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APOLLO DHW160 MAX Elite - Stainless Combined Indirect Water Heater Tank
APOLLO DHW160 MAX Elite - Stainless Combined Indirect Water Heater Tank
APOLLO DHW160 MAX Elite - Stainless Combined Indirect Water Heater Tank
APOLLO DHW160 MAX Elite - Stainless Combined Indirect Water Heater Tank

APOLLO DHW160 MAX Elite - Stainless Combined Indirect Water Heater Tank

$4,671.35 $3,737.08 20% off at checkout
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  • USA/CAN Shipping
  • 30 Day Return
  • Active Support
  • Since 2008
  • 10-Year WarrantyEvery Apollo DHW MAX tank ships with a 10-year manufacturer warranty.
  • Stainless Steel 316Inner tank and coil built from SS316 for maximum corrosion resistance and longevity.
  • All-in-One DesignCombined DHW and buffer in a single footprint — fewer connections, less space, simpler install.
  • High-Efficiency Insulation2" side and 3" top polyurethane foam cuts standby heat loss and prevents condensation.
  • 20% More Hot WaterAPOLLO patent cold water inlet design recovers up to 20% more usable hot water from every cycle.

Product details

STAINLESS COMBINED INDIRECT WATER HEATER TANK WITH BUFFER – SPACE-SAVING ALL-IN-ONE DESIGN

The APOLLO DHW160 MAX is a combined domestic hot water (DHW) and buffer tank, designed for the APOLLO heat pump systems. Built in stainless steel 316, it delivers high durability, excellent insulation, and optimized system performance for residential or commercial installations.

 

Key Benefits

  • All-in-one DHW + buffer tank to save space and simplify installation
  • Buffer (30Gal) for improved heat pump performance and defrost cycles
  • High insulation (2"–3") to reduce heat loss and prevent condensation
  • Stainless steel 316 construction for long-lasting corrosion resistance
  • Domestic cold water inlet APOLLO patent design for 20% more hot water

 

Specifications

  • DHW Volume: 130 Gal.
  • Buffer Volume: 30 Gal 
  • Material: Stainless Steel 316 (inner tank & coil)
  • Connections: DHW Inlet/Outlet: 3/4", Hydro Smart Inlet/Outlet: 1", Coil Inlet/Outlet 1", Buffer connections: 1 1/4"
  • Coil: 3/4" × 150' with 1" adapter
  • Insulation: 2" sides / 3" top polyurethane foam
  • Pressure Rating: 200 psi
  • Relief Valve: 120 psi
  • Drain Valve: Included
  • Warranty: 10 years
  • Application: Residential & commercial heat pump systems

Customer Success Stories

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The Apollo heat pump system is very efficient, quiet, and easy to install. It stands out for its clear design, well-organized components, and advanced features like a touchscreen and remote monitoring through an app. It also allows precise temperature control and includes an electric backup for very cold conditions. Overall, it's a reliable and practical system.

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Heats my home nicely and economically. The cold weather does not seem to affect the pump. Overall I'm very happy with the system. The techs have been very helpful whenever I have had questions regarding installation, etc.

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Since installing the Apollo heat pump, our energy bills have plummeted. It pulls heat right out of the air outside, even when it's freezing, and uses a fraction of the electricity our old system did. It's incredibly efficient

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I was skeptical about a heat pump in our cold climate, but the Apollo proved me wrong. It consistently delivers strong, comfortable heat to our entire home, even during the deepest winter freezes. It's a truly robust system

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Upgrading to the Apollo air-to-water heat pump was the best decision for our home. It integrated perfectly with our existing radiant floor heating. It runs quietly outside and provides perfectly even, comfortable heat inside

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You can tell just by looking at the Apollo unit that it's built to last. It handles the elements outside without a problem and operates surprisingly quietly. It gives us total peace of mind knowing we have such a dependable system

Maximizing Efficiency with Apollo Heat Pump

Economical performance that isn't affected by low temperatures.

Reliable Heating in Cold Weather

Economical performance that isn't affected by low temperatures.

Incredible Energy Savings

Slashing utility bills with high-efficiency air-to-water technology

Reliable Heat, No Matter the Weather

Powerful performance that stands up to freezing temperatures

The Ultimate Home Heating Upgrade

Seamlessly integrating with existing radiant or hydronic systems

Built to Weather Any Storm

Heavy-duty construction for years of reliable, quiet operation

Maximizing Efficiency with Apollo Heat Pump

Maximizing Efficiency with Apollo Heat Pump

Reliable Heating in Cold Weather

Reliable Heating in Cold Weather

Incredible Energy Savings

Incredible Energy Savings

Reliable Heat, No Matter the Weather

Reliable Heat, No Matter the Weather

The Ultimate Home Heating Upgrade

The Ultimate Home Heating Upgrade

Built to Weather Any Storm

Built to Weather Any Storm

Apollo DHW MAX Series

Built for heat pump DHW performance

  1. Stainless 316 inner tank & coil

    Resists corrosion from DHW minerals and closed-loop fluids for a service life measured in decades.

  2. Combined DHW + buffer volume

    Single tank eliminates a separate buffer vessel — less piping, fewer leak points, smaller footprint.

  3. 2"–3" polyurethane foam insulation

    Thick foam jacket minimizes standby heat loss and keeps condensation off the tank surface.

  4. Optimized for heat pump cycling

    Buffer volume absorbs thermal mass during defrost cycles, protecting efficiency and reducing short-cycling.

  5. APOLLO patent cold water inlet

    Proprietary inlet stratification increases usable hot water delivery by up to 20%.

  6. 200 psi rated, relief valve included

    Rated for 200 psi, 120 psi relief valve and drain valve included — no extra hardware needed.

Apollo DHW MAX tank cutaway diagram
Apollo DHW MAX combined water heater tank

Residential & commercial ready

Sized and rated for both residential and light commercial heat pump DHW applications.

Flexible connection layout

Dedicated ports for DHW, Hydro Smart, coil, and buffer circuits — no field adapters for standard installs.

Defrost-cycle protection

Buffer volume absorbs and releases energy during heat pump defrost for stable DHW output in cold weather.

10-Year warranty

Backed by a 10-year manufacturer warranty and full MBTEK after-sale technical support.

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