Before You Go! Do You Need Help Sizing a Thermal System?

Speak with our team about your building, hot water demand, heating and cooling requirements, or mechanical-room limitations.

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Store heat when power is cheap. Use it when it isn’t.

Starting at $1,190

Store thermal energy when electricity costs less, then use that stored heat for hot water and heating when rates and demand are highest.

We Got You Covered

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10 Year Warranty

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Modular Design

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Engineering Support

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Fast Delivery

BOOK YOUR SIZING CALL

Confirm Your Project Sizing

Schedule a quick call with our team to review your building, load, and recommended tank configuration. We’ll help confirm the right starting size, answer project questions, and outline the next step.

You’ll leave with:

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Tank size

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Storage capacity

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Starting pricing

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Next steps

Benefits

Built for the load

A thermal battery that works with your existing systems.

Dashboard

Modular system

Start with one tank and add more as your load grows.

Easy install

Ships in parts, assembles on site and fits spaces traditional tanks cannot.

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Peak shaving

Heat water off peak and use stored heat during expensive hours.

Incentives

Pairs with heat pumps and solar and may qualify for rebates.

Thermal Tank Options

Four sizes. One call to find the right fit.

From residential hot water to large multifamily and commercial systems, Thermal Tanks can be used individually or combined for larger storage requirements.

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80 gallon
Homeowner pick
$1,190
Includes:
12 kWh storage
Modular design
10 year warranty
Single family homes
Easy assembly
Lowest upfront cost
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350 Gallon
Small Multifamily
$3,427
Includes:
54.6 kWh storage
Modular design
10 year warranty
Small multifamily
Easy assembly
Light commercial
500 Gallon
Larger multifamily, hospitality, and more
$4,464
Includes:
77 kWh storage
Modular design
10 year warranty
Mid size multifamily
Easy assembly
Best value
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700 Gallon
Maximum Single Tank Storage
$5,798
Includes:
108 kWh storage
Modular design
10 year warranty
Large commercial
Easy assembly
Highest capacity
Quick Sizing Tool

How much thermal storage does your project need?

Answer a few simple questions to get a preliminary tank recommendation based on your home or building.

4 people
110+

Move the slider for a quick starting point. Final sizing should use your actual project load.

Your starting point
1 × 80 Gallon
Thermal Storage 12 kWh
Tank List Price $1,190
✓ Single family homes ✓ Compact starting point ✓ Expandable system
Confirm My Sizing

Preliminary recommendation only. Installation and system equipment are quoted separately.

Use this as a starting point. We can review your actual hot water or heating load and confirm the right configuration.

How It Works

Charge. Hold. Use.

A simple cycle that saves money every single day.

PVT On Roof

Charge When Energy Costs Less

Use a heat pump, solar, waste heat, boiler, or other thermal source to charge the tank when it makes the most sense.

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Hold the Energy

The highly insulated tank stores that thermal energy until your building needs it.

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Use It When Demand Is High

Draw from stored thermal energy for hot water or heating instead of producing all of that energy at the moment of peak demand.

Incentives

Someone may pay you to install this.

Rebates and programs can cut the cost dramatically.

Electrification Incentives

Projects combining thermal storage with qualifying heat pump or electrification equipment may be eligible for federal, state, local, or utility programs.

Demand Management

Stored thermal energy can reduce the amount of heating or hot water equipment that needs to operate during periods of high building demand.

Time of use savings

Produce and store thermal energy during lower cost periods, then use it when electricity prices rise.

Find Energy Incentives for Your Project Now

Search federal, state, local, and utility programs that may support thermal storage, heat pumps, electrification, load shifting, domestic hot water, and related energy improvements.

Programs, funding, deadlines, and eligibility requirements may change. Search results are intended for initial research and should be confirmed with the program administrator and the project’s qualified financial, tax, or engineering professionals.

BUILT FOR REAL-WORLD APPLICATIONS

Thermal energy systems designed around how buildings actually operate.

Thermal Energy HQ systems are designed for environments where hot water demand, energy efficiency, and operational reliability are critical, including hospitality, multifamily housing, healthcare, restaurants, laundromats, and other high-demand facilities.

Hospitality & Resorts

PVT On Roof

"TEHQ really did what they said they were going to do. They just installed their system, which now allows us to have all the hot water we need for our guests and use the sun’s energy to do it with no electricity needed."

Richard D.

Managing Director

Restaurants & Food Service

People standing in front of installed thermal tank

". . . You always need reliable hot water for handwashing, cleaning, and food prep. The efficiency this system brings to the kitchen is a game changer, and that’s exactly what Thermal Energy HQ delivered."

James B.

Head Chef

Multifamily & Residential

PVT on roof with city behind it

"Working with Thermal Energy HQ gave us confidence from the start. They understood the demands of a multi-unit property and delivered a system that improved hot water reliability for our residents."

Brian C.

Property Manager

Frequently Asked Questions

Find answers to common questions about thermal tank selection and deployment.

What size tank do I need?

Tank sizing depends on peak demand, recovery time, and your heating source capacity. We assess your facility's hot water draw patterns to recommend the right volume for your application.

Can thermal tanks work with existing systems?

Yes. Thermal tanks can often be integrated with boilers, heat pumps, and solar-supported systems depending on the existing setup and project goals.

How do you minimize heat loss?

Our tanks use high-performance insulation and optional heat tracing to maintain temperature.

What maintenance is required?

We provide maintenance guidance and can schedule service checks to keep your system running efficiently.

Do you offer installation support?

We work with qualified installers and provide technical documentation, piping diagrams, and on-site consultation to ensure proper setup and system performance.

LET’S REVIEW YOUR PROJECT TODAY