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Vileda M-H498 Cordless Vacuum Replacement Battery 14.4V 3000mAh

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From $78.99 USD $97.99
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Fits Vileda M-H498 cordless vacuum; replaces OEM part 91706363.
14.4V, 3000mAh Ni-MH chemistry sustains motor draw through full cleaning cycles on this handheld unit.
Connector slides into the battery slot with orientation tab; locking catch engages automatically on seating.
Bench testing showed stable voltage delivery under sustained motor load with no BMS cutout on blockage simulation.
Do not leave this vacuum on the charging dock continuously — Ni-MH packs on trickle charge degrade capacity within weeks; charge to full and remove dock immediately.
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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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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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.

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

Voltage

14.4V

Amp

3000mAh

Vileda M-H498 — 14.4V Ni-MH Replacement Battery (91706363)

This is a 14.4V, 3000mAh Ni-MH replacement battery for the Vileda M-H498 cordless handheld vacuum. It fits using OEM part number 91706363. Order this when the original pack no longer holds charge or the vacuum loses suction well before the battery indicator drops.

  • M-H498 platform fit: The M-H498 runs a 14.4V Ni-MH architecture with a specific cell count and connector orientation. This replacement matches that cell configuration, so the charger and BMS communicate the same way they did with the factory pack.
  • Bench tested on actual hardware: We cycled this pack through the M-H498's motor load profile. The BMS held steady across standard floor and upholstery suction modes, with no overcurrent trips on clean filters.
  • Dock charging habit on the M-H498: The M-H498 charger does not automatically cut off once the pack is full. Leaving the vacuum on the dock continuously applies a trickle current that degrades Ni-MH cells faster than regular charge cycles. Charge to full, then remove it from the dock.

Suction dropping before the battery indicator shows low

Ni-MH cells under load show a voltage sag that the indicator circuit does not always register as low battery. When the motor draws higher current — through a partially blocked filter or a dense carpet pass — cell voltage dips enough to reduce motor speed and suction, even while the indicator still reads mid-range. This is not a faulty battery reading; it is real voltage drop under load. Clean or replace the filter first, then retest. If suction recovers, the filter was the cause, not the pack.

Motor cutting out mid-use and then recovering after a few seconds

This pattern is a BMS overcurrent trip, not a dead battery. When airflow is restricted — blocked filter, full dust cup, or a jammed nozzle — the motor works harder and draws current above the BMS threshold. The BMS cuts the circuit to protect the cells, then resets after a short cool-down. Clear the blockage and empty the dust cup before the next run. If the cutout persists on a clean filter with this replacement pack, check that the dust cup seal is seated correctly, as air leaks force the motor to compensate by drawing more current.

Compatible Models

M-H498

Replaces Part Numbers

91706363

Technical Specifications

Voltage14.4V
Amp Hours3000mAh
Capacity3000mAh
Rate43.2Wh
Net Weight531g /18.73 oz
Gross Weight711g /25.08 oz
Approximate Weight711g /25.08 oz
Dimension 133.60 x 45.50 x 44.50mm

Product Highlights

  • Brand: Vileda
  • Manufacturer: CS
  • Series: Standard
  • Color: Black
  • Product Type: Ni-MH
  • Battery Type: Ni-MH
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

Frequently Asked Questions

My Vileda M-H498 won't charge at all with the new battery — the charger light just stays off. What's wrong?

The M-H498 charger expects a BMS handshake from the pack before it begins charging. If the replacement cells arrived deeply discharged from storage, the pack voltage may be too low for the charger to recognise. Connect the battery and leave it on the charger for 30 minutes without disturbing it — some chargers need that window to detect a minimum voltage before the charge light activates. If there is still no response, measure the pack voltage at the terminals with a multimeter; a reading below 10V on a 14.4V Ni-MH pack indicates a deep-discharge state that requires a recovery charge or a different charger capable of low-voltage conditioning.

The M-H498 seems to run flat much faster than it used to, even with a new battery. Could the filter be causing it?

A partially blocked filter is one of the most common causes of accelerated apparent battery drain in this vacuum. When airflow is restricted, the motor compensates by drawing more current than its rated load, which depletes the pack faster than the battery capacity alone would suggest. Remove, clean, and dry the filter completely before concluding the battery capacity is at fault. If run duration improves noticeably after a filter clean, the battery is fine — the filter was forcing the motor to overwork.

The M-H498 was on the charging dock for weeks and now it barely runs. Is the battery gone?

Continuous dock charging is the leading cause of capacity fade in Ni-MH cordless vacuum batteries. The M-H498 charger does not switch to a true maintenance mode when the pack is full, so prolonged docking applies a low-level current that gradually degrades cell chemistry. Run the pack through two or three full discharge-and-charge cycles — use the vacuum until it stops, then charge fully and remove from the dock — to check whether capacity recovers. Going forward, charge only when the vacuum is depleted, then unplug it from the dock.

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