Fancy Buying Replacement Battery for Microsoft Surface Pro 4 (12.3") — G3HTA027H/DYNR01 7.5V 38.2Wh, Long-Life Protection

If your Surface Pro 4 no longer holds a usable charge or shuts down unexpectedly, swapping its worn cell for a new, properly matched battery can bring the device back to practical daily use. This Fancy Buying battery is built as a direct replacement for models marked DYNR01, G3HTA027H, and G3HTA026H, and is designed specifically for the 12.3-inch Surface Pro 4 (model 1724). The pack includes protective circuitry and is rated for many recharge cycles, making it a reliable repair option when the original battery shows age-related decline.

How do I confirm this battery fits my Surface model?

Not all Surface batteries are interchangeable, so double-checking your device model and part number prevents ordering the wrong pack. Look for the model number on the back or inside system settings, and compare it with the supported identifiers listed for this replacement.

• Compatible models: Microsoft Surface Pro 4 (1724) 12.3-inch series
• Compatible part numbers: DYNR01, G3HTA027H, G3HTA026H
• Not compatible with: Surface Go 1824, Surface Laptop 1769, Pro 3 (1631), Pro 5 (1796), Surface Book 1832
• Tip: Use system info or the device label to confirm model before purchase

What are the technical specs and safety features?

This replacement uses a two-cell lithium-ion chemistry engineered for stable output and long service life. The pack includes built-in protection circuits to reduce risks from overcharge, overdischarge, short-circuit and excess temperature, and it meets expected OEM-style performance for everyday use.

• Voltage: 7.5V; Capacity: 38.2Wh (5087mAh)
• Cell count: 2-cell Li-ion configuration
• Protection: overcurrent, overcharge, overdischarge, temperature control, and short-circuit safeguards
• Durability: rated for up to ~500 recharge cycles under normal use

How easy is installation and what should I expect?

Installation requires careful disassembly of the Surface Pro 4 and attention to cables and connectors; if you're comfortable with small electronics repairs you can replace the battery at home, otherwise consider a professional technician. Once installed, the device should report the new battery and show restored runtime compared with the worn original.

• Requires opening the tablet and disconnecting the original battery connector
• Follow anti-static precautions and use appropriate tools for spudging and screws
• After install, charge fully and check battery status in system settings
• If unsure, seek repair service to avoid damage to screen or internal components

Who is this for? This Fancy Buying replacement battery is intended for owners of the Microsoft Surface Pro 4 (1724) who need to replace an aged or failing battery without replacing the entire device. It suits DIY repairers comfortable with tablet disassembly, IT technicians servicing multiple devices, and anyone who wants to extend the usable life of a Surface Pro 4 economically. Keep in mind the battery is model-specific—confirm your Surface model and part number before ordering to ensure compatibility.