Description

Trusmi Replacement Battery for Samsung Galaxy S21 Ultra 5G (SM-G998)

High-Capacity Li-ion Battery | Super Fast Charging Support | Extended Life Performance

✅ Product Overview

Breathe new life into your Samsung Galaxy S21 Ultra 5G with the Trusmi High-Capacity Replacement Battery—a perfect solution for users experiencing rapid battery drain, swelling, or shutdowns. Built to OEM specifications, this battery delivers reliable performance, fast charging support, and long-lasting power—ideal for heavy users, professionals, and mobile gamers.

🔧 Key Features

🔋 5000 mAh True Capacity

Engineered with A+ grade lithium-ion cells, the Trusmi battery matches the original 5000 mAh capacity, offering full-day power for browsing, photography, video playback, and multitasking—even on 5G.

⚡ Supports Super Fast Charging (25W & USB PD)

Fully compatible with Samsung's Super Fast Charging (25W) and USB Power Delivery protocols. Get from 0% to 50% in about 30 minutes when using a supported charger.

🧩 OEM-Grade Fit and Compatibility

Custom-designed for the Samsung Galaxy S21 Ultra 5G models, this battery (model: EB-BG998ABY) fits perfectly without modifying your device. It’s a 1:1 replacement for the original battery.

🛡️ Advanced Safety IC Chipset

Built-in protection against overcharging, overheating, short circuits, and over-discharging—ensuring both user safety and device integrity.

🛠️ DIY Installation Friendly (Optional Tool Kit)

Optionally available with a precision tool kit and adhesive. Ideal for experienced users who want to perform the battery replacement at home. Step-by-step video guides available on request.

📱 Compatibility

• Samsung Galaxy S21 Ultra 5G

  • Model Numbers: SM-G998B, SM-G998U, SM-G998N, SM-G9980

• Battery Model: EB-BG998ABY

⚠️ Not compatible with S21/S21+ or other Galaxy models. Please confirm your model number before purchase.

🛡️ Warranty & Support

• ✔️ 6 to 12-Month Warranty (Subject to seller policy)

• 📞 Dedicated customer support for installation and troubleshooting

• 💼 Secure and protective packaging for safe delivery

💡 Why Choose Trusmi?

• ✅ True 5000 mAh capacity for all-day use

• ⚡ Super Fast Charging support (USB PD / PPS)

• 🧩 Seamless OEM-grade fit

• 🛡️ Multi-layered safety features

• 🛠️ Optional tool kit and adhesive available

• 💰 Cost-effective alternative to phone replacement

Specifications

• Weight: 200gr
• Usage: Indoor & outdoor

Pros and cons

• Sustainably produced
• Ideal for everyday use
• May discolor in direct sunlight