Key Features
Two Useful Battery SizesYou get a compact 3.0Ah pack for lighter 12V MAX tools and a higher-capacity 5.0Ah pack when runtime matters more. That gives you a better match for quick service work and longer stretches between swaps. Fuel Gauge On BoardThe built-in 3-LED battery indicators let you check charge level before you climb a ladder or crawl into a cabinet. Less guessing means less downtime. High-Compatibility ChargerThe included charger delivers a 4 Amp charge rate and works with DEWALT 12V MAX, 20V MAX, and FLEXVOLT batteries. One charger can cover more of your cordless setup.
Overview
The DEWALT DCB135C 12V MAX Battery Starter Kit is built for users who need more runtime from their compact cordless setup without adding a pile of extra bulk. This is a battery starter kit designed for keeping DEWALT 12V MAX tools running on the job or around the house. Model Number: DCB135C. It includes one 3.0Ah battery, one 5.0Ah battery, and a charger, making it a smart pickup for anyone starting a 12V MAX platform or upgrading from smaller packs.
What makes this kit practical is the mix of battery capacities. The 3.0Ah DCB124 gives you a lighter, compact option when you want to keep a 12V drill, screwdriver, ratchet, or inspection tool as nimble as possible. The 5.0Ah DCB126 is the better call when you want longer runtime for repeat work and fewer battery changes during service calls, assembly, fastening, or punch-list work.
The included DCB115 charger adds real value because it is not locked into just one battery family. DEWALT rates it as a high-compatibility charger with a 4 Amp output, and it charges 12V MAX, 20V MAX, and FLEXVOLT batteries. If you already own other DEWALT cordless tools, that matters. It means this kit can pull double duty as both a 12V MAX battery upgrade and a useful charger for a broader DEWALT battery platform.
Both batteries include a 3-LED fuel gauge, which is one of those features you stop thinking about until you do not have it. Being able to check remaining charge before starting a task helps you avoid mid-job stoppages. For techs, electricians, HVAC installers, and cabinet or finish crews working in tight spaces, that small detail saves time because you can grab the right pack before you head into the work area.
From a jobsite practicality standpoint, the charger is wall-mount capable, so it is easier to set up in a van, trailer, shop, or dedicated charging corner. That matters if you want your charging station to stay organized instead of having cords and chargers sliding around a bench. The kit is also relatively light at about 2.934 lbs assembled, so it is easy to keep in a service bag, truck box, or shop cabinet as a ready-to-go backup power setup.
The best fit for this DEWALT battery and charger kit is anyone running DEWALT 12V MAX cordless tools who wants longer usable runtime and better charging flexibility. It makes sense for service pros who depend on compact tools, and it also makes sense for serious DIY users who bought a bare tool and need batteries and a charger in one shot. If your work leans toward compact drills, screwdrivers, ratchets, and light-duty fastening, this kit gives you a more useful starting point than buying a single battery by itself.
DEWALT DCB135C 12V MAX Battery Starter Kit Covers Daily Runtime Needs
This kit gives you the two battery sizes most users actually want: one compact pack and one longer-running pack. That makes it easier to balance weight, size, and runtime based on the tool and the task.
- Includes one DCB124 3.0Ah battery and one DCB126 5.0Ah battery
- Built for DEWALT 12V MAX cordless tools
Check Charge Before You Start
The built-in LED fuel gauge helps you avoid grabbing a half-dead battery when you are heading into a service call or tight work area. It is a small feature that cuts down on wasted trips back to the charger.
- 3-LED fuel gauge communicates battery charge status
- Helps reduce unplanned downtime between tasks
One Charger for More of Your Cordless Setup
The included DCB115 charger is useful beyond this kit because it also works with DEWALT 20V MAX and FLEXVOLT batteries. If you already own other DEWALT cordless tools, that wider compatibility makes this charger worth having on its own.
- 4 Amp charger output
- Compatible with DEWALT 12V MAX, 20V MAX, and FLEXVOLT batteries
What’s in the Box
- (1) DEWALT DCB124 12V MAX 3.0Ah lithium-ion battery
- (1) DEWALT DCB126 12V MAX 5.0Ah lithium-ion battery
- (1) DEWALT DCB115 high-compatibility charger
Key Specifications
| Product Type | Battery and Charger Kit |
|---|---|
| Battery Platform | DEWALT 12V MAX |
| Voltage (V) | 12 V |
| Battery Type | Lithium-Ion |
| Battery Capacity | 3.0Ah and 5.0Ah |
| Battery Count | 2 |
| Charge Time | 1 hour |
| Charger Output | 4 Amps |
| Charger Included | Yes |
| Weight (lbs) | 2.934 lbs |
Compatibility
Battery Platform Includes batteries for DEWALT 12V MAX cordless tools. Charger Compatibility The included DCB115 charger works with DEWALT 12V MAX, 20V MAX, and FLEXVOLT lithium-ion batteries.
Built For
ElectricalHVACService WorkGeneral ContractingDIY / HobbyistCompact Cordless Tools
Pro Tip
Keep the 3.0Ah pack on tools you hold overhead or use all day in tight spaces, and save the 5.0Ah pack for longer runtime on bench work or repeat fastening. That is the easiest way to get the benefit of both batteries instead of treating them like duplicates.
Warranty & Support
3-year limited warranty.
Tool Nut’s Take
Tool Nut’s Take
DEWALT DCB135C 12V MAX Battery Starter Kit Is the Right Kind of Upgrade
This is the kind of kit that makes a compact cordless platform more useful right away because it gives you the right battery mix and a charger that can pull weight across other DEWALT systems too.
- Who it’s for: DEWALT 12V MAX users, first-time platform buyers, and anyone picking up a bare 12V cordless tool who needs batteries and charger in one purchase.
- Why it stands out: The 3.0Ah and 5.0Ah combo is more practical than getting two identical packs, and the DCB115 charger adds extra value with 12V MAX, 20V MAX, and FLEXVOLT compatibility.
- Worth knowing: This is a battery starter kit, not a tool kit. It is best if you already own or plan to buy DEWALT 12V MAX tools that can take advantage of the extra runtime.
Common Questions
- What battery platform is this kit for? It is designed for the DEWALT 12V MAX battery platform.
- Does the charger only work with 12V MAX batteries? No. The included DCB115 charger is also compatible with DEWALT 20V MAX and FLEXVOLT batteries.
- Do the batteries have a charge indicator? Yes. Both batteries include a 3-LED fuel gauge so you can check state of charge on the pack.
- How long does charging take? Lowe’s lists the charge time at 1 hour, and ACME notes the charger can charge batteries in 90 minutes or less.





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