Say goodbye to manual pumping and keep your cutting jobs moving with the STIHL WSA 40. This fully automatic, battery-powered water tank is the ultimate accessory for operators using TS or TSA cut-off machines. It delivers a constant, steady supply of pressurized water directly to your saw, keeping dust down and your diamond blades running cool without any physical effort on your part.

The WSA 40 gives you complete control over your workflow. You can easily adjust the water pressure between 22 to 36 psi to get the exact flow rate needed for your specific cutting depth and material. Powered by the ultra-compact STIHL AS 2 battery system, this efficient unit can dispense up to 12 full tanks of water on a single charge, easily lasting through a full day of hard work.

Pro-Grade Convenience: By eliminating the need to stop and manually pump air into a traditional pressurized tank, the WSA 40 increases your productivity on the job site while drastically reducing operator fatigue.

Why You'll Love It

• Fully Automatic Pumping: No more manual hand-pumping. The internal electric pump maintains constant water pressure automatically.
• Adjustable Pressure (22-36 PSI): Fine-tune your water delivery to match the dust-suppression needs of your specific cut-off saw.
• Incredible Battery Efficiency: Dispense up to 12 full water tanks on just one charge of the small but mighty AS 2 battery.
• Seamless Compatibility: Perfect for pairing with any STIHL TS (gas) or TSA (battery) cut-off machine equipped with a water connection.

Technical Specifications