---
lang: "en"
title: "MOXA UPort 1250I"
sku: "UPort 1250I"
canonical_url: "https://shop.marcomweb.it/en/industrial-usb/moxa-uport-1250i"
brand: "MARCOM S.r.l."
end_of_life: "true"
---

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2-port RS-232 / 422 / 485 USB-to-serial converter with optical isolation up to 2kV

## Product replaced by UPort 1250I-G2

 UPort 1450I USB-to-serial converters allow you to connect 2 RS-232/422/485 devices to your laptop or workstation via the USB (Universal Serial Bus) port. UPort 1450 converters are compatible with both new and legacy serial devices and are perfect for mobile instrumentation.

MAIN FEATURES

 

| USB Interface | - USB 1.1 and 2.0 compliant
- Connector type: USB Type B
- Speed: 480 Mbps (Hi-Speed USB) and 12 Mbps (Full-Speed USB) |
|---|---|
| RS-232/RS-422/RS-485 Serial Interface | - 2x RS-232/RS-422/RS-485 ports
- Connector: DB9 male
- ESD Protection: 15 kV
- Optical Isolation: 2kV |
| Serial Communication Parameters | - Baudrate: 50 bps to 921.6 Kbps
- Data Bits: 5, 6, 7, 8
- Stop Bits: 1, 1.5, 2
- Parity: None, Even, Odd, Space, Mark
- Flow Control: RTS/CTS, XON/XOFF
- FIFO: 128 bytes |
| Serial Signals | - RS-232: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
- RS-422: TxD+(B), TxD-(A), RxD+(B), RxD-(A), GND
- RS-485-4w: TxD+(B), TxD-(A), RxD+(B), RxD-(A), GND
- RS-485-2w: Data+(B), Data-(A), GND
- RS-485 Data Direction: ADDC® (Automatic Data Direction Control) |
| Supported Operating Systems | Window 2000, Windows XP/2003/Vista/2008/7 x86/x64, WinCE 5.0/6.0, Linux 2.4.x, 2.6.x, 3.0.x |
| Physical Characteristics | - Metal casing
- Weight: 720 gr
- Dimensions: 204 x 30 x 125 mm |
| Power Supply | - 12 ~ 48 VDC
- Max current consumption 360mA @ 12VDC |
| Environmental Conditions | - Operating temperature: 0 ~ 55°C
- Humidity: 5 ~ 95% (non-condensing) |

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Source: https://shop.marcomweb.it/en/industrial-usb/moxa-uport-1250i

MARCOM S.r.l. — a trusted supplier for industrial automation and building automation.