---
product_id: 611177977
title: "190681 20V MAX 4 gal. Lithium-ion Cordless Backpack Sprayer Kit (2 Ah)"
brand: "dewalt"
price: "$1416.80"
currency: USD
in_stock: true
category: "Dewalt"
url: https://www.desertcart.us/products/611177977-190681-20v-max-4-gal-lithium-ion-cordless-backpack-sprayer
store_origin: US
region: United States of America
---

# 20V MAX Lithium-ion Power Ergonomic Padded Harness Triple-filtration Anti-Clog System 190681 20V MAX 4 gal. Lithium-ion Cordless Backpack Sprayer Kit (2 Ah)

**Brand:** dewalt
**Price:** $1416.80
**Availability:** ✅ In Stock

## Summary

> 🚀 Spray Smarter, Work Harder, Finish Faster!

## Quick Answers

- **What is this?** 190681 20V MAX 4 gal. Lithium-ion Cordless Backpack Sprayer Kit (2 Ah) by dewalt
- **How much does it cost?** $1416.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/611177977-190681-20v-max-4-gal-lithium-ion-cordless-backpack-sprayer)

## Best For

- dewalt enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Heavy-duty nylon-reinforced 50-inch hose resists kinks and chemical wear for uninterrupted performance.
- • **Spray with Precision:** Variflo technology lets you effortlessly adjust flow rates for tailored applications every time.
- • **Comfort Meets Control:** Deluxe padded shoulder and adjustable hip harness reduce fatigue during extended use.
- • **Versatility On Demand:** Multiple nozzle tips with convenient storage clip adapt to any spraying task—weed control, disinfecting, or pest management.
- • **Power Through Your Day:** 20V MAX lithium-ion battery delivers cordless freedom and longer runtime—no pumping required.

## Overview

The DEWALT 20V MAX 4 Gal. Lithium-ion Cordless Backpack Sprayer Kit combines powerful battery technology with ergonomic design and advanced flow control. Featuring a triple-filtration system to minimize clogging, a kink-resistant hose, and chemically resistant Viton seals, it’s engineered for durability and efficiency across diverse applications—from pest control to disinfecting. Lightweight yet rugged, this sprayer ensures professional-grade results with unmatched comfort and versatility.

## Description

The DEWALT 4 Gal. Lithium-ion Powered Backpack Sprayer has been built to outperform, outlast and finish the job in less time - with no more pumping. The lithium-ion powered backpack sprayer has Variflo technology which allows the operator to adjust the flow for multiple applications using specific nozzles for consistent spraying. This sprayer has a deluxe harness with wide, padded shoulder straps that fit snug across the torso and curve to the contour of the user's body. An adjustable hip harness assists with weight distribution, relieving burden from the user's shoulders. Multiple nozzle tips are included for versatility in both application rates and patterns and can be stored on the included nozzle clip. Equipped with a comfort grip handle and lock-on mechanism, this shut-off system can be easily operated with heavy-duty work gloves. It includes a 50 in. heavy-duty nylon-reinforced hose and strain relief system preventing the hose from kinking at the chemical exit point. This sprayer unit is also equipped with chemically resistant Viton seals throughout to withstand the effects of harsh chemicals. Whether it's for weeding and feeding, disinfecting, finishing concrete, eliminating mold or controlling pests - users are equipped for the Job. It's GUARANTEED TOUGH.

## Features

- Heavy-duty nylon-reinforced hose effectively avoids kinking
- Variflo technology efficiently adjusts the flow of operator
- Triple-filtration system helps minimize clogging

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09TB8NSZY |
| Best Sellers Rank | #221,119 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,056 in Pressure Washers |
| Brand Name | DEWALT |
| Color | Yellow |
| Customer Reviews | 4.6 4.6 out of 5 stars (249) |
| Global Trade Identification Number | 00841688006478 |
| Hose Length | 50 Inches |
| Included Components | Shoulder strap, possibly other accessories |
| Item Dimensions W x H | 25.4W x 57.2H centimeters |
| Item Type Name | DEWALT 20V* Lithium-ion Battery Powered Backpack, 4 Gallons |
| Item Weight | 17.79 Pounds |
| Manufacturer | The Fountainhead Group Inc |
| Manufacturer Part Number | 190681 |
| Material Type | Plastic |
| Model Name | DEWALT 20V* Lithium-ion Battery Powered Backpack, 4 Gallons |
| Model Number | DXSP190681 |
| Power Source | Battery Powered |
| Recommended Uses For Product | Pest Control |
| Style Name | Backpack |
| Tank Volume | 4 Gallons |
| UPC | 841688006478 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** DEWALT
- **Colour:** Yellow
- **Material:** Plastic
- **Recommended uses for product:** Pest Control
- **Tank volume:** 4 Gallons

## Images

![190681 20V MAX 4 gal. Lithium-ion Cordless Backpack Sprayer Kit (2 Ah) - Image 1](https://m.media-amazon.com/images/I/51Agbtx2GOL.jpg)

## Questions & Answers

**Q: Will the 5 amp hour batteries work with this or must you use the 2 amp hour batteries?**
A: 5 amp batteries should work…. So should flex volt batteries.

**Q: Can this sprayer be used to seal fresh concrete?**
A: I would not use this for sealer..use a cheap one, or buy one the is made for chemicals

**Q: can I use round up in it?**
A: Yes you can put what ever you want in it.

**Q: What is the psi that is generated from this sprayer?**
A: The box says 90 "max" psi, with ** asterisks that seem to depend on which nozzle you use.

## Frequently Bought Together

- Dewalt 190681 20V MAX 4 gal. Lithium-ion Cordless Backpack Sprayer Kit (2 Ah)
- DEWALT 20V MAX 5 Ah Lithium Ion Battery 2-Pack (DCB205-2)
- DEWALT 20V MAX* Charger, 4-Port, Rapid Charge (DCB104) , Black/Yellow

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**Shop now:** [https://www.desertcart.us/products/611177977-190681-20v-max-4-gal-lithium-ion-cordless-backpack-sprayer](https://www.desertcart.us/products/611177977-190681-20v-max-4-gal-lithium-ion-cordless-backpack-sprayer)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-03*