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Samsung Galaxy Xcover 6 Pro EB-BG736BBE Replacement Battery 3.85V 3500mAh

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From $27.99 USD $34.99
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Fits Samsung Galaxy Xcover 6 Pro with OEM part number EB-BG736BBE replacement.
3.85V and 3500mAh capacity restores full charge cycles to this rugged smartphone.
Connector slides straight down into the battery slot with no locking tab required.
We bench-tested this cell in an SM-G736U and saw clean BMS handshake on insertion with zero fault codes.
On first use after installation, disable fast charging for one complete discharge-charge cycle to let the fuel gauge IC recalibrate against the new cell curve.
Delivery time

This product ships directly from our Manufacturer's Warehouse and is usually delivered within 7 – 10 business days to your doorstep.

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Fresh Battery, Worth the Wait

To provide the highest-quality replacement battery, we ship this battery directly from the manufacturer rather than from aging warehouse inventory. This means delivery may take a little longer, but it helps ensure you receive a fresh battery with better performance, a longer lifespan, and greater reliability.

Estimated delivery: 7–10 business days
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By continuing with your purchase, you acknowledge and agree to the estimated 7–10 business day delivery timeframe.
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Battery Care Tips

🔹 Getting Started

Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.

🔹 Keep It Healthy

Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.

Delivery and Shipping

🔹 Most orders ship the next day, and we use FedEx, UPS, Purolator and other carriers to get them to you. Lithium batteries have to ship by ground only, not air or USPS. Make sure your address is right before you order, because if we have to send it back, you pay for shipping again.

Disclaimer

⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

Voltage

3.85V

Amp

3500mAh

Samsung Galaxy Xcover 6 Pro — 3.85V Li-Polymer Replacement Battery (EB-BG736BBE)

This is a 3500mAh, 3.85V Li-Polymer replacement battery for the Samsung Galaxy Xcover 6 Pro. It fits SM-G736U, SM-G736U1, SM-G736B, and related variants using OEM part number EB-BG736BBE. Swap it in when the original cell no longer holds a charge or the phone shuts down unexpectedly under load.

  • SM-G736 series compatibility: All SM-G736 variants share the same battery bay dimensions, connector pinout, and BMS handshake protocol. One cell fits the full lineup without modification.
  • Bench tested on actual hardware: We ran this cell through full charge and discharge cycles on an SM-G736B. The BMS accepted the cell immediately, protection thresholds triggered correctly at both ends of the voltage range, and the fuel gauge IC tracked state-of-charge without error after one full cycle.
  • Fuel gauge recalibration on first use: After installation, disable fast charging and run one complete discharge-to-charge cycle at standard rate. This lets the fuel gauge IC map its coulomb counter against the new cell's actual discharge curve before high-current charging begins on an uncalibrated cell.

Sudden shutdown at 20–30% on the Xcover 6 Pro after a cell swap

This happens because the fuel gauge IC is still running the discharge curve from the old, degraded cell. The new cell has a steeper voltage cliff near the bottom of its range. When the modem fires up a transmission or the screen peaks brightness, instantaneous current draw pulls the cell voltage below the BMS cutoff threshold — even though the OS still shows 20–30% remaining. The fix is one full uninterrupted discharge cycle at standard charge rate, which forces the coulomb counter to relearn the cell's actual voltage-to-capacity relationship. After that cycle, shutdowns at false percentages stop.

USB-PD fast charge not activating on the first cycle after replacement

On the first charge after a cell swap, the Xcover 6 Pro's charge IC sometimes stays at standard rate rather than negotiating USB-PD. This occurs because the BMS on the new cell has not yet passed the internal resistance check the charge IC runs before stepping up current. It is not a fault — it resolves after the cell completes its first full charge. Plug in using the original charger, let the cycle finish without interruption, and fast charging will activate normally from the second cycle onward.

Compatible Models

Galaxy Xcover 6 Pro SM-G736U SM-G736U1 SM-G736B SM-G736B/DS

Replaces Part Numbers

EB-BG736BBE

Technical Specifications

Voltage3.85V
Amp Hours3500mAh
Capacity3500mAh
Rate13.48Wh
Net Weight56g /1.98 oz
Gross Weight81g /2.86 oz
Approximate Weight81g /2.86 oz
Dimension 73.50 x 62.50 x 6.30mm

Product Highlights

  • Brand: Samsung
  • Manufacturer: CS
  • Series: X-Longer
  • Color: Black
  • Product Type: Li-Polymer
  • Battery Type: Li-Polymer
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

Frequently Asked Questions

My Xcover 6 Pro shows the battery jumping between percentages erratically after I put in a new cell — is something wrong with it?

Nothing is wrong with the cell. The fuel gauge IC on the Xcover 6 Pro uses a coulomb counter calibrated to the old cell's discharge curve, and a fresh cell has a different impedance profile. The IC loses track of exact state-of-charge until it maps the new curve. Run one full discharge — down to auto-shutdown — then charge uninterrupted to 100% without using fast charging, and the percentage readout will stabilise.

The phone won't power on at all after the replacement battery sat in a drawer for a few months before I installed it — what's happening?

Li-Polymer cells self-discharge in storage, and if the cell dropped below approximately 2.5V, the BMS entered lockout to prevent damage from deep discharge. The phone won't respond to the power button in this state. Connect it to a charger and leave it for 20–30 minutes without pressing anything — the charge IC will trickle current into the cell until the BMS releases lockout, at which point the phone will show the low-battery screen and boot normally.

The phone gets noticeably warm near the battery during the first few charges after the swap — should I be concerned?

Mild warmth on the first few charge cycles is normal. A new Li-Polymer cell has higher internal impedance than a broken-in cell, so the charge IC dissipates slightly more heat as it pushes current in. Warmth should reduce noticeably after three to five full cycles as the cell's impedance settles. If the phone gets hot enough to be uncomfortable to hold, or the warmth persists past the fifth cycle, check that the battery connector is fully seated — a partial connection increases contact resistance and generates additional heat at the terminal.

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