The Sioux M Series water heater has been a best seller from Sioux for over 50 years. The Sioux M Series’ three-pass heat exchanger design is superior to alternative heat transfer methods, yielding simple, long-lasting performance which reduces fuel consumption, saving you money. Designed as modular units, the Sioux M Series water heaters allow you to make a minimal investment to start, with the option to expand your system as your operation grows. The heaters come pre-plumbed and pre-wired and have a small footprint, making them simple to install. Just connect the Sioux water heater to the required utilities and you’re ready to go. s II, Division 1, Group F and G hazardous locations.

The Sioux WH-T Water Heater combines either the 1 MBTU or the 1.7 MBTU water heater of the WH Series with an atmospherically-vented water tank. The unit has a single stage centrifugal pump with a 3 HP motor to circulate water through the heat exchanger, and one with a 5 HP motor capable of 120 GPM @ 60 ft of head to discharge water.  The unique stacked design of the units are ideal for customers that desire a complete system that is preplumbed and easily installed in their operation but do not have the need or space for a larger storage tank.

If you need a larger water tank, Sioux offers the NextGen HWP with a 1MBTU/Hr WH Series water heater and a 1,000 gallon atmospherically vented water tank. A single stage centrifugal pump with a 3-HP motor is included for circulation through the heat exchanger and a single stage centrifugal pump with a 7.5-HP motor capable of 180 GPM @ 90 ft of head for the discharge pump. Connect the inlet and outlet water, plus utilities, and you are ready to make hot water.

Sioux is proud to partner with Carrier® to offer the Aquasnap water chiller for concrete production. Sioux is the only company with a national agreement with Carrier® to provide industrial water chillers for concrete production. Models available with R-32 refrigerant to meet the new federal requirements going into effect for all states January 1, 2025.

Sioux has developed the Ready Mix Truck Wash based on our 85 years of experience building cleaning equipment for demanding industrial applications. 

The all-electric Sioux E Series pressure washer is designed for industries that require the same cleaning power as our larger EN Series pressure washers in a more compact and portable design such as

The Sioux EN Series heavy-duty pressure washers feature an extra heavy-duty industrial steel frame that is built for extremely rugged operating environments. These units are excellent for removing grime, dried-on mud, thick dirt, and sludge in the petroleum, mining, and wastewater treatment industries.

Sioux's conventional hot water pressure washers are equipped with an electric motor driven pump and fuel fired natural gas, oil (diesel), or propane burner. Models range from 750 to 3,000 PSI (52 - 207 BAR) and 2.5 to 5 GPM (9.5 - 18.9 LPM). All Dakota II pressure washers also provide up to 320°F (160°C) at 250 PSI (17.2 BAR) steam cleaning capability. You get three different functions with the Dakota II: hot pressure washing, propane fired hot water steam cleaning, and cold pressure rinses in one rugged, compact unit.

Sioux Engine Driven Dakota II Series Pressure Washer features a combination pressure washer/steam cleaner that require no external power source, making them ideal for cleaning at remote sites. These units are powered by an industrial engine placed on heavy duty engine isolation mount.  The standard skid unit can be mounted on a trailer package with a water tank to make the system self-contained.

Cold water commercial pressure washers are great for jobs where hot water or steam is not required. Sioux's heavy-duty construction and high-quality components ensure efficient performance year after year.