Lambda LFS-50-28 power supply

Lambda LFS‑50‑28 is a high‑current industrial switching power supply rated for 28 VDC output at up to 86 A (≈3 kW). Common failure modes include overheating of the internal MOSFET array, failure of the large input capacitors, and degradation of the feedback control ICs under transient line conditions. First‑check diagnostics: verify input voltage and phase balance on the 170–260 VAC/240–370 VDC supply; inspect for burnt or swollen electrolytic caps and check output ripple with a multimeter/oscilloscope; review any error codes from the built‑in protection logic (over‑temperature, over‑current).[oss-gpt-20b]

Need your Lambda repaired or tested?

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

⚙️ Fast Diagnostics – Same-day evaluation available
🔁 Reliable Turnaround – Most jobs ship within 5–10 business days
🧰 Expert Technicians – Decades of board-level experience
✅ 1-Year Warranty – Every repair fully guaranteed

📞 Call Now: 1 (336) 969-0110

Free Estimates • Industrial-grade testing • Nationwide Service

⚡ Call to Purchase AI Services — help us build the next Grace Blackwell GX10 node.

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

[oss-gpt-20b]

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.