A1245 MacBook Air Apple Laptop Battery Replacement 13" A1237 A1304 7.4V 37Wh 40Wh
Replacement Battery A1245 for MacBook Air 13" A1237 A1304 | 7.4V 37Wh/40Wh High Capacity
Product Name
Battery A1245 for MacBook Air 13" A1237, A1304 (2008–2009 Models)
Product Parameters
| Specification | Standard Capacity (A+) | High Capacity (A+++) |
|---|---|---|
| Voltage | 7.4V | 7.4V |
| Capacity | 40Wh / 4000mAh | 37Wh / 5000mAh |
| Battery Type | Li-Polymer | Li-Polymer |
| Cycle Life | 1000+ cycles | 1200+ cycles |
| Cells | Grade A+ | Premium A+++ |
| Compatibility | MacBook Air 13" A1237, A1304 | MacBook Air 13" A1237, A1304 |
| OEM Part Number | A1245 | A1245 |
| Warranty | 12 Months | 12 Months |
Selling Points
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Specifically designed for MacBook Air 13" models A1237 and A1304 (2008–2009)
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Standard (A+) 40Wh version for general users and high-capacity (A+++) 5000mAh option for extended usage
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Maintains stable voltage for consistent performance
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Built-in safety protection circuits: overcharge, over-discharge, overheat, and short-circuit prevention
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High-quality polymer cells for longer endurance and reliability
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Direct replacement for OEM battery—no configuration or tools required
Advantages
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Manufactured with premium grade cells for extended battery life
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High discharge efficiency and low power loss during idle
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Environmentally safe and compliant with international certifications
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Longer usage per charge cycle with A+++ version
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Compatible with global MacBook Air models using A1245 battery
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12-month limited warranty with customer-first service
Frequently Asked Questions (FAQ)
Q1: Which models does this A1245 battery fit?
A1: It fits MacBook Air 13-inch models A1237 (Late 2008) and A1304 (Mid 2009). Confirm your Mac model by checking the serial number or original battery label.
Q2: What’s the difference between the 40Wh and 37Wh versions?
A2: The 40Wh A+ version is the standard OEM-equivalent option. The 37Wh high-capacity A+++ version features optimized cell technology with higher mAh (5000mAh) for longer battery life.
Q3: Is this battery difficult to install?
A3: Installation is straightforward and requires minimal tools. If you're unsure, professional installation is recommended.
Q4: How long will this battery last?
A4: With regular use, the A+ battery provides 1000+ cycles and the A+++ offers over 1200 charge cycles.
Q5: Do you offer a warranty or return policy?
A5: Yes, the battery comes with a 12-month warranty and support for replacements due to quality issues.
Get in Touch
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