Replacement battery 20 V 4.0 Ah Li‑ion ASIST

Universal replacement ASIST battery with 20 V and 4.0 Ah capacity, ideal for DIYers who want cordless freedom and the option to mix and match batteries and chargers within one tool series. Reliable Li‑ion technology with no memory effect for longer runtime and fast charging.

The ASIST 20 V 4.0 Ah battery is designed to power a wide family of cordless tools. Thanks to its 4000 mAh capacity, it provides stable performance for everyday home tasks as well as more demanding DIY projects. Li‑ion technology ensures low self‑discharge, no memory effect, and reliable operation all year round.

Main advantages:

20 V performance – enough power for drilling, screwing, and cutting.
4.0 Ah capacity – longer working time on a single charge.
Li‑ion – lightweight, durable, and no memory effect.
System compatibility – share batteries and chargers across tools in the same ASIST series.
Low self‑discharge – ready to use even after a longer pause.

Ideal as a replacement or additional battery to extend working time without unnecessary downtime. Suitable for cordless drills and other ASIST cordless machines.

Specifications

Brand: ASIST
Battery type: Li‑ion
Voltage: 20 V
Capacity: 4.0 Ah (4000 mAh)
Compatibility: ASIST system – share batteries and chargers within the series
Use: Cordless tools (e.g., cordless drills, flashlights, and other ASIST machines)

Replacement battery 20 V 4.0 Ah Li‑ion ASIST

Specifications

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