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Dell Venue 11 Pro 7140 HFRC3 Compatible Battery 7.4V 5100mAh

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From $61.99 USD $76.99
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Fits Dell Venue 11 Pro 7140 tablet; replaces OEM part numbers HFRC3, TXJ69, 2H2G4.
7.4V, 5100mAh lithium-polymer cell delivers the original charge capacity for full-day productivity use.
Connector seats flush into the internal battery slot with no adapter needed or physical modification.
Bench testing showed the fuel gauge IC accepted the new BMS on first charge cycle without fault codes.
After installation, run one full discharge to automatic shutoff then charge uninterrupted to 100% to recalibrate the fuel gauge against the new cell.
Delivery time

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

Discount: As a thank you for your patience, enjoy 5% off on your order
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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

7.4V

Amp

5100mAh

Dell Venue 11 Pro 7140 — 7.4V Li-Polymer Replacement Battery (HFRC3)

This 7.4V, 5100mAh (37.74Wh) lithium-polymer battery replaces the original HFRC3 cell in the Dell Venue 11 Pro 7140 tablet. It fits all Venue 11 Pro 7140 variants, including the standard tablet and convertible configurations. The connector, BMS pinout, and physical dimensions match the OEM unit at 248.80 x 79.40 x 5.10mm.

  • Venue 11 Pro 7140 compatibility: All Venue 11 Pro 7140 variants share the same battery bay geometry, voltage rail, and EC communication protocol. OEM part numbers HFRC3, TXJ69, and 2H2G4 all map to this same cell configuration, so the fit is consistent across the model range.
  • Bench tested on actual hardware: We ran this cell through charge and discharge cycles on a Venue 11 Pro 7140 unit. The BMS handshook correctly with the EC on first insertion, charge acceptance was normal from the first cycle, and no fault flags appeared in the battery status register.
  • Fuel gauge recalibration after swap: After fitting this battery, run the tablet down to automatic shutoff under normal use — screen on, Wi-Fi active — then charge uninterrupted to 100% without unplugging. This one full cycle resets the fuel gauge IC against the new cell's actual capacity curve and clears the inaccurate percentage readings that commonly appear after a battery swap.

Why the Venue 11 Pro 7140 shuts down at 15–25% remaining

The Venue 11 Pro 7140 drives a high-resolution display and maintains simultaneous Wi-Fi, Bluetooth, and background Windows processes. Under that combined load, cell voltage drops faster than the fuel gauge IC predicts — especially when the gauge is still calibrated to an old, degraded cell. The EC reads the voltage cliff as a critical low-battery event and triggers an immediate shutdown to protect the cell, even though the reported percentage still shows charge remaining. After fitting this replacement cell, run one full discharge-to-shutoff and uninterrupted recharge cycle. This forces the gauge IC to map its percentage curve against the new cell's actual discharge profile.

Fast charging unavailable after battery replacement on Venue 11 Pro 7140

Some users see the charging indicator revert to standard rate immediately after swapping the battery, even when using the original Dell adapter. The charge IC on a fresh cell starts in a conservative state until it completes one accepted charge cycle and verifies adapter handshake data. Plug in the original Dell 45W or 65W adapter and allow a full charge to 100% without interruption. After that first complete cycle, fast charge negotiation resumes at the normal rate and the slower charging behaviour does not return.

Compatible Models

Venue 11 Pro 7140 Venue 11 Pro 7140 Tablet Venue Pro 7140

Replaces Part Numbers

HFRC3 TXJ69 2H2G4 2H2G4 21CP5/63/105

Technical Specifications

Voltage7.4V
Amp Hours5100mAh
Capacity5100mAh
Rate37.74Wh
Net Weight165g /5.82 oz
Gross Weight425g /14.99 oz
Approximate Weight425g /14.99 oz
Dimension 248.80 x 79.40 x 5.10mm

Product Highlights

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

Frequently Asked Questions

The Venue 11 Pro 7140 shows 40% battery but shuts down instantly — is the new battery faulty?

The battery is not faulty. The fuel gauge IC in the tablet is still calibrated to the old cell's discharge curve, so the percentage it reports no longer matches the actual cell voltage. When load spikes — screen brightness plus Wi-Fi — voltage drops below the EC's cutoff threshold before the displayed percentage reaches zero. Run the tablet to automatic shutoff under normal use, then charge uninterrupted to 100%. That single full cycle recalibrates the gauge against the new cell and stops the premature shutdown.

Battery percentage on my Venue 11 Pro 7140 jumps around — drops from 80% to 55% in minutes after replacement.

This is fuel gauge drift, not a cell fault. The gauge IC stores a learned capacity model built from the old battery's behaviour, and that model no longer matches the new cell's actual charge curve. The reported percentage skips erratically because the IC is interpolating against stale data. Discharge the tablet fully to automatic shutoff with the screen on and Wi-Fi active, then charge to 100% without unplugging. The gauge resets its reference points against the new cell and percentage reporting stabilises after that cycle.

The Venue 11 Pro 7140 feels warm near the bottom edge while charging the new battery — should I be concerned?

Mild warmth at the bottom edge during the first few charge cycles is normal. The charge IC on the new cell runs a conditioning pass during initial cycles, which generates slightly more heat than a fully conditioned cell does. Surface temperature should stay well under 40°C to the touch. If the tablet becomes hot enough to be uncomfortable or the fan runs continuously at idle, stop the charge and check that the adapter output matches Dell's specified 5V/9V/15V/20V USB-PD profile — a mismatched adapter voltage causes the charge IC to dissipate excess power as heat rather than storing it in the cell.

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