This is an original display and interface module set for Refusol 20kW solar inverters, designed to provide real-time system monitoring, diagnostics, and direct access to inverter parameters. The module is ideal for replacing non-functional or damaged displays, restoring full visibility and control of inverter operations.

Manufactured by REFU Elektronik GmbH (Germany), the set includes both the display PCB and logic interface board, connected via a ribbon and pin header cable.

🔄 Condition: Used, professionally tested and fully functional.

🔧 Technical Specifications & Markings:

📺 Display PCB:

• Display Marking: 1026 75102
• Inspection Sticker: P121
• Connectors: Ribbon cable + pin header

🧠 Main Interface Board:

• Board Code: BF29724B D5 SP 04
• WA Number: 770303
• Part Number: 100142421
• Processor: AT91SAM7S256 (ATMEL ARM MCU)
• Interfaces:
  • Ethernet (RJ45)
  • Display connector (flat cable)
• Manufacturer: REFU Elektronik GmbH
• Country of Origin: Made in Germany

📦 Included in the Set:

✔ Refusol Display Module
✔ Interface Control Board
✔ Connecting Ribbon Cable

✅ Key Features & Benefits:

✔ Restores display functionality to Refusol 20kW inverters
✔ Enables local diagnostics, status reading, and error visualization
✔ Plug-and-play compatible with original inverter harness
✔ Durable German manufacturing quality
✔ Saves cost compared to full inverter control unit replacement

🔗 Compatibility:

✔ Refusol 20kW solar inverter series

🏷️ Condition: Used, inspected and tested
📦 Includes: Complete display module with logic board and cable
🔧 Installation: Simple replacement (mounting points and connectors are standard)

🚀 Bring your Refusol inverter interface back to life with this original, tested display module — made in Germany, built to last.