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Interface Modules

Interface Modules are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many interface module manufacturers including Advantech, Connective Peripherals, Digi International, HMS Networks, Phoenix Contact, Samtec, Siemens, StarTech, Tripp Lite, Weidmuller & more.
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Please see our large selection of interface modules below.

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Part #

Interface Modules USB 3 Gigabit Ethernet 10 100 1000 Network Converter

USB31000SW
StarTech
1: HK$321.24
88In Stock
New At Mouser

Mfr. Part No.
USB31000SW

Mouser Part No
16-USB31000SW

New At Mouser

StarTech

Interface Modules USB 3 Gigabit Ethernet 10 100 1000 Network Converter

Datasheet

88In Stock

HK$321.24

HK$284.91

HK$271.59

HK$261.97

View

Min.: 1
Mult.: 1

Bulk

Interface Modules 10/100/1000 DATA ISOLATOR

LC-60601-1
L-Com
1: HK$3,384.17
13In Stock
New At Mouser

Mfr. Part No.
LC-60601-1

Mouser Part No
17-LC-60601-1

New At Mouser

L-Com

Interface Modules 10/100/1000 DATA ISOLATOR

13In Stock

HK$3,384.17

HK$3,220.92

HK$3,104.12

Min.: 1
Mult.: 1

Passive

Interface Modules RG_N CONTROLLER EtherNET/IP + TERM RES

NRGC-EIP
Carlo Gavazzi
1: HK$6,345.84
5In Stock

Mfr. Part No.
NRGC-EIP

Mouser Part No
225-NRGC-EIP

Carlo Gavazzi

Interface Modules RG_N CONTROLLER EtherNET/IP + TERM RES

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Datasheet

5In Stock

HK$6,345.84

HK$6,028.55

Quote

Min.: 1
Mult.: 1

19.2 V

32 V

- 20 C

+ 65 C

NRG

Interface Modules USB 1 Port RS232 1MBaud

US-101
Brainboxes
1: HK$476.02
35In Stock
57Expected 6/8/2026

Mfr. Part No.
US-101

Mouser Part No
360-US-101

Brainboxes

Interface Modules USB 1 Port RS232 1MBaud

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Datasheet

35In Stock

57Expected 6/8/2026

HK$476.02

Min.: 1
Mult.: 1

Adapters

USB 2.0 to RS-232

1 Port

921.6 kb/s

RS-232, USB 2.0

5 V

- 30 C

+ 80 C

Interface Modules Isolated High Retention USB 1 Port RS232

US-159
Brainboxes
1: HK$964.29
15In Stock
179On Order

Mfr. Part No.
US-159

Mouser Part No
360-US-159

Brainboxes

Interface Modules Isolated High Retention USB 1 Port RS232

Learn More

Datasheet

15In Stock

179On Order

HK$964.29

Min.: 1
Mult.: 1

Adapters

USB to RS-232

1 Port

921.6 kb/s

RS-232, USB

5 V

- 40 C

+ 80 C

Interface Modules Compact 1 Port RS232 High Retention USB 1MBaud

US-235
Brainboxes
1: HK$537.09
45In Stock

Mfr. Part No.
US-235

Mouser Part No
360-US-235

Brainboxes

Interface Modules Compact 1 Port RS232 High Retention USB 1MBaud

Learn More

Datasheet

45In Stock

HK$537.09

Min.: 1
Mult.: 1

Adapters

USB to RS-232

1 Port

921.6 kb/s

RS-232, USB

5 V

- 40 C

+ 80 C

Interface Modules Compact 1 Port RS422/485 High Retention USB 1MBaud

US-320
Brainboxes
1: HK$720.15
22In Stock

Mfr. Part No.
US-320

Mouser Part No
360-US-320

Brainboxes

Interface Modules Compact 1 Port RS422/485 High Retention USB 1MBaud

Learn More

Datasheet

22In Stock

HK$720.15

Min.: 1
Mult.: 1

Adapters

USB to RS-422/485

1 Port

1 Mb/s

RS-422/485, USB

5 V

- 40 C

+ 80 C

Interface Modules Gravity: Active Isolated RS485 to UART Signal Adapter Module

DFR0845
DFRobot
1: HK$163.58
89In Stock

Mfr. Part No.
DFR0845

Mouser Part No
426-DFR0845

DFRobot

Interface Modules Gravity: Active Isolated RS485 to UART Signal Adapter Module

Learn More

89In Stock

HK$163.58

Min.: 1
Mult.: 1

Adapters

RS-485 to UART

2 Port

1 Mb/s

RS-485, UART

3.3 V

5 V

- 40 C

+ 105 C

Interface Modules USB to RS485 Module

FIT0737
DFRobot
1: HK$69.87
267In Stock
627Expected 17/8/2026

Mfr. Part No.
FIT0737

Mouser Part No
426-FIT0737

DFRobot

Interface Modules USB to RS485 Module

Learn More

267In Stock

627Expected 17/8/2026

HK$69.87

Min.: 1
Mult.: 1

Converters

USB to RS-485

2 Port

115.2 kb/s

RS-485, USB

- 40 C

+ 85 C

Interface Modules Industrial Grade RS485 Repeater

FIT0772
DFRobot
1: HK$492.21
31In Stock
54On Order

Mfr. Part No.
FIT0772

Mouser Part No
426-FIT0772

DFRobot

Interface Modules Industrial Grade RS485 Repeater

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31In Stock

54On Order

HK$492.21

Min.: 1
Mult.: 1

Repeaters

RS-485

2 Port

9.6 kb/s

RS-485

9 V

24 V

- 20 C

+ 70 C

Interface Modules UR20-FBC-EC

1334910000
Weidmuller
1: HK$2,607.88
11In Stock

Mfr. Part No.
1334910000

Mouser Part No
470-1334910000

Weidmuller

Interface Modules UR20-FBC-EC

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Datasheet

11In Stock

HK$2,607.88

HK$2,544.25

Min.: 1
Mult.: 1

I/O Modules

Remote I/O Fieldbus Coupler

- 20 C

+ 60 C

UR20

Interface Modules UR20-FBC-EIP

1334920000
Weidmuller
1: HK$4,034.05
4In Stock

Mfr. Part No.
1334920000

Mouser Part No
470-1334920000

Weidmuller

Interface Modules UR20-FBC-EIP

Learn More

Datasheet

4In Stock

HK$4,034.05

HK$3,816.96

Min.: 1
Mult.: 1

I/O Modules

Remote I/O Fieldbus Coupler

- 20 C

+ 60 C

UR20

Interface Modules UR20-FBC-EC-ECO

2659690000
Weidmuller
1: HK$2,378.46
7In Stock

Mfr. Part No.
2659690000

Mouser Part No
470-2659690000

Weidmuller

Interface Modules UR20-FBC-EC-ECO

Learn More

Datasheet

7In Stock

HK$2,378.46

HK$2,124.46

HK$2,070.29

Min.: 1
Mult.: 1

Bus Couplers

Remote I/O Fieldbus Coupler

- 20 C

+ 60 C

UR20

Interface Modules ULI-227D3 RS-232 to TTL 3.3 V CNVTR Port

BB-232LPTTL33
Advantech
1: HK$591.84
78In Stock
232Expected 9/9/2026

Mfr. Part No.
BB-232LPTTL33

Mouser Part No
600-232LPTTL33

Advantech

Interface Modules ULI-227D3 RS-232 to TTL 3.3 V CNVTR Port

Learn More

Datasheet

78In Stock

232Expected 9/9/2026

HK$591.84

Min.: 1
Mult.: 1

Converters

RS-232 to TTL/CMOS

2 Port

115.2 kb/s

RS-232

3.3 V

0 C

+ 70 C

Interface Modules ULI-321D USB to 1 x RS-232 DB9M CNV

BB-232USB9M
Advantech
1: HK$682.26
27In Stock

Mfr. Part No.
BB-232USB9M

Mouser Part No
600-232USB9M

Advantech

Interface Modules ULI-321D USB to 1 x RS-232 DB9M CNV

Learn More

Datasheet

27In Stock

HK$682.26

Min.: 1
Mult.: 1

Converters

USB to RS-232

2 Port

12 Mb/s

RS-232, USB

5 V

- 40 C

+ 80 C

Interface Modules ULI-321DK USB to 1 x Lck RS-232 DB9M CNV

BB-232USB9M-LS
Advantech
1: HK$682.26
20In Stock

Mfr. Part No.
BB-232USB9M-LS

Mouser Part No
600-232USB9M-LS

Advantech

Interface Modules ULI-321DK USB to 1 x Lck RS-232 DB9M CNV

Learn More

Datasheet

20In Stock

HK$682.26

Min.: 1
Mult.: 1

Converters

USB to RS-232

2 Port

12 Mb/s

RS-232, USB

- 40 C

+ 80 C

Interface Modules ULI-223T RS-422 Converter, Port Powered,

BB-422PP9TB
Advantech
1: HK$731.58
55In Stock

Mfr. Part No.
BB-422PP9TB

Mouser Part No
600-422PP9TB

Advantech

Interface Modules ULI-223T RS-422 Converter, Port Powered,

Learn More

Datasheet

55In Stock

HK$731.58

Min.: 1
Mult.: 1

Converters

RS-232 to RS-422

2 Port

115.2 kb/s

RS-232/422

5 V

0 C

+ 70 C

BB-485USBTB-2W-LS

Interface Modules ULI-224TE Heavy Ind. RS-232 to RS-422/48

BB-485DRCI-PH
Advantech
1: HK$2,531.76
10In Stock

Mfr. Part No.
BB-485DRCI-PH

Mouser Part No
600-485DRCI-PH

Advantech

Interface Modules ULI-224TE Heavy Ind. RS-232 to RS-422/48

Datasheet

10In Stock

HK$2,531.76

Min.: 1
Mult.: 1

Converters

RS-232 to RS-422/485

2 Port

115.2 kb/s

RS-232/422/485

10 V

48 V

- 40 C

+ 85 C

Interface Modules ULI-224TC Ind. RS-232 to RS-422/485 CNVT

BB-485LDRC9
Advantech
1: HK$1,471.38
70In Stock
137Expected 31/7/2026

Mfr. Part No.
BB-485LDRC9

Mouser Part No
600-485LDRC9

Advantech

Interface Modules ULI-224TC Ind. RS-232 to RS-422/485 CNVT

Learn More

Datasheet

70In Stock

137Expected 31/7/2026

HK$1,471.38

Min.: 1
Mult.: 1

Converters

RS-232 to RS-422/485

2 Port

115.2 kb/s

RS-232/422/485

10 V

30 V

- 40 C

+ 80 C

Interface Modules ULI-234TCI 3-Way Iso. RRS-485/422 DIN Ra

BB-485OPDRI
Advantech
1: HK$2,244.06
14In Stock

Mfr. Part No.
BB-485OPDRI

Mouser Part No
600-485OPDRI

Advantech

Interface Modules ULI-234TCI 3-Way Iso. RRS-485/422 DIN Ra

Datasheet

14In Stock

HK$2,244.06

Min.: 1
Mult.: 1

Repeaters

RS-422/485

2 Port

115.2 kb/s

RS-422/485

10 V

48 V

- 40 C

+ 80 C

Interface Modules ULI-226D RS-485 Converter, Port Powered,

BB-485SD9R
Advantech
1: HK$731.58
154In Stock

Mfr. Part No.
BB-485SD9R

Mouser Part No
600-485SD9R

Advantech

Interface Modules ULI-226D RS-485 Converter, Port Powered,

Learn More

Datasheet

154In Stock

HK$731.58

Min.: 1
Mult.: 1

Converters

RS-232 to RS-485

2 Port

115.2 kb/s

RS-232/485

12 V

0 C

+ 70 C

Interface Modules ULI-361DK USB to 1 x Lck RS-485 2W DB9F

BB-485USB9F-2W-LS
Advantech
1: HK$871.32
27In Stock

Mfr. Part No.
BB-485USB9F-2W-LS

Mouser Part No
600-485USB9F-2W-LS

Advantech

Interface Modules ULI-361DK USB to 1 x Lck RS-485 2W DB9F

Datasheet

27In Stock

HK$871.32

Min.: 1
Mult.: 1

Converters

USB to RS-485

2 Port

12 Mb/s

RS-485, USB

5 V

- 40 C

+ 70 C

Interface Modules ULI-224TCL RS-232 to Iso. RS-422/485 CNV

BB-4WSD9OTB
Advantech
1: HK$1,175.46
115In Stock

Mfr. Part No.
BB-4WSD9OTB

Mouser Part No
600-4WSD9OTB

Advantech

Interface Modules ULI-224TCL RS-232 to Iso. RS-422/485 CNV

Learn More

Datasheet

115In Stock

HK$1,175.46

Min.: 1
Mult.: 1

Converters

RS-232 to RS-422/485

2 Port

115.2 kb/s

RS-232/422/485

10 V

48 V

0 C

+ 70 C

Interface Modules ULI-224T RS-232 to RS422/485 (2 Wire and

BB-4WSD9TB
Advantech
1: HK$780.90
50In Stock

Mfr. Part No.
BB-4WSD9TB

Mouser Part No
600-4WSD9TB

Advantech

Interface Modules ULI-224T RS-232 to RS422/485 (2 Wire and

Datasheet

50In Stock

HK$780.90

Min.: 1
Mult.: 1

Converters

RS-232 to RS-422/485

2 Port

115.2 kb/s

RS-232/422/485

12 V

0 C

+ 70 C

Interface Modules ULI-262D RS-232 Modem Data Splitter, DB9

BB-9PMDS
Advantech
1: HK$632.94
130In Stock

Mfr. Part No.
BB-9PMDS

Mouser Part No
600-9PMDS

Advantech

Interface Modules ULI-262D RS-232 Modem Data Splitter, DB9

Learn More

Datasheet

130In Stock

HK$632.94

Min.: 1
Mult.: 1

Splitters

RS-232

3 Port

RS-232

0 C

+ 70 C

Interface Modules

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ABB
Adafruit
ADLINK Technology
Advanced Energy
Advantech
Analog Devices Inc.
Applied Motion
ARBOR Technology
ArduSimple
Auvidea
Axiomtek
Azoteq
Banner Engineering
Basler
Brainboxes
Broadcom Limited
Carlo Gavazzi
CCS
Connective Peripherals
Crouzet
Delta Electronics
DFRobot
Digi International
Digital View
Display Visions
dissecto
DLP Design
Eaton
EMO Systems
Endress+Hauser
Eurotech
FCL Components
FTDI
HARTING
Hilscher
Hirschmann
HMS Networks
Honeywell
iC-Haus
IDEC
IEI
Infineon
Innodisk
iWave Global
IXYS
Keithley Instruments, Inc.
Keysight
Kontron
Lantronix
L-Com
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Littelfuse
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M5Stack
Maxtena
MEAN WELL
MeatPi
Microchip
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NetBurner
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ODrive Robotics
Olimex Ltd.
Omron
Opto 22
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Phoenix Contact
ProSoft Technology
ROBOTIS
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Sanyo Denki
Schneider Electric
Seeed Studio
Sensata
Shin Chin
Siemens
Staco
StarTech
TechxArtisan
Tektronix
Telemecanique Sensors
Trenz Electronic
Tripp Lite
u-blox
Vector
Vicor
Vishay
Weidmuller
WIZnet
Xenarc

Adapaters
Adapters
Add-On Boards
Audio Decoder
Audio Encoder
Audio Encoder/Decoder
Auto-configuration Adapter
Backplanes
Boosters
Bridges
Bus Couplers
CAN Bus Extenders
Card Readers
Communication Converters
Communication Modules
Communication Option Boards
CompactPCI Serial Cards
Controllers
Converters
Device Couplers

1-Axis
1-Wire to USB 2.0
2-Channels Communication
2U Butterfly
3U CompactPCI
3U cPCI
4-Channels Communication
4G, 5G, CAN, Ethernet
6U CompacPCI
AC Interface Module
APAX-5001
APAX-5002
AV Connectivity, Power , Charging
Actuator Sensor Interface - AS-i
Adapter Cable
Adapter Card
Analog I/O, Digital I/O
BiSS to USB 2.0
BiSS, I2C to USB
Bluetooth

1 Port
2 Port
3 Port
4 Port
5 Port
6 Port
7 Port
8 Port
9 Port
10 Port
12 Port
13 Port
14 Port
16 Port
18 Port
32 Port
1 Channel
1 Slot
2 Channel
2 Slot

1.2 kb/s
8 kb/s
9.6 kb/s
38.4 kb/s
90 kb/s
115 kb/s
0.1152 Mb/s
115.2 Kbps
115.2 kb/s
120 kb/s
230 kb/s
230.4 kb/s
250 kb/s
250 kbps
460.8 kb/s
500 kb/s
576 kb/s
921.6 Kbps
921.6 kb/s
1 Mb/s

USB
Ethernet
CAN
RS-232, USB
Serial
RS-232
RJ45
RS-485
RS-232, USB 2.0
RS-422/485, USB
PCI, RS-232
RS-232/422/485
RJ-45
Ethernet, RS-232/422/485
PCI, PCIe
PCIe
PROFIBUS
RS-485, USB
RS-485, USB 2.0
Ethernet, Modbus

0 V
2.25 V
2.4 V
2.7 V
3 V
3.135 V
3.3 V
3.3 V, 12 V
3.3 V, 5 V
3.3 V, 5 V, 12 V
3.3 V/5 V
4 V
4.25 V
4.5 V
4.75 V
5 V
5 V, 12 V
5 V, 21 V
5 V/12 V
5.5 V

3.3 V
3.3 V, 12 V
3.3 V, 5 V
3.3 V, 5 V, 12 V
3.3 V/5 V
3.465 V
3.6 V
5 V
5 V, 12 V
5.2 V
5.25 V
5.5 V
10 V
12 V
14 V
15 V
16 V
24 V
24 VAC
25 V

1
4
30D
9700 Series
90655
112011
112021
112034
120111
20A
3SU1
ABFC
ABFH
ACA
ADAM-4000
ADAM-4542+
ADAM-4561
ADAM-4562
APAX-5001/5002
ATOM