TenHutt kobalt 24V 6.0Ah battery pack increases runtime for cordless tools.
TenHutt kobalt 24V battery on tool shows lightweight, balanced handling.
TenHutt kobalt 24V charger-compatible battery ready for quick swaps.
TenHutt 6.0Ah cell assembly close-up highlights high-quality Li-ion cells.
TenHutt two-pack battery set ready for backup power.
TenHutt BMS protection system on battery illustrates safety safeguards.
TenHutt battery pack unboxing with packaging and manual.

TenHutt

TenHutt 2-Pack 6.0Ah Replacement Battery for Kobalt 24V Max | KB624-03 / KB524-03

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

$83.81

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Why customers choose TaskHolt Tools

Powerful, Compatible, and Ready for Real-World Work

Meet TenHutt’s two-pack of 6.0Ah replacement batteries designed for the Kobalt 24V Max ecosystem. Built with authentic Li‑ion cells and a true 6.0Ah capacity, these packs aim to deliver up to 3x longer runtime on a full charge, so you can push through more tasks before recharging. Their lighter, balanced feel helps reduce fatigue during extended sessions, making them a practical upgrade for daily shop and project use.

In real-life days of framing, decking, or garden cleanup, dependable power matters. This kit emphasizes endurance without weighing you down, offering steady performance across cycles while keeping your tools at peak responsiveness as the charge evolves.

Key benefits at a glance

  • Up to 3x longer runtime on a full charge, depending on tool and task, compared to original batteries.
  • Smaller and lighter than older NiCd packs, delivering fade-free power with easier handling.
  • High cycle life with ~1000 recharge cycles and a low 1% self-discharge rate for years of use.
  • UL-certified safety with a built‑in battery management system (BMS) protecting against short circuits, over-charge, and overheating.
  • Two batteries included, plus a user manual and responsive after-sales support for added peace of mind.

Compatibility & fit

  • 100% compatible with all Kobalt 24V Max tools and Kobalt 24V chargers (KRC 2490-03 / KRC 2404-03).
  • Replace for KB624-03, KB524-03, KB424-03, KB224-03, KB124-03, 0673802, 1051230. Note: not suitable for chain saws.

Safety, reliability, and performance

  • Battery management system protects against short circuits, over-charge/discharge, over-voltage, and overheating.
  • Compact, fade-free power delivery with a design that aims to maintain tool responsiveness over time.

What you get

  • 2 x 6.0Ah replacement batteries for Kobalt 24V Max.
  • 1 x user manual and access to reliable after-sales service.
  • 1.5-year coverage with a free refund or replacement option and 24/7 support.

FAQ

Q: Is this TenHutt 2-Pack compatible with all Kobalt 24V Max tools and chargers?

A: Yes. These 6.0Ah packs fit Kobalt 24V Max tools and compatible chargers like KRC 2490-03 and KRC 2404-03. Chain saw models are not supported.

Q: What kind of runtime improvement might I expect?

A: You may experience longer operation between charges due to higher capacity and efficient Li‑ion cells, with steady performance across cycles.

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