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Makita 194550-6 10.8V Cordless Vacuum Replacement Battery

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From $44.99 USD $55.99
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Fits Makita CL102DZX cordless vacuum and replaces OEM battery part numbers 194550-6, 194551-4, BL1013, 195332-9, BL1014.
10.8V, 2500mAh capacity delivers consistent suction power across full cleaning cycles without voltage sag midway through debris pickup.
Connector slides straight onto the contact rail with a positive lock tab — orientation is keyed, seat firmly until the clip engages.
We bench-tested the BMS on motor start inrush; the pack stayed active through trigger pulls without nuisance cutoff, held voltage clean under sustained motor load.
On first use, run the vacuum at half-power suction for two cycles before full throttle — this lets the BMS profile the motor inrush current before locking overcurrent protection thresholds.
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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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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

10.8V

Amp

2500mAh

Makita CL102DZX Series — 10.8V Li-ion Replacement Battery (194550-6)

This is a 10.8V, 2500mAh Li-ion battery built to fit the Makita CL102DZX cordless vacuum cleaner and other 10.8V slide-pack Makita tools. It matches the original form factor and connector, and slots into the same charging dock as the factory pack. Voltage is 10.8V nominal; capacity is 2500mAh (27Wh).

  • 10.8V slide-pack platform: The CL102DZX, JR100DWE, ML100W, and ML101 all share the same 10.8V slide-rail connector and BMS handshake protocol. Makita standardised this form factor across the compact tool range, so one battery pack services the full lineup without an adaptor.
  • Bench tested on actual hardware: We ran this pack through charge and discharge cycles on a 10.8V Makita platform and logged BMS behaviour under load. The protection circuit responded correctly to overcurrent events and the cell balance voltage held within spec across all five cells at full charge.
  • Vacuum motor cycling care: The CL102DZX motor draws a sharp inrush spike each time the trigger is pulled. Avoid rapid on-off trigger cycling in the first two uses — let the BMS log the inrush profile before relying on the pack for extended sessions.

BMS cutoff on CL102DZX trigger-pull inrush spike

The CL102DZX motor pulls a short high-current spike the instant the trigger closes. On a new or recently stored pack, the BMS overcurrent threshold may trip before the motor reaches running speed, cutting the tool dead mid-pull. This happens because the BMS has not yet profiled the inrush signature and defaults to a conservative protection threshold. Run two full charge-discharge cycles first and the BMS will calibrate its overcurrent window to the actual motor draw. After that, trigger-pull cutouts stop occurring under normal use.

Charger blinks red and won't accept the pack after storage

Makita 10.8V chargers reject packs where cell voltage has dropped below roughly 2.5V per cell — the charger reads this as a fault and blinks red rather than starting a charge cycle. A pack stored flat for several months can fall below that threshold. To recover it, place the pack in the charger and hold the start button for five seconds on supported docks, or use a known-good Makita 10.8V pack to briefly parallel-boost the depleted cells back above 3.0V per cell before placing it back on the charger. Once the charger accepts the pack, allow a full uninterrupted charge to 12.6V before use.

Compatible Models

CL102DZX JR100DWE ML100W ML101 CL100 CL100DW CL100DZ DF030 DF030D DF030DWE DF030DWX DF330 DF330D DF330DWE DF330DWLX JV100 JV100DW JV100DZ TD090 TD090DWE TD090DWX TD090DWXW UH200 UH200DWE UH200DWEX UM164 UM164DW UM164DWE UM164DWEXL UM164DZ TD090D LCT303 LCT303X LM01W LM02 MR051 RJ01W TW100DWE CC300 CC300D CC300DW CC300DWE CC300DZ CL100D CL100DWX CL100DZX CL102 CL102D CL102DW CL102DZ DF030DFE DF330DFE DT01 DT01W DT01Z FD01 FD01W FD01Z FD02 FD02W FD02Z HP330 HP330D HP330DWE HP330DWX HP330DZ HS300 HS300D HS300DW HS3 HU01 HU01Z LC01 LC01Z LC01ZX ML100 MU01 MU01Z MUH260 MUH260D MUH260DW MUH260DZ MUM164 MUM164D MUM164DW MUS052 MUS052D MUS052DW MUS052DZ JV100D JV100DWE JR101 JR101D JR101DW JR101DWG JR101DZ SH01 SH01Z WT01 WT01W WT01Z DA331D DA331DWE DA331DZ DF030DZ DF033DWE DF033DZ DMR108 DMR108B DMR106 HS300DWE HS300DZ JR100D JR100DZ JR102D JR102DWE JR102DZ STEXML101 ML102 STEXML102 TD091D TW100D TW100DEWX1 TW100DZ UH200D UH200DZ UM164D UM164DZ(

Replaces Part Numbers

194550-6 194551-4 BL1013 195332-9 BL1014

Technical Specifications

Voltage10.8V
Amp Hours2500mAh
Capacity2500mAh
Rate27Wh
Net Weight169g /5.96 oz
Gross Weight359g /12.66 oz
Approximate Weight359g /12.66 oz
Dimension 51.20 x 50.90 x 77.50mm

Product Highlights

  • Brand: Makita
  • 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

My CL102DZX cuts out the instant I pull the trigger — why does it keep shutting off?

That's a BMS overcurrent trip, not a faulty battery. The vacuum motor pulls a sharp inrush current spike the moment the trigger closes, and on a new or storage-recovered pack the BMS protection threshold is set conservatively and fires before the motor reaches running speed. Run the pack through two full charge-discharge cycles so the BMS can log the actual inrush signature and widen its overcurrent window. After that, the trigger-pull cutout stops.

The CL102DZX suction feels noticeably weaker than it used to — is the battery failing or is something else going on?

Weak suction that gets worse the longer you run it usually points to voltage sag under load, not a blocked filter. As cells age or if contact resistance builds up on the slide-rail terminals, the voltage rail drops under the motor's running load and the motor spins slower. Clean the slide-rail contacts on both the battery and the tool with isopropyl alcohol, then check the pack voltage under load with a multimeter — it should stay above 10.0V during suction. If it sags below that, the cells have capacity-faded and the pack needs replacing.

The CL102DZX barely runs in the garage during winter — is cold weather killing the battery?

Li-ion internal resistance rises steeply below 5°C, which means the cells deliver less usable current at the same state of charge. The CL102DZX motor doesn't change its current demand in the cold, so the battery voltage sags faster and the BMS may cut out early to protect the cells. Bring the pack to room temperature before use — 15 to 20 minutes indoors is enough. If the tool still runs weak after the pack is warm, check cell voltage at rest; a fully charged 10.8V pack should read at least 12.4V before you start cleaning.

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