Product Description
High Quality, High Standards
HP Pavilion dv7-4040sp High-Quality Adapter Replacement
Features of Our HP Pavilion dv7-4040sp replacement adapter:
- Our replacement HP Pavilion dv7-4040sp ac adapter units are made with protective chip, motherboards, smart ICs, additional inductors and grounding wires, ensuring a longer lifespan. High-quality protective chips and materials ensure more stable and secure performance for your laptop.
- The HP Pavilion dv7-4040sp adapter meets all the necessary standards and is fully compatible with the original specifications.
- We ensure the safety of all our adapters by certifying them with RCM, SAA, FCC, CE, RoHs.
- The interface metal and fixed insulator of the adapter are made of high-quality materials to ensure stable current input and durability.
At our company, we focus on providing top-notch adapters. Our adapters undergo rigorous testing to meet security standards, ensuring their quality. We use premium materials for the interface metal and solid insulators of our adapters, which guarantees stable current input and durability. We also provide round-sealed packaging for faster delivery and offer thoughtful after-sales service to give you peace of mind with your purchase.
Security Technology
Multiple Safety Features For Laptop Protection.
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Lightning PROTECTION
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Temperature protection
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short circuit protection
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INTELLIGENT PROTECTION
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overvoltage protection
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overcurrent protection
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ELECTROMAGNETIC protection
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Electrostatic protection
Compatibility
Note:
Please confirm your laptop model and adapter appearance before ordering. If unsure of the adapter part number, contact our online customer service to avoid delays. For any purchase problems, please contact us promptly for assistance.
Compatible Part Number
Compatible Laptop Models
Shipping Methods
Payment Methods
Warranty
shipping within 24 hours
After your payment is successful, we will arrange delivery within 24 hours.
30-Day Money Back Guarantee
We guarantee that you can return the new HP Pavilion dv7-4040sp ac adapter within 30 days if you are not satisfied.
1-Year Warranty
At our company, we provide a one-year warranty on laptop adapters. If your adapter fails due to any quality issues within this period, we will replace it with a new one free of charge.
100% Security Payment
At our company, safeguarding your personal information is a top priority. We have implemented measures to ensure that your shopping experience is both secure and safe. You can confidently purchase HP Pavilion dv7-4040sp replacement adapter from us with the assurance that your privacy is protected.
FAQs
Q: Do the AC adapter's lights flicker normally?
A: This isn't normal, when plugged into a laptop and power supply, the adapter's light stays steady. If the light flickers, the plug isn't properly inserted into the power supply, a faulty lead or a defective AC adapter may be to blame. we recommend contacting our customer service team to ensure that the adapter part number is matched with your laptop model.
Q: Is this HP Pavilion dv7-4040sp laptop adapter genuine?
A: At our site, you can find OEM replacement adapters that are made with high quality materials and smart chips from well-known factories. Rest assured that our adapters provide the same, if not better, performance than the original adapters without the added brand premium. It's worth noting that even the original adapters are assembled with third-party accessories, but they are branded with their own trademark. By purchasing from us, you can save money without sacrificing quality and get even better value for your money.
Q: How do I find out which AC adapter I need for my laptop?
A: Check your laptop computer's manual, and then multiply Volts(V) by Amps(A) to calculate the wattage of your laptop computer. The information can be found on the laptop computer's underside. By carrying out this calculation, you can match the wattage of the adapter.
Q: Are there any ways to vent hot laptop AC adapters?
A: It is normal for the laptop adapters to get hot when they are plugged in and being used. Any device that gets hot requires ventilation. Good ventilation extends the life of the adapter and prevents accidental damage.