Connectors – Mouser Singapore

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M Series Circular Metric Connector Adapters

Amphenol LTW M Series Circular Metric Connector Adapters include a wide range of I, T, and Y adapters, T cables, and Y cables. These adapters offer various codes: I adapters provide M12 A and D codes, T adapters provide M12 A and B codes, and Y adapters provide A, D, and I codes. The T and Y cables offer M12 A, B, D, and I codes. M series adapters feature a feed-through, waterproof design and are available in straight or angled versions. Additional features include a high-performance data transmission rate of up to 10Gbps and gold-plated copper alloy M12 female pin and RJ45 contacts. Amphenol LTW M Series Circular Metric Connector Adapters meet the requirements of the industrial Ethernet field and comply with IEC standards.

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Part #

Circular Metric Connectors M12 Metric Circular Connector, A-Coded, Metal Shielded, 4A, 04 pins, Female Connector, Female Contact, Ethernet, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, IP68 Mated

MSAS-04BFFD-SL8001
Amphenol LTW
1: $34.79
18In Stock
New Product

Mfr. Part No.
MSAS-04BFFD-SL8001

Mouser Part No
523-MSAS04BFFDSL8001

New Product

Amphenol LTW

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Datasheet

18In Stock

$34.79

$29.57

$27.15

$25.85

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Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, A-Coded, Metal Shielded, 4A, 04 pins, Female Connector, Female Contact, PROFIBUS PA, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, F5.8-F7.1mm, IP68 Mated

MSAS-04BFFD-SL8004
Amphenol LTW
1: $32.64
20In Stock
New Product

Mfr. Part No.
MSAS-04BFFD-SL8004

Mouser Part No
523-MSAS04BFFDSL8004

New Product

Amphenol LTW

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Datasheet

20In Stock

$32.64

$29.15

$25.99

$25.51

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Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, A-Coded, Metal Shielded, 4A, 04 pins, Female Connector, Female Contact, Signal, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, IP68 Mated

MSAS-04BFFD-SL8005
Amphenol LTW
1: $32.40
20In Stock
New Product

Mfr. Part No.
MSAS-04BFFD-SL8005

Mouser Part No
523-MSAS04BFFDSL8005

New Product

Amphenol LTW

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Datasheet

20In Stock

$32.40

$27.51

$25.80

$25.35

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Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, A-Coded, Metal Shielded, 4A, 04 pins, Female Connector, Female Contact, FOUNDATION Fieldbus, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, F5.8-F7.1mm, IP68 Mated

MSAS-04BFFD-SL8010
Amphenol LTW
1: $32.64
20In Stock
New Product

Mfr. Part No.
MSAS-04BFFD-SL8010

Mouser Part No
523-MSAS04BFFDSL8010

New Product

Amphenol LTW

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Datasheet

20In Stock

$32.64

$27.73

$25.99

$25.51

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Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, A-Coded, Metal Shielded, 4A, 04 pins, Male Connector, Male Contact, Ethernet, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, IP68 Mated

MSAS-04BMMD-SL8001
Amphenol LTW
1: $32.71
18In Stock
New Product

Mfr. Part No.
MSAS-04BMMD-SL8001

Mouser Part No
523-MSAS04BMMDSL8001

New Product

Amphenol LTW

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Datasheet

18In Stock

$32.71

$27.23

$25.52

$24.31

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Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, A-Coded, Metal Shielded, 4A, 04 pins, Male Connector, Male Contact, PROFIBUS PA, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, F5.8-F7.1mm, IP68 Mated

MSAS-04BMMD-SL8004
Amphenol LTW
1: $30.80
20In Stock
New Product

Mfr. Part No.
MSAS-04BMMD-SL8004

Mouser Part No
523-MSAS04BMMDSL8004

New Product

Amphenol LTW

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Datasheet

20In Stock

$30.80

$26.09

$24.41

$22.84

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Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, A-Coded, Metal Shielded, 4A, 04 pins, Male Connector, Male Contact, Signal, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, IP68 Mated

MSAS-04BMMD-SL8005
Amphenol LTW
1: $30.36
20In Stock
New Product

Mfr. Part No.
MSAS-04BMMD-SL8005

Mouser Part No
523-MSAS04BMMDSL8005

New Product

Amphenol LTW

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Datasheet

20In Stock

$30.36

$25.72

$24.12

$23.82

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, A-Coded, Metal Shielded, 4A, 04 pins, Male Connector, Male Contact, FOUNDATION Fieldbus, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, F5.8-F7.1mm, IP68 Mated

MSAS-04BMMD-SL8010
Amphenol LTW
1: $31.19
20In Stock
New Product

Mfr. Part No.
MSAS-04BMMD-SL8010

Mouser Part No
523-MSAS04BMMDSL8010

New Product

Amphenol LTW

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Datasheet

20In Stock

$31.19

$26.49

$24.41

$23.24

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, D-Coded, Metal Shielded, 4A, 04 pins, Female Connector, Female Contact, PROFINET EtherCAT, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, IP68 Mated

MSDS-04BFFD-SL8002
Amphenol LTW
1: $33.14
16In Stock
New Product

Mfr. Part No.
MSDS-04BFFD-SL8002

Mouser Part No
523-MSDS04BFFDSL8002

New Product

Amphenol LTW

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Datasheet

16In Stock

$33.14

$29.57

$27.15

$25.77

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Metric Circular Connector, D-Coded, Metal Shielded, 4A, 04 pins, Male Connector, Male Contact, Ethernet, Straight, Screw Thread, IDC, Field Installable, F4.7-F5.7mm, IP68 Mated

MSDS-04BMMD-SL8001
Amphenol LTW
1: $30.66
10In Stock
New Product

Mfr. Part No.
MSDS-04BMMD-SL8001

Mouser Part No
523-MSDS04BMMDSL8001

New Product

Amphenol LTW

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Datasheet

10In Stock

$30.66

$25.98

$25.46

$24.06

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Min.: 1
Mult.: 1

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

M12A-05BMMA-SL8001
Amphenol LTW
1: $9.65
1,149In Stock
620Expected 3/6/2026

Mfr. Part No.
M12A-05BMMA-SL8001

Mouser Part No
523-M12A05BMMASL8001

Amphenol LTW

Circular Metric Connectors M12 Circular Metric Connector, A 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

1,149In Stock

620Expected 3/6/2026

$9.65

$8.20

$7.58

$7.33

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Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, A Code, Metal, 2A, 08 pins, Female Connector, Female Contact, Hexagonal, M12*1.0, Screw Thread, PCB 90 , Receptacle, Front Fastened, IP67 Mated

M12A-08PFFR-SF7003
Amphenol LTW
1: $12.19
328In Stock
310Expected 23/7/2026

Mfr. Part No.
M12A-08PFFR-SF7003

Mouser Part No
523-M12A08PFFRSF7003

Amphenol LTW

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Datasheet

328In Stock

310Expected 23/7/2026

$12.19

$10.36

$9.30

$8.87

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Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, A Code, Metal, 2A, 08 pins, Female Connector, Female Contact, Hexagonal, PG9, Screw Thread, Solder, Receptacle, Front Fastened, Panel Thickness 4.5, IP68 / IP69K

M12A-08PFFS-SF8001
Amphenol LTW
1: $10.94
271In Stock
2,040On Order

Mfr. Part No.
M12A-08PFFS-SF8001

Mouser Part No
654-M12A08PFFSSF8001

Amphenol LTW

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Datasheet

271In Stock

2,040On Order

$10.94

$9.30

$8.60

$8.30

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Min.: 1
Mult.: 1

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 4A, 04 pins, (End 1) Female Female, (End 2) Female Female, Screw Thread, IP68 Mated

IA-A04F-A04F-0000-01
Amphenol LTW
1: $22.21
20In Stock

Mfr. Part No.
IA-A04F-A04F-0000-01

Mouser Part No
523-IAA04FA04F000001

Amphenol LTW

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 4A, 04 pins, (End 1) Female Female, (End 2) Female Female, Screw Thread, IP68 Mated

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Datasheet

20In Stock

$22.21

$19.57

$18.81

$16.51

View

Min.: 1
Mult.: 1

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 4A, 05 pins, (End 1) Male Male, (End 2) Male Male, Screw Thread, IP68 Mated

IA-A05M-A05M-0000-01
Amphenol LTW
1: $16.82
42In Stock
40Expected 13/8/2026

Mfr. Part No.
IA-A05M-A05M-0000-01

Mouser Part No
523-IAA05MA05M000001

Amphenol LTW

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 4A, 05 pins, (End 1) Male Male, (End 2) Male Male, Screw Thread, IP68 Mated

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Datasheet

42In Stock

40Expected 13/8/2026

$16.82

$14.29

$13.39

$12.75

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Min.: 1
Mult.: 1

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 2A, 08 pins, (End 1) Male Male, (End 2) Male Male, Screw Thread, IP68 Mated

IA-A08M-A08M-0000-01
Amphenol LTW
1: $23.55
2In Stock

Mfr. Part No.
IA-A08M-A08M-0000-01

Mouser Part No
523-IAA08MA08M000001

Amphenol LTW

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 2A, 08 pins, (End 1) Male Male, (End 2) Male Male, Screw Thread, IP68 Mated

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Datasheet

2In Stock

$23.55

$20.00

$18.75

$17.85

View

Min.: 1
Mult.: 1

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 1.5A, 12 pins, (End 1) Female Female, (End 2) Female Female, Screw Thread, IP68 Mated

IA-A12F-A12F-0000-01
Amphenol LTW
1: $40.78
3In Stock
10Expected 13/8/2026

Mfr. Part No.
IA-A12F-A12F-0000-01

Mouser Part No
523-IAA12FA12F000001

Amphenol LTW

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 1.5A, 12 pins, (End 1) Female Female, (End 2) Female Female, Screw Thread, IP68 Mated

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Datasheet

3In Stock

10Expected 13/8/2026

$40.78

$34.65

$31.84

$29.23

View

Min.: 1
Mult.: 1

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 1.5A, 12 pins, (End 1) Male Male, (End 2) Male Male, Screw Thread, IP68 Mated

IA-A12M-A12M-0000-01
Amphenol LTW
1: $30.54
3In Stock

Mfr. Part No.
IA-A12M-A12M-0000-01

Mouser Part No
523-IAA12MA12M000001

Amphenol LTW

Circular Metric Connectors Circular Metric Connector, I Adaptor, Metal, A Coding, 1.5A, 12 pins, (End 1) Male Male, (End 2) Male Male, Screw Thread, IP68 Mated

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Datasheet

3In Stock

$30.54

$26.80

$25.12

$22.48

View

Min.: 1
Mult.: 1

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

M12A-03BFFA-SL8001
Amphenol LTW
1: $11.31
1In Stock
40Expected 20/8/2026

Mfr. Part No.
M12A-03BFFA-SL8001

Mouser Part No
523-M12A03BFFASL8001

Amphenol LTW

Circular Metric Connectors M12 Circular Metric Connector, A 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

1In Stock

40Expected 20/8/2026

$11.31

$7.99

$7.39

$7.14

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, A Code, Metal, 4A, 03 pins, Female Connector, Female Contact, Hexagonal, M12*1.0, Screw Thread, PCB 90 , Receptacle, Front Fastened, IP67 Mated

M12A-03PFFR-SF7003
Amphenol LTW
1: $11.16
4In Stock

Mfr. Part No.
M12A-03PFFR-SF7003

Mouser Part No
523-M12A03PFFRSF7003

Amphenol LTW

Learn More

Datasheet

4In Stock

$11.16

$9.48

$8.52

$8.12

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, A Code, Metal, 4A, 03 pins, Male Connector, Male Contact, Hexagonal, M12*1.0, Screw Thread, PCB 90 , Receptacle, Front Fastened, IP67 Mated

M12A-03PMMR-SF7003
Amphenol LTW
1: $10.97
3In Stock

Mfr. Part No.
M12A-03PMMR-SF7003

Mouser Part No
523-M12A03PMMRSF7003

Amphenol LTW

Circular Metric Connectors M12 Circular Metric Connector, A Code, Metal, 4A, 03 pins, Male Connector, Male Contact, Hexagonal, M12*1.0, Screw Thread, PCB 90 , Receptacle, Front Fastened, IP67 Mated

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Datasheet

3In Stock

$10.97

$8.44

$7.59

$7.23

View

Min.: 1
Mult.: 1

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

M12A-05BFFA-SL8001
Amphenol LTW
1: $10.54
124In Stock
820On Order

Mfr. Part No.
M12A-05BFFA-SL8001

Mouser Part No
523-M12A05BFFASL8001

Amphenol LTW

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

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Datasheet

124In Stock

820On Order

$10.54

$8.94

$8.27

$7.98

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, A Code, Metal, 2A, 06 pins, Female Connector, Female Contact, Hexagonal, M16*1.5, Screw Thread, Solder, Receptacle, Front Fastened, Panel Thickness 4.5, IP68 / IP69K

M12A-06PFFS-SF8002
Amphenol LTW
1: $13.68
9In Stock

Mfr. Part No.
M12A-06PFFS-SF8002

Mouser Part No
523-M12A06PFFSSF8002

Amphenol LTW

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Datasheet

9In Stock

$13.68

$12.19

$10.52

$10.16

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, A Code, Metal, 2A, 06 pins, Male Connector, Male Contact, Hexagonal, PG9, Screw Thread, PCB 180 , Receptacle, Front Fastened, Panel Thickness 4.5, IP68 / IP69K

M12A-06PMMP-SF8001
Amphenol LTW
1: $10.76
7In Stock

Mfr. Part No.
M12A-06PMMP-SF8001

Mouser Part No
523-M12A06PMMPSF8001

Amphenol LTW

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Datasheet

7In Stock

$10.76

$9.13

$8.45

$8.16

View

Min.: 1
Mult.: 1

Circular Metric Connectors M12 Circular Metric Connector, A Code, Metal, 2A, 06 pins, Male Connector, Male Contact, Hexagonal, M16*1.5, Screw Thread, Solder, Receptacle, Rear Fastened, Panel Thickness 4.5, IP68 / IP69K

M12A-06PMMS-SH8002
Amphenol LTW
1: $11.62
5In Stock

Mfr. Part No.
M12A-06PMMS-SH8002

Mouser Part No
523-M12A06PMMSSH8002

Amphenol LTW

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Datasheet

5In Stock

$11.62

$9.88

$9.15

$8.81

View

Min.: 1
Mult.: 1

M Series Circular Metric Connector Adapters

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