One Day Sale! ThermoPower-VHP30 For Just $899.99 & TitanPowerPlus-SU24 Flat Plate For Just $550.99! Natural Gas Backup Tanks For $1299.99!
Click To Contact SunMaxx Solar Today
Solar Hot Water Storage Tanks Made in USA

Solar Hot Water Storage Tanks Made in USA

StorMaxx solar hot water storage tanks from SunMaxx are industry-leading solar storage tanks ideal for a variety of residential, commercial and municipal solar hot water and heating applications, including:

  • Domestic Hot Water
  • Radiant / Space Heating
  • Pool / Spa Heating
  • Process Heating

StorMaxx solar hot water storage tanks are available in a variety of sizes making them ideal for the smallest 2 person domestic hot water system to the largest commercial / municipal solar heating system.

StorMaxx solar storage tanks are used in thousands of solar hot water and heating systems across the United States and around the world. Top StorMaxx tank users include Fort Hood US Army Base, Westchester Community College, the Broome County YMCA and many, many more.

StorMaxx solar hot water storage tanks come in a wide range of sizes for a wide range of projects so there is surely one just right for the install at hand. We have tanks for residential systems ranging from 60 to 120 gallons in storage capacity and include copper coil heat exchanger which make the tanks hook up easily to any SunMaxx system.

Sizing Guide: Find The Perfect Storage Tank For You

Let us walk you through choosing the right solar storage tank for your needs!

Available Storage Tanks:

Residential Storage Tanks | Residential Tank Sizing Guide

StorMaxx PTEC Solar Hot Water Storage Tanks

StorMaxx PTEC Storage Tanks

StorMaxx PTec solar hot water storage tanks are extremely durable and virtually maintenance free. StorMaxx PTec tanks are enamel lined steel tanks enveloped in a soft jacket shell for added insulation.

  • 2 large surface bare-tube heat exchangers
  • Sensor tube included
  • Soft jacket shell with PVC cover
Model Capacity (G) # Heat Exchangers Diameter (in) Height (in) Weight (lb) Backup Heat Source Certification(s) More Info
StorMaxx-PTec-50-2HX-v2 50 2 23.6 48.5 187.4 Boiler   Click Here
StorMaxx-PTec-80-2HX-v2 80 2 23.6 66.9 251.3 Boiler   Click Here
StorMaxx-PTec-105-2HX-v2 105 2 27.6 65.4 366.0 Boiler   Click Here
StorMaxx-PTec-119-2HX-v2 119 2 27.6 70.9 388.0 Boiler   Click Here
StorMaxx SE Solar Hot Water Storage Tanks

StorMaxx SE Storage Tanks

The StorMaxx SE is a durable porcelain enamel, glass-lined tank. Highly resistant to abrasive water. Not susceptible to damage due to the presence of chloride in the water. Built to last - Inner tank is hand-crafted from heavy gauge steel. Longer life equals a higher "Return on Investment".Outer jacket made from steel and powder coated for a lasting, durable finish.

  • Automatic controls - immersion aquastat used
  • Factory installed brass drain valve - accessible, tamper-proof
  • Factory installed T&P valve - CSA listed
  • 2" Non-CFC foam insulation - decreases standby heat loss
Model Capacity (G) # Heat Exchangers Diameter (in) Height (in) Weight (lb) Backup Heat Source Certification(s) More Info
StorMaxx-SE-50-1HX-EE 45 1 22 48.25   Electric   Click Here
StorMaxx-SE-80-1HX-EE 75 1 24 64.00   Electric   Click Here
StorMaxx-SE-80-2HX-EE 75 2 24 64.00   Electric   Click Here
StorMaxx-SE-119-1HX-EE 110 1 28 65.00   Electric   Click Here
StorMaxx-SE-119-2HX-EE 108 2 28 65.00   Electric   Click Here
StorMaxx CTEC Solar Hot Water Storage Tanks

StorMaxx CTEC Storage Tanks

StorMaxx CTec solar hot water storage tanks are large 211 gallon, low pressure solar thermal storage tanks. CTec tanks have three internal exchanger coils and enough insulation to earn them an R-value of 16.

  • 2 bare tube steel coil heat exchangers
  • 1 corrugated stainless steel coil heat exchanger for DHW
  • 6 ports for supply, return, stratification and recirculation
  • Sensor ports Included
  • 4" CFC Free soft foam insulation with PVC coating
Model Capacity (G) # Heat Exchangers Diameter (in) Height (in) Weight (lb) Backup Heat Source Certification(s) More Info
StorMaxx-CTec-211-3HX 211 3 39 79.5   Boiler   Click Here
StorMaxx Marathon ME/MS Solar Hot Water Storage Tanks

StorMaxx ME/MS Storage Tanks

Marathon Tanks in conjunction with Rheem-Ruud, is now offering Rheem Marathon tanks for the convenience of our Customers. Marathon tanks are plastic molded tanks that resist corrosion and come with a lifetime warranty.

  • Extremely durable
  • lifetime warranty
  • Replaceable brass drain valve
Model Capacity (G) # Heat Exchangers Diameter (in) Height (in) Weight (lb) Backup Heat Source Certification(s) More Info
StorMaxxMS-050 50 NA 23.5 62.75 100 NA   Click Here
StorMaxxMS-085 85 NA 28.25 66.25 134 NA   Click Here
StorMaxxMS-105 105 NA 30.25 66.75 152 NA   Click Here
StorMaxxME-020 20 NA 23.5 34.5 43 Electric   Click Here
StorMaxxME-030 30 NA 21.5 53.0 69 Electric   Click Here
StorMaxxME-040 40 NA 21.625 65.5 81 Electric   Click Here
StorMaxxME-050 50 NA 23.5 66.75 91 Electric   Click Here
StorMaxxME-050S 50 NA 28.5 47.25 89 Electric   Click Here
StorMaxxME-075 75 NA 28.25 62.625 112 Electric   Click Here
StorMaxxME-105 105 NA 30.25 70.75 135 Electric   Click Here
StorMaxx SDB Solar Hot Water Storage Tanks

StorMaxx SDB Simple Drainback Storage Tanks

Our StorMaxx SDB Solar Storage Tanks are made with extremely durable materials with a high tech titanium steel/porcelain enamel bond that is expected to last 15 years or more. Our spirally augmented copper coils allow extremely efficient heat exchange within the tanks. Our outer jacket made from painted alloy steel provides a very clean look to the system. We use polyurethane insulation for maximum heat preservation. The tanks come in 80 and 120 gallon sizes.

  • Pre-Assembled for Fast Installation
  • Hot Spring Heat Exchanger
  • Fully Automated Drainback Controller
  • Long Life Wilo Pump
  • Closed System Requires Little Maintenance
Model Capacity (G) # Heat Exchangers Diameter (in) Height (in) Weight (lb) Backup Heat Source Certification(s) More Info
StorMaxxSDB-80-1HX 80 1 22.375 69 235 NA   Click Here
StorMaxxSDB-120-1HX 120 1 27.375 65 325 NA   Click Here
StorMaxx XL Solar Hot Water Buffer Tanks

StorMaxx XL Solar Hot Water Buffer Tanks

The StorMaxx XL vertical & horizonal low pressure tanks come in 200 and 500 gallon sizes and both sizes are ASME rated. The tanks come with a 2" non-cfc foam insulated jacket.

  • Twin 1" Magnesium Anode rods
  • Glass Enamel Lined
  • 2" Non-CFC Foam Insulation
  • One 3/4" aquastat connection
  • Factory Installed Brass Drain Valve
Model Capacity (G) # Heat Exchangers Diameter (in) Height (in) Weight (lb) Backup Heat Source Certification(s) More Info
StorMaxxXL-0200-V-L (vertical) 200 NA 34 79.5 872 NA   Click Here
StorMaxxXL-0500-V-L (vertical) 500 NA 46 88 1585 NA   Click Here
StorMaxxXL-0500-H (horizontal) 500 NA 42 88 1585 NA   Click Here
StorMaxxXL-1000-H (horizonal) 1000 NA 48 138 3165 NA   Click Here

Commercial Storage Tanks | Commercial Tank Sizing Guide

StorMaxx NP Solar Hot Water Storage Tanks

StorMaxx NP Non-Pressure Commercial Solar Storage Tanks

SunMaxx manufactures a variety of solar hot water storage tanks designed for commercial and government installations. Combining both European and U.S. technology, these tanks store large amounts of solar energy at lower temperatures, which will reduce costs and improve the quality and overall performance of the solar systems.

  • Capacities from 120G up to 5000G
  • Ships flat and crated
  • Durable, efficient design & manufacturing
Model Capacity (G) # Heat Exchangers (max) Diameter (in) Height (in) Weight (lb) Backup Heat Source Certification(s) More Info
StorMaxxNP-0184 184 1 40 48 137 Electric, Boiler   Click Here
StorMaxxNP-0228 228 1 44 48 141 Electric, Boiler   Click Here
StorMaxxNP-0275 275 2 48 48 155 Electric, Boiler   Click Here
StorMaxxNP-0328 328 3 52 48 166 Electric, Boiler   Click Here
StorMaxxNP-0354 354 3 48 60 179 Electric, Boiler   Click Here
StorMaxxNP-0415 415 4 58 48 185 Electric, Boiler   Click Here
StorMaxxNP-0422 422 3 52 60 222 Electric, Boiler   Click Here
StorMaxxNP-0512 512 4 64 48 206 Electric, Boiler   Click Here
StorMaxxNP-0533 533 4 58 60 226 Electric, Boiler   Click Here
StorMaxxNP-0620 620 6 70 48 227 Electric, Boiler   Click Here
StorMaxxNP-0659 659 4 64 60 264 Electric, Boiler   Click Here
StorMaxxNP-0738 738 7 76 48 241 Electric, Boiler   Click Here
StorMaxxNP-0798 798 6 70 60 274 Electric, Boiler   Click Here
StorMaxxNP-0806 806 4 64 72 281 Electric, Boiler   Click Here
StorMaxxNP-0822 822 8 80 48 267 Electric, Boiler   Click Here
StorMaxxNP-0949 949 7 76 60 309 Electric, Boiler   Click Here
StorMaxxNP-0957 957 8 86 58 303 Electric, Boiler   Click Here
StorMaxxNP-0975 975 6 70 72 314 Electric, Boiler   Click Here
StorMaxxNP-1160 1160 7 76 72 314 Electric, Boiler   Click Here
StorMaxxNP-1205 1205 11 96 48 359 Electric, Boiler   Click Here
StorMaxxNP-1312 1312 13 100 48 374 Electric, Boiler   Click Here
StorMaxxNP-1504 1504 8 86 72 413 Electric, Boiler   Click Here
StorMaxxNP-1550 1550 11 96 69 426 Electric, Boiler   Click Here
StorMaxxNP-1780 1780 8 86 84 508 Electric, Boiler   Click Here
StorMaxxNP-1900 1900 11 96 72 539 Electric, Boiler   Click Here
StorMaxxNP-2000 2000 13 100 72 554 Electric, Boiler   Click Here
StorMaxxNP-2100 2100 15 110 60 580 Electric, Boiler   Click Here
StorMaxxNP-2500 2500 19 120 60 584 Electric, Boiler   Click Here
StorMaxxNP-2965 2965 19 120 72 688 Electric, Boiler    
StorMaxxNP-3450 3450 23 128 72 771 Electric, Boiler   Click Here
StorMaxxNP-3500 3500 19 120 84 864 Electric, Boiler    
StorMaxxNP-4000 4000 23 128 84 979 Electric, Boiler    
StorMaxxNP-4500 4500 23 135 84 1078 Electric, Boiler   Click Here
StorMaxxNP-5000 5000 23 142 84 1144 Electric, Boiler   Click Here

Questions? Ready To Get Started?

Get more information or order our Solar Hot Water Storage Tanks Made in USA:

1.877.786.6299

Non-Pressure Tanks Vs Pressurized Tanks

Features & Benefits Of StorMaxx-NP Tanks

[table id=1 /]

20-Year Cost: NP Vs Pressure Tanks

[table id=2 /]

Questions? Ready To Get Started?

Get more information or order our Solar Hot Water Storage Tanks Made in USA:

1.877.786.6299

Installation Image Galleries

Related Documents & Resources

Product Documents

Collector Certifications

Diagrams & Case Studies

Videos

Featured Installations

Questions? Ready To Get Started?

Get more information or order our Solar Hot Water Storage Tanks Made in USA:

1.877.786.6299