# Moxa NPort 6650-16 16-Port RS-232/422/485 Serial Device Server
Up for sale is a genuine, standard **Moxa NPort 6650-16** 16-port serial-to-Ethernet device server in excellent working condition.
This is the standard retail Moxa unit running official factory firmware (not an OEM-locked or restricted variant). It has been thoroughly bench-tested to verify network stability, front-panel controls, and zero communication errors across all 16 serial channels.
---
### Bench Test Results & Condition:
* **All 16 Ports Tested:** Internal UART hardware register status confirms **0 Frame Errors, 0 Parity Errors, 0 Overrun Errors, and 0 Breaks**.
* **Fanless / Silent Operation:** Industrial passive-cooling design with zero internal fans or moving mechanical parts—ideal for cleanrooms, telecom closets, or dusty control cabinets.
* **Front Panel LCM & Keypad:** Backlit LCD screen is crisp, bright, and legible; navigation buttons (MENU, UP, DOWN, SEL) and reset switch function normally.
* **Factory Reset Completed:** Restored to clean factory default settings (Default IP: `192.168.127.254`, no password lock).
* **Firmware:** Official Moxa firmware v1.11 Build 13100403.
* **Power Supply:** Universal internal AC power supply (100–240 VAC) tested stable.
^^^ Power Cable not included - uses standard 3 prong 100-240v power cable. ^^^
::::Note some minor wear on the exterior chassis - shown in pics::::
---
### Product Specifications:
* **Manufacturer:** MOXA
* **Model:** NPort 6650-16
* **Part Number:** 3093013000041 (Rev. 1.6)
* **Serial Interfaces:** 16 x 8-pin RJ45 ports
* **Supported Protocols:** RS-232, RS-422, 2-wire RS-485, 4-wire RS-485
* **Baud Rates:** 50 bps to 921.6 kbps
* **Network Interface:** 1 x 10/100Base-T(X) Ethernet port (RJ45)
* **Operating Modes:** Real COM, TCP Server, TCP Client, UDP, Pair Connection, Reverse Telnet, Terminal, SSH, and SSL
* **Form Factor:** 1U 19-inch rackmount / desktop metal enclosure
* **Input Voltage:** Universal 100–240 VAC, 47–63 Hz, 0.285A max
---
### What’s Included:
* (1) Moxa NPort 6650-16 Serial Device Server
### Note: power cable not included*(Uses a standard 3-prong desktop IEC power cable. User manuals, firmware, and Virtual COM management software are freely downloadable from Moxa's website).*
---
### Shipping:
Ships carefully wrapped in heavy-duty anti-static bubble wrap and packed in a sturdy box with corner protection. Ships promptly with tracking uploaded immediately upon dispatch.
