
Genuine Lenovo L21C4PH0 L21B4PH0 Battery | Premium 75Wh Power for Yoga 9-14IAP7 (82LU) & Yoga 9-14IRP8 (83B1) Series
Compatible with Part Numbers:
- L21C4PH0 SB11D97143 5B11D97141 SB11D97136 5B11D97146
- L21D4PH0 SB11D97144 5B11D97138 SB11D97147 5B11D97140
- L21B4PH0 SB11D97145 5B11D97137 SB11D97139 5B11D97142
Compatible with Laptop models: Press [Ctrl + F] to search for your type
- Replacement for Lenovo IdeaPad Yoga 9-14IAP7 Series - Type 82LU
- Replacement for Lenovo Yoga-9 14IRP8 Series - Type 83B1
Why Choose This Genuine Yoga 9 Series Battery?
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Certified OEM Compatibility: Precision-engineered for Yoga 9-14IAP7 (82LU) and Yoga 9-14IRP8 (83B1)
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High-Capacity 75Wh Design: Advanced Li-Polymer technology for all-day usage
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Intelligent Power Management: Seamless communication with Yoga power systems
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Premium Safety Assurance: Built-in protections ensure safe operation
Product Highlights:
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Extended 75Wh Capacity: Optimized for premium 2-in-1 performance
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Stable 15.52V Output: Consistent power for CPU/GPU-intensive tasks
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4835mAh High-Density Cells: Premium Li-Polymer technology
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Advanced Protection Circuitry: Multi-layer safety features
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Ultra-Slim Design: Maintains Yoga's premium form factor
Technical Specifications:
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Battery Models: L21C4PH0, L21B4PH0, L21D4PH0
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Compatible Parts: SB11D97143, SB11D97136
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Capacity: 75Wh / 4835mAh
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Voltage: 15.52V
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Compatibility: Yoga 9-14IAP7 (82LU), Yoga 9-14IRP8 (83B1)
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Chemistry: Li-Polymer
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Condition: New genuine OEM replacement
This genuine L21 series battery delivers extended runtime for premium 2-in-1 devices, ensuring seamless performance in all usage modes. As an OEM-certified battery for Yoga 9 series, it provides optimal compatibility and reliability for demanding users.
| Battery Capacity | 75Wh 4835mAh |
| Voltage | 15.52V |
| Model No | L21C4PH0 |
| 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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