Product comparison · 2 interface cards/adapters

Brainboxes 2 Port RS232 USB to Serial Adapter vs Brainboxes 8 Port RS422/485 USB to Serial Adapter

Key differences

Serial ports quantity
- 2 Port RS232 USB to Serial Adapter:2
- 8 Port RS422/485 USB to Serial Adapter:8
Serial interface type
- 2 Port RS232 USB to Serial Adapter:RS-232
- 8 Port RS422/485 USB to Serial Adapter:RS-422, RS-485
Baud rate
- 2 Port RS232 USB to Serial Adapter:1000 Kbit/s
- 8 Port RS422/485 USB to Serial Adapter:921.6 Kbit/s
Data bits
- 2 Port RS232 USB to Serial Adapter:5, 6, 7, 8
- 8 Port RS422/485 USB to Serial Adapter:7, 8
Stop bits
- 2 Port RS232 USB to Serial Adapter:1, 1.5, 2
- 8 Port RS422/485 USB to Serial Adapter:1, 2
Width
- 2 Port RS232 USB to Serial Adapter:102 mm
- 8 Port RS422/485 USB to Serial Adapter:215 mm
Depth
- 2 Port RS232 USB to Serial Adapter:100 mm
- 8 Port RS422/485 USB to Serial Adapter:123 mm
Height
- 2 Port RS232 USB to Serial Adapter:27 mm
- 8 Port RS422/485 USB to Serial Adapter:56 mm

Differences highlightedShow differences only

Comparison of US-257, US-842
37 specifications	A Brainboxes 2 Port RS232 USB to Serial Adapter Model US-257 View product	B Brainboxes 8 Port RS422/485 USB to Serial Adapter Model US-842 View product
Ports & interfaces2 differ
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Serial ports quantityDiffers	2	8
Serial interface typeDiffers	RS-232	RS-422, RS-485
Designidentical
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Features3 differ
Baud rateDiffers	1000 Kbit/s	921.6 Kbit/s
Data bitsDiffers	5, 6, 7, 8	7, 8
Stop bitsDiffers	1, 1.5, 2	1, 2
Flow control supportKnown for one	Unknown — not stated by the source	Yes
Flow Control typeKnown for one	Unknown — not stated by the source	RTS/CTS, DTR/DSR, XON/XOFF
FIFO (First In, First Out)Known for one	256 B	Unknown — not stated by the source
Technical detailsidentical
International Protection (IP) codeKnown for one	Unknown — not stated by the source	IP30
Weight & dimensions4 differ
WidthDiffers	102 mm	215 mm
DepthDiffers	100 mm	123 mm
HeightDiffers	27 mm	56 mm
WeightDiffers	109 g	881 g
Packaging data3 differ
Package widthDiffers	160 mm	300 mm
Package heightDiffers	49 mm	80 mm
Package weightDiffers	260 g	1.21 kg
Other featuresidentical
Maximum operating distanceKnown for one	Unknown — not stated by the source	1200 m
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.