GREENROCK saltwater energy storage paves your way to your energy independence!
GREENROCK’s battery technology is the safest and greenest electricity storage device in the market for storing electric power. Maintenance-free and reliable at the same time. Robust due to the possibility of a complete deep discharging of the battery.
A wide temperature tolerance window allows additional flexibility for you as a customer. Even if it gets really hot, the GREENROCK power storage can neither burn nor explode.
Safety first! See for yourself!
Scalable from 5 kWh
to multiple hundred kWh
Safe – Saltwater battery surviving 30 minutes in fire hell
See for yourself how safe this technology is.
Are you interested?
Define your ideal energy storage solution
What storage capacity is needed for my electrical energy storage? Which energy should the storage deliver? What is the optimal energy storage size for my photovoltaic and my electricity needs? The electrical energy storage configurator helps you to define your ideal storage. Easy and quick.
GREENROCK – Technical Data
Standard solutions of 5 kWh – 30 kWh
Project-related solutions up to 1MWh
24V and 48V
Single-phase or three-phase
AC or DC coupling possible
Depth of Discharge DOD:
15 years (@ 70% usable capacity)
@ 100% DoD > 3.000 cycles
@ 80% DoD > 5.000 cycles
-5°C – 50°C
Weight per kWh:
60kg + 1x junction box 30 kg
Own consumption of solar power, wind energy, …
Off-grid island solution
Additional points to consider:
No separate structural measures needed
No requirements regarding transport = harmless merchandise
GREENROCK – Key facts
Plug & Play ready-to-connect complete storage system
The safest and most environmentally friendly power storage
Installed thousands of times worldwide
No toxic materials
Safe to touch
Secure against vandalism
Wide temperature range -5°C to 50°C
Even in state of deep discharging and partial charge long system life
Environmentally-friendly salt water based electrolyte
No special construction regulations regarding battery compartment to be considered
Transport as harmless goods – no dangerous goods
Island operation / Emergency power storage / energy storage cluster with intelligent energy management system
Island Mode functionality? Emergency Backup storage system? Micro-grid and energy storage cluster? Have your GREENROCK your way!
We ship GREENROCK pre-configured to your needs. Plug & Play, easy to install!
You want to maintain an energy self-sufficient micro-grid, off-grid island?
Emergency back-up storage to secure the energy supply for critical appliances?
Energy storage cluster
Energy storage cluster to bundle several single GREENROCK system into one storage cluster?
GREENROCK – saltwater storage
Selected Customer projects – GREENROCK in use
Step towards energy independence. Be informed about saltwater electrical energy storage.
Are you interested in a successful partnership?
Fill out the contact form and you will receive detailed information about our sales partner program – completely free of charge and without obligation! We look forward to you!