DEWALT
Dewalt 20V Lithium-Ion Battery Powered Backpack Sprayer
Best battery-powered sprayer for efficient, large-scale lawn and garden maintenance.
The DEWALT 4 Gallon internal piston pump backpack sprayer is designed for a variety of tasks including weeding, feeding, disinfecting, concrete finishing, mold elimination, and pest control. This 20V MAX Lithium-ion powered sprayer (battery and charger sold separately) allows users to adjust flow for different applications with included nozzle tips for consistent spraying. It features a comfortable deluxe harness with padded shoulder straps and an adjustable hip harness for weight distribution. The shut-off handle includes a lock-on mechanism for easy operation with gloves, and a 50-inch nylon-reinforced hose prevents kinking.
$269.95
Owner Satisfaction
4.6
/ 5
Category Rank
56
/ 448
#56 in Lawn & Garden Sprayers
Price vs Category Average
-15%
Below average
Capacity
4
/ Gallon
Who it's for
- Landscapers tackling large properties without manual pumping fatigue
- Existing Dewalt tool owners wanting shared battery convenience
- Professionals needing extended comfort for all-day spraying tasks
Who should skip it
- Budget-conscious homeowners preferring affordable manual alternatives
- Users with limited physical strength for lifting heavier equipment
- Gardeners frequently using harsh or highly corrosive chemical solutions
Performance breakdown
Ergonomic Comfort
Padded harness and hip support make long spraying sessions feel effortless.
Application Versatility
Adjustable flow and multiple nozzles handle everything from weeds to disinfection.
Operational Efficiency
Lock-on handle and glove-friendly design keep your workflow moving without interruption.
Build Durability
Nylon-reinforced hose and internal piston pump withstand demanding, heavy-duty outdoor use.
Battery Integration
Seamlessly leverages existing 20V batteries, though the lack of included power stings.
Hose Management
Strain relief system effectively prevents frustrating kinks during active spraying tasks.
Key Specs
Capacity
4 Gallon
Pump Type
Internal piston pump
Hose Length
50 in. nylon-reinforced
Power Source
20V MAX Lithium-Ion (Battery and charger sold separately)
Configuration
Tool Only
Country of Manufacture
China
Features
- Adjustable flow for multiple applications with specific nozzles
- Includes multiple nozzle tips for versatility in application rates and patterns
- Nozzle tips can be stored in the waste belt
- Shut-off with comfort grip handle and lock-on mechanism
- Heavy-duty work gloves compatible handle operation
- Strain relief system prevents hose kinking
- Deluxe harness with wide, padded shoulder straps for comfort
- Adjustable hip harness for improved weight distribution
What customers say
The Dewalt backpack sprayer earns high marks primarily for its exceptional convenience and reliable performance. Consumers consistently praise the elimination of manual pumping, noting that the 20V battery delivers strong, steady pressure throughout extended tasks. This ease of use transforms large spraying jobs, making them significantly faster and less fatiguing. While the initial investment is higher, users feel the robust quality and dependable operation offer excellent value, solidifying its status as a professional grade tool.
Know before you buy
No, this is sold as a tool-only unit. You will need to use your existing DEWALT 20V MAX Lithium-Ion batteries and a compatible charger.
Yes, it is designed for a variety of tasks including weeding, pest control, and concrete finishing. Always ensure you thoroughly clean the tank and internal pump between different chemical applications to prevent cross-contamination or damage.
The internal piston pump is powered by the 20V battery, which eliminates the need for manual pumping to maintain pressure. This provides a consistent flow rate and reduces physical fatigue during extended use.
The sprayer features a deluxe harness with wide, padded shoulder straps and an adjustable hip belt. These components are designed to distribute the weight of the four-gallon tank across your torso, making it easier to carry for longer jobs.
The unit is equipped with a 50-inch nylon-reinforced hose and a built-in strain relief system specifically designed to prevent kinking. If you experience issues, ensure the hose is properly seated in the strain relief guide to maintain a steady flow.
Yes, the shut-off handle is designed for heavy-duty work gloves. It also features a lock-on mechanism, allowing you to maintain a continuous spray without needing to keep your finger on the trigger.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$270