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Terminal Block Interface Modules

Terminal Block Interface Modules are modular wiring interface devices that sit between field wiring (sensors, actuators, power lines) and control equipment (like PLCs, I/O cards, relays, or controllers). Their job is to organize, protect, and simplify electrical connections while often adding signal conditioning or isolation.

Terminal block interface modules are available from Mouser from industry leading manufacturers including ADLINK Technology, Advantech, Eaton, Murrelektronik, Phoenix Contact, Weidmueller & more. Please view our selection of terminal block interface modules below.

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Part #

Terminal Block Interface Modules SCSI 68P TERMINAL BOARD

DIN-68S-01
ADLINK Technology
1: $175.31
244In Stock
146Expected 10/27/2026

Mfr. Part #
DIN-68S-01

Mouser Part #
976-DIN-68S-01

ADLINK Technology

Terminal Block Interface Modules SCSI 68P TERMINAL BOARD

Learn More

Datasheet

244In Stock

146Expected 10/27/2026

$175.31

$131.35

$120.72

$112.76

View

Min.: 1
Mult.: 1

SCSI-II Terminal Boards

68 Position

Screw

DIN Rail

Green

DIN

Bulk

Terminal Block Interface Modules Interface Relay Module, 8Ch

8931.3
Altech
1: $391.81
10In Stock

Mfr. Part #
8931.3

Mouser Part #
845-89313

Altech

Terminal Block Interface Modules Interface Relay Module, 8Ch

Datasheet

10In Stock

$391.81

$339.98

$303.93

Min.: 1
Mult.: 1

Relay Terminal Boards

12 A

DIN Rail

Terminal Block Interface Modules FLKM-D25 SUB/S

2281144
Phoenix Contact
1: $332.85
8In Stock

Mfr. Part #
2281144

Mouser Part #
651-2281144

Phoenix Contact

Terminal Block Interface Modules FLKM-D25 SUB/S

Datasheet

8In Stock

$332.85

Min.: 1
Mult.: 1

D-Sub Terminal Boards

25 Position

2.5 A

125 V

Screw

DIN Rail

FLKM

Bulk

Terminal Block Interface Modules VIP-3/PT/RJ45

2904290
Phoenix Contact
1: $97.59
95In Stock

Mfr. Part #
2904290

Mouser Part #
651-2904290

Phoenix Contact

Terminal Block Interface Modules VIP-3/PT/RJ45

Learn More

Datasheet

Product Comments

95In Stock

$97.59

Min.: 1
Mult.: 1

RJ45 Terminal Boards

8 Position

1 A

48 V

26 AWG

14 AWG

Push-In

Green

VIP-PT

Terminal Block Interface Modules UM 45-D37SUB/S

2962803
Phoenix Contact
1: $380.39
5In Stock

Mfr. Part #
2962803

Mouser Part #
651-2962803

Phoenix Contact

Terminal Block Interface Modules UM 45-D37SUB/S

Datasheet

5In Stock

$380.39

Min.: 1
Mult.: 1

D-Sub Terminal Boards

37 Position

2.5 A

125 V

Screw

DIN Rail

Varioface

Terminal Block Interface Modules 50P SCSI-II TERM BRD w/ DIN RAIL

DIN-50S-01
ADLINK Technology
1: $213.89
49In Stock

Mfr. Part #
DIN-50S-01

Mouser Part #
976-DIN-50S-01

ADLINK Technology

Terminal Block Interface Modules 50P SCSI-II TERM BRD w/ DIN RAIL

Datasheet

49In Stock

$213.89

$162.98

$150.93

$144.07

View

Min.: 1
Mult.: 1

SCSI-II Terminal Boards

50 Position

Screw

DIN Rail

Green

DIN

Bulk

Terminal Block Interface Modules RS SD25S UNC LPK2

8155650000
Weidmuller
1: $102.75
6In Stock

Mfr. Part #
8155650000

Mouser Part #
470-8155650000

Weidmuller

Terminal Block Interface Modules RS SD25S UNC LPK2

Datasheet

6In Stock

$102.75

$76.51

$73.32

$71.19

View

Min.: 1
Mult.: 1

Terminal Block Interface Modules UM 45-FLK20

2962573
Phoenix Contact
1: $256.84
3In Stock

Mfr. Part #
2962573

Mouser Part #
651-2962573

Phoenix Contact

Terminal Block Interface Modules UM 45-FLK20

Datasheet

3In Stock

$256.84

Min.: 1
Mult.: 1

Flat Cable Terminal Boards

20 Position

1 A

25 VAC, 60 VDC

26 AWG

16 AWG

Pluggable, Screw

DIN Rail

Green

Varioface

Bulk

Terminal Block Interface Modules Interface Mod SD-M37 Sub-D Male 37p

5743.2
Altech
1: $214.54
6In Stock

Mfr. Part #
5743.2

Mouser Part #
845-5743.2

Altech

Terminal Block Interface Modules Interface Mod SD-M37 Sub-D Male 37p

Datasheet

6In Stock

$214.54

$146.45

$141.65

$138.36

View

Min.: 1
Mult.: 1

D-Sub Terminal Boards

37 Position

4 A

250 VAC

22 AWG

12 AWG

DIN Rail (32, 35)

Gray

RJ45

Terminal Block Interface Modules VIP2/SC/FLK14/8P/PLC

2322294
Phoenix Contact
1: $83.51
4In Stock

Mfr. Part #
2322294

Mouser Part #
651-2322294

Phoenix Contact

Terminal Block Interface Modules VIP2/SC/FLK14/8P/PLC

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Datasheet

Product Comments

4In Stock

$83.51

Min.: 1
Mult.: 1

IDC/FLK Terminal Boards

14 Position

VIP-2

Terminal Block Interface Modules DM8-S3 DIODE MODULE 8P 3A

5702.3
Altech
1: $132.16
3In Stock

Mfr. Part #
5702.3

Mouser Part #
845-5702.3

Altech

Terminal Block Interface Modules DM8-S3 DIODE MODULE 8P 3A

Datasheet

3In Stock

$132.16

$89.71

$87.24

$84.62

View

Min.: 1
Mult.: 1

Diode Terminal Boards

8 Position

3 A

250 VAC

22 AWG

12 AWG

DIN Rail

Gray

Terminal Block Interface Modules Interface Module, DM24-S3

8975.3
Altech
1: $332.29
1In Stock

Mfr. Part #
8975.3

Mouser Part #
845-89753

Altech

Terminal Block Interface Modules Interface Module, DM24-S3

Datasheet

1In Stock

$332.29

$205.22

Min.: 1
Mult.: 1

Diode Terminal Boards

24 Position

3 A

250 VAC

22 AWG

12 AWG

DIN Rail (32, 35)

Gray

Terminal Block Interface Modules 37P D-SUB TERM BOARD w/ DIN RAIL w/o CBL

DIN-37D-01
ADLINK Technology
1: $166.40
13In Stock

Mfr. Part #
DIN-37D-01

Mouser Part #
976-DIN-37D-01

ADLINK Technology

Terminal Block Interface Modules 37P D-SUB TERM BOARD w/ DIN RAIL w/o CBL

Learn More

Datasheet

13In Stock

$166.40

$124.67

$119.83

$115.78

View

Min.: 1
Mult.: 1

D-Sub Terminal Boards

37 Position

Screw

DIN Rail

Green

DIN

Bulk

Terminal Block Interface Modules UM 45-FLK50/PLC

2962489
Phoenix Contact
1: $285.21
4In Stock

Mfr. Part #
2962489

Mouser Part #
651-2962489

Phoenix Contact

Terminal Block Interface Modules UM 45-FLK50/PLC

Datasheet

4In Stock

$285.21

Min.: 1
Mult.: 1

IDC/FLK Terminal Boards

50 Position

2 A

50 V

Varioface

Terminal Block Interface Modules PPC 2,5-NS/1-L

3000652
Phoenix Contact
1: $2.21
41In Stock

Mfr. Part #
3000652

Mouser Part #
651-3000652

Phoenix Contact

Terminal Block Interface Modules PPC 2,5-NS/1-L

Learn More

Datasheet

41In Stock

$2.21

$2.16

Min.: 1
Mult.: 1

1 Position

24 A

500 V

26 AWG

12 AWG

DIN Rail

Gray

PPC

Terminal Block Interface Modules 4-Axis 100-pin SCSI DIN-rail motion wiri

ADAM-3956-BE
Advantech
1: $117.39
1In Stock

Mfr. Part #
ADAM-3956-BE

Mouser Part #
923-ADAM-3956-BE

Advantech

Terminal Block Interface Modules 4-Axis 100-pin SCSI DIN-rail motion wiri

Datasheet

1In Stock

$117.39

Min.: 1
Mult.: 1

Terminal Block Interface Modules UM 25-D25SUB/S/ FRONT/Q

2959612
Phoenix Contact
1: $242.74
4In Stock

Mfr. Part #
2959612

Mouser Part #
651-2959612

Phoenix Contact

Terminal Block Interface Modules UM 25-D25SUB/S/ FRONT/Q

Datasheet

4In Stock

$242.74

Min.: 1
Mult.: 1

D-Sub Terminal Boards

25 Position

125 V

24 AWG

12 AWG

Pluggable, Screw

DIN Rail

Varioface

Terminal Block Interface Modules FLKM-D25 SUB/B

2281209
Phoenix Contact
1: $351.96
4In Stock

Mfr. Part #
2281209

Mouser Part #
651-2281209

Phoenix Contact

Terminal Block Interface Modules FLKM-D25 SUB/B

Datasheet

4In Stock

$351.96

Min.: 1
Mult.: 1

D-Sub Terminal Boards

25 Position

2.5 A

125 V

Screw

DIN Rail

FLKM

Terminal Block Interface Modules UM 45-D 37 SUB/S 37 POS MALSE CON

2962751
Phoenix Contact
1: $380.38
3In Stock

Mfr. Part #
2962751

Mouser Part #
651-2962751

Phoenix Contact

Terminal Block Interface Modules UM 45-D 37 SUB/S 37 POS MALSE CON

Datasheet

3In Stock

$380.38

Min.: 1
Mult.: 1

D-Sub Terminal Boards

37 Position

2.5 A

125 V

Screw

DIN Rail

Green

Varioface

Terminal Block Interface Modules UM45-FLK50

2962612
Phoenix Contact
1: $447.06
3In Stock

Mfr. Part #
2962612

Mouser Part #
651-2962612

Phoenix Contact

Terminal Block Interface Modules UM45-FLK50

Datasheet

3In Stock

$447.06

Min.: 1
Mult.: 1

Flat Cable Terminal Boards

50 Position

1 A

60 V

26 AWG

16 AWG

Screw

DIN Rail

Varioface

Terminal Block Interface Modules FLKM 4-I/O-G4

5521322
Phoenix Contact
1: $172.91
6In Stock

Mfr. Part #
5521322

Mouser Part #
651-5521322

Phoenix Contact

Terminal Block Interface Modules FLKM 4-I/O-G4

Datasheet

6In Stock

$172.91

Min.: 1
Mult.: 1

Relay Terminal Boards

4 Position

Green

FLKM

Terminal Block Interface Modules FLKM-D50 SUB/S

2281157
Phoenix Contact
1: $608.78
3In Stock
End of Life

Mfr. Part #
2281157

Mouser Part #
651-2281157

End of Life

Phoenix Contact

Terminal Block Interface Modules FLKM-D50 SUB/S

Datasheet

3In Stock

$608.78

Min.: 1
Mult.: 1

D-Sub Terminal Boards

50 Position

2.5 A

125 V

30 AWG

12 AWG

FLKM

Terminal Block Interface Modules RS ELCO 56/56LM S

1126790000
Weidmuller
1: $383.60
1In Stock

Mfr. Part #
1126790000

Mouser Part #
470-1126790000

Weidmuller

Terminal Block Interface Modules RS ELCO 56/56LM S

Datasheet

1In Stock

$383.60

$298.83

$291.84

$285.96

View

Min.: 1
Mult.: 1

RS ELCO Terminal Boards

56 Position

84 A

150 VAC, 200 VDC

26 AWG

12 AWG

DIN Rail

Terminal Block Interface Modules XW2R I/O TB M3 20Pt General

XW2R-J20G-T
Omron Automation and Safety
1: $122.04
1In Stock

Mfr. Part #
XW2R-J20G-T

Mouser Part #
653-XW2RJ20GT

Omron Automation and Safety

Terminal Block Interface Modules XW2R I/O TB M3 20Pt General

Datasheet

1In Stock

$122.04

$91.99

$85.20

$82.55

View

Min.: 1
Mult.: 1

XW2R

Terminal Block Interface Modules 24 RELAY OUTPUT TERMINATION BOARD

TB-24R/24-01
ADLINK Technology
1: $473.33
1In Stock

Mfr. Part #
TB-24R/24-01

Mouser Part #
976-TB-24R/24-01

ADLINK Technology

Terminal Block Interface Modules 24 RELAY OUTPUT TERMINATION BOARD

Datasheet

1In Stock

$473.33

$381.03

$363.22

Min.: 1
Mult.: 1

DIN Rail

DIN

Bulk

Terminal Block Interface Modules

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Component Carrier Terminal Boards
Digital Input & Relay Output Terminal Boards
Digital Input Terminal Boards
Digital Output Terminal Boards
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DIP Socket Terminal Boards
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IDC Terminal Boards
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Rectangular Connector Terminal Boards

1 Position
3 Position
4 Position
5 Position
6 Position
7 Position
8 Position
9 Position
10 Position
12 Position
14 Position
15 Position
16 Position
18 Position
20 Position
24 Position
25 Position
26 Position
28 Position
32 Position

9 mA
50 mA
63 mA
102 mA
320 mA
500 mA
800 mA
1 A
1.5 A
2 A
2.5 A
3 A
4 A
5 A
6 A
7 A
8 A
12 A
16 A
24 A

20 V
22 V to 26 V
22 V to 26 VDC
24 V
24 VDC
25 V
25 VAC, 60 VDC
26 V
30 V
30 VAC, 60 VDC
48 V
50 V
50 VAC, 60 VDC
60 V
60 VDC
105 V
120 V
125 V
125 VAC/125 VDC
150 VAC

ADAM-3909
ADAM-3920
ADAM-3925
ADAM-3937
ADAM-3950
ADAM-3951
ADAM-3952
ADAM-3955
ADAM-3962
ADAM-3968
ADAM-3968/50
DFLK
DIN
DM
FBK
FLK
FLKM
FLKM-H
FLKMS
FLKMS-MR