M-415 Series Water Heaters
The Sioux M-415 mobile water heater is designed for volumetric concrete mixer trucks that need dependable hot batch water directly on the jobsite. By heating batch water on demand, the M-415 helps improve concrete quality, temperature control, and mixing consistency for cold weather pours, specialty mix designs, and on-site concrete production.
Built to mount directly on mobile concrete trucks, this Sioux mobile water heating system delivers powerful performance in demanding field conditions. With a 415,000 BTU/hr output, the M-415 provides a 100°F temperature rise for up to 500 gallons of water in one hour, making it a reliable solution for contractors who need hot water on the go.
Key Features
- 415,000 BTU/hr output for powerful mobile water heating
- Provides a 100°F temperature rise for up to 500 gallons in one hour
- Designed for volumetric concrete mixers and mobile concrete trucks
- Helps improve concrete quality through better batch water temperature control
- Heavy-duty 3/4-inch schedule 80 carbon steel heat exchanger
- Horizontally mounted heat exchanger for durable field performance
- Standard 12 volt DC power with optional 120 volt AC available
- Honeywell Protectorelay® with flame monitoring burner control
- Bronze rotary gear pump with stainless steel shaft
- Inline temperature gauge with adjustable tank temperature control
- Pressure gauge for easy system monitoring
- Electrical controls with on/off switch for water circulation pump and burner
- Stainless steel or brass fittings, valves, and plumbing on inlet and outlet of coil and pump
Ideal Applications
- Volumetric concrete mixer trucks
- Mobile concrete batching
- Cold weather concrete pours
- On-site concrete production
- Specialty concrete mix applications
- Contractors needing hot batch water in the field

