Check the listed compatible models and specs before you order. Questions? Email us.
Fancy Buying
Fancy Buying 40Wh Dell Inspiron Replacement Battery FW1MN 4WY7C – 4-Cell 14.8V for Inspiron 14/15/17
Free U.S. shipping and free 30-day returns. Check the compatible models in the description below.
$33.13
In stock. Ships free, usually within 1–4 business days.
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Free 30-day returns
Free tracked shipping and secure checkout on every U.S. order.
Free shipping
iFree tracked shipping on every order. Most orders arrive within 3–8 business days.
Free 30-day returns
iReturn eligible items within 30 days of delivery for a full refund. We email you a prepaid return label.
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iDuring high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.
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Questions about fit or an order? Email nexoltic@gmail.com. We reply on business days (Mon–Fri).
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Free returns within 30 days of delivery: full refund with a prepaid return label.
Every U.S. order ships free. Eligible items can be returned within 30 days of delivery for a full refund, with a free prepaid return label.
Product details
Refresh your Dell laptop with a reliable 40Wh replacement battery
When a battery no longer holds a steady charge, upgrading can restore your everyday portability. This 40Wh, 14.8V four‑cell pack is designed to replace compatible Dell batteries in select Inspiron, Latitude, and Vostro models. It blends compact form with practical runtime to keep you productive between charges.
Beyond simply fitting the slot, the design emphasizes clean lines and a subtle matte finish that resists fingerprints. The pack is built to deliver stable power delivery, so you can work, stream, or browse with more confidence during long days away from a power outlet.
What you get
- Capacity: 40Wh
- Voltage: 14.8V
- Cells: 4-cell configuration
- Replacement part compatibility with common Dell battery families to simplify sourcing
- 12‑month hassle-free warranty for coverage during normal use
Fit and compatibility
- Designed to fit a broad range of Dell Inspiron 14, 15, and 17 series plus Latitude and Vostro lines
- Examples of supported models include Inspiron 14 3421/3437, 15 3542/3543/3541/3521/3537/3531, 17 3721/3737; 5421/5437; 5521/5537; 17R/5737/5721
- Latitude 3440/3540 and Vostro 2421/2521 series are also within scope
- For best results, verify your exact model and part number against the compatibility notes in the listing
Real-world use scenarios
- On-the-go students and professionals can enjoy extended unplugged sessions during classes, flights, or commutes
- Remote workers may appreciate steadier power during long workdays away from a wall outlet
Why choose Fancy Buying
- 12-month warranty and dedicated support to help with installation questions
- Comprehensive compatibility notes and part-number references to aid your replacement decision
- Paraphrased guidance aimed at realistic expectations for runtime and performance
Note: Please confirm compatibility with your specific model before purchasing. This information helps ensure you receive a replacement that fits your Dell system and meets your everyday needs.
FAQ
Q: What Dell models is the Fancy Buying 40Wh battery compatible with?
A: This battery fits many Dell Inspiron 14/15/17 series and some Latitude/Vostro models; verify the exact model in the listing.
Q: Is there a warranty and how is support handled?
A: Yes, a 12-month warranty covers manufacturing defects and normal-use support to help with installation questions.
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