Linde H2X 694 B Controller

The Linde H2X 694 B is an electronic control module used in industrial gas and construction equipment to manage hydraulic, pneumatic, and motor functions. Common failure points for this class of units include power supply degradation (brown‑out or voltage spikes), damaged input/output contacts, firmware corruption, and internal component wear such as capacitors or MOSFETs. First‑check diagnostics: verify the 24 V DC supply to the module, inspect all I/O connectors for corrosion or loose pins, and review any diagnostic error codes via the built‑in LCD or serial interface. If faults persist, proceed with a visual inspection of the PCB for burnt traces or swollen components and consider firmware reflash if the unit is unresponsive.[oss-gpt-20b]

Need your Linde repaired or tested?

We specialize in the repair and refurbishment of high-end industrial control electronics and power systems like this unit.

📞 Call Now: 1 (336) 969-0110

Free Estimates • Industrial-grade testing • Nationwide Service

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Industrial AI Hardware Recovery — Free Diagnostic • Pay Return Shipping Only

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We reclaim and repair GPUs and industrial AI hardware (cards, PSUs, fan modules, VRM boards). Free estimate — you only pay return shipping if you decline.

📞 Call: 1 (336) 969-0110 ✍️ Start Free Diagnostic

Free Estimates • Industrial-grade testing • 1-Year Warranty • Nationwide Service


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Contact Us

🚑Shop Location🛠️

Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.

📞Phone

1-336-969-0110

📦Mailing Address🚛

Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.