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MacBook Battery A2519 (14" A2442 A2779, 2021) – 11.4V 66.12Wh 5800mAh A+ Grade Replacement Battery
| Place of Origin | China |
| Brand Name | For Macbook |
| Model Number | A2519 |
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Product Parameters:
| Parameter | Details |
|---|---|
| Battery Model | A2519 |
| Compatibility | MacBook Pro 14" A2442 / A2779 (2021) |
| Battery Type | Lithium-Polymer (Li-Po) |
| Voltage | 11.4V |
| Capacity | 66.12Wh / 5800mAh |
| Condition | Brand New |
| Cell Grade | A+ Premium Lithium Cells |
| Cycle Life | 1000+ Charge Cycles |
| Certifications | CE, FCC, RoHS |
| Warranty | 12 Months |
| Price | $210 |
Key Selling Points:
-
✅ Designed for MacBook Pro 14" (A2442 / A2779, 2021)
100% fit with original MacBook design and connector layout. -
✅ High-Capacity Performance – 5800mAh / 66.12Wh
Offers extended battery life for power users and professionals. -
✅ Premium A+ Cells
Stable voltage output and reduced wear even after heavy use. -
✅ OEM-Level Compatibility
Integrates seamlessly with macOS battery management system. -
✅ Certified Safety
CE, FCC, and RoHS compliant with smart IC protection. -
✅ Eco-Conscious Build
Low environmental impact and high energy efficiency. -
✅ 12-Month Warranty + Support
Trusted service and warranty for full peace of mind.
Product Advantages:
-
Full Compatibility Without Errors:
No "Service Battery" warnings or macOS compatibility issues. -
Long Cycle Life:
Delivers over 1000 charge cycles—twice as long as cheap alternatives. -
Advanced Power Management Chip:
Ensures consistent charging and discharging behavior. -
Quiet, Cool, and Efficient:
Designed to minimize heat and power waste. -
Ideal for Everyday and Professional Use:
Supports video editing, multitasking, development, and more.
Frequently Asked Questions (FAQ):
Q1: Which MacBook models are compatible with this A2519 battery?
A: This battery is compatible with MacBook Pro 14-inch models A2442 and A2779 released in 2021.
Q2: Will this battery show up properly in macOS?
A: Yes, it integrates seamlessly with macOS Battery Health Management and system diagnostics.
Q3: What tools or skills are needed for installation?
A: Intermediate skills are required. We recommend professional installation or using detailed online guides with proper tools.
Q4: How do I confirm my MacBook model number?
A: Click the Apple logo > “About This Mac” > check for the model identifier (e.g., A2442 or A2779).
Q5: How long can I expect the battery to last per charge?
A: With 5800mAh capacity, it can last 8–10+ hours under normal usage, depending on workload and settings.
Q6: Do you offer bulk orders or reseller pricing?
A: Yes, contact our support team for wholesale discounts and reseller partnerships.
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