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

M12B-05PMMR-EE0001
Amphenol LTW
1: 31,84 RON
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

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Datasheet

61In Stock

31,84 RON

28,82 RON

27,21 RON

26,56 RON

View

Min.: 1
Mult.: 1

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, PROFIBUS, Metal, 4A, 02 pins, Male Connector, Male Contact, Straight, Screw Thread, Overmolded, Length 2000mm, IP68 / IP69K

MSBS-02BMMM-SL8M02
Amphenol LTW
1: 94,06 RON
30In Stock

Mfr. Part No.
MSBS-02BMMM-SL8M02

Mouser Part No
523-MSBS02BMMMSL8M02

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 2000mm, IP68 / IP69K

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Datasheet

30In Stock

94,06 RON

79,88 RON

73,99 RON

71,33 RON

View

Min.: 1
Mult.: 1

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 3000mm, IP68 / IP69K

M12B05ML-12BML-SD003
Amphenol LTW
1: 83,90 RON
6In Stock

Mfr. Part No.
M12B05ML-12BML-SD003

Mouser Part No
523-2B05ML12BMLSD003

Amphenol LTW

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Datasheet

6In Stock

83,90 RON

72,73 RON

68,96 RON

67,91 RON

View

Min.: 1
Mult.: 1

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 10000mm, IP68 / IP69K

MSBS05FL-SBSFL-SB010
Amphenol LTW
1: 318,35 RON
3In Stock

Mfr. Part No.
MSBS05FL-SBSFL-SB010

Mouser Part No
523-BS05FLSBSFLSB010

Amphenol LTW

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Datasheet

3In Stock

318,35 RON

283,39 RON

272,48 RON

263,37 RON

233,84 RON

Min.: 1
Mult.: 1

MSBS05FL-SBSFL-SD002
Amphenol LTW
1: 138,58 RON
8In Stock

Mfr. Part No.
MSBS05FL-SBSFL-SD002

Mouser Part No
523-BS05FLSBSFLSD002

Amphenol LTW

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Datasheet

8In Stock

138,58 RON

118,96 RON

113,83 RON

110,16 RON

View

Min.: 1
Mult.: 1

MSBS05FL-SBSFL-SD003
Amphenol LTW
1: 154,22 RON
9In Stock

Mfr. Part No.
MSBS05FL-SBSFL-SD003

Mouser Part No
523-BS05FLSBSFLSD003

Amphenol LTW

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Datasheet

9In Stock

154,22 RON

132,69 RON

126,96 RON

122,83 RON

View

Min.: 1
Mult.: 1

MSBS05ML-SBSFL-SB005
Amphenol LTW
1: 221,82 RON
7In Stock

Mfr. Part No.
MSBS05ML-SBSFL-SB005

Mouser Part No
523-BS05MLSBSFLSB005

Amphenol LTW

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Datasheet

7In Stock

221,82 RON

188,52 RON

181,78 RON

175,70 RON

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 03 pins, Female Connector, Female Contact, Straight, Screw Thread, Solder, Field Installable, F4.5 - F6.5mm, IP68 Mated

M12B-03BFFA-SL8001
Amphenol LTW
1: 40,94 RON
8In Stock

Mfr. Part No.
M12B-03BFFA-SL8001

Mouser Part No
523-M12B03BFFASL8001

Amphenol LTW

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 03 pins, Female Connector, Female Contact, Straight, Screw Thread, Solder, Field Installable, F4.5 - F6.5mm, IP68 Mated

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Datasheet

8In Stock

40,94 RON

36,87 RON

34,76 RON

33,85 RON

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 03 pins, Male Connector, Male Contact, Straight, Screw Thread, Solder, Field Installable, F4.5 - F6.5mm, IP68 Mated

M12B-03BMMA-SL8001
Amphenol LTW
1: 38,78 RON
4In Stock

Mfr. Part No.
M12B-03BMMA-SL8001

Mouser Part No
523-M12B03BMMASL8001

Amphenol LTW

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 03 pins, Male Connector, Male Contact, Straight, Screw Thread, Solder, Field Installable, F4.5 - F6.5mm, IP68 Mated

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Datasheet

4In Stock

38,78 RON

34,86 RON

32,90 RON

31,99 RON

View

Min.: 1
Mult.: 1

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: 41,55 RON
6In 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

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Datasheet

6In Stock

41,55 RON

37,42 RON

35,26 RON

34,35 RON

View

Min.: 1
Mult.: 1

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 04 pins, Female Connector, Female Contact, Right Angle, Screw Thread, Overmolded, Length 2000mm, IP68 / IP69K

M12B-04BFFM-SR8B02
Amphenol LTW
1: 45,67 RON
1In Stock

Mfr. Part No.
M12B-04BFFM-SR8B02

Mouser Part No
523-M12B04BFFMSR8B02

Amphenol LTW

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 04 pins, Female Connector, Female Contact, Right Angle, Screw Thread, Overmolded, Length 2000mm, IP68 / IP69K

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Datasheet

1In Stock

45,67 RON

42,65 RON

39,74 RON

38,93 RON

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 04 pins, Male Connector, Male Contact, Straight, Screw Thread, Solder, Field Installable, F4.5 - F6.5mm, IP68 Mated

M12B-04BMMA-SL8001
Amphenol LTW
1: 40,59 RON
1In Stock

Mfr. Part No.
M12B-04BMMA-SL8001

Mouser Part No
523-M12B04BMMASL8001

Amphenol LTW

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 04 pins, Male Connector, Male Contact, Straight, Screw Thread, Solder, Field Installable, F4.5 - F6.5mm, IP68 Mated

Learn More

Datasheet

1In Stock

40,59 RON

36,52 RON

34,41 RON

33,55 RON

View

Min.: 1
Mult.: 1

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: 38,63 RON
8In Stock

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

8In Stock

38,63 RON

34,76 RON

32,80 RON

31,94 RON

View

Min.: 1
Mult.: 1

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: 48,69 RON
110In Stock
160Expected 3/31/2026

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

110In Stock

160Expected 3/31/2026

48,69 RON

43,81 RON

41,30 RON

40,24 RON

View

Min.: 1
Mult.: 1

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-SL8D01
Amphenol LTW
1: 45,57 RON
11In Stock

Mfr. Part No.
M12B-05BFFM-SL8D01

Mouser Part No
523-M12B05BFFMSL8D01

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

11In Stock

45,57 RON

40,99 RON

38,68 RON

37,67 RON

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, Solder, Field Installable, F4.5 - F6.5mm, IP68 Mated

M12B-05BMMA-SL8001
Amphenol LTW
1: 41,35 RON
10In Stock

Mfr. Part No.
M12B-05BMMA-SL8001

Mouser Part No
523-M12B05BMMASL8001

Amphenol LTW

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, Solder, Field Installable, F4.5 - F6.5mm, IP68 Mated

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Datasheet

10In Stock

41,35 RON

37,22 RON

35,06 RON

34,15 RON

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, Screw-in, Field Installable, F4.0 - F8.0mm, IP67 Mated

M12B-05BMMB-SL7001
Amphenol LTW
1: 45,47 RON
9In Stock
20Expected 4/16/2026

Mfr. Part No.
M12B-05BMMB-SL7001

Mouser Part No
523-M12B05BMMBSL7001

Amphenol LTW

Circular Metric Connectors M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, Screw-in, Field Installable, F4.0 - F8.0mm, IP67 Mated

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Datasheet

9In Stock

20Expected 4/16/2026

45,47 RON

40,94 RON

38,58 RON

37,57 RON

View

Min.: 1
Mult.: 1

Sensor Cables / Actuator Cables Circular Metric Connector MPronto-12 (M12 Push Pull), B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Overmolded, Length 2000mm, IP68 Mated

M12B-05BMMM-PL8D02
Amphenol LTW
1: 53,92 RON
10In Stock

Mfr. Part No.
M12B-05BMMM-PL8D02

Mouser Part No
523-M12B05BMMMPL8D02

Amphenol LTW

Sensor Cables / Actuator Cables Circular Metric Connector MPronto-12 (M12 Push Pull), B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Overmolded, Length 2000mm, IP68 Mated

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Datasheet

10In Stock

53,92 RON

47,73 RON

45,92 RON

44,06 RON

View

Min.: 1
Mult.: 1

Sensor Cables / Actuator Cables M12 Circular Metric Connector, B Code, Metal, 4A, 05 pins, Male Connector, Male Contact, Straight, Screw Thread, Overmolded, Length 1000mm, IP68 / IP69K

M12B-05BMMM-SL8A01
Amphenol LTW
1: 41,55 RON
6In Stock

Mfr. Part No.
M12B-05BMMM-SL8A01

Mouser Part No
523-M12B05BMMMSL8A01

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 1000mm, IP68 / IP69K

Learn More

Datasheet

6In Stock

41,55 RON

37,42 RON

35,26 RON

34,35 RON

View

Min.: 1
Mult.: 1

M12B05FL-12BFL-SD001
Amphenol LTW
1: 76,76 RON
3In Stock
10Expected 3/31/2026

Mfr. Part No.
M12B05FL-12BFL-SD001

Mouser Part No
523-M12B05FL12BFLSD1

Amphenol LTW

Learn More

Datasheet

3In Stock

10Expected 3/31/2026

76,76 RON

66,55 RON

63,08 RON

62,12 RON

View

Min.: 1
Mult.: 1

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

M12B05FL-12BMR-SDA05
Amphenol LTW
1: 66,30 RON
8In Stock

Mfr. Part No.
M12B05FL-12BMR-SDA05

Mouser Part No
523-M12B05FLBMRSDA05

Amphenol LTW

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Datasheet

8In Stock

66,30 RON

58,75 RON

56,49 RON

54,22 RON

View

Min.: 1
Mult.: 1

M12B05ML-12BFL-SB002
Amphenol LTW
1: 82,64 RON
1In Stock
10Expected 3/31/2026

Mfr. Part No.
M12B05ML-12BFL-SB002

Mouser Part No
523-M12B05ML12BFLSB2

Amphenol LTW

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Datasheet

1In Stock

10Expected 3/31/2026

82,64 RON

71,58 RON

67,85 RON

66,90 RON

View

Min.: 1
Mult.: 1

M12B05ML-12BFL-SD001
Amphenol LTW
1: 66,85 RON
10In Stock

Mfr. Part No.
M12B05ML-12BFL-SD001

Mouser Part No
523-M12B05ML12BFLSD1

Amphenol LTW

Learn More

Datasheet

10In Stock

66,85 RON

56,89 RON

53,32 RON

50,80 RON

View

Min.: 1
Mult.: 1

M12B05ML-12BFL-SD002
Amphenol LTW
1: 67,70 RON
20In Stock

Mfr. Part No.
M12B05ML-12BFL-SD002

Mouser Part No
523-M12B05ML12BFLSD2

Amphenol LTW

Learn More

Datasheet

20In Stock

67,70 RON

57,54 RON

53,27 RON

51,36 RON

View

Min.: 1
Mult.: 1

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

M12B05ML-12BFR-SDA05
Amphenol LTW
1: 66,30 RON
9In Stock

Mfr. Part No.
M12B05ML-12BFR-SDA05

Mouser Part No
523-M12B05MLBFRSDA05

Amphenol LTW

Learn More

Datasheet

9In Stock

66,30 RON

58,75 RON

56,49 RON

54,22 RON

View

Min.: 1
Mult.: 1

M12 B-Code Circular Metric Connectors

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M12 B-Code Circular Metric Connectors

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