation in laptops
CompatibilityLenovo ThinkPad L440/L540OEM-specific cooling solutions

Customization guide

Adjustable pin configurations (4-pin or 5-pin) allow compatibility with different laptop control systems. Custom materials (e.g., aluminum vs. copper) can be selected to optimize heat dissipation for specific thermal requirements.

Get inspired

With its compact design and low power draw, this fan is ideal for maintaining optimal temperatures in thin laptops. The oil-bearing system ensures longevity, while the copper-aluminum heatsink boosts efficiency for intensive workloads.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Air Volume30 CFM35 CFM (+17%)40 CFM (+33%)
Power Consumption1.2W1.1W (-8%)1.0W (-17%)
Fan Life40,000 Hours50,000 Hours (+25%)60,000 Hours (+50%)
Bearing TypeOil BearingHybrid BearingBall Bearing
Heatsink MaterialAluminumCopper-AluminumPure Copper

Supplier's note

  1. Technical Breakthroughs:

    • Oil Bearing: Extends fan life to 40,000 hours, surpassing standard ball bearings by 20%.
    • Copper-Aluminum Heatsink: Achieves 25% faster heat dissipation compared to all-aluminum designs.
    • Low Power Consumption: 1.2W operation reduces energy use by 30% versus traditional fans.

  2. Version Selection Guide:

    • Base Model: Ideal for budget-sensitive users needing reliable cooling for daily tasks.
    • Advanced Model: Targets users requiring extended lifespan and improved thermal performance for gaming or multitasking.
    • Pro Model: Designed for professionals demanding peak efficiency and durability in high-temperature environments. With triple the industry-standard corrosion resistance, its pure copper heatsink ensures stable performance even under heavy loads. Pair it with a ball bearing for 20% quieter operation than oil-bearing alternatives.

Frequently asked questions

  • Which ThinkPad model is compatible with the Notebook CPU Fan for Lenovo ThinkPad L440 L540?

  • How do I clean the Notebook CPU Fan for Lenovo ThinkPad to prevent dust buildup?

  • What materials make the Notebook CPU Fan suitable for laptop cooling?

  • Can the Notebook CPU Fan be customized for non-ThinkPad laptops?

  • Is the Notebook CPU Fan energy-efficient for prolonged laptop use?

  • How does the Notebook CPU Fan compare to standard laptop cooling fans?

  • Does the Notebook CPU Fan reduce noise during intensive tasks?

  • What certifications ensure the Notebook CPU Fan’s reliability?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
CPU Cooling FansGaming laptops, video editing workstationsAirflow: 30 CFM (ISO 5019) ▲ vs Industry 25 CFM; Oil bearing (ASTM D543)Enhanced cooling for intensive tasksOil bearings require occasional maintenance
Heatsink SolutionsHigh-heat environments (e.g., servers)Copper & Aluminum (Our Advanced) ▲ vs Aluminum (Base); Industry: PlasticSuperior heat dissipation (▲▲ thermal efficiency)Heavier, costlier than plastic alternatives
Laptop Cooling PadsPortable use, casual gaming1.2W power (IEC 60038) ▲▲ vs Industry 2.5W; 40,000hrs lifespan (ASTM E1872)Energy-efficient, long-lastingLimited portability (requires power adapter)
Brushless DC FansModern laptops (e.g., ThinkPad L440/L540)5V DC, 2.25W (NCKTUFO XRD) ▲ vs Industry brushed fans (higher power)Quieter (43 dBA) and lower power drawHigher upfront cost
Oil Bearing FansModerate cooling needs (e.g., office use)40,000hrs lifespan (ASTM E1872) ▲▲ vs Industry 30,000hrsLonger operational lifeDust buildup may reduce efficiency over time
Low-Power FansBattery-dependent devices (e.g., tablets)1.2W (IEC 60038) ▲▲ vs Industry 1.8W; 30 CFM airflowProlongs battery lifeLower airflow may compromise cooling

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