Look for the cabin dimensions that most closely match your steam room’s measurements to find the recommended generator size.
| *Cabin Dimensions | Cubic Feet | Generator |
|---|---|---|
| 3x3x7 | 63 | 4kw or 6kw |
| 3x4x7 | 84 | 7kw or 9kw |
| 3x5x7 | 105 | 9kw or 10.5kw |
| 3x6x7 | 126 | 9kw or 10.5kw |
| 3x7x7 | 147 | 10.5kw or 12kw |
| 3x8x7 | 168 | 12kw |
| 4x4x7 | 112 | 9kw |
| 4x5x7 | 140 | 9kw or 10.5kw |
| 4x6x7 | 168 | 10.5kw or 12kw |
| 4x7x7 | 196 | 12kw |
| 4x8x7 | 224 | 12kw |
| 4x9x7 | 252 | 12kw |
| 5x5x7 | 175 | 12kw |
| 5x6x7 | 210 | 12kw |
| 5x7x7 | 245 | 12kw |
| 5x8x7 | 280 | 12kw |
| 5x9x7 | 315 | 12kw |
*Cabin dimensions are based on WxLxH
NOTE: It’s safe and even recommended to use a generator size, 1-step higher than what the chart indicates.
| Model | kW | Amps | Volts | Phase | Wire Size |
|---|---|---|---|---|---|
| 450 | 4.5 | 19 | 240 | 1 | 12AWG |
| 600 | 6 | 25 | 240 | 1 | 10AWG |
| 750 | 7.5 | 32 | 240 | 1 | 8AWG |
| 900 | 9 | 38 | 240 | 1 | 8AWG |
| 1050 | 10.5 | 44 | 240 | 1 | 6AWG |
| 1200 | 12 | 50 | 240 | 1 | 6AWG |
CU Series, 30W Steam Bath Generator, Mr. Steam
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The Mr.Steam CU750 commercial steam bath generator is designed for the most demanding commercial steam rooms. This 18 kilowatt pressurized steam generator is suitable for one or two steam rooms measuring up to 750 cubic feet. The CU750 is a high-performance, low-maintenance commercial steam bath generator constructed with a durable stainless steel casing. It is vertically built to fit narrow mechanical rooms for easy installation and maintenance and measures 20” wide, 30” deep, and 38” high. The CU750 steam bath generator complies with cULus and ASME requirements. It also features a National Board-certified pressure vessel wrapped in fibrous glass insulation for efficient performance and utilizes an 18 kilowatt stainless steel heating element. The CU750 automatically maintains pre-set steam room temperatures using a required Digital 1 control package. The CU1-Digital 1 control package includes the Digital 1 operating control, Digital 1 sensor with 30-foot sensor cable, Digital 1 sensor cover, 3/4” NPT steam head, acrylic steam shield, and a steam solenoid valve. For enhanced quality and reliability, we highly recommend purchasing the programmable Automatic Blowdown System for automated on/off operation and draining capabilities. Additionally, consider an effective water treatment system to ensure peak performance. The CU750 commercial steam bath generator will satisfy steam bathers with exceptional comfort and allow owner/operators to gain peace of mind.elaxation and rejuvenation, stimulation and exhilaration.