Sensor Cables / Actuator Cables

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M12 B-Code Circular Metric Connectors

Amphenol LTW M12 B-Code Circular Metric Connectors offer 2 to 8 pins and feature a screw-thread mating style with complete 360° shielding. Compliant with IEC 61076-2-101, these connectors ensure industry-wide connector compatibility. Key features include a vibration-proof, corrosion-resistant design and a waterproof IP67/IP68/IP69K protection rating. Amphenol LTW M12 B-Code Circular Metric Connectors are suitable for wet and harsh environments, such as surveillance systems, mass rapid transit/railways, industrial automation, and broadband wireless access.

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Part #

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Female Connector, Female Contact, Hexagonal, Screw Thread, Crimp, Receptacle With Cable/Wire, Length 500mm, IP68 / IP69K

M12B-05PFFC-SH8C50
Amphenol LTW
1: $15.93
1In Stock

Mfr. Part No.
M12B-05PFFC-SH8C50

Mouser Part No
523-M12B05PFFCSH8C50

Amphenol LTW

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Datasheet

1In Stock

$15.93

$14.34

$13.51

$13.16

View

Min.: 1
Mult.: 1

M12

5 Position

Pigtail

Female

B Coded

500 mm (19.685 in)

4 A

60 V

22 AWG

Black

IP68

M12 B Code

M12B-05PFFC-SH8CA0
Amphenol LTW
1: $17.44
9In Stock

Mfr. Part No.
M12B-05PFFC-SH8CA0

Mouser Part No
523-M12B05PFFCSH8CA0

Amphenol LTW

Learn More

Datasheet

9In Stock

$17.44

$14.62

$14.14

$13.73

View

Min.: 1
Mult.: 1

M12

5 Position

Pigtail

Female

B Coded

1 m (3.281 ft)

4 A

60 V

22 AWG

Black

IP68

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Female Connector, Female Contact, Hexagonal, M12*1.0, Screw Thread, PCB 90 , Receptacle, Front Fastened, IP67 Mated

M12B-05PFFR-SF7003
Amphenol LTW
1: $14.26
20In Stock

Mfr. Part No.
M12B-05PFFR-SF7003

Mouser Part No
523-M12B05PFFRSF7003

Amphenol LTW

Learn More

Datasheet

20In Stock

$14.26

$12.11

$10.37

$10.05

View

Min.: 1
Mult.: 1

Female

B Coded

IP67

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Female Connector, Female Contact, Hexagonal, PG9, Screw Thread, Solder, Receptacle, Front Fastened, Panel Thickness 4.5, IP68 / IP69K

M12B-05PFFS-SF8001
Amphenol LTW
1: $11.87
27In Stock

Mfr. Part No.
M12B-05PFFS-SF8001

Mouser Part No
523-M12B05PFFSSF8001

Amphenol LTW

Learn More

Datasheet

27In Stock

$11.87

$10.09

$9.01

$8.58

View

Min.: 1
Mult.: 1

M12 B Code

Sensor Cables / Actuator Cables M Series Sensor Connector, M12, B Code, Plastic, 4A, 05 pins, Male Connector, Male Contact, DIP 90

M12B-05PMMR-EE0001
Amphenol LTW
1: $9.99
61In Stock

Mfr. Part No.
M12B-05PMMR-EE0001

Mouser Part No
523-M12B05PMMREE0001

Amphenol LTW

Sensor Cables / Actuator Cables M Series Sensor Connector, M12, B Code, Plastic, 4A, 05 pins, Male Connector, Male Contact, DIP 90

Learn More

Datasheet

61In Stock

$9.99

$8.48

$7.98

$7.42

View

Min.: 1
Mult.: 1

B Coded

4 A

60 V

IP67

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Hexagonal, M12*1.0, Screw Thread, PCB 90 , Receptacle, Front Fastened, IP67 Mated

M12B-05PMMR-SF7003
Amphenol LTW
1: $12.20
20In Stock

Mfr. Part No.
M12B-05PMMR-SF7003

Mouser Part No
523-M12B05PMMRSF7003

Amphenol LTW

Learn More

Datasheet

20In Stock

$12.20

$10.36

$9.31

$8.87

View

Min.: 1
Mult.: 1

Male

B Coded

IP67

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Hexagonal, PG9, Screw Thread, Solder, Receptacle, Front Fastened, Panel Thickness 4.5, IP68 / IP69K

M12B-05PMMS-SF8001
Amphenol LTW
1: $10.51
5In Stock

Mfr. Part No.
M12B-05PMMS-SF8001

Mouser Part No
523-M12B05PMMSSF8001

Amphenol LTW

Learn More

Datasheet

5In Stock

$10.51

$8.92

$8.26

$7.96

View

Min.: 1
Mult.: 1

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Plastic, 4A, 05 pins, Male Connector, Male Contact, Straight-to-Straight, Screw Thread, Overmolded Double Ended, Length 500mm, IP68 / IP69K

MSBP05ML-SBPFL-SDA05
Amphenol LTW
1: $17.56
10In Stock

Mfr. Part No.
MSBP05ML-SBPFL-SDA05

Mouser Part No
523-MB05MLBFLSDA05

Amphenol LTW

Learn More

Datasheet

10In Stock

$17.56

$14.91

$13.97

$13.30

View

Min.: 1
Mult.: 1

M12

5 Position

M12

5 Position

Male / Female

B Coded

500 mm (19.685 in)

4 A

60 V

M12 B Code

Bulk

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Plastic, 4A, 05 pins, Female Connector, Female Contact, Right Angle, Screw Thread, Overmolded, Length 1000mm, IP68 / IP69K

MSBP-05BFFM-SR8A01
Amphenol LTW
1: $14.46
9In Stock

Mfr. Part No.
MSBP-05BFFM-SR8A01

Mouser Part No
523-MSBP05BFFMSR8A01

Amphenol LTW

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Plastic, 4A, 05 pins, Female Connector, Female Contact, Right Angle, Screw Thread, Overmolded, Length 1000mm, IP68 / IP69K

Learn More

Datasheet

9In Stock

$14.46

$13.01

$12.26

$11.94

View

Min.: 1
Mult.: 1

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Plastic, 4A, 05 pins, Female Connector, Female Contact, Right Angle-to-Right Angle, Screw Thread, Overmolded Double Ended, Length 1000mm, IP68 / IP69K

MSBP05FR-SBPFR-SD001
Amphenol LTW
1: $24.24
9In Stock

Mfr. Part No.
MSBP05FR-SBPFR-SD001

Mouser Part No
523-MSBP05FRSBPFRSD1

Amphenol LTW

Learn More

Datasheet

9In Stock

$24.24

$20.18

$18.92

$17.43

View

Min.: 1
Mult.: 1

M12

5 Position

M12

5 Position

Female / Female

B Coded

1 m (3.281 ft)

4 A

60 V

M12 B Code

Bulk

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, PROFIBUS, Metal, 4A, 02 pins, Male Connector, Male Contact, Straight, Screw Thread, Overmolded, Length 1000mm, IP68 / IP69K

MSBS-02BMMM-SL8M01
Amphenol LTW
1: $23.81
3In Stock

Mfr. Part No.
MSBS-02BMMM-SL8M01

Mouser Part No
523-MSBS02BMMMSL8M01

Amphenol LTW

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, PROFIBUS, Metal, 4A, 02 pins, Male Connector, Male Contact, Straight, Screw Thread, Overmolded, Length 1000mm, IP68 / IP69K

Learn More

Datasheet

3In Stock

$23.81

$20.67

$19.38

$18.45

View

Min.: 1
Mult.: 1

M12

2 Position

Pigtail

Male

B Coded

1 m (3.281 ft)

4 A

250 V

22 AWG

Purple

IP68

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, PROFIBUS, Metal, 4A, 02 pins, Male Connector, Male Contact, Straight, Screw Thread, Overmolded, Length 5000mm, IP68 / IP69K

MSBS-02BMMM-SL8M05
Amphenol LTW
1: $52.26
2In Stock

Mfr. Part No.
MSBS-02BMMM-SL8M05

Mouser Part No
523-MSBS02BMMMSL8M05

Amphenol LTW

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, PROFIBUS, Metal, 4A, 02 pins, Male Connector, Male Contact, Straight, Screw Thread, Overmolded, Length 5000mm, IP68 / IP69K

Learn More

Datasheet

2In Stock

$52.26

$44.42

$41.64

$38.61

View

Min.: 1
Mult.: 1

M12

2 Position

Pigtail

Male

B Coded

5 m (16.404 ft)

4 A

250 V

22 AWG

Purple

IP68

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 04 pins, Female Connector, Female Contact, Straight, Screw Thread, Overmolded, Length 1000mm, IP68 / IP69K

M12B-04BFFM-SL8A01
Amphenol LTW
1: $13.11
10Expected 23/7/2026

Mfr. Part No.
M12B-04BFFM-SL8A01

Mouser Part No
523-M12B04BFFMSL8A01

Amphenol LTW

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 04 pins, Female Connector, Female Contact, Straight, Screw Thread, Overmolded, Length 1000mm, IP68 / IP69K

Learn More

Datasheet

10Expected 23/7/2026

$13.11

$11.13

$10.43

$9.92

View

Min.: 1
Mult.: 1

M12

4 Position

Pigtail

Female

B Coded

1 m (3.281 ft)

4 A

250 V

22 AWG

Yellow

IP68

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Female Connector, Female Contact, Straight, Screw Thread, Overmolded, Length 10000mm, IP68 / IP69K

M12B-05BFFM-SL8D10
Amphenol LTW
1: $35.74
20Expected 5/6/2026

Mfr. Part No.
M12B-05BFFM-SL8D10

Mouser Part No
523-M12B05BFFMSL8D10

Amphenol LTW

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Female Connector, Female Contact, Straight, Screw Thread, Overmolded, Length 10000mm, IP68 / IP69K

Learn More

Datasheet

20Expected 5/6/2026

$35.74

$31.62

$27.15

$26.69

View

Min.: 1
Mult.: 1

M12

5 Position

Pigtail

Female

B Coded

10 m (32.808 ft)

4 A

60 V

22 AWG

Black

IP68

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight-to-Straight, Screw Thread, Overmolded Double Ended, Length 2000mm, IP68 / IP69K

M12B05ML-12BFL-SB002
Amphenol LTW
1: $26.38
18On Order

Mfr. Part No.
M12B05ML-12BFL-SB002

Mouser Part No
523-M12B05ML12BFLSB2

Amphenol LTW

Learn More

Datasheet

18On Order

$26.38

$22.42

$20.75

$19.67

View

Min.: 1
Mult.: 1

M12

5 Position

M12

5 Position

Male / Female

B Coded

2 m (6.562 ft)

4 A

60 V

M12 B Code

Bulk

M12B05ML-12BFL-SD001
Amphenol LTW
1: $22.00
25Expected 3/6/2026

Mfr. Part No.
M12B05ML-12BFL-SD001

Mouser Part No
523-M12B05ML12BFLSD1

Amphenol LTW

Learn More

Datasheet

25Expected 3/6/2026

$22.00

$19.03

$17.83

$16.99

View

Min.: 1
Mult.: 1

M12

5 Position

M12

5 Position

Male / Female

B Coded

1 m (3.281 ft)

4 A

60 V

M12 B Code

Bulk

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Hexagonal, PG9, Screw Thread, PCB 180 , Receptacle, Front Fastened, Panel Thickness 4.5, IP68 / IP69K

M12B-05PMMP-SF8001
Amphenol LTW
1: $9.45
10Expected 30/7/2026

Mfr. Part No.
M12B-05PMMP-SF8001

Mouser Part No
523-M12B05PMMPSF8001

Amphenol LTW

Learn More

Datasheet

10Expected 30/7/2026

$9.45

$8.70

$8.05

$7.77

View

Min.: 1
Mult.: 1

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Plastic, 4A, 05 pins, Male Connector, Male Contact, Right Angle-to-Right Angle, Screw Thread, Overmolded Double Ended, Length 1000mm, IP68 / IP69K

MSBP05MR-SBPMR-SB001
Amphenol LTW
1: $21.03
10Expected 16/7/2026

Mfr. Part No.
MSBP05MR-SBPMR-SB001

Mouser Part No
523-MSBP05MRSBPMRSB1

Amphenol LTW

Learn More

Datasheet

10Expected 16/7/2026

$21.03

$18.24

$17.28

$17.03

View

Min.: 1
Mult.: 1

M12

5 Position

M12

5 Position

Male / Male

B Coded

1 m (3.281 ft)

4 A

60 V

M12 B Code

Bulk

M12B05ML-12BFL-SD003
Amphenol LTW
1: $27.48
20Stock Available

Mfr. Part No.
M12B05ML-12BFL-SD003

Mouser Part No
523-2B05ML12BFLSD003

Amphenol LTW

Learn More

Datasheet

20Stock Available

More Info Available

$27.48

$23.13

$20.96

$19.65

View

Min.: 1
Mult.: 1

M12 B Code

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Female Connector, Female Contact, Straight-to-Straight, Screw Thread, Overmolded Double Ended, Length 3000mm, IP68 / IP69K