---
product_id: 33407268
title: "Kobalt 20-Volt 4.0-Amp Hours Lithium Power Tool Battery Item # 437531 Model # K20-LB40A UPC # 69204200293"
brand: "kobalt"
price: "€ 121.41"
currency: EUR
in_stock: true
category: "Kobalt"
url: https://www.desertcart.pt/products/33407268-kobalt-20-volt-4-0-amp-hours-lithium-power-tool
store_origin: PT
region: Portugal
---

# 20V max power 4.0Ah high capacity Lithium-ion tech Kobalt 20-Volt 4.0-Amp Hours Lithium Power Tool Battery Item # 437531 Model # K20-LB40A UPC # 69204200293

**Brand:** kobalt
**Price:** € 121.41
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your projects with Kobalt’s unstoppable 20V battery!

## Quick Answers

- **What is this?** Kobalt 20-Volt 4.0-Amp Hours Lithium Power Tool Battery Item # 437531 Model # K20-LB40A UPC # 69204200293 by kobalt
- **How much does it cost?** € 121.41 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/33407268-kobalt-20-volt-4-0-amp-hours-lithium-power-tool)

## Best For

- kobalt enthusiasts

## Why This Product

- Trusted kobalt brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless Compatibility:** Fits perfectly with Kobalt 20V MAX tools for instant upgrade and efficiency.
- • **Unleash 3X More Runtime:** Work longer without interruptions with 4.0Ah capacity powering your tools.
- • **Consistent 20-Volt Power:** Delivers steady, reliable voltage for peak tool performance every time.
- • **Trusted by Pros & DIYers:** Highly rated with 4.4 stars, join thousands who rely on Kobalt power.
- • **Advanced Lithium-Ion Chemistry:** Lightweight, durable, and built to last through demanding projects.

## Overview

The Kobalt 20-Volt 4.0Ah Lithium-Ion Battery offers extended runtime and consistent power delivery for Kobalt 20V MAX tools. Featuring advanced lithium-ion technology, it ensures lightweight durability and reliable performance, making it a top choice for professionals and DIY enthusiasts seeking efficient cordless tool operation.

## Description

KOBALT 20V MAX LITHIUM-ION 4.0Ah up to 3X RUN BATTERY

## Features

- Brand: Kobalt
- Battery Cell composition: lithium_ion
- Recommended uses for product: Power Tool
- Reusability: Single Use
- Voltage: 20 volts

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01J0I34LY |
| Amperage | 4 A |
| Antenna Location | Power Tool |
| Battery Capacity | 4 amp_hours |
| Battery Cell Type | Lithium Ion |
| Best Sellers Rank | #504,807 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #4,007 in Cordless Tool Battery Packs |
| Brand | Kobalt |
| Compatible Phone Models | K20-LB40A |
| Customer Reviews | 4.4 4.4 out of 5 stars (51) |
| Included Components | battery |
| Item Dimensions | 7.5 x 7 x 3.5 inches |
| Manufacturer | Kobalt |
| Model Name | K20 LB40A |
| Model Number | K20 LB40A UPC |
| Reusability | Single Use |
| UPC | 692042002939 |
| Unit Count | 1 Count |
| Voltage | 20 volts |

## Product Details

- **Battery Capacity:** 4 amp_hours
- **Battery Cell Composition:** Lithium Ion
- **Brand:** Kobalt
- **Recommended Uses For Product:** Power Tool
- **Unit Count:** 1 Count

## Images

![Kobalt 20-Volt 4.0-Amp Hours Lithium Power Tool Battery Item # 437531 Model # K20-LB40A UPC # 69204200293 - Image 1](https://m.media-amazon.com/images/I/91SxfGA5WsL.jpg)

## Questions & Answers

**Q: Technical detais says two batteries, description says 1 battery. How many batteries for $100?**
A: It was one battery for 100$, battery works great.  It is as good as the original.

**Q: Technical detais says two batteries, description says 1 battery. How many batteries for $100?**
A: I only got 1 for 100.00 dollars

## Frequently Bought Together

- Kobalt 20-Volt 4.0-Amp Hours Lithium Power Tool Battery Item # 437531 Model # K20-LB40A UPC # 69204200293
- Kobalt 20-Volt 2.0-Amp Hours Lithium Power Tool Battery

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**Shop now:** [https://www.desertcart.pt/products/33407268-kobalt-20-volt-4-0-amp-hours-lithium-power-tool](https://www.desertcart.pt/products/33407268-kobalt-20-volt-4-0-amp-hours-lithium-power-tool)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-08-24*