EnergiVault delivers efficient cooling using modular cold thermal energy storage. Our technology integrates advanced refrigeration with high-capacity thermal batteries. These systems decouple cooling demand from peak electricity usage to lower costs. This scalable solution ensures resilient performance and long-term carbon reduction.
EnergiVault offers modular cold thermal energy storage solutions for chilled water systems, providing flexible, energy-saving, and resilient performance through advanced thermal chargers and batteries.
EnergiVault systems comprise a thermal battery charger, an innovative refrigeration module that produces the EnergiVault ice and a thermal battery for storing and discharging its thermal energy to a chilled water system.
Electricity time & source flexible.
1MWht charged in 7, 14, or 48 hrs charge cycles.
Proven technology pedigree.
Available as standalone or integrated in existing low temperature ammonia system.
Cold energy stored in 1MWht modules.
Scalable from 1MWht to Multi-MWh configurations.
Cooling delivered when needed.
50kW to 750kWt per module.
Support 0°C to 30°C chilled water circuits.
Multi MWh configurations.
Operational Resilience.
Discharge when it matters.
| Model | Stored Cooling Capacity [kWht] |
Max Cooling Power [kWt] |
Nominal Cooling Power [kWt] |
Chilled water system temp range | Compatible Charger | Max. Ambient Temp [°C] |
Dimensions L x W x H [m] |
Operating Weight [kg] |
|---|---|---|---|---|---|---|---|---|
| EVS1000 | 1000 | 400 | 250 | 0°C to 20°C | EVC90/ LT | 52°C | 6.06 x 2.44 x 2.9 | 26,000 |
| Download Datasheet | ||||||||
| EVS-TSR1 | 1000 | 750 | 250 | 6°C to 30°C | EVC90 | 52°C | - | - |
| Download Datasheet | ||||||||
| Model | Nominal Cooling Charge Rate [kWt] (2) |
Standard Battery temperature [°C] |
Dimensions L x W x H [m] |
Refrigerant (3) | Approx. Operating Weight [kg] |
|---|---|---|---|---|---|
| EVC90 | 60 - 90 | -3°C to -6°C | 3.5 x 2.3 x 2.3 | Ammonia | 3,500 |
| Download Datasheet | |||||
| EVC90LT | 60 - 90 | -10°C | 3.5 x 2.3 x 2.3 | Ammonia | 3,500 |
| Download Datasheet | |||||
| EVC90QC | 60 - 90 | -3°C | 3.5 x 2.3 x 2.3 | Ammonia | 3,500 |
| Download Datasheet | |||||
| EVC135ST | 90 - 135 | -3°C to -10°C | 3.5 x 2.3 x 2.3 | Ammonia | 1,500 |
| Download Datasheet | |||||
| Standard [S] | Low Temperature [LT] | Quad [Q] |
|---|---|---|
|
Charges 1MWht battery in 12-15 hrs
(or 6 to 7.5 hr with dual charger). Water or air cooled. |
Either S or LT charger capable of long duration charge (48 hr) of multiple batteries. | |
| Charges batteries for 6°C chilled water and above. | Charges batteries for 0°C low temperature chilled water. | |
| Standard 1MWht |
|
1MWht of stored latent heat in the form of EnergiVault ice.
Discharge 50kWt to 750kWt. |
Discover how EnergiVault’s thermal battery can revolutionise your energy strategy.
We offer tailored solutions that drive significant cost savings.