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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 GW EIP/MODBUS 2E/2DB9

1062380
Phoenix Contact
1: $1,311.65
4In Stock
7Expected 2026-10-21

Mfr. Part #
1062380

Mouser Part #
651-1062380

Phoenix Contact

Interface Modules GW EIP/MODBUS 2E/2DB9

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Datasheet

4In Stock

7Expected 2026-10-21

$1,311.65

Min.: 1
Mult.: 1

Converters

EtherNet/IP to Modbus

4 Port

230.4 kb/s

Ethernet, Modbus

10.8 V

30 V

- 40 C

+ 70 C

Interface Modules GW EIP/MODBUS 1E/1DB9

1062540
Phoenix Contact
1: $947.75
4In Stock

Mfr. Part #
1062540

Mouser Part #
651-1062540

Phoenix Contact

Interface Modules GW EIP/MODBUS 1E/1DB9

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Datasheet

4In Stock

$947.75

Min.: 1
Mult.: 1

Converters

EtherNet/IP to Modbus

2 Port

230.4 kb/s

Ethernet, Modbus

10.8 V

30 V

- 40 C

+ 70 C

Interface Modules GW PL DP/MODBUS

2316365
Phoenix Contact
1: $1,487.59
2In Stock

Mfr. Part #
2316365

Mouser Part #
651-2316365

Phoenix Contact

Interface Modules GW PL DP/MODBUS

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Datasheet

2In Stock

$1,487.59

Min.: 1
Mult.: 1

Converters

Modbus RTU to PROFIBUS DP

1 Port

12 Mb/s

18 V

30 V

- 40 C

+ 85 C

Interface Modules GW PL HART4-BUS 4-CHNL/4 INSTRMNTS

2702234
Phoenix Contact
1: $1,187.80
7In Stock

Mfr. Part #
2702234

Mouser Part #
651-2702234

Phoenix Contact

Interface Modules GW PL HART4-BUS 4-CHNL/4 INSTRMNTS

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Datasheet

7In Stock

$1,187.80

Min.: 1
Mult.: 1

Expansion Modules

HART4-BUS

4 Channel

1.2 kb/s

19.2 V

30 V

- 40 C

+ 70 C

GW PL

Interface Modules GW DEVICE SERVER 2E/4DB9

2702763
Phoenix Contact
1: $1,066.69
15In Stock

Mfr. Part #
2702763

Mouser Part #
651-2702763

Phoenix Contact

Interface Modules GW DEVICE SERVER 2E/4DB9

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Datasheet

15In Stock

$1,066.69

Min.: 1
Mult.: 1

Converters

RS-232/422/485 to Ethernet

6 Port

100 Mb/s

Ethernet, RS-232/422/485

10.8 V

30 V

- 40 C

+ 70 C

Interface Modules GW MODBUS TCP/RTU 2E/2DB9

2702766
Phoenix Contact
1: $1,104.21
6In Stock

Mfr. Part #
2702766

Mouser Part #
651-2702766

Phoenix Contact

Interface Modules GW MODBUS TCP/RTU 2E/2DB9

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Datasheet

6In Stock

$1,104.21

Min.: 1
Mult.: 1

Converters

Modbus RTU to Modbus TCP

4 Port

100 Mb/s

Ethernet, Modbus

10.8 V

30 V

- 40 C

+ 70 C

Interface Modules GW EIP/ASCII 1E/2DB9

2702773
Phoenix Contact
1: $1,122.29
4In Stock

Mfr. Part #
2702773

Mouser Part #
651-2702773

Phoenix Contact

Interface Modules GW EIP/ASCII 1E/2DB9

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Datasheet

4In Stock

$1,122.29

Min.: 1
Mult.: 1

Converters

RAW/ASCII to EtherNet/IP

3 Port

100 Mb/s

Ethernet, RS-232/422/485

10.8 V

30 V

- 40 C

+ 70 C

Interface Modules NX EtherNet/IP Coupler

NX-EIC202
Omron Automation and Safety
1: $814.72
7In Stock

Mfr. Part #
NX-EIC202

Mouser Part #
653-NX-EIC202

Omron Automation and Safety

Interface Modules NX EtherNet/IP Coupler

7In Stock

$814.72

$767.76

Min.: 1
Mult.: 1

Interface Modules USB-to-1-Wire /iButton Adapter

DS9481R-3C7+
Analog Devices / Maxim Integrated
1: $175.64
12In Stock

Mfr. Part #
DS9481R-3C7+

Mouser Part #
700-DS9481R-3C7+

Analog Devices / Maxim Integrated

Interface Modules USB-to-1-Wire /iButton Adapter

Datasheet

12In Stock

$175.64

Min.: 1
Mult.: 1

Adapters

USB to 1-Wire

2 Port

RJ-11, USB

DS9481R

Bulk

Interface Modules Edgeport 1i 1 port USB converter

301-1001-31
Digi
1: $316.80
63In Stock

Mfr. Part #
301-1001-31

Mouser Part #
888-301-1001-31

Digi

Interface Modules Edgeport 1i 1 port USB converter

Datasheet

63In Stock

$316.80

Min.: 1
Mult.: 1

Converters

USB to RS-422/485

1 Port

RS-422/485, USB

Interface Modules USB Mini-B Male 3.3V DB9 Interface

DB9-USB-D3-M
FTDI
1: $25.78
127In Stock

Mfr. Part #
DB9-USB-D3-M

Mouser Part #
895-DB9-USB-D3-M

FTDI

Interface Modules USB Mini-B Male 3.3V DB9 Interface

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Datasheet

127In Stock

$25.78

$23.62

$22.90

$22.32

Min.: 1
Mult.: 1

Converters

USB 2.0 to RS-232

1 Port

12 Mb/s

RS-232, USB 2.0

3.3 V

- 40 C

+ 85 C

Bulk

Interface Modules USB to RS232 Legacy Adapter DB9 Female

DB9-USB-F
FTDI
1: $31.46
522In Stock
350Expected 2027-04-07

Mfr. Part #
DB9-USB-F

Mouser Part #
895-DB9-USB-RS232-F

FTDI

Interface Modules USB to RS232 Legacy Adapter DB9 Female

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Datasheet

522In Stock

350Expected 2027-04-07

$31.46

$28.94

$28.22

$27.19

Min.: 1
Mult.: 1

Converters

USB 2.0 to RS-232

1 Port

12 Mb/s

RS-232, USB 2.0

5 V

- 40 C

+ 85 C

Bulk

Interface Modules USB Embeded Serial Conv 3V3 PCB Assy

TTL-232R-3V3-PCB
FTDI
1: $23.47
158In Stock
1,675On Order

Mfr. Part #
TTL-232R-3V3-PCB

Mouser Part #
895-TTL-232R-3V3-PCB

FTDI

Interface Modules USB Embeded Serial Conv 3V3 PCB Assy

Datasheet

158In Stock

1,675On Order

$23.47

$22.46

Min.: 1
Mult.: 1
Max.: 10

Converters

USB to UART

1 Port

3 Mb/s

UART, USB

3.3 V

- 40 C

+ 85 C

TTL-232

Bulk

Interface Modules USB Embeded Serial Conv 5V PCB Assy

TTL-232R-5V-PCB
FTDI
1: $25.63
73In Stock
550On Order

Mfr. Part #
TTL-232R-5V-PCB

Mouser Part #
895-TTL-232R-5V-PCB

FTDI

Interface Modules USB Embeded Serial Conv 5V PCB Assy

Datasheet

73In Stock

550On Order

$25.63

$24.54

$23.44

$23.28

Min.: 1
Mult.: 1

Converters

USB to UART

1 Port

3 Mb/s

UART, USB

5 V

- 40 C

+ 85 C

TTL-232

Bulk

Interface Modules USB to RS422 Convrtr Assembly 1 DB9 Port

USB-COM422-PLUS1
FTDI
1: $49.68
106In Stock
125Expected 2027-05-07

Mfr. Part #
USB-COM422-PLUS1

Mouser Part #
895-USB-COM422-PLUS1

FTDI

Interface Modules USB to RS422 Convrtr Assembly 1 DB9 Port

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Datasheet

106In Stock

125Expected 2027-05-07

$49.68

$47.59

$45.50

$43.83

Min.: 1
Mult.: 1

Converters

USB 2.0 to RS-422

1 Port

12 Mb/s

RS-422, USB 2.0

5 V

- 40 C

+ 85 C

USB-COM422

Bulk

Interface Modules USB to RS422 Embeded Converter PCB Assy

USB-RS422-PCBA
FTDI
1: $46.94
251In Stock
225Expected 2027-03-11

Mfr. Part #
USB-RS422-PCBA

Mouser Part #
895-USB-RS422-PCBA

FTDI

Interface Modules USB to RS422 Embeded Converter PCB Assy

Datasheet

251In Stock

225Expected 2027-03-11

$46.94

$46.54

Min.: 1
Mult.: 1
Max.: 10

Converters

USB 2.0 to RS-422

1 Port

12 Mb/s

RS-422, USB 2.0

5 V

- 40 C

+ 85 C

USBRS422

Bulk

Interface Modules PCI Express(R)-Over-Fiber FireFly(TM) Adaptor Card

PCOA-G4-D4-0A
Samtec
1: $6,796.51
3In Stock
Factory Special Order

Mfr. Part #
PCOA-G4-D4-0A

Mouser Part #
200-PCOA-G4-D4-0A

Factory Special Order

Samtec

Interface Modules PCI Express(R)-Over-Fiber FireFly(TM) Adaptor Card

Learn More

3In Stock

$6,796.51

View

Min.: 1
Mult.: 1

Optical Transceivers

PCIe

PCOA

Bulk

Interface Modules PCI Express(R)-Over-Fiber FireFly(TM) Adaptor Card

PCOA-G4-S4-0A
Samtec
1: $6,369.52
5In Stock
Factory Special Order

Mfr. Part #
PCOA-G4-S4-0A

Mouser Part #
200-PCOA-G4-S4-0A

Factory Special Order

Samtec

Interface Modules PCI Express(R)-Over-Fiber FireFly(TM) Adaptor Card

Learn More

5In Stock

$6,369.52

View

Min.: 1
Mult.: 1

Optical Transceivers

PCIe

PCOA

Bulk

Interface Modules PCI Express(R)-Over-Fiber FireFly(TM) Adaptor Card

PCOA-G4-S8-0A
Samtec
1: $6,642.79
4In Stock
Factory Special Order

Mfr. Part #
PCOA-G4-S8-0A

Mouser Part #
200-PCOA-G4-S8-0A

Factory Special Order

Samtec

Interface Modules PCI Express(R)-Over-Fiber FireFly(TM) Adaptor Card

Learn More

4In Stock

$6,642.79

View

Min.: 1
Mult.: 1

Optical Transceivers

PCIe

PCOA

Bulk

Interface Modules 1-Port USB to CAN FD Adapter, cable length 90cm USB A to USB B

CP-CANFD-1P
Connective Peripherals
1: $217.54
6In Stock
New Product

Mfr. Part #
CP-CANFD-1P

Mouser Part #
734-CP-CANFD-1P

New Product

Connective Peripherals

Interface Modules 1-Port USB to CAN FD Adapter, cable length 90cm USB A to USB B

Learn More

Datasheet

6In Stock

$217.54

$204.74

$198.36

$185.59

View

Min.: 1
Mult.: 1

Adapters

1 Port

Serial

Bulk

Interface Modules 1-Port USB to CAN FD ISO Adapter, cable length 90cm USB A to USB B

CP-CANFD-1P-ISO
Connective Peripherals
1: $246.50
6In Stock
4Expected 2026-08-19
New Product

Mfr. Part #
CP-CANFD-1P-ISO

Mouser Part #
734-CP-CANFD-1P-ISO

New Product

Connective Peripherals

Interface Modules 1-Port USB to CAN FD ISO Adapter, cable length 90cm USB A to USB B

Learn More

Datasheet

6In Stock

4Expected 2026-08-19

$246.50

$238.31

$221.86

$218.59

View

Min.: 1
Mult.: 1

Adapters

1 Port

Serial

Bulk

Interface Modules MODLINK MSDD SOCKET INSERT GERMANY, 250VAC/16A with LED yellow

4000-68000-0010000
Murrelektronik
1: $95.90
3In Stock

Mfr. Part #
4000-68000-0010000

Mouser Part #
867-4000680000010000

Murrelektronik

Interface Modules MODLINK MSDD SOCKET INSERT GERMANY, 250VAC/16A with LED yellow

Datasheet

3In Stock

$95.90

Min.: 1
Mult.: 1

Interface Modules

Socket Insert

1 Port

Interface Modules PROFIBUS COMMULE 120 VAC 4IN 2OUT IO

C441SS
Eaton Electrical
1: $3,370.67
1In Stock

Mfr. Part #
C441SS

Mouser Part #
504-C441SS

Eaton Electrical

Interface Modules PROFIBUS COMMULE 120 VAC 4IN 2OUT IO

Datasheet

1In Stock

$3,370.67

Min.: 1
Mult.: 1

Communication Modules

PROFIBUS

6 Port

12 Mb/s

15 V

30 V

- 40 C

+ 55 C

C441

Interface Modules SIMATIC DP, CONNECTION IM 153-1, ET200M

6ES71531AA030XB0
Siemens
1: $2,794.39
3In Stock

Mfr. Part #
6ES71531AA030XB0

Mouser Part #
982-6ES71531AA030XB0

Siemens

Interface Modules SIMATIC DP, CONNECTION IM 153-1, ET200M

Datasheet

3In Stock

$2,794.39

Min.: 1
Mult.: 1

Communication Modules

0 C

+ 60 C

Interface Modules SIMATIC DP, RS485 REPEATER, PROFIBUS/MPI

6ES79720AA020XA0
Siemens
1: $2,224.37
1In Stock
4Expected 2026-10-07

Mfr. Part #
6ES79720AA020XA0

Mouser Part #
982-6ES79720AA020XA0

Siemens

Interface Modules SIMATIC DP, RS485 REPEATER, PROFIBUS/MPI

Datasheet

1In Stock

4Expected 2026-10-07

$2,224.37

Min.: 1
Mult.: 1

Interface Modules

RS-485

1 Port

12 Mb/s

RS-485

20.4 V

28.8 V

0 C

+ 60 C

Interface Modules

Mouser Electronics®

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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
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

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