DTK 40V 3600mAh battery front view showing compact, high-capacity design for outdoor power tools.
DTK 40V 3600mAh battery with LED indicators displaying charge status clearly.
DTK replacement battery dual-pack offering extended runtime for DIY projects.
DTK 40V tool compatibility with trimmer, blower, and other yard tools.
DTK safety-certified battery with built-in protections for safe operation.
DTK battery connectors and venting design for secure connections.
DTK 24/7 support and 12-month warranty information for customers.

DTK

DTK 2-Pack Replacement 40V 3600mAh Battery for Black & Decker LBX2040/LBX36/LBXR36/LBXR2036

High-performance tools and home improvement made for confident daily results

$79.44

3 shoppers currently have this item in cart.

Low stock: only 5 left in inventory. Add to cart before it's gone.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout 100% refund eligible
Bundle & save Buy 2 and save checkout time

Premium tools and home improvement quality selected for United States (USA) customers.

Routine pack Build your routine pack (3)

Fast dispatch with always-free shipping and secure checkout on every order.

Free shipping

i

Free shipping on every order. Fast dispatch, tracked delivery, and secure checkout included.

Easy returns

i

Simple return flow and responsive support for eligible items.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

24/7 customer support

Questions before checkout? Our team is available and ready to help.

Return & RefundEasy returns and policy details Shipping PolicyDelivery process and tracking info
Share

Why customers choose TaskHolt Tools

Powerful, reliable 40V replacement for outdoor cordless tools

Meet the DTK 2-pack replacement battery, a high-capacity 40V cell designed to sustain cordless work between charges. With a generous 3600mAh rating, this pack aims to keep your Black and Decker tools ready for the next task, whether you’re refreshing a yard or tackling a weekend project. It’s compatible with a range of 40V models in the LBX and LST families, includingLBX2040, LBX36, LBXR36, LBXR2036, and related tools like string trimmers, leaf blowers, hedge trimmers, and more.

Key benefits at a glance

  • High capacity 3600mAh for longer run time and fewer pauses during outdoor work
  • Smart LED indicators that reveal charging status and current battery level
  • Built-in protective circuitry for over-charge, over-heat, short circuit, over-current, and over-voltage protection
  • CE, FCC, and ROHS certifications paired with durable construction for everyday use

Why this replacement can fit your workflow

  • Compatible with 40V tools such as trimmers, leaf blowers, hedge trimmers, chainsaws, and lawn mowers
  • Provided as a two-pack for flexible planning—backup power or back-to-back sessions
  • Designed to support longer life through smart charging and safe operation

In real-life scenarios, you might appreciate the clarity of the LED indicators during a low-light outdoor project, the steady power delivery as you move between trimming and edging, and the confidence of a safety-aware design that guards against common electrical issues. While outcomes can vary with usage conditions, this DTK replacement pack is built to offer consistent performance and a practical upgrade for your existing tools.

Care, compatibility, and warranty

To maximize lifespan, follow standard charging practices and store the pack in a cool, dry place when not in use. This DTK battery is backed by a 12-month warranty and 24/7 customer support to assist with setup or any questions about compatibility. If you are replacing an older pack, ensure your tool’s model aligns with the LBX2040, LBX36, LBXR36, or LBXR2036 family for the best match.

FAQ

Q: Is this DTK battery compatible with Black and Decker 40V tools?

A: Yes, designed as a replacement for many 40V models, including LBX2040, LBX36, LBXR36, and LBXR2036.

Q: What warranty and support does the DTK battery offer?

A: A 12-month warranty and 24/7 customer service for questions or issues.

You may also like