Liebert Emerson 03‑790831‑92 Rev. 3 – P/L 5 Interface Power Supply Circuit Board – Used

This Liebert Interface Power Supply Circuit Board (Part No. 03‑790831‑92, Revision 3, P/L 5) is an original OEM module used in Liebert UPS and static‑switch systems. Interface power‑supply boards provide regulated low‑voltage power and communication support for control logic, monitoring circuits, and system coordination. Unit is used and includes only what is shown.

---

⚙️ Product Details

• Brand: Emerson / Liebert

• Part Number: 03‑790831‑92

• Revision: Rev. 3

• Assembly: P/L 5

• Type: Interface power‑supply board

• Function: Provides regulated low‑voltage power and interface support for UPS/static‑switch control systems

• Application: Liebert UPS, PLC/logic modules, static transfer switches

• Includes: Circuit board only (no cables or accessories unless shown)

---

🔧 Condition

• Used

• Normal cosmetic wear from prior service

• Connectors and components appear intact

• Untested unless you want to specify otherwise

• Review photos for condition and completeness

---

🧩 Ideal For

• UPS repair

• Static‑switch maintenance

• Industrial electronics technicians

• Replacement of failed interface/power‑supply boards

• Parts, refurbishment, or testing labs

---

📦 Shipping

• Ships within 3 business days

• Professionally packed for safe transport