Name: Dell Inspiron 14 7445 2-in-1 Fan original
Brand: fan-cooler.com
SKU: LT-10024721
Price: 11.70 EUR
Availability: InStock

Learn to recognize major fan brands and decode their part numbers — the most reliable way to find the correct replacement fan for your laptop.

1 Locate the Brand & Part Number on Your Fan

Check the Sticker

The manufacturer logo (e.g., Delta, Sunon, Nidec) and the full part number (e.g., EG50060S1-C710-S9A) are printed on the fan's top sticker. This is the most reliable source.

Look Up Online

Search the part number on your laptop's support site or use search engines to find the exact fan model and its specifications.

2 Common Fan Brands & Their Characteristics

Brand	Typical Applications	Quality & Noise	Price Range
Delta	Gaming laptops, high‑performance workstations	Excellent cooling, moderate noise	Premium
Sunon	Mainstream laptops, business series	Good balance, quiet operation	Mid‑range
Nidec	Ultrabooks, fanless‑like designs	Very quiet, efficient	Mid‑high
AVC (Asia Vital Components)	Budget laptops, entry‑level models	Adequate cooling, may be noisier	Budget
Foxconn	Various OEM laptops	Varies widely by model	Varies

Note: Even within the same brand, different fan models have different physical dimensions and mounting hole positions. Always confirm the exact part number, not just the brand.

3 How to Choose a Compatible Fan Using PN

Exact PN Match

If your original PN matches the one in the listing, it is guaranteed to fit. This is the safest option.

Cross‑compatible PN

Sometimes different brands use the same design. Check our compatibility list or ask us to verify.

Visual Comparison

Even if the PN differs, if the connector, screw holes, and dimensions match the photos, it may work.

Ask the Experts

Send us a photo of your fan's sticker and connector — we'll identify the exact PN and recommend the correct replacement.

Can't find your fan's PN? Take a clear photo of the sticker and the connector — we'll identify the brand and PN for you! Contact us →

We take every precaution to ensure your replacement cooling fan arrives in perfect working order. Below is our complete shipping process.

Pre‑Shipment Testing

Visual inspection: Each fan is examined for bent blades, cracked housing, or damaged connectors.
Spin test: We apply a low voltage to the fan to verify smooth rotation and absence of grinding noise.
RPM verification: The fan speed is measured to ensure it matches the specified rating.
Connector integrity: The wire harness and plug are checked for secure soldering and correct pin alignment.
Thermal paste (if included): For fans that come with pre‑applied thermal compound, we inspect the application quality.

Only fans that pass all tests are approved for packing.

Packaging – Protection First

Anti‑static bag: The fan is sealed in an ESD‑safe bag to prevent electrostatic discharge.
Foam padding: Thick foam inserts cradle the fan on all sides to absorb shocks.
Reinforced box: The foam‑wrapped fan is placed in a sturdy corrugated cardboard box.
Void fill: Any empty space is filled with bubble wrap or paper to prevent shifting.
Outer label: The box is securely taped and clearly labeled with the shipping address and tracking barcode.

We use double‑wall boxes for international orders to withstand rough handling.

Shipping Methods & Carriers

Postal (Standard): 5‑15 business days (tracking provided for most destinations).
DHL Express: 2‑5 business days with full tracking and insurance.
UPS / FedEx: 2‑5 business days, real‑time tracking, and signature upon delivery.
Expedited options: Available at checkout for urgent orders.

Note: Delivery times are estimates and may vary due to customs processing or weather conditions.

Track Your Order

Once shipped, you will receive a tracking number via email. Use the universal tracking platform www.17track.net to monitor your package – it supports all major carriers including Postal, DHL, UPS, and FedEx. Simply paste your tracking number for real‑time updates.

For any shipping‑related questions, please contact us at info@fan-cooler.com – we’re happy to assist.

We stand behind the quality of our replacement cooling fans. Every product comes with a 90‑day warranty from the date of delivery. Below you will find what is covered, what is not, and how to make a claim.

Covered

Motor failure
Bearing noise / grinding
RPM deviation >10%
Electrical short
Connector defect

Not Covered

Physical damage (broken blades)
Liquid / corrosion damage
Improper installation damage
Over‑voltage or misuse

Warranty Period

90 days from delivery
Free replacement for valid claims
Return shipping covered by us

What is covered

Motor failure: The fan does not spin or spins intermittently due to internal electrical faults.
Excessive noise: Grinding, clicking, or rattling sounds caused by defective bearings or unbalanced rotor.
RPM abnormality: The fan runs significantly slower or faster than the specified speed, affecting cooling performance.
Connector issues: Loose or broken wires, or a faulty plug that prevents proper connection to the motherboard.

What is NOT covered

Physical damage: Broken or cracked fan blades, bent housing, or any impact‑related damage.
Liquid damage: Corrosion or short circuits caused by spills or condensation.
Improper installation: Damage from forcing the connector, incorrect voltage, or using the fan in a non‑compatible system.
Modifications: Any attempt to disassemble or modify the fan voids the warranty.
Compatibility errors: If the fan does not fit because you ordered the wrong model, this is not a warranty issue – please see our return policy.

How to make a warranty claim

Contact us: Email info@fan-cooler.com with your order number and a clear description of the problem.
Provide evidence: Attach photos or a short video showing the issue (e.g., fan not spinning, unusual noise).
Receive RMA instructions: We will send you an RMA number and return address.
Ship the defective fan back: Please pack it securely, preferably in the original packaging. We will cover return shipping for valid claims.
Replacement processed: Once we receive and verify the defect, we will send you a replacement fan free of charge (or refund if preferred).

           Important: The warranty applies only to the original purchaser and is non‑transferable. All claims must be initiated within the 90‑day period. We reserve the right to inspect the returned item to determine if the issue is covered.
        

For any warranty‑related questions, please do not hesitate to reach out – we are here to help.

Replacing a laptop cooling fan requires careful handling. Below are brand‑specific instructions. Always power off your laptop, disconnect the charger, and remove the battery (if removable) before starting. Also, discharge any static electricity by touching a grounded metal surface.

HP (Hewlett‑Packard)

Remove the bottom cover: Unscrew all screws on the bottom panel and carefully pry it off.
Locate the fan: The CPU/GPU fan is usually near the heat sink. Identify the fan module.
Disconnect the fan cable: Gently pull the connector straight out from the motherboard – note the orientation.
Unscrew the fan: Remove the 2‑4 screws securing the fan to the heat sink or chassis.
Remove the fan: Lift the old fan out, and if it’s attached to the heat sink, separate them carefully.
Install the new fan: Place the new fan in position, screw it in, reconnect the cable, and reassemble the bottom cover.

Note: Some HP models require removing the heat sink assembly – in that case, you’ll need to clean and re‑apply thermal paste.

Dell

Remove the bottom cover: Unscrew all screws and detach the cover.
Disconnect the battery: Always unplug the battery cable first to avoid short circuits.
Locate the fan: Dell fans are often combined with the heat sink as a single module.
Disconnect the fan cable: Pull the cable connector from the motherboard.
Remove the fan: Unscrew the fan and lift it out. If it’s attached to the heat sink, you may need to remove the whole heatsink assembly.
Install the new fan: Reverse the steps – ensure the cable is routed properly and not pinched.

Tip: For Dell XPS and Precision models, the fan screws are often marked with an arrow – follow the disassembly order.

Lenovo

Remove the bottom cover: Unscrew and remove the bottom panel.
Disconnect the battery: For safety, disconnect the internal battery connector.
Locate the fan: On ThinkPads, the fan is usually part of the thermal module.
Unscrew the fan: Remove the screws holding the fan to the heat sink.
Disconnect the cable: Carefully unplug the fan cable from the motherboard.
Install the new fan: Place the new fan, secure with screws, connect the cable, and reassemble.

Hint: Lenovo Yoga models may have very thin fans – handle with extra care to avoid bending the blades.

ASUS

Remove the bottom cover: Remove all screws and carefully pry the cover off.
Disconnect the battery: Unplug the battery connector.
Locate the fan: ASUS often has two fans (CPU and GPU) – identify the faulty one.
Disconnect the fan cable: Unplug the fan connector from the motherboard.
Unscrew the fan: Remove the screws securing the fan to the heat sink.
Install the new fan: Place the new fan, screw it in, connect the cable, and reassemble.

Safety: ASUS ROG models may have the fan glued to the heat sink – use a heat gun to soften the adhesive before removal.

Acer

Remove the bottom cover: Unscrew and remove the bottom panel.
Disconnect the battery: Unplug the battery connector.
Locate the fan: The fan is usually near the CPU heat sink.
Disconnect the cable: Unplug the fan connector.
Unscrew the fan: Remove the screws and lift the fan out.
Install the new fan: Reverse the steps – make sure the cable is routed away from moving parts.

Note: Acer Swift series may have the fan integrated with the heat sink – you may need to replace the entire module.

Apple (MacBook)

Remove the bottom case: Use a pentalobe screwdriver to remove the 10 screws.
Disconnect the battery: Always disconnect the battery connector first.
Locate the fan: MacBooks typically have one or two fans near the exhaust vents.
Disconnect the fan cable: Unplug the fan connector from the logic board.
Unscrew the fan: Remove the screws securing the fan to the chassis.
Install the new fan: Place the new fan, screw it in, connect the cable, and reassemble.

Caution: MacBook fans are very delicate – work slowly and avoid touching the blades. We recommend professional installation if you are not experienced.

           Post‑installation: After replacing the fan, boot up your laptop and monitor temperatures using software like HWMonitor. Ensure the fan spins up under load – if not, double‑check the cable connection.
        

Below are the most common issues users encounter with laptop cooling fans. If your problem isn’t listed, please contact our support team.

1. The fan doesn't spin at all

Check the cable connection – re‑seat it firmly. If it still doesn’t spin, the motor may be dead. You can test the fan with a 5V DC source (e.g., USB) to verify – if it still doesn’t spin, replacement is needed.

2. Fan is making loud grinding or rattling noise

This is typically caused by worn‑out bearings or debris stuck in the blades. Try cleaning with compressed air. If noise persists, the bearing is failing – replacement is the only effective solution.

3. Fan runs at full speed constantly (high RPM)

This could be due to a temperature sensor issue or a misconfigured fan curve. Check BIOS settings and update drivers. If the fan is still always on max, the fan’s PWM control may be faulty – replacement may be needed.

4. Fan error at boot (e.g., "Fan failed" or "Fan not detected")

This indicates the motherboard is not receiving a tachometer signal. Reconnect the cable and ensure the pins are not bent. If error persists, the fan’s sensor is defective – replace the fan.

5. Laptop overheats even with fan spinning

The fan may be spinning but not moving enough air due to clogged heatsink fins or dried thermal paste. Clean the heatsink thoroughly and re‑apply thermal paste. If the fan itself is weak, consider replacing it with a higher‑performance model.

6. Fan connector doesn't match the motherboard header

We provide detailed connector photos for each model. If the connector differs, please contact us before installation – we can verify compatibility and exchange if needed. Do not force a mismatched connector.

7. Fan spins briefly then stops

This often indicates a stalled motor or a faulty driver IC. Check for any physical obstruction. If the fan stops after a few seconds, the internal control circuit is failing – replacement is recommended.

Still need help? Our technical team is ready to assist. Email us at info@fan-cooler.com with your order number and a detailed description – we typically reply within 12‑24 hours.

We're Here to Help – Before, During, and After Your Purchase

At fan-cooler.com, we stand behind every product we sell. Our support team is dedicated to ensuring you have a smooth experience from selection to installation.

Pre‑Sales Assistance

Compatibility Verification: Not sure which fan fits your laptop? Send us a photo of your original fan's sticker (top view) and the connector, and we will identify the exact model for you within 24 hours.
Fan Type Guidance: Confused about CPU vs GPU fans, blower vs axial, or 3‑pin vs 4‑pin? Contact us for personalized advice.
Heat sink integration: Some fans are sold separately, others as a combined unit with the heat sink – we can help you determine which you need.

Installation Support

Video Tutorials & Guides: We provide detailed installation instructions and video references to help you replace your fan safely.
Professional Assistance: If you are not comfortable doing the replacement yourself, we recommend taking your laptop to a certified repair center – but we are happy to answer any technical questions you may have.
Thermal Paste: If you need to remove the heat sink, we recommend cleaning off old paste and applying fresh high‑quality thermal compound for optimal heat transfer.

After‑Sales Service

90‑Day Warranty: All fans are covered against manufacturing defects for 90 days from the date of delivery. If your fan fails under normal use, we will send a replacement free of charge.
30‑Day Return Policy: If you order the wrong part or simply change your mind, you can return the item within 30 days (buyer pays return shipping). The item must be unused and in its original packaging.
RMA Process: To initiate a return or warranty claim, please contact our support team at info@fan-cooler.com with your order number and a brief description of the issue. We will provide you with an RMA number and return instructions.

Shipping & Tracking

Orders are shipped within 1‑2 business days. You will receive a tracking number via email as soon as your order is dispatched.
For any shipping delays or lost packages, we will work with the carrier to resolve the issue quickly.

Contact Us: For any questions, please email info@fan-cooler.com – we typically reply within 12‑24 hours.

           Tip: Before returning any item, please double‑check compatibility. Our team is always happy to help you confirm the correct fan!
        

Voltage Guide

Voltage	Common Use	Characteristics
5V	Ultrabooks, thin & light laptops	Lower power consumption, quieter, less cooling capacity
12V	Gaming laptops, workstations	Higher cooling performance, more noise, higher power draw
24V	Rare (industrial/specialized)	Not used in standard consumer laptops

Warning: Installing a fan with the wrong voltage will damage the fan or motherboard. Always match voltage exactly!

Current (Amperage) Guide

Current Range	Cooling Level	Typical Laptops
0.2 - 0.3A	Low / Quiet	Ultrabooks, Intel Y-series CPUs
0.3 - 0.5A	Standard / Balanced	Mainstream laptops, Intel U/P-series
0.5 - 0.8A	High / Performance	Gaming laptops, Intel H-series
0.8 - 1.2A+	Extreme / Max Cooling	High-end gaming, workstations

Higher current fans provide more cooling but consume more power and generate more noise.

Understanding the connector type is essential for compatibility. Below are the most common fan interfaces found in laptops.

Connector Type	Pins	Signal / Voltage	Typical Use
2‑pin	2	GND, VCC (5V/12V)	Basic fans, no speed control or monitoring
3‑pin	3	GND, VCC, Tach (speed signal)	Speed monitoring (read RPM), but no active speed control
4‑pin (PWM)	4	GND, VCC, Tach, PWM	Full speed control via PWM signal, common in modern laptops
Proprietary / Custom	Varies	Brand‑specific pinout (e.g., Dell, HP, Lenovo)	Check your original fan's connector carefully — may need adapter

Important: Even if the number of pins matches, the pin assignment or voltage may differ. Compare the wire colors and connector shape with our product photos before ordering.

Pro tip: If your original fan uses a 4‑pin connector but our replacement is 3‑pin, it will still work (speed monitoring only, no PWM control). However, 4‑pin PWM fans are generally preferred for better thermal management.

Model / PN	FQ75 DFS5K12B15E6AG, 0JXC52
Voltage	DC 5V, 0.5A
Interface	4 wires 4 pins
Condition	NEW
Location	shenzhen,China

Dell Inspiron 14 7445 2-in-1 cooling fan system original

Replacement Fan – Brand & Part Number Guide

Detailed Specifications

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