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, Straight-to-Straight, Screw Thread, Overmolded Double Ended, Length 5000mm, IP68 / IP69K

MSBS05FL-SBSFL-SD005
Amphenol LTW
1: $57.16
7In Stock

Mfr. Part No.
MSBS05FL-SBSFL-SD005

Mouser Part No
523-BS05FLSBSFLSD005

Amphenol LTW

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Datasheet

7In Stock

$57.16

$50.67

$50.65

$44.49

View

Min.: 1
Mult.: 1

M12

5 Position

M12

5 Position

Female / Female

B Coded

5 m (16.404 ft)

4 A

60 V

22 AWG

Black

IP68, IP69K

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: $12.82
9In Stock

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

9In Stock

$12.82

$10.89

$10.20

$9.71

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 1000mm, IP68 / IP69K

M12B-05BFFM-SL8B01
Amphenol LTW
1: $14.82
172In Stock

Mfr. Part No.
M12B-05BFFM-SL8B01

Mouser Part No
523-M12B05BFFMSL8B01

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 1000mm, IP68 / IP69K

Learn More

Datasheet

172In Stock

$14.82

$12.85

$12.84

$12.65

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, Male Connector, Male Contact, Straight, Screw Thread, Overmolded, Length 4000mm, IP68 / IP69K

M12B-05BMMM-SL8D04
Amphenol LTW
1: $21.58
42In Stock
230On Order

Mfr. Part No.
M12B-05BMMM-SL8D04

Mouser Part No
523-M12B05BMMMSL8D04

Amphenol LTW

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, Overmolded, Length 4000mm, IP68 / IP69K

Learn More

Datasheet

42In Stock

230On Order

$21.58

$17.91

$17.27

$16.17

View

Min.: 1
Mult.: 1

M12

5 Position

Pigtail

Male

B Coded

4 m (13.123 ft)

4 A

60 V

22 AWG

Black

IP68

M12 B Code

M12B05FL-12BFL-SD001
Amphenol LTW
1: $24.92
8In Stock

Mfr. Part No.
M12B05FL-12BFL-SD001

Mouser Part No
523-M12B05FL12BFLSD1

Amphenol LTW

Learn More

Datasheet

8In Stock

$24.92

$21.16

$19.23

$18.03

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, 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: $26.03
12In Stock

Mfr. Part No.
M12B05ML-12BFL-SB002

Mouser Part No
523-M12B05ML12BFLSB2

Amphenol LTW

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Datasheet

12In Stock

$26.03

$22.15

$20.51

$19.19

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: $21.53
25In Stock

Mfr. Part No.
M12B05ML-12BFL-SD001

Mouser Part No
523-M12B05ML12BFLSD1

Amphenol LTW

Learn More

Datasheet

25In Stock

$21.53

$18.62

$17.45

$16.62

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

M12B05ML-12BFL-SD002
Amphenol LTW
1: $21.96
10In Stock

Mfr. Part No.
M12B05ML-12BFL-SD002

Mouser Part No
523-M12B05ML12BFLSD2

Amphenol LTW

Learn More

Datasheet

10In Stock

$21.96

$18.66

$17.27

$16.66

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-SBA05
Amphenol LTW
1: $18.12
10In Stock
40Expected 5/10/2026

Mfr. Part No.
M12B05ML-12BFL-SBA05

Mouser Part No
523-M12B05MLBFLSBA05

Amphenol LTW

Learn More

Datasheet

10In Stock

40Expected 5/10/2026

$18.12

$17.26

$16.63

$14.28

$14.10

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, 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: $11.86
19In Stock

Mfr. Part No.
M12B-05PFFS-SF8001

Mouser Part No
523-M12B05PFFSSF8001

Amphenol LTW

Learn More

Datasheet

19In Stock

$11.86

$10.06

$9.29

$8.99

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, Hexagonal, Screw Thread, Crimp, Receptacle With Cable/Wire, Length 1000mm, IP68 / IP69K

M12B-05PFFC-SH8CA0
Amphenol LTW
1: $17.07
3Expected 31/8/2026

Mfr. Part No.
M12B-05PFFC-SH8CA0

Mouser Part No
523-M12B05PFFCSH8CA0

Amphenol LTW

Learn More

Datasheet

3Expected 31/8/2026

$17.07

$14.31

$13.83

$13.44

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: $13.38
30Expected 12/10/2026

Mfr. Part No.
M12B-05PFFR-SF7003

Mouser Part No
523-M12B05PFFRSF7003

Amphenol LTW

Learn More

Datasheet

30Expected 12/10/2026

$13.38

$11.85

$10.54

$10.15

View

Min.: 1
Mult.: 1

Female

B Coded

IP67

M12 B Code

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

M12B-04BMMM-SL8A01
Amphenol LTW
1: $10.34
3Expected 29/9/2026

Mfr. Part No.
M12B-04BMMM-SL8A01

Mouser Part No
523-M12B04BMMMSL8A01

Amphenol LTW

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

Learn More

Datasheet

3Expected 29/9/2026

$10.34

$8.85

$8.27

$7.77

View

Min.: 1
Mult.: 1

M12

4 Position

Pigtail

Male

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 5000mm, IP68 / IP69K

M12B-05BFFM-SL8B05
Amphenol LTW
1: $28.44
9Expected 21/9/2026

Mfr. Part No.
M12B-05BFFM-SL8B05

Mouser Part No
523-M12B05BFFMSL8B05

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 5000mm, IP68 / IP69K

Learn More

Datasheet

9Expected 21/9/2026

$28.44

$23.81

$21.65

$20.44

View

Min.: 1
Mult.: 1

M12

5 Position

Pigtail

Female

B Coded

5 m (16.404 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, Straight, Screw Thread, Overmolded, Length 5000mm, IP68 / IP69K

M12B-05BFFM-SL8D05
Amphenol LTW
1: $23.83
5Expected 5/10/2026

Mfr. Part No.
M12B-05BFFM-SL8D05

Mouser Part No
523-M12B05BFFMSL8D05

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 5000mm, IP68 / IP69K

Learn More

Datasheet

5Expected 5/10/2026

$23.83

$20.28

$20.05

$18.13

View

Min.: 1
Mult.: 1

M12

5 Position

Pigtail

Female

B Coded

5 m (16.404 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, Hexagonal, PG9, Screw Thread, PCB 180 , Receptacle, Front Fastened, Panel Thickness 4.5, IP68 / IP69K

M12B-05PMMP-SF8001
Amphenol LTW
1: $9.25
10Expected 18/8/2026

Mfr. Part No.
M12B-05PMMP-SF8001

Mouser Part No
523-M12B05PMMPSF8001

Amphenol LTW

Learn More

Datasheet

10Expected 18/8/2026

$9.25

$8.51

$7.87

$7.60

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