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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 2 0 56K V 92 Data Fax Modem Hardware Based

USB56KEMH2
StarTech
1: $94.93
8In Stock
New At Mouser

Mfr. Part No.
USB56KEMH2

Mouser Part No
16-USB56KEMH2

New At Mouser

StarTech

Interface Modules USB 2 0 56K V 92 Data Fax Modem Hardware Based

Datasheet

8In Stock

$94.93

$88.33

$86.51

$84.99

View

Min.: 1
Mult.: 1

Bulk

Interface Modules 802 11ac USB 3 0 WiFi Adapter USB Wireless Card

USB867WAC22
StarTech
1: $119.16
7In Stock
New At Mouser

Mfr. Part No.
USB867WAC22

Mouser Part No
16-USB867WAC22

New At Mouser

StarTech

Interface Modules 802 11ac USB 3 0 WiFi Adapter USB Wireless Card

Datasheet

7In Stock

$119.16

$105.70

$100.79

$97.23

$93.79

Min.: 1
Mult.: 1

Network Adapters

Wireless Ethernet

0 C

+ 60 C

Bulk

Interface Modules VGA to HDMI adapter cable with USB audio -2m

VGA2HDMM2M
StarTech
1: $92.93
11In Stock
New At Mouser

Mfr. Part No.
VGA2HDMM2M

Mouser Part No
16-VGA2HDMM2M

New At Mouser

StarTech

Interface Modules VGA to HDMI adapter cable with USB audio -2m

Datasheet

11In Stock

$92.93

$81.99

$77.21

$73.54

$70.03

Min.: 1
Mult.: 1

Bulk

Interface Modules VGA to HDMI Dongle

VGA2HDU
StarTech
1: $111.63
14In Stock
30Expected 25/8/2026
New At Mouser

Mfr. Part No.
VGA2HDU

Mouser Part No
16-VGA2HDU

New At Mouser

StarTech

Interface Modules VGA to HDMI Dongle

Datasheet

14In Stock

30Expected 25/8/2026

$111.63

$97.53

$90.25

$87.05

$82.91

Min.: 1
Mult.: 1

Bulk

Interface Modules High Res VGA to Composite S Video Converter

VGA2VID
StarTech
1: $207.16
5In Stock
New At Mouser

Mfr. Part No.
VGA2VID

Mouser Part No
16-VGA2VID

New At Mouser

StarTech

Interface Modules High Res VGA to Composite S Video Converter

Datasheet

5In Stock

$207.16

$183.78

$175.24

$169.06

View

Min.: 1
Mult.: 1

Bulk

Interface Modules Composite and S-Video to VGA Video Converter

VID2VGATV2
StarTech
1: $310.71
3In Stock
New At Mouser

Mfr. Part No.
VID2VGATV2

Mouser Part No
16-VID2VGATV2

New At Mouser

StarTech

Interface Modules Composite and S-Video to VGA Video Converter

Datasheet

3In Stock

$310.71

$300.68

$294.81

$291.34

View

Min.: 1
Mult.: 1

Bulk

Interface Modules INTERFACE MODULE DB9 FEMALE

RBMIDB09F
L-Com
1: $190.02
4In Stock
New At Mouser

Mfr. Part No.
RBMIDB09F

Mouser Part No
17-RBMIDB09F

New At Mouser

L-Com

Interface Modules INTERFACE MODULE DB9 FEMALE

4In Stock

$190.02

$175.67

$174.64

$172.52

View

Min.: 1
Mult.: 1

Interconnect

Interface Modules GROVE-TO-4P is a GROVE expansion connector.

A099
M5Stack
1: $6.12
3In Stock
30Expected 2/9/2026

Mfr. Part No.
A099

Mouser Part No
170-A099

M5Stack

Interface Modules GROVE-TO-4P is a GROVE expansion connector.

Datasheet

3In Stock

30Expected 2/9/2026

$6.12

Min.: 1
Mult.: 1

Expansion Modules

Grove to 4 Pin

Interface Modules A Grove port extension base specially adapted to theATOM series

A130
M5Stack
1: $4.76
31In Stock

Mfr. Part No.
A130

Mouser Part No
170-A130

M5Stack

Interface Modules A Grove port extension base specially adapted to theATOM series

Learn More

Datasheet

31In Stock

$4.76

Min.: 1
Mult.: 1

Expansion Modules

I2C, GPIO, UART

3 Port

I2C, GPIO, UART

5 V

0 C

+ 40 C

Interface Modules Grove 2-to-1 Converter w/ USB-c

A162
M5Stack
1: $4.76
29In Stock
25Expected 23/9/2026
New Product

Mfr. Part No.
A162

Mouser Part No
170-A162

New Product

M5Stack

Interface Modules Grove 2-to-1 Converter w/ USB-c

Learn More

Datasheet

29In Stock

25Expected 23/9/2026

$4.76

Min.: 1
Mult.: 1

Interface Connectors

USB

Interface Modules An expansion module of RS232 serial communication with isolation

M130
M5Stack
1: $31.14
3In Stock
10Expected 2/9/2026

Mfr. Part No.
M130

Mouser Part No
170-M130

M5Stack

Interface Modules An expansion module of RS232 serial communication with isolation

Learn More

Datasheet

3In Stock

10Expected 2/9/2026

$31.14

Min.: 1
Mult.: 1

Expansion Modules

RS-232

0.1152 Mb/s

RS-232

9 V

24 V

0 C

+ 40 C

Interface Modules An expansion module of RS232 serial communication with isolation

M131
M5Stack
1: $31.14
4In Stock
20On Order

Mfr. Part No.
M131

Mouser Part No
170-M131

M5Stack

Interface Modules An expansion module of RS232 serial communication with isolation

Learn More

Datasheet

4In Stock

20On Order

$31.14

Min.: 1
Mult.: 1

Expansion Modules

RS-232

9 V

24 V

0 C

+ 40 C

Interface Modules I2C Hub 1 to 6 Expansion Unit v2.1 w/ DIP Switch (PCA9548A)

U040-B-V21
M5Stack
1: $8.09
2In Stock
390On Order
New Product

Mfr. Part No.
U040-B-V21

Mouser Part No
170-U040-B-V21

New Product

M5Stack

Interface Modules I2C Hub 1 to 6 Expansion Unit v2.1 w/ DIP Switch (PCA9548A)

Learn More

Datasheet

2In Stock

390On Order

$8.09

Min.: 1
Mult.: 1

Interface Modules

Multiplexer Unit

6 Port

I2C

0 C

+ 40 C

Interface Modules RS485-HAT is a TTL to RS485 converter for M5StickC.

U067
M5Stack
1: $6.12
5In Stock
10On Order

Mfr. Part No.
U067

Mouser Part No
170-U067

M5Stack

Interface Modules RS485-HAT is a TTL to RS485 converter for M5StickC.

Datasheet

5In Stock

10On Order

$6.12

Min.: 1
Mult.: 1

Converters

RS-485 to TTL

1 Port

RS-485, TTL

5 V

12 V

HAT

Bulk

Interface Modules A Grove expansion Unit with On/Off Control + Current Meter functions.

U148
M5Stack
1: $6.12
29In Stock

Mfr. Part No.
U148

Mouser Part No
170-U148

M5Stack

Interface Modules A Grove expansion Unit with On/Off Control + Current Meter functions.

Datasheet

29In Stock

$6.12

Min.: 1
Mult.: 1

Expansion Kits

GPIO

UNIT

Interface Modules Chain Mount Brick w/ Chain Bridge

U211
M5Stack
1: $4.76
12In Stock
New Product

Mfr. Part No.
U211

Mouser Part No
170-U211

New Product

M5Stack

Interface Modules Chain Mount Brick w/ Chain Bridge

Learn More

Datasheet

12In Stock

$4.76

Min.: 1
Mult.: 1

Expansion Modules

Interface Modules USB 2 Port RS232 1MBaud

US-257
Brainboxes
1: $165.40
5In Stock

Mfr. Part No.
US-257

Mouser Part No
360-US-257

Brainboxes

Interface Modules USB 2 Port RS232 1MBaud

Learn More

Datasheet

5In Stock

$165.40

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 GPIB User Installable Interface Module for EL33133A, EL34143A, EL34243A, E36731A

EL34GPBU
Keysight
1: $613.55
2In Stock

Mfr. Part No.
EL34GPBU

Mouser Part No
372-EL34GPBU

Keysight

Interface Modules GPIB User Installable Interface Module for EL33133A, EL34143A, EL34243A, E36731A

Learn More

2In Stock

$613.55

Min.: 1
Mult.: 1

Interface Modules

GPIB

1 Port

EL300000

Interface Modules ALTA 900 MHz Wireless Control Unit, 10 AMP

MNO2-9-CTL-10
Monnit
Restricted Availability

Mfr. Part No.
MNO2-9-CTL-10

Mouser Part No
396-MNO29CTL10

Monnit

Interface Modules ALTA 900 MHz Wireless Control Unit, 10 AMP

Datasheet

Restricted Availability

5.5 V

- 40 C

+ 85 C

Wireless Control - Commercial

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

DFR0845
DFRobot
1: $27.06
57In Stock
118Expected 14/9/2026

Mfr. Part No.
DFR0845

Mouser Part No
426-DFR0845

DFRobot

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

Learn More

57In Stock

118Expected 14/9/2026

$27.06

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: $8.02
16In Stock
New Product

Mfr. Part No.
DFR1193

Mouser Part No
426-DFR1193

New Product

DFRobot

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

Datasheet

16In Stock

$8.02

Min.: 1
Mult.: 1

Interface Modules

I2C

2.25 V

5.5 V

0 C

+ 70 C

Bulk

Interface Modules USB to RS485 Module

FIT0737
DFRobot
1: $11.56
104In Stock
627On Order

Mfr. Part No.
FIT0737

Mouser Part No
426-FIT0737

DFRobot

Interface Modules USB to RS485 Module

Learn More

104In Stock

627On Order

$11.56

Min.: 1
Mult.: 1

Converters

USB to RS-485

2 Port

115.2 kb/s

RS-485, USB

- 40 C

+ 85 C

Interface Modules USB To RS485 Converter

FIT0832
DFRobot
1: $22.98
42In Stock

Mfr. Part No.
FIT0832

Mouser Part No
426-FIT0832

DFRobot

Interface Modules USB To RS485 Converter

Learn More

42In Stock

$22.98

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: $33.86
2In Stock
20On Order
New Product

Mfr. Part No.
TEL0190

Mouser Part No
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

2In Stock

20On Order

$33.86

Min.: 1
Mult.: 1

Protocol Converter Module

4 Channel

USB

5 V

RainbowLink

Bulk

Interface Modules UR20-FBC-CAN

1334890000
Weidmuller
1: $513.36
2In Stock

Mfr. Part No.
1334890000

Mouser Part No
470-1334890000

Weidmuller

Interface Modules UR20-FBC-CAN

Learn More

Datasheet

2In Stock

$513.36

$500.83

Min.: 1
Mult.: 1

I/O Modules

Remote I/O Fieldbus Coupler

- 20 C

+ 60 C

UR20

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
Leopard Imaging
Littelfuse
LPRS
M5Stack
Maxtena
MEAN WELL
MeatPi
Microchip
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Monnit
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MultiTech
Murrelektronik
NetBurner
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ODrive Robotics
Olimex Ltd.
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Opto 22
Performance Motion Devices
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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
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WIZnet
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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
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