Shark XB2950 Replacement Battery 7.2V 2000mAh Ni-MH
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Shark XB2950 Replacement Battery 7.2V 2000mAh Ni-MH - is backordered and will ship as soon as it is back in stock.
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Battery Care Tips
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
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
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🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
Shark XB2950 Replacement Battery 7.2V 2000mAh Ni-MH - is backordered and will ship as soon as it is back in stock.
Voltage
7.2V
Amp
2000mAh
Shark V2945 / V2950 Series — 7.2V Ni-MH Replacement Battery (XB2950)
This is a 7.2V, 2000mAh Ni-MH replacement battery for Shark cordless stick and handheld vacuums. It fits the V2945, V2945Z, V2950, and V2950A models. The OEM part number is XB2950.
- V2945 and V2950 platform compatibility: These models share the same 7.2V Ni-MH battery architecture, connector layout, and BMS communication protocol. Swapping the XB2950 between them works because the voltage rail and cell format are identical across that generation.
- Bench tested on actual hardware: We cycled this battery through charge and discharge on V2950-series hardware. The BMS accepted the cell pack without fault codes, held voltage through the full discharge curve, and cut off cleanly at the low-voltage threshold without triggering a hard fault.
- Dock charging practice for Ni-MH cells: Do not leave this vacuum sitting on the charging dock between uses. Ni-MH cells degrade faster under continuous trickle charge than they do from normal cycle use. Charge to full, then remove from the dock until the next use.
Suction dropping before the battery indicator reaches low
This happens when the motor draws more current than the cell pack can deliver at a stable voltage — the pack voltage sags under load before the indicator logic registers a low-battery condition. On Ni-MH cells, this gets worse as the pack ages because internal resistance rises with cycle count. A partially blocked filter makes it worse by forcing the motor to work harder. Clear the filter first, then check whether the pack holds above 6.5V under load using a multimeter at the battery terminals.
Motor cutting out and then recovering mid-clean
This is a BMS overcurrent trip, not a dead battery. When sustained suction restriction — from a clogged filter, blocked nozzle, or heavy carpet — forces the motor to pull current above the BMS threshold, the BMS disconnects the cell pack momentarily to protect the cells. Power returns once current demand drops. Clean the filter thoroughly and check the nozzle for blockage. If the motor still cuts out on a clean machine, the cell pack's capacity has degraded enough that its internal resistance is driving the overcurrent condition — replacing the pack resolves it.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Shark
- Manufacturer: CS
- Series: Standard
- Color: Green
- Product Type: Ni-MH
- Battery Type: Ni-MH
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
Why does my Shark V2945 lose suction even though the battery indicator still shows charge remaining?
The indicator reads cell voltage at rest, not under load. As Ni-MH cells age, internal resistance rises — voltage sags when the motor pulls current, dropping suction before the indicator catches up. Check whether the filter is blocked first, since a restricted airflow forces the motor to draw more than rated. If the filter is clean and the problem persists, measure battery voltage at the terminals during operation — anything below 6.5V under load means the pack needs replacing.
My Shark V2950 motor keeps cutting out for a few seconds then comes back — what's causing it?
The BMS is tripping on an overcurrent condition and resetting once current demand drops. This usually happens when the nozzle or filter is restricted, forcing the motor to pull above the BMS cutoff threshold. Remove and clean the filter, then check the nozzle and brush roll for blockage. If the cutouts continue on a fully clean machine, the pack's internal resistance has risen high enough that normal motor load is now triggering the trip — a fresh XB2950 pack will fix it.
The new XB2950 battery isn't holding as much charge after only a few weeks — did I get a faulty cell?
Most early capacity fade on Ni-MH vacuum packs comes from continuous dock charging, not a faulty cell. Leaving the vacuum on the dock permanently keeps the cells in a low-level trickle charge state that accelerates degradation faster than normal cycle use. Remove the vacuum from the dock once it reaches a full charge and only return it when the battery is depleted. Follow that pattern for a few full cycles and capacity should stabilise.
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