Lenovo L21C4PC4 Battery 70Wh 15.52V for Slim 7 ProX 14IAH7, 14ARH7, Yoga Slim 7 ProX

The Lenovo L21C4PC4 battery price in BD at QASWATEC covers a 70Wh, 15.52V Li-ion pack for the Lenovo Slim 7 ProX 14IAH7 and 14ARH7 and the Yoga Slim 7 ProX 14IAH7 and 14ARH7 laptops. If your Slim 7 shuts down soon after unplugging, a new L21C4PC4 restores its cordless runtime. The pack is black, new, A grade and tested before sale, with warranty from QASWATEC.

Key Features

• Battery type: Li-ion, new condition
• Capacity: 70Wh
• Voltage: 15.52V
• Replacement for Lenovo L21C4PC4 battery codes
• Fits Slim 7 ProX 14IAH7 and 14ARH7
• Fits Yoga Slim 7 ProX 14IAH7 and 14ARH7

Compatible Laptops and Part Numbers

This battery is listed for the Lenovo Slim 7 ProX 14IAH7 and 14ARH7 and the Yoga Slim 7 ProX 14IAH7 and 14ARH7 series. It replaces the battery part numbers L21C4PC4, L21M4PC7, L21L4PC4, L21D4PE0 and L21D4PC4. Check the label on your old battery before ordering, and send us a photo if you are unsure about your exact model.

Signs the Battery Needs Replacing

• The laptop shuts down soon after unplugging
• Battery time has dropped sharply
• The charge percentage will not rise
• The pack swells or the base lifts

Why Replace It Early

A tired pack leaves a thin laptop tied to a socket, and a swelling one can press on the trackpad or crack the case. Replacing it early keeps the laptop safe and portable.

What You Get

You receive a new L21C4PC4 battery pack with warranty from QASWATEC. Our team can check the fit for you before you buy, so you avoid a wrong order and a second trip to the shop.

Care Tips for Longer Life

• Avoid draining the pack to zero often
• Keep the vents clear of dust
• Do not leave it at 100 percent for days

A cooler pack ages slowly, which slows capacity loss.

Before You Order

Match the part number and your laptop model. Send a photo of the label if you are unsure.

Buy Lenovo L21C4PC4 Battery from QASWATEC

QASWATEC has served laptop users from Elephant Road, Dhaka since 2010. Visit the showroom to collect your battery, or order and we will deliver across Bangladesh.