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Packard Bell Easy Note MIT-NYN0Z Replacement Battery 11.1V

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From $86.99 USD $106.99
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Fits Packard Bell Easy Note MIT-NYN0Z and replaces OEM part numbers 442677000001, 442682800002, BP-8089, BP-8389, and BP-8889.
Delivers 11.1V at 6600mAh capacity, matching the original pack's 73.26Wh output for full runtime between charges.
Uses standard connector with mechanical locking tab; seats flush into the battery bay without modification or adapter.
We bench-tested this cell in the MIT-NYN0Z platform; the BMS accepted handshake on first insertion with no fault codes.
After installation, discharge fully to sleep mode then charge uninterrupted to 100% — this resets the BIOS battery learn cycle and clears false health warnings.
Delivery time

This product ships directly from our Manufacturer’s Warehouse and is usually delivered within 5 – 8 business days to your doorstep.

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

11.1V

Amp

6600mAh

Packard Bell Easy Note MIT-NYN0Z Series — 11.1V Li-ion Replacement Battery (442677000001)

This 11.1V, 6600mAh Li-ion battery fits the Packard Bell Easy Note MIT-NYN0Z and closely related MIT-LYN series notebooks. It slots into the standard battery bay and connects to the same 9-pin BMS contact rail used across the MIT platform. At 73.26Wh, capacity matches OEM spec for this chassis generation.

  • MIT-NYN0Z and MIT-LYN platform fit: The NYN0Z, LYN01, LYN02, and LYN08 variants all use the same battery bay dimensions, connector pinout, and BMS communication protocol. Packard Bell standardised the 11.1V three-cell-series architecture across this chassis run, so one cell pack services all of them without any adapter.
  • Bench tested on actual hardware: We ran charge-discharge cycles against the BMS handshake on the MIT platform. The protection circuit triggered at the correct low-voltage cutoff, and the thermal sensor reported accurately to the system throughout the full cycle. No BMS rejection on the bench units we tested.
  • Post-install calibration on the MIT-LYN chassis: After fitting this cell, run the laptop down to hibernate-cutoff under normal load — screen on, a browser open — then charge uninterrupted to 100%. This forces the BIOS battery learn cycle to reset against the new cell and clears the false "poor health" flag that appears after every cell swap on this platform.

Why the Easy Note MIT-NYN0Z shuts down at 20–30% remaining after a battery swap

The MIT-NYN0Z runs a combined CPU and display load that pulls around 25–30W at peak. When a new cell hasn't been calibrated, the BIOS fuel gauge still maps voltage curves from the old degraded cell. The new cell hits a voltage cliff under full draw at the point the old battery would have been empty — so the system shuts off even though usable charge remains. Run two full discharge-to-hibernate cycles after fitting this battery and the gauge will re-anchor to the correct voltage curve.

BIOS reporting 0% or "unknown battery" immediately after fitting the new cell

This happens when the EEPROM data broadcast by the new cell differs from the identifier string the BIOS cached from the old pack. The Easy Note MIT platform reads battery EEPROM on every boot and flags a mismatch as an unknown device. It is a firmware recognition delay, not a fault with the cell. Power through two full charge cycles — most MIT-series BIOS versions update the cached identifier after the second completed charge and the warning clears on its own.

Compatible Models

Easy Note MIT-NYN0Z Easy Note MIT-LYN01 Easy Note MIT-LYN02 Easy Note MIT-LYN08 Easy Note MIT-CAI0 Easy Note MIT-CAI02 Easy Note E1 E1245 Easy Note E1260 Easy Note E1280 Easy Note E1510 Easy Note E2 Easy Note E2311 Easy Note E2363 Easy Note E3 Easy Note E3204 Easy Note E3208 Easy Note E3215 Easy Note E3220 Easy Note E3225 Easy Note E3227 Easy Note E3228 Easy Note E3240 Easy Note E3242 Easy Note E3244 Easy Note E3245 Easy Note E3246 Easy Note E3248 Easy Note E3250 Easy Note E3255 Easy Note E3256 Easy Note E3258 Easy Note E3265 Easy Note E3266 Easy Note E4 Easy Note E4710 Easy Note E5 Easy Note E5138 Easy Note E5140 Easy Note E5141 Easy Note E5142 Easy Note E5145 Easy Note E5146 Easy Note E5147 Easy Note E5151 Easy Note E5151LE Easy Note E5155SE Easy Note E5285 Easy Note E5412 Easy Note E6 Easy Note E6310 Easy Note E6307 Easy Note E6300 Easy Note E6037 Easy Note E6000 Easy Note E6290 EasyNote SW35 EasyNote SW45 EasyNote SW61 EasyNote SW85 EasyNote SW86 EasyNote W3334 EasyNote W3900 EasyNote W3910

Replaces Part Numbers

442677000001 442677000003 442677000004 442677000005 442677000007 442677000010 442677000013 442682800002 442682800004 442682800008 442682800014 442682800015 442682800018 442682800030 442682840004 442683000001 6903120000 7001820000 7009510000 7018840000 7038840000 40006825 3CGR18650A3-MSL BT.T3004.001 BT.T3007.003 BP-8089 BP-8089P BP-8089X BP-8089X(P) BP-8389 BP-8889 BP-LYN 4000 L6P-CG0511 BP8089 BP8089P BP8089X BP8089X(P) BP8389 BP8889 442682800001 442682800027 7018440000 441687400001 BP-Dragon(P) BP-LYN BP-CAL

Technical Specifications

Voltage11.1V
Amp Hours6600mAh
Capacity6600mAh
Rate73.26Wh
Net Weight452g /15.94 oz
Gross Weight602g /21.23 oz
Approximate Weight602g /21.23 oz
Dimension 204.72 x 69.55 x 20.84mm

Product Highlights

  • Brand: Packard Bell
  • 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

The Easy Note MIT-NYN0Z fuel gauge is jumping from 60% to 10% with no warning — is the new battery faulty?

The fuel gauge IC on this platform calibrates against the old cell's charge curve stored in BIOS. After a cell swap, the IC has no accurate reference point, so state-of-charge readings are unreliable for the first two or three cycles. Run two complete discharge-to-hibernate cycles followed by uninterrupted charges to 100%. After the second cycle the gauge IC re-maps against the new cell's actual voltage curve and the erratic jumps stop.

Windows Device Manager is showing the wrong Wh rating for the new battery — it says 48Wh but the cell is rated 73.26Wh.

The Wh figure Windows reports pulls from EEPROM data embedded in the battery's protection circuit, which stores the rated value from the cell chemistry at manufacture. The operating system does not measure actual Wh — it reads the static EEPROM register. A mismatch between the displayed figure and the rated spec on the label is an EEPROM reporting difference, not a capacity shortfall. Check the actual sustained charge by running a full cycle; if the laptop holds charge under load as expected, the cell is functioning correctly.

The replacement battery is stuck at 80% and stops charging — the MIT-NYN0Z won't push it to 100%.

Some Packard Bell BIOS versions on the MIT-LYN and MIT-NYN chassis include a charge threshold setting that caps charging at 80% to reduce cell stress during mains-connected use. Check the BIOS power management menu on boot — look for a "battery care" or "charge limit" option and set it to 100%. If no such option appears, update the BIOS to the latest version from Packard Bell's support page, as earlier firmware revisions on this platform have a bug where the 80% cap activates after a battery replacement event.

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