.hide-partial { max-height: none; } .show-more { display: none; }

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.
More...

Please see our large selection of interface modules below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 2.759

Applied Filters:

Manufacturer

Product

Type

Number of Ports

Maximum Data Rate

Interface Type

Supply Voltage - Min

Supply Voltage - Max

Minimum Operating Temperature

Maximum Operating Temperature

Series

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Interface Modules Chain Mount Brick w/ Chain Bridge

U211
M5Stack
1: $3.681
12In Stock
New Product

Mfr. Part #
U211

Mouser Part #
170-U211

New Product

M5Stack

Interface Modules Chain Mount Brick w/ Chain Bridge

Learn More

Datasheet

12In Stock

$3.681

Min.: 1
Mult.: 1

Expansion Modules

Interface Modules USB 2 Port RS232 1MBaud

US-257
Brainboxes
1: $127.907
5In Stock

Mfr. Part #
US-257

Mouser Part #
360-US-257

Brainboxes

Interface Modules USB 2 Port RS232 1MBaud

Learn More

Datasheet

5In Stock

$127.907

Min.: 1
Mult.: 1

Adapters

USB to RS-232

2 Port

1 Mb/s

RS-232, USB

3.3 V

0 C

+ 60 C

Interface Modules USB 2 Port RS422/485 1MBaud

US-313
Brainboxes
1: $239.522
2In Stock
2Expected 9/17/2026

Mfr. Part #
US-313

Mouser Part #
360-US-313

Brainboxes

Interface Modules USB 2 Port RS422/485 1MBaud

Learn More

Datasheet

2In Stock

2Expected 9/17/2026

$239.522

Min.: 1
Mult.: 1

Adapters

USB to RS-422/485

2 Port

921.6 kb/s

RS-422/485, USB

5 V

- 40 C

+ 80 C

Interface Modules ALTA 900 MHz Wireless Control Unit, 10 AMP

MNO2-9-CTL-10
Monnit
1: $334.111
2In Stock

Mfr. Part #
MNO2-9-CTL-10

Mouser Part #
396-MNO29CTL10

Monnit

Interface Modules ALTA 900 MHz Wireless Control Unit, 10 AMP

Datasheet

2In Stock

$334.111

$281.895

$261.976

$237.850

View

Min.: 1
Mult.: 1

5.5 V

- 40 C

+ 85 C

Wireless Control - Commercial

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

DFR0845
DFRobot
1: $20.918
17In Stock
118Expected 9/15/2026

Mfr. Part #
DFR0845

Mouser Part #
426-DFR0845

DFRobot

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

Learn More

17In Stock

118Expected 9/15/2026

$20.918

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 Gravity: LTC4316 I2C Address Shifter - I2C Conflict Resolver for Arduino & Raspberry Pi

DFR1193
DFRobot
1: $6.205
12In Stock
10Expected 10/5/2026
New Product

Mfr. Part #
DFR1193

Mouser Part #
426-DFR1193

New Product

DFRobot

Interface Modules Gravity: LTC4316 I2C Address Shifter - I2C Conflict Resolver for Arduino & Raspberry Pi

Datasheet

12In Stock

10Expected 10/5/2026

$6.205

Min.: 1
Mult.: 1

Interface Modules

I2C

2.25 V

5.5 V

0 C

+ 70 C

Bulk

Interface Modules USB To RS485 Converter

FIT0832
DFRobot
1: $17.774
36In Stock

Mfr. Part #
FIT0832

Mouser Part #
426-FIT0832

DFRobot

Interface Modules USB To RS485 Converter

Learn More

36In Stock

$17.774

Min.: 1
Mult.: 1

Converters

USB 2.0 to RS-485

2 Port

921.6 kb/s

RS-485, USB 2.0

36 V

Interface Modules RainbowLink V2: 4-Channel Isolated USB to Serial Converter (RS485/RS232/Dual TTL) with Built-in 12V Power Supply

TEL0190
DFRobot
1: $26.187
3In Stock
25On Order
New Product

Mfr. Part #
TEL0190

Mouser Part #
426-TEL0190

New Product

DFRobot

Interface Modules RainbowLink V2: 4-Channel Isolated USB to Serial Converter (RS485/RS232/Dual TTL) with Built-in 12V Power Supply

Learn More

3In Stock

25On Order

$26.187

Min.: 1
Mult.: 1

Protocol Converter Module

4 Channel

USB

5 V

RainbowLink

Bulk

Interface Modules UR20-FBC-CAN

1334890000
Weidmuller
1: $387.295
2In Stock

Mfr. Part #
1334890000

Mouser Part #
470-1334890000

Weidmuller

Interface Modules UR20-FBC-CAN

Learn More

Datasheet

2In Stock

$387.295

Min.: 1
Mult.: 1

I/O Modules

Remote I/O Fieldbus Coupler

- 20 C

+ 60 C

UR20

Interface Modules UR20-FBC-EC

1334910000
Weidmuller
1: $330.220
4In Stock
10Expected 9/10/2026

Mfr. Part #
1334910000

Mouser Part #
470-1334910000

Weidmuller

Interface Modules UR20-FBC-EC

Learn More

Datasheet

4In Stock

10Expected 9/10/2026

$330.220

$325.519

Min.: 1
Mult.: 1

I/O Modules

Remote I/O Fieldbus Coupler

- 20 C

+ 60 C

UR20

Interface Modules UR20-FBC-CC

2625010000
Weidmuller
1: $376.484
1In Stock

Mfr. Part #
2625010000

Mouser Part #
470-2625010000

Weidmuller

Interface Modules UR20-FBC-CC

Learn More

Datasheet

1In Stock

$376.484

Min.: 1
Mult.: 1

Bus Couplers

Remote I/O Fieldbus Coupler

- 20 C

+ 60 C

UR20

Interface Modules UR20-FBC-MOD-TCP-ECO

2659700000
Weidmuller
1: $264.879
5In Stock

Mfr. Part #
2659700000

Mouser Part #
470-2659700000

Weidmuller

Interface Modules UR20-FBC-MOD-TCP-ECO

Learn More

Datasheet

5In Stock

$264.879

Min.: 1
Mult.: 1

Bus Couplers

Remote I/O Fieldbus Coupler

- 20 C

+ 60 C

UR20

Interface Modules RS 16IO 2W L H S

9445730000
Weidmuller
1: $101.709
5In Stock

Mfr. Part #
9445730000

Mouser Part #
470-9445730000

Weidmuller

Interface Modules RS 16IO 2W L H S

Datasheet

5In Stock

$101.709

$99.216

$97.586

Min.: 1
Mult.: 1

Interface Modules RS 16IO 2W I-L H S

9445750000
Weidmuller
1: $133.449
5In Stock

Mfr. Part #
9445750000

Mouser Part #
470-9445750000

Weidmuller

Interface Modules RS 16IO 2W I-L H S

Datasheet

5In Stock

$133.449

$132.513

Min.: 1
Mult.: 1

Interface Modules USB A Socket to USB Type C Plug Adapter

5030
Adafruit
1: $999
400In Stock

Mfr. Part #
5030

Mouser Part #
485-5030

Adafruit

Interface Modules USB A Socket to USB Type C Plug Adapter

400In Stock

$999

Min.: 1
Mult.: 1

Adapters

USB To USB Type-C

2 Port

5 V

Interface Modules Eaton Tripp Lite Series 2x1 Bi-Directional HDMI Switch - 4K 60 Hz, HDR, HDCP Passthrough

B119-002-BDS
Eaton
1: $37.871
4In Stock
2Expected 9/21/2026
New Product

Mfr. Part #
B119-002-BDS

Mouser Part #
545-B119-002-BDS

New Product

Eaton

Interface Modules Eaton Tripp Lite Series 2x1 Bi-Directional HDMI Switch - 4K 60 Hz, HDR, HDCP Passthrough

Datasheet

4In Stock

2Expected 9/21/2026

$37.871

$33.580

$32.024

$30.888

View

Min.: 1
Mult.: 1

Interface Modules

HDMI Switch

2 Port

HDMI

- 10 C

+ 45 C

Interface Modules Auto-configuration adapter 64 MB, USB 1.1, EEC

ACA21-USB (EEC)
Hirschmann
1: $440.879
1In Stock

Mfr. Part #
ACA21-USB (EEC)

Mouser Part #
566-943271003

Hirschmann

Interface Modules Auto-configuration adapter 64 MB, USB 1.1, EEC

Datasheet

1In Stock

$440.879

$391.481

$374.538

Min.: 1
Mult.: 1

Adapters

USB 1.1

2 Port

USB 1.1

- 40 C

+ 70 C

ACA

Interface Modules 9-PIN RS-232 LINE BOOSTER

BB-232LB9R
Advantech
1: $94.968
7In Stock

Mfr. Part #
BB-232LB9R

Mouser Part #
600-232LB9R

Advantech

Interface Modules 9-PIN RS-232 LINE BOOSTER

Datasheet

7In Stock

$94.968

Min.: 1
Mult.: 1

Repeaters

RS-232

2 Port

115.2 kb/s

RS-232

12 V

16 V

0 C

+ 70 C

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

BB-232USB9M-LS
Advantech
1: $87.290
14In Stock
20Expected 10/12/2026

Mfr. Part #
BB-232USB9M-LS

Mouser Part #
600-232USB9M-LS

Advantech

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

Learn More

Datasheet

14In Stock

20Expected 10/12/2026

$87.290

Min.: 1
Mult.: 1

Converters

USB to RS-232

2 Port

12 Mb/s

RS-232, USB

- 40 C

+ 80 C

Interface Modules SELF POWERED 422 CONV. W/DB25S

BB-422LP25R
Advantech
1: $104.054
2In Stock
17On Order

Mfr. Part #
BB-422LP25R

Mouser Part #
600-422LP25R

Advantech

Interface Modules SELF POWERED 422 CONV. W/DB25S

Datasheet

2In Stock

17On Order

$104.054

Min.: 1
Mult.: 1

Converters

RS-232 to RS-422

2 Port

115.2 kb/s

RS-232/422

12 V

0 C

+ 70 C

Interface Modules PORT PWR 9P 232/422 CONVERTER

BB-422LP9R
Advantech
1: $164.064
3In Stock
5On Order

Mfr. Part #
BB-422LP9R

Mouser Part #
600-422LP9R

Advantech

Interface Modules PORT PWR 9P 232/422 CONVERTER

Datasheet

3In Stock

5On Order

$164.064

Min.: 1
Mult.: 1

Converters

RS-232 to RS-422

2 Port

115.2 kb/s

RS-232/422

0 C

+ 70 C

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

BB-485DRCI-PH
Advantech
1: $323.921
3In Stock

Mfr. Part #
BB-485DRCI-PH

Mouser Part #
600-485DRCI-PH

Advantech

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

Datasheet

3In Stock

$323.921

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 ISOLATED INLINE 485 CONVERTER, 25 PIN VE

BB-4WSD25OTB
Advantech
1: $153.400
2In Stock

Mfr. Part #
BB-4WSD25OTB

Mouser Part #
600-4WSD25OTB

Advantech

Interface Modules ISOLATED INLINE 485 CONVERTER, 25 PIN VE

Datasheet

2In Stock

$153.400

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 9 PIN 232 FO MODEM W/HANDSHAKE

BB-9PFLST
Advantech
1: $218.836
3In Stock

Mfr. Part #
BB-9PFLST

Mouser Part #
600-9PFLST

Advantech

Interface Modules 9 PIN 232 FO MODEM W/HANDSHAKE

Datasheet

3In Stock

$218.836

Min.: 1
Mult.: 1

Converters

RS-232 to Fiber Optic

2 Port

115.2 kb/s

RS-232, Fiber Optic

12 V

0 C

+ 50 C

Interface Modules 232/422/485 FIBER MODEM W/ST

BB-FOSTC
Advantech
1: $204.343
6In Stock

Mfr. Part #
BB-FOSTC

Mouser Part #
600-FOSTC

Advantech

Interface Modules 232/422/485 FIBER MODEM W/ST

Datasheet

6In Stock

$204.343

Min.: 1
Mult.: 1

Converters

RS-232/422/485 to Fiber Optic

2 Port

500 kb/s

Fiber Optic, RS-232/422/485

10 V

14 V

- 40 C

+ 80 C

Interface Modules

Customer Service Office

Company

Resources

Support

ABB
Adafruit
ADLINK Technology
Advanced Energy
Advantech
Applied Motion
ARBOR Technology
ArduSimple
Auvidea
Axiomtek
Azoteq
Banner Engineering
Basler
Brainboxes
Broadcom Limited
Carlo Gavazzi
CCS
Connective Peripherals
Crouzet
Delta Electronics
Design Gateway
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
Leopard Imaging
Littelfuse
LPRS
M5Stack
Maxtena
MEAN WELL
MeatPi
Microchip
Molex
Monnit
Monolithic Power Systems (MPS)
MultiTech
Murrelektronik
NetBurner
Nexcom
ODrive Robotics
Olimex Ltd.
Omron
Opto 22
Performance Motion Devices
Phoenix Contact
ProSoft Technology
ROBOTIS
Samtec
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

Adapters
Add-On Boards
Audio Decoders
Audio Encoders
Audio Encoders/Decoders
Auto-Configuration Adapters
Backplanes
Boosters
Bridges
Bus Couplers
CAN Bus Extenders
Card Readers
Communication Converters
Communication Modules
Communication Option Boards
CompactPCI Serial Cards
Controllers
Converters
Device Couplers
Display Modules

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
RS-232/422/485
PCIe
RJ-45
Ethernet, RS-232/422/485
PCI, PCIe
PROFIBUS
RS-485, USB
RS-485, USB 2.0
Ethernet, Modbus
Fiber Optic, RS-232/422/485

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
5 V
5 V, 12 V
5 V, 21 V
5 V/12 V
5.5 V
7 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