---
product_id: 695038023
title: "Ryobi 40V 4.0 Ah Lithium-Ion Battery OP4040"
brand: "ryobi"
price: "€ 742.45"
currency: EUR
in_stock: true
category: "Ryobi"
url: https://www.desertcart.gr/products/695038023-ryobi-40v-4-0-ah-lithium-ion-battery-op4040
store_origin: GR
region: Greece
---

# 40V high power output On-board battery life indicator 4.0 Ah extended runtime Ryobi 40V 4.0 Ah Lithium-Ion Battery OP4040

**Brand:** ryobi
**Price:** € 742.45
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up your productivity — never run out, never slow down!

## Quick Answers

- **What is this?** Ryobi 40V 4.0 Ah Lithium-Ion Battery OP4040 by ryobi
- **How much does it cost?** € 742.45 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/695038023-ryobi-40v-4-0-ah-lithium-ion-battery-op4040)

## Best For

- ryobi enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Power Boost:** 40V lithium-ion cells deliver consistent, fade-free energy for all your toughest outdoor tasks.
- • **Seamless Compatibility:** Works flawlessly with over 75+ Ryobi 40V tools, making it the ultimate all-in-one power solution.
- • **Stay Informed On The Go:** Built-in battery life indicator keeps you in control, so you never get caught off guard mid-task.
- • **Run Longer, Work Smarter:** High-capacity 4.0 Ah battery ensures extended runtime, letting you finish your projects without interruption.
- • **Eco-Friendly & Rechargeable:** Rechargeable lithium-ion technology means less waste and more power, aligning with your sustainable lifestyle.

## Overview

The Ryobi 40V 4.0 Ah Lithium-Ion Battery OP4040 is a high-capacity, rechargeable power source compatible with all Ryobi 40V tools. Featuring fade-free lithium-ion cells and an on-board battery life indicator, it delivers extended runtime and reliable performance for demanding outdoor equipment like mowers, blowers, and chainsaws.

## Description

Fade-Free Performance On-Board Battery Life Indicator Over 75+ 40V Tools – All Work With Any RYOBI 40V Battery Compatible with all RYOBI 40V Lithium tools and chargers, the 40V 4AH Lithium Battery is the perfect addition to your RYOBI 40V tool collection. It's lithium cells deliver fade-free performance from start to finish. The convenient on-board battery life indicator keeps you informed while you're out in the yard tackling your landscaping jobs. The 40V 4AH Lithium Battery's extra cell capacity is perfect for higher output tools like 40V mowers, blowers and chain saws. RYOBI 40V Lithium surrenders nothing but gas.

## Features

- 40 Volt 4 Amp High Capacity Lithuim-Ion Battery
- Compatible with all RYOBI 40V Lithium tools
- Lithium-ion cells deliver fade-free performance
- On-board battery life indicator
- High capacity 4.0 Ah battery for extended run time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07QYH36TC |
| Amperage | 4 Amps |
| Antenna Location | Power Tool |
| Battery Capacity | 4 amp_hours |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 4 Pounds |
| Best Sellers Rank | #223,747 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #904 in Cordless Tool Accessories #2,433 in Outdoor Power Tool Accessories |
| Brand | RYOBI |
| Customer Reviews | 4.4 4.4 out of 5 stars (3,414) |
| Included Components | Battery Only |
| Item Dimensions | 16.5 x 10.2 x 7.6 centimeters |
| Item Weight | 0.5 Pounds |
| Manufacturer | Ryobi |
| Model Number | #OP4040A1 |
| Number of Batteries | 1 A batteries required. |
| Reusability | Rechargeable |
| UPC | 046396027146 681920963271 |
| Unit Count | 1.0 Count |
| Voltage | 40 Volts |

## Product Details

- **Battery capacity:** 4 amp_hours
- **Battery cell composition:** Lithium Ion
- **Brand:** RYOBI
- **Number of batteries:** 1 A batteries required.
- **Recommended uses for product:** Power Tool

## Images

![Ryobi 40V 4.0 Ah Lithium-Ion Battery OP4040 - Image 1](https://m.media-amazon.com/images/I/61MXv5vgnXL.jpg)

## Questions & Answers

**Q: What is the warranty on this 40 v?**
A: All Ryobi products have a 3 year warranty if you register it when purchased on their Ryobi site.

**Q: Will this battery replace the 4026 40v 94wh?**
A: It replaced the 4026 40v 95wh 2.6ah. it is the newer more powerful version

**Q: What’s the battery length with the mower?**
A: My need is no more than 30 minutes. When finished there are still 3 lights lit up on battery. I’ve then switched battery to hedge trimmer and used for additional 39 minutes with still plenty of charge left.

**Q: Will this battery last longer than a 2.6 ah high capacity battery?**
A: Yes, the battery lasts enough to cut about 5,000 square feet without shutting down.

## Frequently Bought Together

- Ryobi 40V 4.0 Ah Lithium-Ion Battery OP4040
- Ryobi 40V Battery and Charger Kit 4.0 Ah Lithium-Ion Battery Set OEM OP4040 + OP403A

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**Shop now:** [https://www.desertcart.gr/products/695038023-ryobi-40v-4-0-ah-lithium-ion-battery-op4040](https://www.desertcart.gr/products/695038023-ryobi-40v-4-0-ah-lithium-ion-battery-op4040)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-11-05*