TREE.NB A1820 MacBook Pro 15 A1707 11.4V 76Wh Battery

TREE.NB A1820 is a direct replacement 11.4V, 76Wh internal battery designed to restore run-time for MacBook Pro 15" A1707 (Late 2016 / Mid 2017) models.

If your MacBook Pro 15" Touch Bar (model A1707) is losing battery life or shuts down unexpectedly, this TREE.NB A1820 battery matches the original form, voltage and capacity to get your laptop back to reliable operation. The pack uses four high-grade cells with built-in circuitry for overcharge and discharge protection and is manufactured to meet the same dimensional and electrical specifications as the factory unit.

Will this battery physically and electrically fit my MacBook Pro A1707?

Yes — this pack is built to the same size, mounting points and 11.4V electrical specification as the OEM A1820 battery. It is intended specifically for MacBookPro13,3 and MacBookPro14,3 identifiers and supports the Late 2016 and Mid 2017 production runs.

• Voltage: 11.4V and capacity: 76Wh matching the original unit.
• 4-cell configuration sized for the 15" A1707 chassis.
• Compatible EMC numbers: 3072 and 3162.
• Fits laptops labeled MLH32LL/A, MLH42LL/A, MPTR2LL/A, MPTT2LL/A and related part numbers.

How do I confirm compatibility before buying?

Double-checking your MacBook model and the current battery label avoids mistakes. Use the system menu or flip the machine over to verify the model identifier and EMC numbers; these details ensure you order the correct replacement cell pack.

• Open About This Mac to find the model identifier (e.g., MacBookPro13,3).
• Turn the laptop over to read the printed model and EMC number on the case.
• Inspect the original battery label for its model number if accessible.
• If unsure, consult installation guides or a qualified technician before attempting replacement.

What safety and performance features does this replacement include?

This TREE.NB battery uses grade-A cells and factory testing to deliver consistent capacity and safe charging behavior. The pack contains protective electronics to reduce risks from overcharging, overdischarge and short circuits, helping to preserve the laptop’s power management.

• Built-in circuit protection against overcharge and over-discharge.
• Manufacturing tests for quality control and consistent capacity output.
• Designed to support normal fast charging within the MacBook’s charger specifications.
• Packaged as a brand-new unit from the manufacturer with reliability checks performed.

Is installation difficult and what support is available?

Replacing an internal MacBook battery requires careful disassembly and the right tools; it’s more challenging than swapping an external battery. If you lack experience, seek step-by-step video guides or professional installation to avoid damage to internal components.

• Battery replacement requires opening the bottom case and disconnecting internal cables.
• Follow reputable repair videos or hire a technician for safe installation.
• Contact TREE.NB customer support via the seller page for product help and troubleshooting.
• 24/7 email support is available for questions about fitment and product issues.

Who is this for: This TREE.NB A1820 battery is for owners of the MacBook Pro 15" A1707 Touch Bar models (Late 2016 / Mid 2017) who need to restore run-time without replacing the entire laptop. It suits DIYers comfortable with internal repairs as well as users who will enlist a repair shop; customers seeking factory-grade cell performance, built-in safety electronics and clear compatibility with EMC 3072/3162 will find this replacement appropriate. If you are unsure about fit or installation, use the model-check steps above or contact TREE.NB support before purchase.