

Specification Sheets (pdf files) |
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| Residential | Commercial | Radiant | |||
| RA-32 | RA-18 | CA-32 | CA-14 | SH-28 | SH-12-208 |
| RA-28 | RA-16 | CA-28 | CA-12-208 | SH-28-208 | SH-11 |
| RA-28-208 | RA-14 | CA-28-208 | CA-11 | SH-24-208 | SH-9 |
| RA-24-208 | RA-14-208 | CA-24-208 | CA-9 | SH-22 | SH-7 |
| RA-22 | CA-22 | CA-7 | SH-18 | SH-5 | |
| CA-18 | CA-5 | SH-14 | |||
| CA-16 | CA-14-208 | SH-14-208 | |||

Where To Buy-Distributors |
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| Exclusive Internet Distributors | Barnett | Wisconsin, North Dakota & Iowa |
Radiant Heating |
| Tankless-water-heaters.com | Moore Supply | Johnstone Supply | Heatmyfloors.com |
| National/Regional | Nebraska and Iowa | Dallas Area | Terratherm |
| Coburns | Charleston, Inc | H20 Supply | Radiant and More |
| Morrison Supply | South Dakota | Florida | Solar Heating |
| Winnelson | Johnstone Supply | Broedell | Solardirect |
| Ferguson Enterprises | Holt Supply | The Solarstore | |
| The Stockmarket | |||

Manufacturer's Representatives: |
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| Upper Midwest Franz Burris 612-619-7406 |
Alabama, Florida Panhandle Tim Morales & Associates 251-602-8333 tim@timmorales.com |
North & West Texas Bill Hudson EVP Sales (C)504-382-2151 |
Utah & Colorado Jensen Sales & Marketing 801-746-4476 |
Southern California ADEL Sales Adelsca@gmail.com |
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| Florida & Georgia Marsh & Moore 800-821-9936 904-827-8788 mminfo@marshmoore.com |
Louisiana & Mississippi Billingsley and Associates, Inc. 504-602-8100 |
South Texas MRK Sales 713-721-8722 steve@mrk-sales.com |
Oregon/Washington Five Star Marketing 360-897-2870 |
West Virginia Thompson Mechanical Sales 304-759-2201 thompsonmech@aol.com |
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| Indiana RCI Sales & Marketing, Inc. 317-899-7474 |
Sarah Thompson Inside Sales 888.296.9293 |
Other Locations / Info sales@seisco.com 888-296-9293 |
Memphis/Western Tennessee Central Sales Co 901-278-2251 regina@cscmemphis.com |
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Quick Service Guides |
| Quick Service Guide(Includes All Trouble Codes and Testing Information) |
| Installation and Service Manual(Large Detailed Manual With Photos) |
| Circuit Board Replacement Instructions |
| Warranty Summary |
| Parts Listing |

Warranty Information, Literature & Manuals |
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Warranty |
Literature |
Manuals |
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includes all trouble codes and testing information) |
Tri-Fold Consumer Brochure Interlock Relay Option |
Water Heater Owner’s Manual |
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Installation and Service Manual (Large detailed manual with photos) |
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Circuit Board Replacement Instructions |
28-32KW Optional Wiring Diagram |
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WHOLE HOUSE RESIDENTIAL WATER HEATERS (RA)
RA-32 is the high-end residential model for whole house water heatingUsed in demanding applications where incoming water temperatures or total flow requirements dictate more power than the RA-28. (Minimum 200 AMP Whole House Electrical Service recommended).
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RA-28 is the most popular residential model for whole house water heatingSized to replace a 50 gallon tank water heater, providing endless hot water for most applications. Ideal companion to Solar and Geothermal passive heat recovery systems. (Minimum 150 AMP Whole House Electrical Service recommended)
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RA-22 is ideal for the small house, apartment or condominiumDesigned to fill the gap between the RA-28 and RA-18 where the electrical load may dictate a smaller unit (Minimum 150 AMP Whole House Electrical Service recommended)
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RA-18 is the choice for warmer climates or smaller homesIdeal for homes where incoming water temperatures rarely fall below 65°F. Well suited for smaller homes, apartments or condominiums in warmer climates. Can be used to serve individual, bathrooms, kitchens, spas or whirlpool tubs in larger homes. (Minimum 125 AMP Whole House Electrical Service recommended)
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POINT OF USE RESIDENTIAL WATER HEATERS
Used for point-of-use applications at single, sinks and showers.Perfect for beach houses, casitas and pool houses, hair salons, horse stables, hunting and fishing cabins. Also great for small homes, apartment units and condominiums where the incoming water temperature is warmer than average. 240/208V Electrical service required.
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SPACE HEATING (SH) For Radiant Floor Heating
SH-28 |
SH-22 |
SH-18 |
SH-14 |
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SH-11 |
SH-09 |
SH-07 |
SH-05 |
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