86Wh 69KF2 M59JH 8FCTC 70N2F Battery for Dell XPS 15 / Precision 5550-5570 / Alienware M15-M17

Quick take

This 86Wh lithium-polymer replacement battery (11.4V) is designed for multiple Dell laptop lines that use the 69KF2 family part numbers, including select XPS 15, Precision 5550-5570, Alienware M15/M17, G15, and Inspiron models. Buyers who replaced aging batteries report good fit and quick recognition, with battery life described as respectable but long-term durability still not fully proven. The biggest caveat is making sure your exact model and battery part number match before ordering.

Pros and cons

Pros

  • High-capacity 86Wh (11.4V) lithium-polymer design intended to restore runtime in compatible Dell systems.
  • Focused compatibility with 69KF2 and related part numbers (8FCTC, 70N2F, M59JH, 0M59JH, 0DVG8M and others listed).
  • Frequent buyer comments describe straightforward installation and solid “fit perfect” behavior.
  • Battery recognized and charges normally in the replacement scenarios described by buyers.

Cons

  • Longevity beyond the first few months is still less certain, since replacement batteries vary in long-term fade.
  • If your connector or physical layout does not match your exact original battery, you may need careful alignment during installation.
  • Battery performance (hours of runtime) depends heavily on workload and your laptop configuration, so expectations should be set accordingly.

What buyers think

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Buyer-review evidence is generally positive but not detailed enough to prove long-term, consistent runtime across all users. The recurring themes are (1) replacement batteries fitting well and installing without forcing, (2) the laptop recognizing the new battery and charging normally, and (3) runtime that feels “decent” for a refreshed older machine. Some buyers specifically mention it worked smoothly after installation steps like correct connector alignment, and a few describe an expected range of a few hours under real usage. Overall, buyers sound encouraged in the short term, while durability over time remains a wait-and-see item.

Key specs that matter for real-world use

  • Capacity and voltage: 86Wh, 11.4V (6-cell).
  • Chemistry: lithium polymer (polymer battery).
  • Replacement part focus: 69KF2 with related part numbers listed, including 8FCTC and 70N2F, plus others in the same compatibility family.
  • What’s included: 1x battery, two auxiliary installation tool pieces, and a user manual.
  • Warranty: 1-year manufacturer warranty (as listed).

Compatibility checklist (don’t skip this)

This battery targets specific Dell laptop families, but compatibility is safest when you verify both your model and the battery part number. Use the part number match as your primary guide, then confirm your laptop model is within the listed compatible range. If your current battery label does not align with the 69KF2/8FCTC/70N2F/M59JH family numbers, it’s easy to end up with a physical mismatch.

Installation experience and what to expect

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Review themes suggest installation is typically manageable, with buyers describing a good fit and recognition after replacement. Still, replacement batteries can require careful connector alignment. If your battery’s connector wires sit differently than the original, gentle positioning to match the original routing is often the difference between a smooth install and frustration.

Pros and cons in plain terms

When this battery is a strong fit

  • You own a compatible Dell laptop and your current battery no longer holds charge well.
  • You want an 86Wh capacity replacement, aiming to restore usable runtime on an older system.
  • You’re comfortable doing a battery swap carefully (or following the included manual steps) and want a part-number-specific option.

Who should avoid it

  • If you cannot confirm the exact battery part number family, do not rely on model name alone.
  • If you need guaranteed long-term capacity over multiple years, remember that aftermarket batteries can vary in how quickly their capacity fades.
  • If your laptop is not in the listed compatible lines, you’ll likely run into fit or connector issues.

Is the 86Wh 69KF2 worth it?

If you have a Dell laptop that matches the 69KF2 replacement family, this option looks like a practical way to refresh runtime without overhauling your setup. The buyer feedback supports that it commonly installs cleanly and the laptop typically recognizes and charges the battery normally. The main buying caution is the usual one with replacement batteries, long-term durability depends on many factors, so consider it a short-to-mid term fix unless you can verify compatibility confidently.

Price and availability

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This battery is offered at a listed price point and is shown as in stock for US shoppers at the time of writing. For the most current pricing and shipping details, check the listing link below.

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FAQ

How can I confirm this battery will fit my Dell?

Check your current battery label for the part number, then compare it to the 69KF2 family numbers listed for this replacement (including 8FCTC, 70N2F, M59JH and others). After that, confirm your exact Dell model is among the compatible series listed for this battery.

What capacity does this battery provide?

It’s rated at 86Wh with an 11.4V output and a 6-cell lithium-polymer design.

Will the laptop recognize the battery after replacement?

Buyer feedback commonly notes that the laptop recognizes the new battery and charging works normally after installation, assuming the battery matches your model and part number.

How long does it last on a full charge?

Runtime varies with workload, screen settings, and the age of the rest of the laptop hardware. Review feedback points to a few hours of usable time on older systems, but long-term consistency can vary for aftermarket batteries.

Is it worth choosing this over an OEM battery?

If you want a higher-capacity (86Wh) replacement and can confirm your exact compatibility, this battery offers a budget-friendly path to restore basic function. If you require maximum long-term durability assurance, OEM options may be preferable, but the best choice depends on your priorities and compatibility.

Specifications

Product Title86Wh 69KF2 M59JH 8FCTC 70N2F Battery for Dell XPS 15 9500 9510 9520 Precision 5550 5560 5570 7510 M15 M17 R3 R4,G15 5510 5511 5515 5520 5521,G7 7500,Inspiron 7510 7610 P87F P91F P45E p100f
CategoryElectronics > Computers & Accessories > Laptop Accessories > Batteries
BrandFancy Buying
ManufacturerDongguan Lewe Electronics Co., Ltd
Model Number69KF2
Number of Batteries1 Nonstandard Battery batteries required.
Warranty Description1 year manufacturer
Battery Capacity7544 Milliamp Hours
ReusabilityRechargeable
Compatible Phone Models69KF2 8FCTC 08FCTC 70N2F 070N2F M59JH 0M59JH 0P8P1P 0DVG8M
Unit Count1.0 Count
Battery Weight0.6 Pounds
Antenna LocationLaptop
Battery Cell TypeLithium Polymer
Battery Cell CompositionLithium Polymer
Recommended Uses For ProductLaptop

Available variants

Size

  • 7.36*1.75*1.27inch PA3817U-1BRS
  • 11.7*3.9*0.2inch RC30-0196
  • 12.52*3.78*0.31inch A2113
  • 12.99*4.65*0.39inch A1417
  • 12.01*3.46*0.31inch 8N0T7
  • 7.15*4.27*0.24inch 01AV448
  • 10.04*3.78*0.2inch L16C4PB1
  • 13.1*3.3*0.28inch 69KF2
  • 9.33*4.25*0.28inch A1706
  • 10.04*1.58*0.87inch B40-80
  • 7.36*1.36*0.86inch 6535B
  • 8.07*2.05*0.83inch DV4
  • 10*4.09*0.24inch 7FMXV
  • 8.84*2.94*1.2inch A1331
  • 7.28*3.77*0.31inch B31N1726

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