
Premium-Grade 5000mAh Battery for Samsung Galaxy S23 Ultra 5G
Is your Samsung Galaxy S23 Ultra 5G (S918 model) not lasting as long as it used to on a single charge? This is a common issue as smartphone batteries naturally degrade over time. Our New OEM Original EB-BS918ABY Battery is the real Samsung replacement part made specifically for your Galaxy S23 Ultra. With its substantial 5000mAh capacity, this authentic battery is designed to deliver the same long-lasting power your phone had when it was new. As an original Samsung component, it's engineered to work perfectly with your phone's charging system and fit exactly right. While the S23 Ultra has a sealed, waterproof design that makes battery replacement more complex (best handled by professionals), once this genuine battery is properly installed, you'll enjoy significantly improved battery life throughout your day.

Precision Power for Your Premium Device
Experience seamless restoration with a battery designed as the exact fit for Samsung Galaxy S23 Ultra 5G model S918. This isn't an approximation—it's engineered to match the dimensions, connectors, and electrical specifications of Samsung's original component, ensuring perfect system integration and reliable performance.
Restore True Flagship Performance
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Full 5000mAh Capacity: Regain the long-lasting battery life for Samsung S23 Ultra 5G power users that made this device legendary. Perfect for content creators, mobile professionals, and heavy users who demand dependable all-day power.
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Optimized Power Management: Advanced circuitry delivers stable voltage for peak performance during intensive tasks like 4K video recording with Samsung S23 Ultra or extended gaming sessions, preventing unexpected throttling or shutdowns.
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Fast Charging Ready: Fully compatible with Samsung's Super Fast Charging and Wireless PowerShare features when properly installed, restoring complete charging functionality to your device.

Engineered for Safety and Reliability
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Multi-Protection Architecture: Built with safeguards against overcharging, overheating, and short circuits—essential protection for your valuable device.
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Premium Cell Construction: Utilizes high-density lithium-ion technology for consistent performance throughout the battery's lifespan.
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Accurate Power Reporting: Communicates properly with your phone's system for reliable battery percentage readings and health monitoring.

Product Specification:
Part Number (PN)

Compatibility device model number:
The Intelligent Alternative to Phone Replacement
Why spend over $1,000 on a new phone when a quality battery replacement for Samsung S23 Ultra S918 can restore your device's endurance for a fraction of the cost? This solution offers:
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Substantial Cost Savings compared to upgrading your entire device
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Preservation of Your Setup—no need to transfer data or reconfigure preferences
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Extended Device Lifespan for continued enjoyment of your premium camera system and display
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Sustainable Choice that reduces electronic waste

Professional Installation Recommended
To ensure optimal performance and maintain your device's water resistance, we recommend professional installation by a certified technician. This guarantees:
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Proper calibration and testing
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Preservation of device integrity
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Safe handling of components
Don't let a tired battery shorten the life of your premium device. Restore the legendary endurance of your Galaxy S23 Ultra with our precision-engineered replacement battery.

Experience full-day power again—order your premium S23 Ultra battery today!
| Battery Capacity | 5000mAh/19.4Wh |
| Voltage | 3.88V |
| Model No | EB-BS918ABY |
| Warranty | 12 Months |
🔋 Lithium-Ion Battery Conditioning
For optimal electrochemical performance, new lithium-ion batteries should undergo 2–3 complete charge and discharge cycles before reaching full capacity.
This stabilization phase allows the internal cell chemistry to achieve balanced ion distribution, ensuring maximum runtime, stable voltage output, and extended cycle life.
After this initial conditioning period, no further full discharge cycles are required.
🛡 Premium Warranty Protection
- 12-Month Limited Manufacturer Warranty
- Up to 30-Day Return Guarantee (Policy Based)
- Replacement for defective or misrepresented items
- Dedicated customer service response within 24 hours
🚚 Professional Shipping Standards
- Orders placed Monday–Friday are processed within 1–2 business days. Orders placed on weekends are processed the following Monday.
- Tracking information appears in your order within 1–2 business days after dispatch.
- Transit time varies by region and logistics carrier
- Please verify your shipping address before order confirmation
- Address changes are not possible once shipment is dispatched
📌 Product-Specific Notice
📩 Customer Care Commitment
We are committed to delivering professional-grade battery solutions and responsive after-sales service. If you experience any issues, please contact our support team before leaving feedback.
✓ Safety & Quality Assurance
- Built-in protection against overcharging, overheating, and short circuits.
- Shipped in compliance with IATA regulations for lithium batteries.
- Compatible with OEM chargers. No firmware modification required.
Questions about compatibility? Contact us with your device model number before ordering.
Cao Chuanping
Power Systems Consultant · 8+ years in replacement battery sourcing & evaluation · View profile →
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