EMS portrait for OpenEMS Association e.V.
- Company
- OpenEMS Association e.V.
- Company headquarters
- Deggendorf, Germany
- Energy management system (EMS)
- OpenEMS
- Website
- https://openems.io/
The following information is from the last update, which took place in 2022 - 2023. If you are reading this notice, the provider has not updated its information since the last update and the information may be out of date.
General information
| Main application | HEMS (Home Energy Management System) |
| main target group |
|
| secondary target group |
|
| Utility service | electricity, heating |
| Do Swiss customers belong to your target group? | Yes, but they are not in our main target group |
Functions for real estate
-
Measurements
MultitenancyMeasurements for billing -
Visualisation & Monitoring
Monitoring and operational supervision, Incident managementMeasurement data processing (Reporting, Data disaggregation, Analysis of energy flows)Visualizations (building level or apartment level)Demonstrating the potential financial savings for end customersPV performance evaluation -
Control systems
Self-consumption optimization on junction boxE-mobility dynamic load managementE-mobilty Demand-based charging management (Prioritization)E-mobility V2HWeather forecastingSelf-consumption optimization by energy communitiesFlexible prioritization of consumersControl of consumers using dynamic tariffsReceiving ripple control signalsDynamic feed-in regulationRetrieval flexibilitiesActive battery management -
Services
VEWA conform billingZEV billingCollectionDirect marketing -
Certificates
SmartGridreadyMETAS certificationMinergie monitoring
Offer for utilities
-
Operation
Application in single- & multi-family housesMultitenancyIncident managementAuthorization managementPortfolio overview -
Market needs
Electricity tariffsE-Mobility billing -
Grid needs
Ripple control system replacementReactive current detectionPeak shavingLoad shiftingFlexibility aggregationE-mobility V2G
Specifications
| Interfaces to utility systems |
|
| Commercialisation by utilities |
Yes, with white label under certain conditions |
Compatible Components
Note: The distinction between measurements and controls was introduced with the update in 2026. The company has not updated its data since it was recorded in 2023. Accordingly, previous information has been carried over for both measurements and controls.
| Measurable components | Controllable components | |
|---|---|---|
| Electricity meter |
Standard offer available |
|
| Heat meter |
Standard offer under development |
|
| Water meter |
No offer |
|
| Gas meter |
Not stated |
|
| Inverter/PV plant |
Standard offer available |
Standard offer available |
| Battery storage |
Standard offer available |
Standard offer available |
| Heat pump |
Standard offer available |
Standard offer available |
| Combined heat and power plant (CHPP) |
Standard offer available |
Standard offer available |
| Water boiler |
No offer |
No offer |
| Other heating systems (Heating rods, fossil fuel heaters, etc.) |
Standard offer available |
Standard offer available |
| Heat storage |
Individual offer developable |
Individual offer developable |
| EV-charging station |
Standard offer available |
Standard offer available |
| Average cost to implement new producers (driver development) |
0.5 - 20 developer days |
|
Operating modes Components
-
Charging station
Solar based chargingAffordable chargingPriority chargingConsideration of load limits
-
Heat pump
Dynamic setpoint shiftsForecast-based control
-
Heating rods
Stepless control
Technical information
| Operating elements |
|
| Components of the product |
|
| Interfaces to components |
|
| Communication interfaces | GSM, KNX, LAN, Powerline, WLAN |
| Standardized customer interface in accordance with VSE branch directive | Not stated |
| Interface for reading measured values from intelligent measuring systems | Not stated |
| Integration of third-party systems to influence hardware | Individual offer developable |
| Control and regulation mechanisms | If-Then Functions, Algorithms (consideration of several factors), AI (self-learning algorithms, etc.) |
| Control of components | Centrally in a control box (local) |
Intervals for data measurement and transmission
| Data measurement for control | In real time (up to 5 seconds) |
| Data measurement for electricity billing | In real time (up to 5 seconds) |
| Data measurement for heat billing | Other |
| Data measurement for water billing | Other |
| Data measurement for e-mobility billing | In real time (up to 5 seconds) |
| Data transmission | In real time (up to 5 minutes) |
Installation & Operation
| When purchased via utility | Installation by Specialist partner, utility, externer Installateur |
| When purchsed via EMS provider | Not stated |
| When purchased via wholesale | Installation by Specialist partner, utility, externer Installateur |
| Duration of installation at the end customer | project-specific |
| Software updates | Individually tailored to the customer |
| Software updates - Through EMS provider | Not stated |
| Software updates - Through specialist partner | Automatic process |
| Software updates - Through utilities | Not stated |
| Warranty | Not stated |
| Lifetime | Not stated |
Data protection and IT security
| Data storage | Locally at the client's site, Cloud - in Europe, outside of Switzerland |
| Certification of Cloud solution | No certification |
Costs
Costs at single-party building level
These are rough estimates. An offer must be requested for exact cost information.
The following use case was assumed for the cost estimate:
1 single-party building with the following existing components (excluding commercial use):
- Metering units: 1 electricity meter
- 1 photovoltaic system (with 1 inverter) with battery storage
- 1 heat pump (SG-Ready)
- 1 hot water boiler (relay control)
- 1 fully equipped charging station (AC charging)
Costs at multi-unit building level
These are rough estimates. An offer must be requested for exact cost information.
The following use case was assumed for the cost estimate:
1 multi-unit building with the following existing components (excluding commercial premises):
- Metering units: 20 electricity meters
- 1 photovoltaic system (with 1 inverter) with battery storage
- 1 heat pump (SG-Ready)
- 1 hot water boiler (relay control)
- 20 parking spaces, 5 of which are fully equipped with charging stations (AC charging)
Functions (fulfilled)
Measure electricity meter
Functions (fulfilled)
Measure electricity meter
Functions (not fulfilled)
Integration PV system
Control heat pump
Control water boiler
Battery storage control
Active battery management
Dynamic load management
Dynamic feed-in regulation
Self-consumption optimization on junction box
Functions (not fulfilled)
Integration PV system
Control heat pump
Control water boiler
Battery storage control
Active battery management
Dynamic load management
Dynamic feed-in regulation
Self-consumption optimization by utilities
ZEV billing (pure data delivery, no collection)
| Single-party building | |
|---|---|
| Comment | |
| One-time hardware costs | Not stated |
| One-time software costs | Not stated |
| Total of one-time costs | Not stated |
| Installation cost | Not stated Not stated |
| Project management costs | Not stated |
| Annual costs | Not stated |
| Multi-unit building | |
|---|---|
| Comment | minimal costs, since open source. Exact details by sales partner -offer |
| One-time hardware costs | Not stated |
| One-time software costs | Not stated |
| Total of one-time costs | Not stated |
| Installation cost | Not stated |
| Project management costs | Not stated |
| Annual costs | Not stated |
| Deviation/discounts for portfolio with 100 buildings (per building) | Not stated |
Information about the company
| Establishment in Switzerland | Yes, we are compatible with the Swiss system: currency, tariff system, etc. |
| Do you already work together with utilities? |
Yes
With whom, or how many: Not stated |
| Other partners/clients | Various wholesalers |
| Number of installations in Switzerland | Not stated |
| Number of installations in Europe (excl. Switzerland) | 5 digit number |
| Founding year | 2018 |
| Number of FTE | 200 |