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Amerec AK4.5

Amerec AK4.5

AK Series 4.5KW Steam Shower Generator

Model: AK4.5

SKU: 9014-120

The Amerec AK4.5 steam generator is an ideal solution for enhancing home and day spa steam baths, catering to areas up to 90 adjusted cubic feet (ACF). It features advanced technology, including Sequential Temperature Control, to ensure consistent steam production and prevent temperature fluctuations, providing an optimal bathing experience. The unit boasts a durable stainless-steel tank, industrial-grade heating elements, and innovative electronic systems for water level control. Designed for efficiency and reliability, the AK4.5 offers easy maintenance and a compact design, making it perfect for integrating into various spaces while ensuring a luxurious steam bath experience.

Regular price $2,525.00 USD
Regular price Sale price $2,525.00 USD
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  • Description
  • Features
  • Includes
  • Specifications
  • Technical

Amerec AK4.5 Steam Generator: Ultimate Comfort in Compact Design

The Amerec AK4.5 is a high-performance steam shower generator designed for small to medium-sized home and day spa steam baths, accommodating up to 90 adjusted cubic feet (ACF). This model blends innovative technology with robust construction to deliver a superior steam bathing experience.

Optimised Steam Production

  • Consistent Steam Flow

With Sequential Temperature Control, the AK4.5 ensures steady and even steam distribution, preventing sudden temperature changes and enhancing user comfort.

  • Advanced Engineering

The generator is designed to produce steam efficiently, maintaining consistent temperature levels for the most enjoyable steam bath experience.

Premium Build Quality

  • Durable Materials

Constructed with a stainless-steel tank and featuring industrial-grade heating elements, the AK4.5 is built to last and withstand the rigors of frequent use.

  • Innovative Features

Equipped with modular snap-in control connections and an electronic water level control system, the AK4.5 sets the standard for reliable and user-friendly operation.

Seamless Integration

  • Compact and Versatile

The AK4.5’s small footprint allows for discreet installation in various settings like vanities and cabinets, making it an ideal choice for space-conscious environments.

  • Easy Maintenance

The generator's design includes removable heating elements, facilitating straightforward and cost-effective servicing.

Enhanced Control and Customisation

  • User-Centric Operation

The AK4.5 can be operated with the K3 control unit or the R30K 30-minute timer, allowing users to tailor their steam bathing sessions to their preferences.

  • ComfortFlo Steam Head

Each AK4.5 unit comes with a ComfortFlo steam head, delivering a balanced and pleasant steam flow that enhances the overall bathing experience.

Efficiency and Reliability

  • Energy-Efficient Performance

The 4.5kW power rating of the AK4.5 makes it an energy-efficient choice for home and day spa use, providing ample steam without excessive energy consumption.

  • Dependable Daily Use

Both homeowners and commercial establishments value the AK4.5 for its low operational costs, efficiency, and reliable performance.

Expandable and Flexible

  • Accommodating Larger Spaces

Though compact, the AK4.5 can be linked with additional units to service steam rooms larger than 550 adjusted cubic feet, showcasing its adaptability to various project scales.

  • Automatic Drain System

To maintain peak performance and prevent mineral build-up, the Amerec Automatic Drain System is recommended, ensuring the longevity and efficiency of the steam generator.

Safety and Warranty

  • Peace of Mind

Backed by a limited lifetime warranty and compliant with UL, CSA, and CE standards, the AK4.5 represents a safe and sound investment in steam bath technology.

Compact Powerhouse for Luxurious Steam Baths

The Amerec AK4.5 steam generator, with its advanced features and reliable performance, is the perfect solution for those seeking a high-quality steam bathing experience in a compact form. Whether for home use or in a day spa setting, the AK4.5 promises years of enjoyable and trouble-free operation.



  • Sequential temperature control for consistent flow
  • Stainless steel tank
  • Industrial grade, serviceable heating elements
  • Durable electronic components
  • Electronic water-level control system
  • Low voltage safety control circuits
  • Available Auto Drain automatic draining system
  • Ability to field wire phase
  • Ability to connect multiple generators to heat steam baths larger than 550 cubic feet
  • Operates with inside/outside shower, on/off, time/temperature controls
  • Full 3/4" port drain valve
  • ASME safety valve
  • UL/CSA/CE listed

  • 4.5KW steam bath generator
  • Installation and operation manual
  • Limited warranty

ModelAK4.5
Minimum Adjusted Cubic Feet60 ACF
Maximum Adjusted Cubic Feet90 ACF
Kilowatt Rating (kW)4.5 kW
Shipping Weight (Lbs.)35 lbs
Water Supply Connection3/8" NPT
Generator Steam Line Connection1/2" NPT
Steam Head Connection1/2" NPT
Drain Connection3/4" NPT
Safety Relief Valve Connection3/4" NPT
Safety Relief Valve PSIG10 PSIG
Control 'Rough In' Cut Out2-3/8" Diameter
Control Sensor Cable25', 2 Conductor, 22 AWG, Shielded Cable
Control Sensor 'Rough In' Cut Out7/8" Diameter
Generator Control Connection8 Pin, Snap-In Connector
Generator Control Cable25', 8 Conductor, 28 AWG, Shielded Cable
Width In Inches16-1/2"
Depth In Inches6-1/4"
Height In Inches15"