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Hasee K670E Replacement Battery 14.8V 5200mAh

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From $94.99 USD $116.99
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Fits Hasee K670E and K670E-i7 D1 laptops; replaces OEM battery CS-CLP170NB.
14.8V, 5200mAh (76.96Wh) lithium-ion delivers full system power for CPU and display loads.
Connector slides into the K670E battery bay with a locking tab at the base.
We bench-tested this cell on a K670E test unit — BMS accepted handshake cleanly, voltage held steady under sustained load.
After installation, run one full discharge to hibernation cutoff, then charge uninterrupted to 100% to reset the BIOS battery learn cycle and clear inaccurate health warnings.
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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.

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⚠️ 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

14.8V

Amp

5200mAh

Hasee K670E Series — 14.8V Li-ion Replacement Battery

This is a 14.8V, 5200mAh (76.96Wh) Li-ion replacement battery for the Hasee K670E and K670E-i7 D1 laptops. It slots into the original battery bay and restores cordless operation when the factory cell has degraded or failed. Voltage and connector match the original hardware specification.

  • K670E and K670E-i7 D1 compatibility: Both variants share the same 14.8V battery rail, physical connector, and BMS handshake protocol — this cell communicates correctly with the charge controller on either board.
  • Bench tested on actual hardware: We cycled this battery through charge and discharge on a K670E unit. The BMS accepted the cell without fault codes, and the charge controller reached full capacity without triggering a protection cutoff.
  • First-cycle calibration on the K670E: After installing, run one full discharge down to hibernate-cutoff, then charge uninterrupted to 100%. This resets the BIOS battery learn cycle and clears the inaccurate health warning that appears after swapping cells on this platform.

BIOS reporting poor battery health after fitting a new cell on the K670E

The K670E BIOS reads health data stored in the battery's EEPROM. When a new cell arrives, that EEPROM data does not match the usage history the BIOS expects, so it flags the battery as degraded. This is not a fault with the replacement cell — it is a calibration state. One full discharge-to-hibernate followed by an uninterrupted charge to 100% writes new baseline data and clears the warning on most units.

Laptop shuts down at 20–30% shown on the K670E fuel gauge

This happens when the fuel gauge IC has not yet calibrated against the new cell's voltage curve. The gauge shows 25% remaining, but the cell voltage has already dropped to the cutoff threshold under combined CPU and display load — the laptop shuts off to protect the hardware. The fix is two or three full charge-discharge cycles, which allows the fuel gauge IC to map the new cell's actual voltage cliff. After calibration, the percentage reading at shutdown drops to 5% or lower.

Compatible Models

K670E K670E-i7 D1

Technical Specifications

Voltage14.8V
Amp Hours5200mAh
Capacity5200mAh
Rate76.96Wh
Net Weight423g /14.92 oz
Gross Weight573g /20.21 oz
Approximate Weight573g /20.21 oz
Dimension 141.82 x 102.86 x 21.00mm

Product Highlights

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

Frequently Asked Questions

Why does my Hasee K670E show battery health as "poor" or "replace now" straight out of the box with the new battery?

The K670E BIOS reads health metrics from the battery's EEPROM, and a freshly installed cell carries no learned cycle history — so the BIOS interprets it as a worn unit. This is a calibration gap, not a defect. Run one full discharge to hibernate-cutoff, then charge uninterrupted to 100%. That single learn cycle rewrites the BIOS baseline and clears the warning on most K670E units.

My K670E fuel gauge reads about 25% but the laptop cuts out completely — why is the percentage so wrong?

The fuel gauge IC calibrates against the voltage curve of the battery it has learned over multiple cycles. With a new cell installed, the IC is still using the old curve, so it reports 25% while the actual cell voltage has already hit the hardware cutoff under full CPU and display load. Two to three complete charge-discharge cycles give the IC enough data to remap the curve accurately. After that, shutdown under normal load should not occur above 5% indicated.

The K670E system information shows a different Wh rating than the 76.96Wh listed — is the battery underspec?

The Wh figure displayed in Windows Device Manager or HWiNFO is pulled from the EEPROM value embedded in the battery firmware, which may reflect the OEM cell's rated chemistry rather than the actual measured capacity of the replacement. The physical cell in this battery is rated at 76.96Wh — that is the value from the product specification. To verify real-world capacity, use a tool like BatteryInfoView after completing two full calibration cycles and compare the Full Charge Capacity figure against the 76.96Wh rating.

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