Fancy Buying 57Wh Laptop Battery for Lenovo ThinkPad T430

Fancy Buying 70+ 57Wh is a 6-cell Li-ion replacement battery compatible with a wide range of Lenovo/IBM ThinkPad models, delivering reliable portable power and up to 500 recharge cycles.

This high-capacity battery is designed as a direct-fit replacement for many ThinkPad T, W and L series laptops. It uses A-grade cells and integrated circuit protection to maintain steady output and reduce energy waste. Rated 11.1V (backwards-compatible with 10.8V systems) and 57Wh capacity, it offers a balance between run time and compact size for mobile professionals, students, and anyone needing dependable backup power for legacy ThinkPad models.

Which ThinkPad models and part numbers does this battery replace?

This Fancy Buying 70+ battery replaces several OEM part numbers and fits multiple ThinkPad series. It's made to be compatible with both Lenovo and IBM branded units listed by their FRU/ASM codes and common spare-part references.

• Compatible models include: T430, T430i, T530, T530i, W530, W530i, L430, L530, SL430, SL530.
• Direct replacements for 0A36303, 45N1007, 45N1006 and other listed ASM/FRU numbers.
• Works with many part codes such as 42T4xxx, 57Y4xxx, 51J0499/51J0500 and similar standard Lenovo references.

How long will the battery last on a full charge and over its lifetime?

On a full charge this 57Wh pack typically provides roughly two hours of runtime under standard, moderate workloads; actual time depends on screen brightness, processor load, and connected peripherals. The cells are rated for up to about 500 full recharge cycles, after which usable capacity will gradually decline like any rechargeable battery.

• Typical operation time: around two hours under standard use conditions.
• Cycle life: up to 500 recharge cycles before noticeable capacity loss.
• Performance varies with laptop settings, age of device, and installed software.

Is this battery safe and how is quality ensured?

The pack uses A-grade lithium-ion cells and includes built-in circuit protection to guard against overcharge, over-discharge and short circuits. Each unit is brand-new from the manufacturer and tested to meet expected output and safety characteristics.

• Cell configuration: 6-cell Li-ion for balanced energy and size.
• Voltage: 11.1V (compatible with 10.8V systems where required).
• Safety: internal protection circuitry to improve stability during charging and use.

How easy is installation and what should I check before buying?

Installation is straightforward—remove the old battery and snap the replacement into the laptop’s battery bay. Confirm the part number compatibility on your laptop or service label and compare the connector shape and notch positions to ensure a proper fit.

• Simple swap: no tools required for most ThinkPad models with removable battery bays.
• Verify compatibility by matching FRU/ASM numbers or your laptop model (T430, T530, W530, L430, L530, SL430, SL530).
• Check BIOS recognition after install and perform an initial charge cycle for best calibration.

Who is this for? The Fancy Buying 70+ 57Wh battery suits owners of compatible ThinkPad T, W, L and SL series machines who want an affordable, manufacturer-new replacement with solid cycle life. It's a practical choice for people using older workstations on the go—IT departments replacing stock batteries, students needing dependable runtime between charges, and freelancers who travel. If your laptop shows short battery life, won’t hold charge, or you want a spare for travel, this battery offers a hassle-free, cost-effective option that aligns with original fit and function.