---
product_id: 219619674
title: "Biswaye 2-Pack WA3525 20V 4.0Ah Lithium Battery - Replacement for WA3520 WA3575 WA3578 Batteries, Compatible with WG163 WG183 WG261 WG779 20V/40V/80V Lawn Mower Blower Trimmer Outdoor Cordless Tools"
brand: "biswaye"
price: "$2103"
currency: MXN
in_stock: true
reviews_count: 8
url: https://www.desertcart.mx/products/219619674-biswaye-2-pack-wa3525-20v-4-0ah-lithium-battery-replacement
store_origin: MX
region: Mexico
---

# Broad Voltage Compatibility 4000mAh Extended Runtime Advanced Safety & Durability Biswaye 2-Pack WA3525 20V 4.0Ah Lithium Battery - Replacement for WA3520 WA3575 WA3578 Batteries, Compatible with WG163 WG183 WG261 WG779 20V/40V/80V Lawn Mower Blower Trimmer Outdoor Cordless Tools

**Brand:** biswaye
**Price:** $2103
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up your outdoor arsenal with unstoppable energy!

## Quick Answers

- **What is this?** Biswaye 2-Pack WA3525 20V 4.0Ah Lithium Battery - Replacement for WA3520 WA3575 WA3578 Batteries, Compatible with WG163 WG183 WG261 WG779 20V/40V/80V Lawn Mower Blower Trimmer Outdoor Cordless Tools by biswaye
- **How much does it cost?** $2103 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/219619674-biswaye-2-pack-wa3525-20v-4-0ah-lithium-battery-replacement)

## Best For

- biswaye enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last & Protect:** Smart overload cut-off and rugged design ensure safety and durability on every job.
- • **Certified Quality Assurance:** FCC, RoHS, and CE certifications guarantee reliable, worry-free performance.
- • **Plug & Play OEM Replacement:** Perfect fit for WA3525, WA3575, WA3578, and more—no compatibility worries.
- • **Power Through Longer Projects:** 33% more runtime than standard batteries keeps your tools going strong.
- • **Universal Voltage Flexibility:** Seamlessly powers 20V, 40V, and 80V cordless tools for ultimate versatility.

## Overview

The Biswaye 2-Pack WA3525 20V 4.0Ah Lithium Batteries deliver 33% longer runtime with MaxLithium technology, compatible across 20V, 40V, and 80V cordless outdoor tools. Designed as direct OEM replacements, these batteries feature advanced safety protections and rugged durability, backed by FCC, RoHS, and CE certifications for dependable performance in lawn mowers, blowers, trimmers, and more.

## Description

Full description not available

## Features

- 4000mAh Extended Runtime: Biswaye 2-Pack 4.0Ah 20V MAX Replacement Battery WA3525 delivers 33% longer usage per charge than standard batteries. MaxLithium technology and 4.0Ah capacity ensure superior performance for 20V cordless tools like trimmers, blowers, lawn mowers, and chainsaws.
- Broad Voltage Compatibility: Works with 20V, 40V (dual 20V), and 80V (quad 20V) systems; supports cordless tools like models WG163, WG170, WG183, WG320, WG752, WG760, and WG261 for patio, lawn & garden equipment, and other power-intensive tasks.
- Direct OEM Replacement: Matches 20V MAX lithium battery specifications (models WA3525, WA3575, WA3578 WA3520, WA3674, WA3675); compatible with 18/20V MAX lithium battery chargers (WA3770, WA3742, WA3847) for seamless charging.
- Advanced Safety & Durability: Automatic overload cut-off protects against overcharge, overcurrent, overheat, overvoltage, overdischarge, and short circuits; Rugged housing with high-quality lithium cells ensures no memory effect and stable voltage output.
- Certified Reliability: FCC, RoHS, and CE certified for safety and performance. Need help? Click ''Contact Seller'' in ''Your Orders'' or visit our storefront's ''Ask a Question'' for instant support.

## Product Details

- **Number of Batteries:** 2 Lithium Ion batteries required. (included)
- **Brand:** Biswaye
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 4 Amp Hours
- **Recommended Uses For Product:** Indoor/Outdoor

## Images

![Biswaye 2-Pack WA3525 20V 4.0Ah Lithium Battery - Replacement for WA3520 WA3575 WA3578 Batteries, Compatible with WG163 WG183 WG261 WG779 20V/40V/80V Lawn Mower Blower Trimmer Outdoor Cordless Tools - Image 1](https://m.media-amazon.com/images/I/61tjJoNQVGL.jpg)

## Questions & Answers

**Q: Will these batteries work with worx model WG163.8? Please note the 8?**
A: Yes, we see WG163.8 belongs to WORX WG163.8 GT 3.0 20V PowerShare 12" Cordless String Trimmer & Edger, these batteries are compatible with Worx 18v/20v (or 2x20v) PowerShare series tools.

**Q: Are these batteries ok for wx508L saw?**
A: Yes, these wa3525 batteries are compatible with WORX WX508L 20V Recip Saw.

**Q: Are these compatible with Worx Model 3524.2?**
A: Can't find your mode on web, but they are compatible with each if this battery is worx 20v/18v powershare battery. Or please send us some pictures of battery connector to check it clearly for you.

**Q: Does battery have power idicater lights**
A: Sorry, this battery doen't have a power idicator lights.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Fits great
  

*by A***3 on Reviewed in the United States on July 14, 2024*

These rechargeable batteries fit my Worx string trimmer perfectly.  They stay charged for a good while before having to be recharged. Definitely a great choice at a great price.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Always nice to have a spare battery charger
  

*by S***E on Reviewed in the United States on August 17, 2024*

When I read the reviews of this device one of the complaints was the batteries did not stay charged long enough so I purchased an extra pair.

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Good batteries
  

*by A***3 on Reviewed in the United States on April 20, 2024*

Works well in my weed wacker.

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**Shop now:** [https://www.desertcart.mx/products/219619674-biswaye-2-pack-wa3525-20v-4-0ah-lithium-battery-replacement](https://www.desertcart.mx/products/219619674-biswaye-2-pack-wa3525-20v-4-0ah-lithium-battery-replacement)

---

*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-02-13*