Milwaukee M18 Switch Tank 4 Gallon Backpack Sprayer - 2820-20PS
Milwaukee M18 Switch Tank 4 Gallon Backpack Sprayer - 2820-20PS
The Milwaukee M18 SWITCH TANK 4 Gallon backpack sprayer has an interchangeable tank design with no manual pumping. It delivers instant, constant, adjustable pressure for landscape maintenance applications.
The sprayer consists of an M18 SWITCH TANK powered base and a 4 Gallon sprayer tank assembly. The powered base includes the motor, battery compartment, and REDLINK electronics, while the tank assembly includes the pump, hose, and wand.
- Adjustable pressure: 20 - 120 PSI
- Spray distance: 25 ft
- Pressure adjustment: 5-mode knob
- Pump: Dual diaphragm
- Tank features: Wide mouth opening and debris strainer
- Backpack frame: Wide straps and transport/storage handle
- Compatible tank assemblies: 49-16-28CS and 49-16-28WS
- Battery: M18 REDLITHIUM XC3.0, sold separately
- Battery runtime: Up to 12 tanks of spraying per charge
Shipping, returns & fit
Shipping is free on every U.S. order - no minimum. We currently ship to all 50 U.S. states; Hawaii, Alaska and territories may take a little longer.
Orders are picked and packed within same day before 3 PM ET (business days). Once shipped, delivery normally takes another 1-2 business days, and you'll receive a tracking link by email. Full details on our Shipping Policy.
This piece is made to order from solid wood, so it cannot be returned or exchanged for change of mind. You may change or cancel within 24 hours of ordering. If it arrives damaged or with a workmanship defect, note it on the carrier receipt and email us within 48 hours with photos - we repair, replace or refund at no cost.
Approved refunds go back to your original payment method within 5–10 business days. See the full Refund Policy.
Furniture: dimensions and wood tone are listed in the options above. Press-on nails: sizes XS, S, M, L - measure your natural nail width and compare to the size chart, or email us a photo and we will size you. Furniture is solid hardwood: grain and colour vary naturally and are not defects. Press-on nails are handmade and reusable with proper removal.
support@head2toefashionbeautyworld.com, or use our contact form. A real person reads every message, Mon-Fri, 9 AM - 5 PM ET — usually answered the same business day.