The Dell MR90Y / XCMRD / 0FW1MN Laptop Battery is a high-quality replacement battery designed for Dell Inspiron and Vostro series laptops. Built with Lithium-Ion technology, it ensures long-lasting power, durability, and efficiency. This battery provides optimal performance, making it perfect for business, school, or personal use.
Key Features
Reliable Power Performance
High-quality OEM replacement battery for consistent and stable power.
Ideal for work, entertainment, and everyday computing.
Battery Specifications
Battery Type: Lithium-Ion (Li-ion)
Battery Capacity: 40Wh
Voltage: 14.8V / 14.6V
Cell Configuration: 4-Cell / 6-Cell (varies by model)
Advanced Safety Features
Built-in overcharge, overheat, and short-circuit protection.
Durable design for extended battery lifespan.
Easy Installation & Compatibility
Simple plug-and-play installation.
Designed for Dell Inspiron and Vostro models.
Technical Specifications
Battery Type: Lithium-Ion (Li-ion)
Voltage: 14.8V / 14.6V
Capacity: 40Wh / 65Wh (varies by model)
Cell Count: 4-Cell / 6-Cell
Charging Time: Approximately 2-3 hours
Battery Life: Up to 5-7 hours (depending on usage and settings).
Compatible Dell Laptop Models
✔ Dell Inspiron Series
3421 / 3437 / 3521 / 3537 / 3721 / 3737
5421 / 5437 / 5521 / 5537 / 5721 / 5737
✔ Dell Vostro Series
2421 / 2521
✔ Compatible Part Numbers
MR90Y, XCMRD, 0FW1MN, 312-1387, 451-BBUD
What’s in the Box?
✔ 1 x Dell MR90Y / XCMRD Laptop Battery (40Wh, 14.8V) ✔ User Manual & Warranty Card
Upgrade your Dell Inspiron or Vostro laptop with this high-performance replacement battery for longer battery life, efficiency, and reliability!
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