Brand: Acer
Factory Part Number (P/N): 3820T
Compatible Models: 3820 3820T 3820TG 4820 4820G 4820T 48
Label Capacity: y
11.1V-58Wh-5200mAh
Cell Configuration: 2 6 cells
Real Capacity: 5200mAh
Get premium-quality replacement batteries for your device. Guaranteed safety, power, and performance!
Price Start From 1500 ৳
We Repair Original Laptop Batteries – New Batteries Also Available!
The 3820T is compatible with 3820 3820T 3820TG 4820 4820G 4820T 48. We offer top-tier laptop batteries built for reliability and endurance.

High-Performance Laptop Battery Replacement – Reliable Power for Your Device
Looking for a durable and reliable replacement battery for your laptop? Our premium-quality laptop batteries are designed to deliver long-lasting performance, extended battery life, and full compatibility with your device. Whether you’re replacing an old battery or upgrading for better performance, this battery ensures seamless integration and powerful results.
Brand: Acer
Factory Part Number (P/N): 3820T
Compatible Models: 3820 3820T 3820TG 4820 4820G 4820T 48
Label Capacity: y
11.1V-58Wh-5200mAh
Cell Configuration: 2 6 cells
Real Capacity: 5200mAh
Get premium-quality replacement batteries for your device. Guaranteed safety, power, and performance!
Built with top-grade cells and strict quality control, this battery guarantees safety, stability, and power when you need it most. Ideal for professionals, students, and anyone on the go.
🔋 Why Choose Our Batteries?
- 100% compatible with OEM standards
- Overcharge and short-circuit protection
- Certified for safety and efficiency
- Backed by warranty and customer support
Replace your battery with confidence and restore your laptop’s original performance.