Product Description
Product Description
The Milwaukee M18™ SWITCH TANK™ 4‑Gallon Backpack Sprayer (Tool Only) delivers instant, constant, and adjustable pressure without manual pumping. Designed for professionals who need consistent performance and reduced downtime, the SWITCH TANK system features a powered base that pairs with interchangeable tank assemblies to eliminate cross‑chemical contamination and lower long‑term replacement costs.
This 4‑gallon sprayer tank assembly includes a dual‑diaphragm pump, Viton® seals, and a wide‑mouth opening with strainer for fast filling and debris prevention. The adjustable pressure dial provides 20–120 PSI, supporting a wide range of applications including pesticides, herbicides, fertilizers, and water. When paired with an M18™ REDLITHIUM™ battery (sold separately), the system delivers up to 12 tanks per charge, ensuring all‑day productivity.
Built for comfort and durability, the SWITCH TANK features wide backpack straps, a durable frame, and a transport handle for easy carrying. The modular design allows users to quickly swap tank assemblies while using the same powered base, making it ideal for property maintenance, landscaping, agriculture, and commercial spraying tasks.
Key Features
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No Manual Pumping: Instant, constant pressure powered by the M18™ system
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Adjustable Output: 5‑mode pressure control from 20–120 PSI
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High Productivity: Up to 12 tanks per charge with an M18™ REDLITHIUM™ XC3.0 battery
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Dual‑Diaphragm Pump: Longer life and improved chemical compatibility
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Viton® Seals: Durable construction for harsh chemicals
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Wide‑Mouth Opening: Faster filling with integrated strainer
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Modular Design: Interchangeable tank assemblies prevent cross‑chemical contamination
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Comfortable Backpack Frame: Wide straps and transport handle for easy use
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Part of the M18™ System: Compatible with 175+ Milwaukee tools
Includes
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4‑Gallon Sprayer Tank Assembly (49‑16‑28PS)
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Stainless Steel Wand
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Adjustable Nozzle
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Fan Nozzle
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Angled Nozzle Adapter
