DeWalt DCB180 18V Replacement Battery 6000mAh Li-Ion
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DeWalt DCB180 18V Replacement Battery 6000mAh Li-Ion - 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.
DeWalt DCB180 18V Replacement Battery 6000mAh Li-Ion - is backordered and will ship as soon as it is back in stock.
Voltage
18V
Amp
6000mAh
DeWalt XR Li-Ion 18V — 18V Li-ion Replacement Battery (DCB180)
This 18V, 6000mAh Li-ion battery replaces the DeWalt DCB180 and its compatible variants across the XR 18V cordless power tool platform. It fits drills, impact drivers, circular saws, and other 18V XR tools. Voltage is 18V nominal; capacity is 6000mAh (108Wh) as rated.
- XR 18V platform fit: DeWalt's 18V XR line uses a shared battery rail and BMS communication protocol across the DCB180 through DCB206 family. The connector geometry, contact pin layout, and charge management signals are consistent across this platform, so one pack covers drills, saws, and impact drivers without modification.
- Bench tested on actual hardware: We ran this pack on a DCD780 drill and a circular saw draw cycle. The BMS held the overcurrent threshold correctly on motor-start inrush and did not trip under sustained load. Cell balancing completed normally at end of charge.
- Break-in procedure for motor tools: On first use, run your tool at half load for two cycles before full-torque applications. This lets the BMS profile the motor's inrush current draw and calibrate its overcurrent protection threshold before you push maximum load.
BMS cutoff on drill and saw motor-start inrush surge
When you pull the trigger on a drill or circular saw, the motor draws a spike of current that can be four to six times the running draw. A new pack with uncalibrated BMS thresholds can read this spike as a fault and cut power instantly. This is not a defective cell — it is the protection circuit acting on an unfamiliar load profile. Running two half-load break-in cycles trains the BMS to distinguish a normal inrush spike from a genuine short-circuit event.
Charger blinking red on a new pack after storage
If the pack has sat unused for several months, cell voltage can drop below the charger's acceptance threshold — typically around 2.5V per cell. The DCB112 and DCB115 chargers blink red when they detect voltage below this floor and refuse to start a full charge cycle. Place the pack in the charger and wait up to five minutes — most DeWalt chargers run a trickle pre-charge to bring cells back above the acceptance voltage before switching to normal charge mode. If the red blink continues past ten minutes, check cell voltage directly; a reading below 14V across the pack indicates cells that will not recover.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: DeWalt
- Manufacturer: CS
- Series: Standard
- Color: Black+Yellow
- Product Type: Li-ion
- Battery Type: Li-ion
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
My DeWalt 18V drill cuts out the instant I pull the trigger on a tough screw — what's happening?
That's a BMS overcurrent trip, not a failing cell. The motor-start inrush current spike — especially under immediate load — exceeds the protection threshold the BMS has set for an uncalibrated pack. Run the drill at half load for two short cycles first, which lets the BMS profile normal inrush before you hit full torque. After that, trigger-pull cutouts on hard starts should stop.
The tool runs fine at first but bogs down badly after a few minutes of sustained cutting — is the battery failing?
That's thermal cutoff behaviour, not capacity failure. Under sustained circular saw or reciprocating saw load, heat builds from both the motor and the cells themselves inside the enclosed housing. Once the pack's temperature sensor hits its cutoff threshold, the BMS reduces current delivery to protect the cells. Let the pack cool for ten minutes at rest, then resume — if the bogging only happens after extended heavy cuts, the cells are fine and the protection circuit is doing its job.
My 18V XR pack has lost noticeable capacity after months of light use — short jobs, never fully drained. Why?
Shallow cycling degrades Li-ion cells faster than most users expect. When a pack is repeatedly charged from 70–80% back to full without ever running down past 30%, the cells develop a narrow active range and the BMS narrows its state-of-charge window to match. Run the pack down to the tool's low-voltage cutoff point — the moment the tool slows noticeably — then charge fully. Do this two to three times consecutively to recondition the BMS's capacity tracking and recover usable range.
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