LINKER TECHNOLOGY GMBH · BARLEBEN SERVICE DESK
Partner Portal · linker01@de-linker.com
Linker service desk in Barleben
ENGINEERING SERVICES · GERMANY

Engineering backing for your solar & storage projects.

Based in Barleben, Linker provides electrical compatibility checks, official VDE grid dossiers, consolidated equipment dispatch, and direct commissioning support for installers and EPCs across Europe.

German Supply Authorised distribution from Germany VDE 4105 / 4110 Included with Every Order Direct Support Real-Time Commissioning Assistance German Warranty Domestic RMA Handling
German-Based Supply Authorised multi-brand supply shipped from Germany, availability confirmed per order.
Official VDE Packs Authentic VDE-AR-N 4105 / 4110 unit certificates matching delivered hardware serials.
Direct Engineering Desk Direct phone and technical guidance for startup, wiring pinouts, and commissioning questions.
Local German Warranty Direct warranty coordination and local replacement support under German law.
Service Delivery Standard

Engineering deliverables matched to site realities.

The documentation, consolidated dispatch, and technical backing delivered with every project order.

Project Requirement What Linker Delivers
01

Equipment Sizing & BOM Review

Verifying usable DC voltage windows, battery capacity, and protection device sizing before ordering.

Verified Compatibility Review System sizing checked against official brand matrices with a complete AC/DC protection bill of materials.

02

Grid Compliance Documentation

Local grid operators require certified compliance documentation matching the installed hardware.

Certified Grid Dossiers Authentic VDE-AR-N 4105 and 4110 compliance certificates, unit declarations, and protection parameter schedules.

Einheitenzertifikat for GoodWe ET series: VDE-AR-N 4110 and 4120
03

Consolidated Order Dispatch

Coordinating dispatch so inverters, batteries, and accessories arrive together as complete packages.

Complete Package Dispatch Inverter, battery stacks, smart meter, and communication cables consolidated, palletized, and staged at our Barleben facility.

Consolidated order dispatch from Germany
04

Commissioning Technical Guidance

Quick resolution for RJ45 pinout wiring questions, CAN/RS485 communication, or initial parameter setup.

Direct Technical Support Standardized wiring pinout schematics, DIP switch tables, and direct telephone assistance during system power-on.

Commissioning-day engineer assistance
05

Domestic Warranty & RMA

Clear warranty routing and fast replacement support without overseas administrative delays.

Direct German Desk Handling We manage warranty claims directly and provide local replacement coordination under German commercial law.

Service and warranty coordination from Barleben
End-to-End Workflow

How our technical team supports your project timeline.

A structured workflow connecting initial electrical sizing with long-term site reliability.

01 · SIZING
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System Sizing & Compatibility Verification

Share your project parameters and site load requirements. Our technical team verifies battery capacity, DC voltage windows, and component compatibility before finalizing your quotation.

  • DC/AC ratio, voltage window, and continuous C-rate validation.
  • Inverter, battery stack, and smart meter compatibility confirmed.
  • Complete project Bill of Materials (BOM) including required accessories.
📄 Deliverable: Verified Component BOM · Sizing Review
Einheitenzertifikat for GoodWe ET series: VDE-AR-N 4110 and 4120 02 · COMPLIANCE
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Certified VDE Grid Documentation

We supply the unit certificates and grid protection parameter sheets with your order for straightforward utility registration and grid sign-off.

  • VDE-AR-N 4105 and 4110 unit certificates.
  • Certified grid and plant protection parameter schedules.
  • Documentation structured for direct electrician and utility filing.
📑 Deliverable: Official VDE Compliance Dossier Included
Consolidated equipment freight delivery from Barleben 03 · LOGISTICS
03 / 05

Consolidated Packaging & Dispatch

All project hardware, from inverters and battery modules to smart meters and communication accessories, is packed and dispatched from Germany as one consolidated delivery.

  • Dispatch from Germany with tracked freight delivery.
  • Scheduled delivery coordinated to your project installation date.
  • UN 38.3 compliant secure packaging for high-voltage battery modules.
🚚 Deliverable: Consolidated Equipment Delivery · Tracked Transport
Commissioning telephone support and wiring assistance 04 · FIELD SUPPORT
04 / 05

Commissioning Support & Pinout Guidance

We provide standardized RJ45 communication pinouts, CAN/RS485 diagrams, and direct telephone guidance during system power-on to resolve configuration questions quickly.

  • Standardized RJ45 pinout charts for CANbus and RS485 communication.
  • Direct telephone assistance with our technical desk during system startup.
  • Practical fault code guidance and initial parameter verification.
📞 Deliverable: Direct Technical Hotline · Wiring Pinout Layouts
Domestic warranty handling and technical support 05 · WARRANTY & SUPPORT
05 / 05

Warranty Handling & Technical Support

If a component requires service after installation, Linker coordinates the warranty claim directly under German law and provides domestic replacement coordination.

  • Direct warranty processing and RMA follow-up.
  • Assistance with field diagnostics, event logs, and fault verification.
  • Single technical point of contact for your complete project BOM.
🛡️ Deliverable: German Warranty Coordination · Technical Support Desk
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Buyer Roles

Tailored support for installers and EPC contractors.

For Solar Installers

Residential & Light Commercial Systems

  • Inverter, battery stack, smart meter, and wiring accessories supplied as complete, matched kits.
  • Official VDE-AR-N 4105 certificates included, with direct phone support if commissioning questions arise.
  • Transparent B2B trade pricing and reliable freight dispatch from Germany.
Linker order dispatch from Germany German Dispatch
For Commercial EPCs

Custom Commercial & Industrial Systems

  • Verified storage configurations sized against facility load profiles, peak demands, and transformer limits.
  • Grid compliance documentation verified against VDE-AR-N 4110 / 4120 medium-voltage standards.
  • Open Modbus register maps and scheduled pallet delivery aligned with construction milestones.
Linker engineer at a commercial storage yard C&I Projects
Field Feedback

What project partners say about Linker support.

Practical feedback on delivery, documentation, and technical support across European installations.

Customer and Linker on a C&I site visit C&I PEAK SHAVING
Marcus Weber
Head of Technical Planning, Solar EPC · Munich

“Linker checked our load curves and confirmed the battery sizing before we ordered. The VDE 4110 compliance pack was with the equipment shipment, and the grid operator approved the installation without issue.”

250 kW / 500 kWh Outdoor Cabinet
Customer with Linker at a utility BESS project COMMERCIAL BESS
Stefan Hartmann
Managing Director, NordSolar Grid · Hamburg

“Having Linker verify protocol compatibility and provide the Modbus tables before delivery saved our team significant time on site. The equipment arrived on schedule and worked as expected.”

1.2 MWh Liquid-Cooled System
Customer and Linker working through a project at the workshop MICROGRID PROJECT
Dirk van de Berg
Lead Systems Engineer, GridVolt BV · Utrecht

“The verified communication pinouts made startup straightforward. Having direct access to their German engineering desk makes project execution much simpler.”

500 kW Multi-Cabinet Setup
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Support & Service FAQ

Frequently asked technical & service questions.

Direct answers on on-site troubleshooting, grid certificates, warranty handling, and freight logistics.

How does Linker assist with communication setup during installation?
Linker provides verified RJ45 pinout diagrams and recommended DIP switch settings for all supplied hardware combinations. If communication questions arise during power-on, our technical team is reachable by phone to assist with parameter checks and fault diagnostics.
How does Linker ensure grid compliance certificates match the delivered hardware?
Every equipment shipment from our Barleben facility includes the compliance documentation on file matching the delivered hardware models and serial numbers, covering VDE-AR-N 4105 (Low Voltage) and VDE-AR-N 4110 (Medium Voltage).
How does Linker handle warranty claims and hardware replacements?
Linker is your direct contractual partner under German commercial law. We manage warranty claims directly and coordinate replacement parts on your behalf.
How are multi-component systems packed and dispatched?
All system components, including hybrid inverters, battery modules, smart meters, and communication wiring, are dispatched together from Germany as one complete package according to your agreed project schedule.
What technical review is performed before an order is confirmed?
Our engineering desk verifies the proposed inverter, battery, and balance-of-plant components against the compatibility lists on file, operating DC voltage windows, and project capacity limits before confirming the bill of materials.

Connect with our engineering desk in Barleben.

Have a compatibility question, need a project BOM review, or require VDE compliance documentation? Reach out directly to our technical team.