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: ¥6,981.2
7In Stock

Mfr. Part #
MSBS05FL-SBSFL-SD005

Mouser Part #
523-BS05FLSBSFLSD005

Amphenol LTW

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Datasheet

7In Stock

¥6,981.2

¥6,188.9

¥6,185.6

¥5,433.1

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: ¥1,566.3
9In Stock

Mfr. Part #
M12B-04BFFM-SL8A01

Mouser Part #
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

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Datasheet

9In Stock

¥1,566.3

¥1,330.5

¥1,245.8

¥1,186

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: ¥1,810.5
172In Stock

Mfr. Part #
M12B-05BFFM-SL8B01

Mouser Part #
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

¥1,810.5

¥1,569.6

¥1,568

¥1,544.7

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: ¥2,636
42In Stock
230On Order

Mfr. Part #
M12B-05BMMM-SL8D04

Mouser Part #
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

¥2,636

¥2,187.5

¥2,109.5

¥1,974.9

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: ¥3,043
8In Stock

Mfr. Part #
M12B05FL-12BFL-SD001

Mouser Part #
523-M12B05FL12BFLSD1

Amphenol LTW

Learn More

Datasheet

8In Stock

¥3,043

¥2,584.5

¥2,348.7

¥2,202.5

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: ¥3,179.2
12In Stock

Mfr. Part #
M12B05ML-12BFL-SB002

Mouser Part #
523-M12B05ML12BFLSB2

Amphenol LTW

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Datasheet

12In Stock

¥3,179.2

¥2,705.8

¥2,504.8

¥2,343.7

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: ¥2,629.4
25In Stock

Mfr. Part #
M12B05ML-12BFL-SD001

Mouser Part #
523-M12B05ML12BFLSD1

Amphenol LTW

Learn More

Datasheet

25In Stock

¥2,629.4

¥2,273.9

¥2,131.1

¥2,029.7

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: ¥2,682.5
10In Stock

Mfr. Part #
M12B05ML-12BFL-SD002

Mouser Part #
523-M12B05ML12BFLSD2

Amphenol LTW

Learn More

Datasheet

10In Stock

¥2,682.5

¥2,278.9

¥2,109.5

¥2,034.7

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: ¥2,212.5
10In Stock
40Expected 10/5/2026

Mfr. Part #
M12B05ML-12BFL-SBA05

Mouser Part #
523-M12B05MLBFLSBA05

Amphenol LTW

Learn More

Datasheet

10In Stock

40Expected 10/5/2026

¥2,212.5

¥2,107.8

¥2,031.4

¥1,744.1

¥1,722.5

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: ¥1,448.4
19In Stock

Mfr. Part #
M12B-05PFFS-SF8001

Mouser Part #
523-M12B05PFFSSF8001

Amphenol LTW

Learn More

Datasheet

19In Stock

¥1,448.4

¥1,229.1

¥1,134.5

¥1,097.9

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: ¥2,084.6
3Expected 8/31/2026

Mfr. Part #
M12B-05PFFC-SH8CA0

Mouser Part #
523-M12B05PFFCSH8CA0

Amphenol LTW

Learn More

Datasheet

3Expected 8/31/2026

¥2,084.6

¥1,747.4

¥1,689.2

¥1,641.1

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: ¥1,634.4
30Expected 10/12/2026

Mfr. Part #
M12B-05PFFR-SF7003

Mouser Part #
523-M12B05PFFRSF7003

Amphenol LTW

Learn More

Datasheet

30Expected 10/12/2026

¥1,634.4

¥1,446.7

¥1,287.3

¥1,239.1

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: ¥1,262.4
3Expected 9/29/2026

Mfr. Part #
M12B-04BMMM-SL8A01

Mouser Part #
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 9/29/2026

¥1,262.4

¥1,081.3

¥1,009.9

¥948.4

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: ¥3,473.2
9Expected 9/21/2026

Mfr. Part #
M12B-05BFFM-SL8B05

Mouser Part #
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 9/21/2026

¥3,473.2

¥2,908.4

¥2,644.3

¥2,496.5

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: ¥2,910.1
5Expected 10/5/2026

Mfr. Part #
M12B-05BFFM-SL8D05

Mouser Part #
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 10/5/2026

¥2,910.1

¥2,476.6

¥2,448.3

¥2,214.1

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: ¥1,129.5
10Expected 8/21/2026

Mfr. Part #
M12B-05PMMP-SF8001

Mouser Part #
523-M12B05PMMPSF8001

Amphenol LTW

Learn More

Datasheet

10Expected 8/21/2026

¥1,129.5

¥1,039.8

¥961.7

¥928.5

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