Parker Hannifin OSAI-OS5441-Q/D Circuit Board

The Parker Hannifin OSAI‑OS5441‑Q/D is a control board used in industrial motion systems for encoder interfacing and probe readout. Common failures on this class of boards include burnt or cracked ICs, damaged trace vias, and degraded power regulator components; these often manifest as loss of encoder signals or intermittent probe communication. First‑check diagnostics: verify the 24 V/48 V supply rails with a multimeter, inspect for visible burn marks or swollen electrolytics on the board, and confirm that all connector pins are clean and fully seated before checking encoder output logic levels.[oss-gpt-20b]

Need your Parker Hannifin 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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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.

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Other Repaired Units by Parker Hannifin

Parker Hannifin OSAI-OS5441-Q/D Circuit Board
Parker Hannifin Twin 8 power supply

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.