---
product_id: 695038023
title: "40V 4.0 Ah Lithium-Ion Battery OP4040"
brand: "ryobi"
price: "AR$1309808"
currency: ARS
in_stock: true
url: https://www.desertcart.com.ar/products/695038023-40v-4-0-ah-lithium-ion-battery-op4040
store_origin: AR
region: Argentina
---

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

**Brand:** ryobi
**Price:** AR$1309808
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** 40V 4.0 Ah Lithium-Ion Battery OP4040 by ryobi
- **How much does it cost?** AR$1309808 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/695038023-40v-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

Ryobi 40V 4.0 Ah Lithium-Ion Battery OP4040 : desertcart.ae: Tools & Home Improvement

## 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 | #209,618 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #901 in Cordless Tool Accessories #2,290 in Outdoor Power Tool Accessories |
| Brand | RYOBI |
| Customer Reviews | 4.5 4.5 out of 5 stars (3,404) |
| 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

![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.com.ar/products/695038023-40v-4-0-ah-lithium-ion-battery-op4040](https://www.desertcart.com.ar/products/695038023-40v-4-0-ah-lithium-ion-battery-op4040)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-10-14*