LAPTOP BATTERY DELL 5558 | M5Y1K ALL GEN SUPPORT (ORIGINAL)
- AVAILABILITY:
- SKU: 2040
- CATEGORY: LAPTOP ACCESSORIES,LAPTOP BATTERY
The Dell M5Y1K Original Laptop Battery is a genuine OEM Li-ion battery designed to replace the internal battery in compatible Dell Inspiron and Vostro models like the Inspiron 15-5558 and similar series. With a 14.8 V, 40 Wh (≈ 2600–2750 mAh) 4-cell design, it delivers reliable runtime and stable power for everyday use, helping keep your laptop running on the go without needing to stay plugged in — ideal when the original battery loses capacity or no longer holds a charge.
6 MONTH WARRANTY
🔋 Original Dell OEM battery — genuine replacement for reliable performance
🆔 Battery Model: M5Y1K
💻 Compatible Series: Works with Dell Inspiron 5558 and many other Dell models that support M5Y1K
⚡ Battery Type: Lithium-Ion (Li-ion) — high energy storage with stable performance
🔢 Cell Configuration: Typically 4-cell (check exact variant)
🔋 Capacity: Commonly ~40Wh–42Wh (model-dependent) for balanced runtime
⚖️ Voltage: Standard Dell laptop battery voltage (varies by model)
🛡️ Built-in protection: Safeguards against over-charging, over-current, overheating, and short circuits
🔌 Reliable power: Steady energy delivery for everyday computing, browsing, office work, and multimedia
🔄 Direct replacement: Easy swap-in — no modifications needed
📏 Form-fit design: Built to fit specific Dell chassis securely
📦 Durability: Made to meet Dell’s quality and safety standards
🔋 Extended runtime: Helps prolong laptop usage between charges
🧰 Ideal for: Users needing a genuine replacement for worn-out or failed laptop batteries
| Product Name | Dell 5558 / M5Y1K Original Laptop Battery |
| Model / Part No. | M5Y1K (also seen as HD4J0, GXVJ3, WKRJ2, K185W, VN3N0) |
| Battery Type | Li-ion (Lithium-Ion) rechargeable battery |
| Voltage | 14.8 V |
| Capacity | 40 Wh (~2600 mAh) typical |
| Cell Configuration | 4-cell |
| Color | Black |
| Compatible Laptops | • Dell Inspiron 14-3458 / 14-5451 / 14-5458 • Dell Inspiron 15-3451 / 15-3551 / 15-3558 / 15-5558 / 15-5758 • Dell Inspiron 17-5755 / 17-5758 • Dell Vostro 3458 / Vostro 3558 |
| Part Numbers Supported | M5Y1K, GXVJ3, HD4J0, K185W, WKRJ2, VN3N0 and variants |
| Expected Lifespan | Typical Li-ion cycle life (often 300–500+ cycles) under normal use |
