Fancy Buying Surface Pro replacement battery 45Wh for Surface Pro 5/6 12.3" — Li‑ion, OEM-spec capacity & safety circuits

Fancy Buying's 45Wh G3HTA038H replacement battery restores reliable power to Microsoft Surface Pro 5 (2017) and Surface Pro 6 (2018) tablets, offering a direct-fit Li-ion unit with built-in safety circuits.

If your Surface Pro is losing charge quickly or refuses to hold a reliable charge, this 45Wh Li-ion battery is made as a drop-in replacement for models including Surface Pro 5 (Model 1796) and Surface Pro 6 (Models 1807/1809/1796). It matches OEM voltage and capacity specifications, includes overcharge/overdischarge and temperature protection, and supports up to 500 recharge cycles for long-term everyday use.

Will this battery fit my Surface Pro model?

Yes — the unit is designed to replace the original factory battery in specific Surface Pro 5 and Surface Pro 6 configurations. Check your device model or the OEM part number to confirm compatibility before purchasing.

• Compatible with Surface Pro 5 (2017) Model 1796 and its SKUs (FJU-00001, FKJ/FKG-00001).
• Compatible with Surface Pro 6 (2018) Models 1807, 1809 and 1796 (KJT-00015, KJU-00015).
• Replacement part numbers referenced: G3HTA038H, DYNM02, and related cell configurations.

How does the Fancy Buying battery protect my device?

This replacement includes integrated circuitry to guard against common battery failures. Those safety features reduce the risk of overcharging, overdischarging, short circuits, and overheating under normal use.

• Overcharge and overdischarge circuit protection for safer charging cycles.
• Short-circuit protection and temperature monitoring to limit heat-related issues.
• Manufactured with quality cells and boards to maintain efficient charge/discharge behavior.

What performance can I expect day to day?

The battery provides the rated 45Wh capacity at 7.57V for typical Surface Pro workloads — browsing, streaming, and productivity apps — and is rated for about 500 full recharge cycles. Real-world runtime depends on screen brightness, apps in use, and peripheral connections.

• Rated capacity: 45Wh (7.57V) suitable for the 12.3" Surface Pro line.
• Designed for up to ~500 recharge cycles before significant capacity loss.
• Engineered for low power consumption and stable voltage under load.

What warranty and support come with the battery?

Fancy Buying includes a 30-day full refund policy and a 12-month warranty to address manufacturing faults or compatibility issues. Customer support is available via the seller contact system for troubleshooting and returns.

• 30-day money-back guarantee for refund requests.
• 12-month warranty covering defects and malfunctions under normal use.
• After-sales support with a 24-hour response promise via the product contact link.

Who this is for: This replacement battery is intended for Surface Pro owners who need a cost-effective, OEM-spec Li-ion pack to replace a worn or failing battery in 2017–2018 12.3" Surface Pro tablets. It suits DIY repairers and technicians comfortable opening a Surface device or customers using professional repair services. Verify your model number (e.g., 1796, 1807, 1809) or OEM part code before ordering to ensure a correct fit.