AI Series 48kW Commercial Steam Room Generator | Amerec Al-48

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The Amerec AI-48 commercial steam shower generator is engineered for the most demanding commercial steam rooms with dimensions up to 2400 cubic feet (CF). The Amerec AI- series includes Two 3/4" NPT steam heads. Required control sold separately.

The AI-48 electric steam room boiler is suitable for one or two large steam showers with dimensions up to 2,400 adjusted cubic feet (ACF).

The AI-48 unit includes an ASME-certified pressure vessel for instant steam production, durable electronic components, electronic high-limit pressure control systems, water level sight glass, 3-level water sensing system with low water cutoff, and a variety of other noteworthy features.

Health clubs, resorts, wellness facilities, and other commercial sites rely on the dependable Amerec AI-48 commercial steam boiler for hands-off, automated operation. The Amerec AI Series of boilers are easy to maintain and include multiple safety features to minimize crucial downtime. AI boilers feature an all-steel exterior and stainless-steel feet to prevent corrosion.

The AI-48 is UL and cUL listed and complies with ASME requirements to ensure safety and quality. All AI Series generators are delivered pre-assembled and ready to install.

The Amerec AI-48 is available in 240V three-phase (9006-484), and 480V three-phase (9006-486) configurations.

The AI-48 steam bath generator requires the use of a control for operation. Controls allow facility operators to control temperature, duration, and other important steam room features. Select the available control with features that best suit your facility needs.

We recommend the addition of the ADI Automatic Drain System with your AI-48 unit which drains the generator tank to prevent sludge and scale build-up.


  • Pressurized vessel for instant steam
  • Durable electronic components
  • Low water cut-off with manual reset
  • 3/4” drain port
  • Room high limit temperature safety system
  • Operating, electronic high limit pressure control systems
  • Optional D24/7 digital time clock can be used for both generator on/off settings and ADI-D Autodrain system
  • Sight glass
  • Alarm circuit panic button
  • ASME safety valve
  • ASME certified low-pressure operation vessel


  • AI-48 steam boiler
  • Two 3/4” NPT steam heads
  • Installation and operation manual
  • Limited warranty



Model Al-48
Minimum Adjusted Cubic Feet 2100
Maximum Adjusted Cubic Feet 2400
Shipping Weight 255 lbs
Kilowatt Rating 48 KW
Electrical Specifications Electrical Chart
Water Supply Connection 1/2" NPT
Generator Steam Line Connection 3/4" NPT
Steam Head Connection 3/4" NPT
Drain Connection 3/4" NPT
Safety Relief Valve Connection 3/4" NPT
Safety Relief Valve PSIG 15 PSIG
Control "Rough In" Cut Out 2-1/8" x 3-1/4"
Control Sensor Cable 25', 2 Conductor, 22 AWG, Shielded Cable
Control Sensor "Rough In" Cut Out 7/8" Diameter
Generator Control Connection 3 Position Terminal Block
Generator Control Cable 25', 3 Conductor, 22 AWG, Shielded Cable
Width 17-1/2"
Depth 20-3/4"
Height 23-1/4"