Fancy Buying Alienware 15/17 99Wh Replacement Battery

If your Alienware laptop is losing operating time or shuts down unexpectedly, this Fancy Buying 9NJM1 battery is designed as a direct-fit replacement for several Dell part numbers and Alienware model lines. It delivers an 11.4V, 99Wh Li‑polymer pack assembled with safety circuitry to help protect against overcharge, overdischarge, short-circuits and overheating. The unit is brand-new, meets OEM‑level specifications, and ships with a seller-backed return and replacement policy.

Which Alienware models and part numbers does this replace?

This battery fits multiple Alienware 15 and 17 generations and replaces a range of Dell part numbers commonly used in those models. Check your laptop’s current battery label or system information to confirm compatibility before ordering.

• Compatible laptop families: Alienware 15 R3, Alienware 15 R4, Alienware 17 R4, Alienware 17 R5.
• Direct replacement P/Ns: 9NJM1, MG2YH, 0MG2YH, 01D82, HF250, HF25D, 546FF, 0546FF, 44T2R.
• OEM model codes: P31E, P31E001, P31E002, P69F, P69F001, P69F002.

How reliable and safe is this replacement battery?

Fancy Buying assembles these batteries using quality cells and protective circuit boards to mirror OEM performance. The pack includes protection features designed to manage current, charging limits and temperature, and it’s rated for several hundred charge cycles under normal use.

• Built-in protections: overcharge, overdischarge, overcurrent and short-circuit safeguards.
• Temperature control circuitry to reduce risk from heat during charging or heavy use.
• Manufactured new (not refurbished) to meet typical OEM electrical specs.

What are the power specifications and expected lifespan?

The battery provides 11.4 volts and 99 watt-hours of capacity — a high-capacity option for extended unplugged use. With normal charging habits and proper care, the pack is designed to withstand up to roughly 500 recharge cycles, though real-world life will vary with usage patterns and thermal conditions.

• Type: Li‑polymer chemistry for compact size and energy density.
• Voltage / Capacity: 11.4V, 99Wh for longer runtime compared with lower-capacity alternatives.
• Cycle expectancy: up to 500 recharge cycles under standard conditions.

What warranty and return options are included?

Fancy Buying offers customer support and a seller-backed policy to help you feel secure with your purchase. The return window and replacement period are clearly defined to assist if the battery arrives defective or fails early.

• Return policy: 60-day return window from delivery.
• Replacement coverage: 12 months for qualifying defects or failures.
• Support: contact the seller via the store's "ask a question" option for service steps.

Who is this for: Gamers, power users and technicians who need a high-capacity, OEM‑compatible battery for Alienware 15 and 17 systems will find this Fancy Buying 9NJM1 pack suitable. It’s aimed at users seeking a new (not refurbished) replacement that restores portable runtime, includes protective circuitry, and is compatible with multiple Dell part numbers. Verify model and part number compatibility before ordering to ensure a proper fit.