Illustration: an OS Power hybrid microgrid with solar panels, storage units and a genset

Solution

Microgrids and hybrid power for remote sites

Storage, genset and solar panels in one system under single responsibility. The genset runs short cycles in an efficient mode, and the battery carries the load most of the time.

Key figures

up to 1,000 hours

of genset operation without a service crew visit

manufacturer data

60-100 kW

built-in solar input of the 107 kWh cabinet, 3-4 MPPT trackers

manufacturer data

6-4,000 kVA

OS Power genset range

manufacturer data

What is expensive at an off-grid site

Fuel and delivery

A genset at low load burns fuel inefficiently, and delivering diesel to a remote site costs more than the fuel itself.

Engine hours

Round-the-clock genset operation means frequent service and a short time to overhaul.

Staff visits

Every service visit to a remote site means rotation crews, transport and downtime.

Unstable grid

A weak grid at the end of a line causes dips and outages that stop the site.

Solution

How it works

The energy management system synchronizes the gensets with the storage and the solar plant and monitors fuel, starts and alarms.

  1. Storage carries the loadThe OS Power battery supplies the site most of the time and smooths peaks.
  2. Genset runs short cyclesIt starts only to charge the battery in an efficient mode: less fuel, fewer engine hours and site visits.
  3. Solar cuts fuel consumptionDuring the day the solar plant supplies the load and charges the battery.
  4. Unified controlThe control system sees all sources and selects the cheapest mode.
Microgrid power flows
Solar plant primary source Genset backup Grid not available Control system Site LFP or NFPPstorage
  • primary source
  • backup
  • unstable
  • not available

The genset starts to charge the battery and runs at efficient load.

Where it is used

SiteTypical configuration
Off-grid base stations and telecom nodes48 V genset, solar panels, 48 V modules
Mining and oil and gas sites, worker campsN+1 containerized gensets, storage container, solar plant
Remote industrial sites and construction sitescontainerized power module, 215-261 kWh cabinets
Rural facilities and farms107 kWh cabinet with a solar input
Backup sites for data centers and critical infrastructuregensets, busbar storage, monitoring

Fuel savings depend on the load profile and the share of solar generation; an estimate for your site is available in the hybrid calculator.

Projects using this solution

Data from the group's manufacturers and partners as of 10.2026. Customer names are not published.

ChileMicrogrids

110+ off-grid autonomous sites

Equipment
48 V gensets as the primary source, 1,000 Ah batteries
Result
high altitude and snow, generation partner project

Projects

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Tell us about your site

Peak and average load, hourly load profile for a year (if available), tariff and price category, site climate and the task: lower electricity costs, backup, grid connection or on-site generation. We will reply with a configuration, an indicative payback and a lead time.

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