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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 Mini-B Male 3.3V DB9 Interface

DB9-USB-D3-M
FTDI
1: $17.90
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

Learn More

Datasheet

127In Stock

$17.90

$16.40

$15.90

$15.50

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: $21.85
512In Stock
350Expected 4/7/2027

Mfr. Part #
DB9-USB-F

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

FTDI

Interface Modules USB to RS232 Legacy Adapter DB9 Female

Learn More

Datasheet

512In Stock

350Expected 4/7/2027

$21.85

$20.10

$19.60

$18.88

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: $16.30
146In 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

146In Stock

1,675On Order

$16.30

$15.60

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 to RS422 Convrtr Assembly 1 DB9 Port

USB-COM422-PLUS1
FTDI
1: $34.50
102In Stock
125Expected 5/7/2027

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

102In Stock

125Expected 5/7/2027

$34.50

$33.05

$31.60

$30.44

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: $33.26
243In Stock
225Expected 3/11/2027

Mfr. Part #
USB-RS422-PCBA

Mouser Part #
895-USB-RS422-PCBA

FTDI

Interface Modules USB to RS422 Embeded Converter PCB Assy

Datasheet

243In Stock

225Expected 3/11/2027

$33.26

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 ULI-351T USB RS485 4-W (TB) CNVTR

BB-485USBTB-4W-A
Advantech
1: $106.00
15In Stock
18On Order

Mfr. Part #
BB-485USBTB-4W-A

Mouser Part #
923-BB-485USBTB-4W-A

Advantech

Interface Modules ULI-351T USB RS485 4-W (TB) CNVTR

Datasheet

15In Stock

18On Order

$106.00

Min.: 1
Mult.: 1

Converters

USB to RS-485

1 Port

12 Mb/s

RS-485, USB

5 V

0 C

+ 70 C

Interface Modules ULI-321DCK USB x 1 Lck Iso. RS-232 DB9M

BB-USO9ML2-LS-A
Advantech
1: $153.29
17In Stock

Mfr. Part #
BB-USO9ML2-LS-A

Mouser Part #
923-BB-USO9ML2-LS-A

Advantech

Interface Modules ULI-321DCK USB x 1 Lck Iso. RS-232 DB9M

Learn More

Datasheet

17In Stock

$153.29

Min.: 1
Mult.: 1

Converters

USB to RS-232

2 Port

12 Mb/s

RS-232, USB 2.0

5 V

0 C

+ 70 C

USO9ML2

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

PCOA-G4-D4-0A
Samtec
1: $4,719.80
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

$4,719.80

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: $4,423.28
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

$4,423.28

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: $4,613.05
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

$4,613.05

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: $151.07
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

$151.07

$142.18

$137.75

$128.88

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: $171.18
6In Stock
4Expected 8/19/2026
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 8/19/2026

$171.18

$165.49

$154.07

$151.80

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: $66.60
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

$66.60

Min.: 1
Mult.: 1

Interface Modules

Socket Insert

1 Port

Interface Modules PROFIBUS COMMULE 120 VAC 4IN 2OUT IO

C441SS
Eaton Electrical
1: $2,340.74
1In Stock

Mfr. Part #
C441SS

Mouser Part #
504-C441SS

Eaton Electrical

Interface Modules PROFIBUS COMMULE 120 VAC 4IN 2OUT IO

Datasheet

1In Stock

$2,340.74

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: $1,940.55
3In Stock

Mfr. Part #
6ES71531AA030XB0

Mouser Part #
982-6ES71531AA030XB0

Siemens

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

Datasheet

3In Stock

$1,940.55

Min.: 1
Mult.: 1

Communication Modules

0 C

+ 60 C

Interface Modules SIMATIC DP, RS485 REPEATER, PROFIBUS/MPI

6ES79720AA020XA0
Siemens
1: $1,544.70
1In Stock
4Expected 10/7/2026

Mfr. Part #
6ES79720AA020XA0

Mouser Part #
982-6ES79720AA020XA0

Siemens

Interface Modules SIMATIC DP, RS485 REPEATER, PROFIBUS/MPI

Datasheet

1In Stock

4Expected 10/7/2026

$1,544.70

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 PROFIBUS OPTICAL LINK MODULE OLM/G12 V4.

6GK15033CB00
Siemens
1: $2,273.60
2In Stock
New At Mouser

Mfr. Part #
6GK15033CB00

Mouser Part #
982-6GK15033CB00

New At Mouser

Siemens

Interface Modules PROFIBUS OPTICAL LINK MODULE OLM/G12 V4.

2In Stock

$2,273.60

Min.: 1
Mult.: 1

Interface Modules USB Flash Drive Interface Module

VDRIVE2
FTDI
1: $26.60
355In Stock
NRND

Mfr. Part #
VDRIVE2

Mouser Part #
895-VDRIVE2

NRND

FTDI

Interface Modules USB Flash Drive Interface Module

Learn More

Datasheet

355In Stock

$26.60

$24.15

$22.40

$21.93

$21.91

Min.: 1
Mult.: 1

Interface Modules

USB Flash Drive

1 Port

SPI, UART, USB

5 V

- 30 C

+ 85 C

VDRIVE

Bulk

Interface Modules USB-C Multiport - HDMI 4K 60Hz - 3x USB-A - GbE - SD - 100W

115B-USBC-MULTIPORT
StarTech
1: $64.34
8In Stock
New At Mouser

Mfr. Part #
115B-USBC-MULTIPORT

Mouser Part #
16-115BUSBCMULTIPORT

New At Mouser

StarTech

Interface Modules USB-C Multiport - HDMI 4K 60Hz - 3x USB-A - GbE - SD - 100W

Datasheet

8In Stock

$64.34

$56.53

$53.90

$52.29

$50.59

Min.: 1
Mult.: 1

Bulk

Interface Modules USB-C Multiport - 2x HDMI 4K HDR - 2 x USB - GbE - SD

120B-USBC-MULTIPORT
StarTech
1: $119.50
5In Stock
New At Mouser

Mfr. Part #
120B-USBC-MULTIPORT

Mouser Part #
16-120BUSBCMULTIPORT

New At Mouser

StarTech

Interface Modules USB-C Multiport - 2x HDMI 4K HDR - 2 x USB - GbE - SD

Datasheet

5In Stock

$119.50

$106.05

$101.11

$97.54

$94.37

Min.: 1
Mult.: 1

Bulk

Interface Modules M.2 NVMe to U.3 (SFF-TA-1001)

1M25-U3-M2-ADAPTER
StarTech
1: $53.16
3In Stock
New At Mouser

Mfr. Part #
1M25-U3-M2-ADAPTER

Mouser Part #
16-1M25-U3-M2ADAPTER

New At Mouser

StarTech

Interface Modules M.2 NVMe to U.3 (SFF-TA-1001)

Datasheet

3In Stock

$53.16

$47.16

$44.97

$43.37

View

Min.: 1
Mult.: 1

Bulk

Interface Modules 2.5SATA to 3.5 SATA HDD Converter

25SAT35HDD
StarTech
1: $45.07
5In Stock
New At Mouser

Mfr. Part #
25SAT35HDD

Mouser Part #
16-25SAT35HDD

New At Mouser

StarTech

Interface Modules 2.5SATA to 3.5 SATA HDD Converter

Datasheet

5In Stock

$45.07

$40.13

$38.26

$36.90

View

Min.: 1
Mult.: 1

Bulk

Interface Modules USB 3 2 Gen 1x1 Type C to 2 5GBASE T Ethernet Adapter with 1

2GPD3-USB-C-ETHERNET
StarTech
1: $53.94
2In Stock
20On Order
New Product

Mfr. Part #
2GPD3-USB-C-ETHERNET

Mouser Part #
16-2GPD3USBCETHERNET

New Product

StarTech

Interface Modules USB 3 2 Gen 1x1 Type C to 2 5GBASE T Ethernet Adapter with 1

Learn More

Datasheet

2In Stock

20On Order

$53.94

$47.76

$45.50

$43.33

View

Min.: 1
Mult.: 1

Adapters

Ethernet Adapter

1 Port

5 Gbps

RJ45

0 C

+ 45 C

Bulk

Interface Modules 2 Port SATA 6Gbps PCIe SATA Controller Card w RAID

2P6GR-PCIE-SATA-CARD
StarTech
1: $72.00
10In Stock
New At Mouser

Mfr. Part #
2P6GR-PCIE-SATA-CARD

Mouser Part #
16-2P6GRPCIESATACARD

New At Mouser

StarTech

Interface Modules 2 Port SATA 6Gbps PCIe SATA Controller Card w RAID

Datasheet

10In Stock

$72.00

$64.10

$62.57

$60.93

$58.78

Min.: 1
Mult.: 1

Bulk

Interface Modules 3 5in Drive Bay IDE to Single CF SSD Converter Card

35BAYCF2IDE
StarTech
1: $37.49
13In Stock
New At Mouser

Mfr. Part #
35BAYCF2IDE

Mouser Part #
16-35BAYCF2IDE

New At Mouser

StarTech

Interface Modules 3 5in Drive Bay IDE to Single CF SSD Converter Card

Datasheet

13In Stock

$37.49

$33.25

$31.70

$30.58

View

Min.: 1
Mult.: 1

Bulk

Interface Modules

Mouser Electronics®

Company

Resources

Support

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
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