Why You Need This Battery
If your Microsoft Surface won't hold a charge like it used to, you're not alone. After years of use, batteries naturally degrade draining faster, shutting down unexpectedly at 20%, or forcing you to stay plugged in all day.
This DYNK01 replacement battery solves that problem.
Designed for Your Surface
This battery is a direct fit for:
Microsoft Surface 1st Gen 1769 (2017)
Microsoft Surface Book 1769 / 1782
Microsoft Surface Laptop 13.5" (1769 / 1782)
Models: 2-LQN-00004, KSR-00001, DAG-00003
No modifications. No adapters. Just a simple swap.
Specifications
You Can Trust
Genuine replacement for DYNK01 / G3HTA036H
Voltage: 7.57V
Capacity: 45.2W h / 5970mAh
Cells: 4-Cell Li-ion
Color: Black
Condition: Brand New with Grade A cells
What a Failing Battery Costs You
A worn-out battery doesn't just die faster.
It can also cause:
Performance throttling from your laptop
False percentage readings (says 30%, then shuts off)
Sudden shutdowns during important work
This replacement restores original runtime so you can actually use your Surface portably again.
Safety & Reliability
Every battery includes built-in protection against overcurrent, overvoltage, overheating, and short circuits. We test each unit before shipping to ensure consistent, safe power day after day.
Easy Installation
With basic tools and a little care, you can replace your Surface battery yourself. Fully charge before first use, and you're ready to go.
Before You Order
Please double-check your original battery part number (DYNK01 or G3HTA036H) and your Surface model (1st Gen 1769, Surface Book 1769/1782, or Surface Laptop 13.5" ). This ensures you get the correct fit the first time.