C&I ENERGY STORAGE Commercial battery storage, hybrid systems and larger energy platforms for business and industrial applications.
Partner Portal · linker01@de-linker.com
COMMERCIAL STORAGE · BUILT AROUND THE LOAD

When energy demand gets bigger, storage has more work to do.

From peak-demand management to solar self-consumption and commercial backup, Linker brings together C&I battery systems, hybrid inverters, controls and technical product support for larger energy projects.

Start with the application, site demand or product platform. We can help narrow the hardware and documentation around it.

C&I SCALE Built for Larger Loads
Commercial inverter and battery platforms for businesses, industrial facilities and larger energy applications.
OUTDOOR Cabinet-Based Storage
Outdoor storage options can reduce the need for dedicated indoor battery space and simplify where the equipment fits into the site.
FLEXIBLE USE More Than One Job
Storage can support peak-demand management, solar self-consumption, EV charging or backup, depending on the system and operating strategy.
SYSTEM SUPPORT Hardware + Controls + Documents
Bring the main BESS equipment, control components and relevant product information into one purchasing conversation.
WHERE STORAGE CREATES VALUE

The battery matters. What you ask it to do matters more.

A commercial storage system should begin with the site objective. Reducing peak demand, using more rooftop solar, supporting EV charging and keeping critical loads available each place different demands on the hardware.

01 · PEAK DEMAND

Take the edge off the peaks that shape the bill.

Facilities can experience short periods of high power demand during machinery startup, shift changes or simultaneous equipment use.

Battery storage can discharge during these periods to reduce the site's grid demand, depending on the tariff structure, load profile and system configuration.

Sizing Basis
Site Load Profile
Typical Goal
Peak Demand Management
02 · SOLAR SELF-CONSUMPTION

Keep more daytime solar for the hours that need it.

Commercial rooftops often produce their strongest PV output when the facility is not using all of it. Storage can hold part of that surplus and make it available later for evening operations or other periods of higher demand.

Input
Commercial Rooftop PV
Typical Goal
Higher On-Site Solar Use
03 · EV CHARGING

More chargers do not always have to mean more grid capacity.

High-power EV charging can create short, intensive demand peaks. A battery system can act as an additional energy buffer where site grid capacity is limited or where charging demand varies sharply throughout the day.

Whether storage can defer or reduce a grid upgrade depends on the site's existing connection, charging profile and required power.

Application
Fleet & Commercial Charging
Typical Goal
Power Demand Buffer
04 · BACKUP

Some loads cannot simply wait for the grid to come back.

Commercial storage can also support backup strategies for selected critical loads such as refrigeration, communications, IT equipment or essential operating circuits.

Backup power, transfer behavior and supported load depend on the selected system architecture and should be checked at product level.

Application
Critical Load Support
Typical Goal
Operational Resilience
COMMERCIAL STORAGE SYSTEMS

Different sites. Different scales. Different ways to build.

Commercial storage can range from modular inverter-and-battery combinations to integrated outdoor cabinets. Compare the architecture, capacity range and control options before choosing the platform that fits the project.

GOODWE SYSTEM

GoodWe Commercial Storage

A modular C&I platform combining GoodWe commercial hybrid inverter options with Lynx C battery storage and compatible energy-control components.

GoodWe ET 29.9/50 kW with Lynx C outdoor cabinet
  • Commercial Three-Phase Hybrid Platform
  • Modular Outdoor Battery Storage
  • GoodWe Metering & Control Options
  • Suitable for Selected C&I Applications
Explore GoodWe C&I →
SAJ SYSTEM

SAJ CH3 + CB3

A higher-power commercial storage platform combining the SAJ CH3 three-phase hybrid inverter with the CB3 outdoor battery system for larger C&I applications.

SAJ CH3 inverter with CB3-L261 liquid-cooled cabinet
  • 125 kW CH3 Platform Available
  • CB3-L261 Outdoor Battery System
  • Liquid-Cooled Battery Architecture
  • Commercial Energy Management Applications
Explore SAJ C&I →
PYLONTECH SYSTEM

Pylontech Optim-US A100

An integrated outdoor C&I storage platform combining battery capacity, power conversion, thermal management and system safety functions within one cabinet-based solution.

Pylontech Optim-US A100 all-in-one cabinet
  • Integrated Outdoor Storage Platform
  • LFP Battery Architecture
  • Built-In Power Conversion
  • Integrated Thermal & Safety Functions
Explore Pylontech C&I →
FROM SITE DATA TO SYSTEM OPTIONS

Give the project numbers before giving it hardware.

Commercial storage decisions become clearer when the site layout, load profile and equipment options are considered together. Linker tools help organize that information before moving toward a quotation.

STEP 1 · DESIGN CANVAS

See where the system has to live.

Organize commercial rooftop areas and the available site space around the project before the equipment list is finalized.

  • Site Layout: Map usable roof areas, major obstructions and available equipment zones.
  • PV Planning: Organize commercial PV layout and key system areas around the physical site.
OUTPUT: Site Layout · PV Context · Equipment Planning Area
STEP 2 · LINKER PLANNER

Turn the load curve into a better starting point.

Add facility demand data and the commercial objective to compare inverter power, battery capacity and product options against the site's operating profile.

  • Load Review: Identify the demand pattern the storage system needs to respond to.
  • System Options: Compare suitable inverter, battery and accessory combinations.
OUTPUT: Capacity Range · Product Shortlist · Component List
STEP 3 · LINKER ADVISOR

The larger the system, the more details need to agree.

Use Linker Advisor to access available product information for commercial systems, including compatibility, communication references, control interfaces and the documentation on file.

  • System Communication: Review available Modbus, CANbus or controller information for supported products.
  • Technical Documents: Find the unit certificates and grid-related product documentation on file.
OUTPUT: Product References · Communication Information · Documents
GRID & CONTROL DOCUMENTATION

At commercial scale, the paperwork becomes part of the system.

Larger storage projects may involve additional grid-connection, control and protection requirements. The exact documents depend on the product, connection level and local network operator.

01

VDE-AR-N 4105 / 4110 Documentation

Depending on the equipment and connection level, the documentation on file may include unit certificates and technical information relevant to German low- or medium-voltage grid requirements.

02

Telecontrol & Plant Control

Commercial systems may require documentation for plant controllers, active and reactive power control, external control interfaces or other grid-management functions.

03

Protection & Electrical Parameters

Available product documentation may include current transformer requirements, protection parameters, connection information and other electrical data needed around the selected system.

Working on a Commercial Storage Project?

Start with the load profile, site connection or system you are considering. We can help organize the available product options and supporting documentation.

Start in Linker Planner →
HOW IT COMES TOGETHER

From the first load curve to the final equipment list.

Commercial storage projects usually begin with more variables than a product model alone can answer. This process helps move the conversation from site requirements toward a practical system and quotation.

01 · Start with the site.

Share the available information on facility demand, grid connection, existing PV and the main objective for the storage system.

02 · Understand what the battery needs to respond to.

Review the site's demand profile and project objective to establish a useful starting range for inverter power and storage capacity.

03 · Build the equipment combination.

Compare the selected inverter, battery system and relevant control components against available product information and project requirements.

04 · Turn the system into a commercial offer.

Once the main equipment is clear, Linker can prepare a quotation covering the selected products and available related components.

05 · Keep the product conversation connected after the order.

After purchase, Linker remains a German contact point for product documentation, technical questions and warranty coordination for the supplied equipment.

C&I STORAGE FAQ

The questions that get more important as the system gets bigger.

Commercial storage involves more than battery capacity. Site demand, communication, grid requirements, controls and operating goals all affect the final equipment choice.

How does Linker check compatibility between a commercial inverter and BESS?
We review the exact inverter and battery system against the compatibility and communication information on file.

For larger systems, this may include supported control architecture, communication protocols and the documentation on file relevant to the proposed combination.

The exact models should always be checked rather than assuming compatibility from the brand name alone.
Can Linker help size a battery for peak-demand management?
Yes.

If you provide suitable load data, such as interval consumption or facility demand history, we can use it to help narrow the inverter power and battery-capacity range being considered.

The final system design and economic case should still reflect the site's tariff structure, operating profile and project requirements.
Do all C&I systems require VDE-AR-N 4110 documentation?
No.

The relevant grid requirements depend on the product, system size, point of connection and local network conditions.

Some projects may fall under low-voltage requirements, while larger systems may involve medium-voltage connection rules. The exact product and connection level should be checked before assuming which documentation applies.
Can battery storage avoid a transformer upgrade for EV charging?
Sometimes, but it should not be treated as an automatic outcome.

Storage can help buffer charging demand and reduce short grid peaks. Whether that is enough to avoid or defer a transformer upgrade depends on existing connection capacity, charging power, usage patterns and the site's electrical design.
Are outdoor cabinets suitable for every commercial site?
Not automatically.

Outdoor C&I systems can reduce the need for dedicated indoor battery space, but placement still depends on the selected product, foundation requirements, access, clearances, environmental conditions and local project requirements.

These factors should be checked against the exact cabinet and site before installation.
What technical documents are available with commercial systems?
This varies by product.

Depending on the equipment, available files may include datasheets, manuals, declarations, grid-related certificates, compatibility information, communication references and controller documentation.

If the project requires a particular document, provide the exact model before ordering so availability can be checked.
How does Linker support commercial systems after purchase?
For equipment purchased through Linker, our German team can remain a contact point for product information, documentation, technical questions and warranty coordination.
BUILD AROUND THE LOAD

The bigger the energy problem, the more the system has to earn its place.

Bring the load profile, project objective or product platform you are considering. Linker can help connect the commercial hardware, product information and quotation into a clearer next step.

Open Partner Portal → Discuss a C&I Project