Specs from the makers' own documentation Battery compatibility built in UK retailer prices, updated daily 25+ years of trade experience
‹ All DeWalt 12V XR batteries
12V XR DeWalt DCB126
Fits
12 DeWalt 12V XR toolsSee them ›
Charges
1 hr 15 min on 4 of the 5 chargers DeWalt lists for itCharge times ›
Specs
From DeWalt's own documentationChecked 14 Jun 2026
DeWalt · 12V XR platform

DeWalt DCB126 12V max (10.8V nom) 5.0Ah 12V XR battery

5.0Ah 54Wh 0.46kg Fuel gauge

12V XR 5.0Ah pack (10.8V nominal), 54Wh, 0.46kg, with a 3-LED fuel gauge. DeWalt's highest-capacity 12V XR pack.

Adds it to My Tools, kept on this device
Lowest price we track
£54.95at Tooled Up · + £5.95 delivery
View at Tooled Up ›
Compare retailersTotal with delivery
Tooled Up Lowest£54.95 + £5.95 delivery£60.90View ›
My Tool Shed£54.95 + £5.95 delivery£60.90View ›
Prices from UK retailer feeds, updated daily.We may earn a commission
5.0AhCapacitymaker figure
54WhEnergymaker figure
0.46kgWeightmaker figure
117Wh/kgEnergy for its weightworked out
£10.99Per Ahat the lowest price we track

Other sizes in this range

Same fit, same tools. Bigger packs run longer and weigh more. Pick the size for the job.

Compare these sizes ›All DeWalt 12V XR batteries ›
ModelSizeEnergyWeightLowest pricePer Ah
DCB127 2.0Ah 22Wh 0.22kg No price yet
DCB124 3.0Ah 32Wh 0.25kg No price yet
DCB126 This one 5.0Ah 54Wh 0.46kg £54.95 £10.99 per Ah

Prices are the lowest we track at UK retailers, updated daily. Weights from DeWalt. Energy is DeWalt's figure, or worked out from volts × Ah where they don't publish one.

Full specs

From DeWalt's own documentation, checked 14/06/2026. "Not listed" where DeWalt doesn't publish a figure.

Voltage12V max (10.8V nom)
Capacity5.0Ah
Energy54Wh
ChemistryLi-ion (cylindrical)
Cell typeNot listed
Weight0.46kg
Size (L × W × H)Not listed
Fuel gaugeYes
PlatformDeWalt 12V XR
Model codeDCB126

Charge times

DeWalt's own figures, fastest first. Each charger opens its own page.

DCB104Multi-voltage 4-port charger
1 hr 15 min
£259.95 at Tooled Up ›
DCB1104Charger
1 hr 15 min
£39.95 at Tooled Up ›
DCB116Fast charger
1 hr 15 min
£39.99 at Tooled Up ›
DCB132Dual-port charger
1 hr 15 min
£119.95 at Tooled Up ›
DCB1102Compact charger
2 hr 30 min
No retailer price yet

DeWalt's own figures. We may earn a commission

Fits these tools

Every DeWalt 12V XR tool takes this pack. It won't fit other brands' tools.

All 12 DeWalt 12V XR tools ›
Ratchets3 tools › Drill Drivers2 tools › Impact Wrenches2 tools › Multi-Tools1 tool › Reciprocating Saws1 tool › SDS+ Hammer Drills1 tool › Impact Drivers1 tool › Combi Drills1 tool ›

5.0Ah packs from other brands

Only useful if you haven't picked a platform yet: packs don't swap between brands. Shown on neutral figures only.

Not sure which platform? ›
BatteryEnergyWeightWh per kgLowest pricePer Ah
DeWaltDCB126 54Wh 0.46kg 117 £54.95£10.99
MilwaukeeM12HB5 60Wh 0.42kg 143 £59.95£11.99

DCB126 questions

Which tools does the DCB126 fit?

It fits every DeWalt 12V XR tool. It won't fit other brands' tools.

How long does the DCB126 take to charge?

From DeWalt's own figures: DCB104: 1 hr 15 min, DCB1104: 1 hr 15 min, DCB116: 1 hr 15 min, DCB132: 1 hr 15 min, DCB1102: 2 hr 30 min.

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