Circular Metric Connectors – Mouser South Africa

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M23 Standard Threaded & Checkmate™ Connectors

Amphenol Sine Systems M23 Standard Threaded and Checkmate™ Connectors are high-performance, cost-effective connectors designed with Checkmate quick-locking technology. These connectors feature superior environmental seal retention and are compatible with existing industry-wide standard products. The M23 standard connectors are available in 6, 8, 9, 12, 16, 17, and 19 positions. The M23 Checkmate quick-locking connectors feature the Metrifit™ strain relief system that provides 360° EMI/RFI shielding with advanced sealing capability (IP67). The Amphenol M23 Checkmate connectors have distinctive alignment arrows and quick locking reliability.

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Part #

Circular Metric Connectors Cord Grip

MB6CG-S1
Amphenol SINE Systems
1: $15.32
1In Stock
300Expected 2026/11/19

Mfr. Part No.
MB6CG-S1

Mouser Part No
654-MB6CG-S1

Amphenol SINE Systems

Circular Metric Connectors Cord Grip

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Datasheet

1In Stock

300Expected 2026/11/19

$15.32

$13.01

$12.20

$11.62

View

Min.: 1
Mult.: 1

Circular Metric Connectors

M23

IP67

Accessories

M23

Circular Metric Connectors Cord Grip

MB6CG-S2
Amphenol SINE Systems
1: $14.10
106In Stock
200Expected 2026/10/29

Mfr. Part No.
MB6CG-S2

Mouser Part No
654-MB6CG-S2

Amphenol SINE Systems

Circular Metric Connectors Cord Grip

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Datasheet

106In Stock

200Expected 2026/10/29

$14.10

$12.98

$12.30

$11.98

View

Min.: 1
Mult.: 1

Circular Metric Connectors

M23

IP67

Accessories

M23

Circular Metric Connectors PLUG,STR,8POS(4+4)

MB7CKN0800-S2
Amphenol SINE Systems
1: $31.83
54In Stock

Mfr. Part No.
MB7CKN0800-S2

Mouser Part No
654-MB7CKN0800-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,8POS(4+4)

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Datasheet

54In Stock

$31.83

$27.05

$25.37

$24.68

View

Min.: 1
Mult.: 1

Circular Metric Connectors

4 Signal, 3 Power + PE

M23

Crimp

10 A, 30 A

250 V, 630 V

IP67

Connectors

Straight

M23

Circular Metric Connectors PLUG,STRAIGHT 9(4+5)POS

MB7CKN0900-S1
Amphenol SINE Systems
1: $29.98
21In Stock

Mfr. Part No.
MB7CKN0900-S1

Mouser Part No
654-MB7CKN0900-S1

Amphenol SINE Systems

Circular Metric Connectors PLUG,STRAIGHT 9(4+5)POS

Learn More

Datasheet

21In Stock

$29.98

$26.00

$24.38

$21.85

View

Min.: 1
Mult.: 1

Circular Metric Connectors

4 Signal, 4 Power + PE

M23

Crimp

10 A, 30 A

250 V, 630 V

IP67

Connectors

Straight

M23

Circular Metric Connectors 6POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

MB7RJN0602
Amphenol SINE Systems
1: $30.27
17In Stock

Mfr. Part No.
MB7RJN0602

Mouser Part No
654-MB7RJN0602

Amphenol SINE Systems

Circular Metric Connectors 6POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

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Datasheet

17In Stock

$30.27

$25.74

$24.34

$23.36

View

Min.: 1
Mult.: 1

Circular Metric Connectors

5 Signal + PE

M23

Crimp

28 A

630 V

IP67

Connectors

Right Angle, Rotatable

M23

Circular Metric Connectors 9POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

MB7RJN0901
Amphenol SINE Systems
1: $30.37
55In Stock

Mfr. Part No.
MB7RJN0901

Mouser Part No
654-MB7RJN0901

Amphenol SINE Systems

Circular Metric Connectors 9POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

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Datasheet

55In Stock

$30.37

$25.82

$24.19

$23.50

View

Min.: 1
Mult.: 1

Circular Metric Connectors

4 Signal, 4 Power + PE

M23

Crimp

10 A, 30 A

250 V, 630 V

IP67

Connectors

Right Angle, Rotatable

M23

Circular Metric Connectors PLUG,STR, 12P P-TYPE, CHECKMATE

MA5CAP1200-S1
Amphenol SINE Systems
1: $26.48
1In Stock

Mfr. Part No.
MA5CAP1200-S1

Mouser Part No
654-MA5CAP1200-S1

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 12P P-TYPE, CHECKMATE

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Datasheet

1In Stock

$26.48

$21.34

$20.27

$18.22

View

Min.: 1
Mult.: 1

Circular Metric Connectors

12 Contact

M23

10 A

160 VAC

IP67

Connectors

M23

Circular Metric Connectors PLUG,STR,16P,P TYPE

MA7CAP1600-S1
Amphenol SINE Systems
1: $23.57
16In Stock

Mfr. Part No.
MA7CAP1600-S1

Mouser Part No
654-MA7CAP1600-S1

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,16P,P TYPE

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Datasheet

16In Stock

$23.57

$20.04

$18.78

$17.90

View

Min.: 1
Mult.: 1

Circular Metric Connectors

16 Contact

M23

Crimp

9 A

125 V

IP67

Connectors

Straight

M23

Circular Metric Connectors M23 JAMNUT RCPTCL 9P CM

MB2LKN0900
Amphenol SINE Systems
1: $15.78
12In Stock

Mfr. Part No.
MB2LKN0900

Mouser Part No
654-MB2LKN0900

Amphenol SINE Systems

Circular Metric Connectors M23 JAMNUT RCPTCL 9P CM

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Datasheet

12In Stock

$15.78

$13.41

$12.57

$11.97

View

Min.: 1
Mult.: 1

Circular Metric Connectors

9 Contact

M23

Crimp

30 A

250 V, 630 V

IP67

Couplers

M23

Circular Metric Connectors REC.,STR,8POS(4+4) FLANGE,EXT,CHECKMATE

MB2LLN0800
Amphenol SINE Systems
1: $11.28
102In Stock

Mfr. Part No.
MB2LLN0800

Mouser Part No
654-MB2LLN0800

Amphenol SINE Systems

Circular Metric Connectors REC.,STR,8POS(4+4) FLANGE,EXT,CHECKMATE

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Datasheet

102In Stock

$11.28

$10.15

$9.57

$9.33

View

Min.: 1
Mult.: 1

Circular Metric Connectors

4 Signal, 3 Power + PE

M23

Crimp

10 A, 30 A

630 V

IP67

Connectors

Straight

M23

Circular Metric Connectors PLUG,STR,8POS(4+4) CHECKMATE

MB5CKN0800-S3
Amphenol SINE Systems
1: $30.21
8In Stock

Mfr. Part No.
MB5CKN0800-S3

Mouser Part No
654-MB5CKN0800-S3

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,8POS(4+4) CHECKMATE

Learn More

Datasheet

8In Stock

$30.21

$25.27

$23.69

$22.55

View

Min.: 1
Mult.: 1

Circular Metric Connectors

4 Signal, 3 Power + PE

M23

Crimp

10 A, 30 A

250 V, 630 V

IP67

Connectors

Straight

M23

Circular Metric Connectors 2mm Socket Contact. Wire range 12AWG

65-80041
Amphenol SINE Systems
1: $3.61
1,980Expected 2026/11/26

Mfr. Part No.
65-80041

Mouser Part No
523-65-80041

Amphenol SINE Systems

Circular Metric Connectors 2mm Socket Contact. Wire range 12AWG

Datasheet

1,980Expected 2026/11/26

$3.61

$3.06

$2.73

$2.61

View

Min.: 1
Mult.: 1

Circular Metric Connectors

M23

Bulk

Circular Metric Connectors RECEPTACLE,STR,17POS CHECKMATE

MA2LAP1700
Amphenol SINE Systems
1: $11.19
198Expected 2026/12/09

Mfr. Part No.
MA2LAP1700

Mouser Part No
654-MA2LAP1700

Amphenol SINE Systems

Circular Metric Connectors RECEPTACLE,STR,17POS CHECKMATE

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Datasheet

198Expected 2026/12/09

$11.19

$9.51

$8.92

$8.49

View

Min.: 1
Mult.: 1

Circular Metric Connectors

17 Contact

M23

Crimp

9 A

125 V

IP67

Connectors

Straight

M23

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Female Connector, Female Contact, Straight, Screw Thread, Crimp, Field Installable, F8.5 - F17.5mm, IP67 Mated

LJ23-06DFFC-SL7001
Amphenol LTW
1: $80.76
4Expected 2026/10/12

Mfr. Part No.
LJ23-06DFFC-SL7001

Mouser Part No
523-LJ2306DFFCSL7001

Amphenol LTW

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Female Connector, Female Contact, Straight, Screw Thread, Crimp, Field Installable, F8.5 - F17.5mm, IP67 Mated

Learn More

Datasheet

4Expected 2026/10/12

$80.76

$68.98

$64.66

$60.49

View

Min.: 1
Mult.: 1

Circular Metric Connectors

6 Contact

Crimp

IP67

Connectors

Straight

M23

Circular Metric Connectors 17pos Straight Male Receptacle Kit

MA2LAE1700-KIT
Amphenol SINE Systems
1: $51.89
5Expected 2026/10/20

Mfr. Part No.
MA2LAE1700-KIT

Mouser Part No
654-MA2LAE1700-KIT

Amphenol SINE Systems

Circular Metric Connectors 17pos Straight Male Receptacle Kit

Learn More

Datasheet

5Expected 2026/10/20

$51.89

$44.10

$41.33

$39.37

View

Min.: 1
Mult.: 1

Circular Metric Connectors

17 Contact

M23

Crimp

B Coded

9 A

125 V

IP67

Connectors

Straight

M23

Circular Metric Connectors 6pos Straight Male Receptacle Kit

MB2LLN0600-KIT
Amphenol SINE Systems
1: $24.21
18Expected 2026/12/22

Mfr. Part No.
MB2LLN0600-KIT

Mouser Part No
654-MB2LLN0600-KIT

Amphenol SINE Systems

Circular Metric Connectors 6pos Straight Male Receptacle Kit

Learn More

Datasheet

18Expected 2026/12/22

$24.21

$21.18

$20.20

$18.96

View

Min.: 1
Mult.: 1

Circular Metric Connectors

6 Contact

M23

Crimp

B Coded

28 A

630 VAC

IP67

M23

Circular Metric Connectors 17POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

MA7RAE1702
Amphenol SINE Systems
1: $29.68
100Factory Stock Available

Mfr. Part No.
MA7RAE1702

Mouser Part No
654-MA7RAE1702

Amphenol SINE Systems

Circular Metric Connectors 17POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

Learn More

Datasheet

100Factory Stock Available

More Info Available

$29.68

$22.76

$22.75

View

Min.: 1
Mult.: 1

Circular Metric Connectors

17 Contact

M23

Crimp

9 A

125 VAC

IP67

M23

Circular Metric Connectors PLUG,STRAIGHT 9(4+5)POS

MB7CKN0900-S2
Amphenol SINE Systems
100: $21.81
100Factory Stock Available

Mfr. Part No.
MB7CKN0900-S2

Mouser Part No
654-MB7CKN0900-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STRAIGHT 9(4+5)POS

Learn More

Datasheet

100Factory Stock Available

More Info Available

$21.81

$20.48

$19.84

Min.: 100
Mult.: 100

Circular Metric Connectors

4 Signal, 4 Power + PE

M23

Crimp

10 A, 30 A

250 V, 630 V

IP67

Connectors

Straight

M23

Circular Metric Connectors 6POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

MB5RJN0602
Amphenol SINE Systems
100: $23.70
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MB5RJN0602

Mouser Part No
654-MB5RJN0602

Amphenol SINE Systems

Circular Metric Connectors 6POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$23.70

View

Min.: 100
Mult.: 100

Circular Metric Connectors

6 Contact

M23

Crimp

28 A

630 VAC

IP67

M23

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Female Connector, Female Contact, Straight, Screw Thread, Crimp, Field Installable, F8.5 - F17.5mm, IP67 Mated

LJ23-06DFFC-SL7002
Amphenol LTW
1: $65.72
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
LJ23-06DFFC-SL7002

Mouser Part No
523-LJ2306DFFCSL7002

Amphenol LTW

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Female Connector, Female Contact, Straight, Screw Thread, Crimp, Field Installable, F8.5 - F17.5mm, IP67 Mated

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

$65.72

$58.66

$54.93

$51.74

View

Min.: 1
Mult.: 1

Circular Metric Connectors

M23

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Male Connector, Female Contact, Hexagonal, Screw Thread, Crimp, Receptacle, Front Fastened, IP67 Unmated

LJ23-06PMFC-SF7001
Amphenol LTW
1: $57.34
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
LJ23-06PMFC-SF7001

Mouser Part No
523-LJ2306PMFCSF7001

Amphenol LTW

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Male Connector, Female Contact, Hexagonal, Screw Thread, Crimp, Receptacle, Front Fastened, IP67 Unmated

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

$57.34

$48.72

$46.49

$42.37

View

Min.: 1
Mult.: 1

Circular Metric Connectors

M23

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Male Connector, Male Contact, Hexagonal, Screw Thread, Crimp, Receptacle, Front Fastened, IP67 Unmated

LJ23-06PMMC-SF7001
Amphenol LTW
1: $52.21
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
LJ23-06PMMC-SF7001

Mouser Part No
523-LJ2306PMMCSF7001

Amphenol LTW

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Male Connector, Male Contact, Hexagonal, Screw Thread, Crimp, Receptacle, Front Fastened, IP67 Unmated

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

$52.21

$44.86

$43.02

$40.97

View

Min.: 1
Mult.: 1

Circular Metric Connectors

6 Contact

Crimp

IP67

Connectors

M23

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Male Connector, Male Contact, Hexagonal, Screw Thread, Crimp, Receptacle, Front Fastened, IP67 Unmated

LJ23-06PMMC-SF7002
Amphenol LTW
1: $48.78
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
LJ23-06PMMC-SF7002

Mouser Part No
523-LJ2306PMMCSF7002

Amphenol LTW

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Male Connector, Male Contact, Hexagonal, Screw Thread, Crimp, Receptacle, Front Fastened, IP67 Unmated

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

$48.78

$41.45

$39.86

$34.40

View

Min.: 1
Mult.: 1

Circular Metric Connectors

M23

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Female Connector, Male Contact, Straight, Screw Thread, Crimp, Field Installable, F8.5 - F17.5mm, IP67 Mated

LJ23-06DFMC-SL7001
Amphenol LTW
1: $69.31
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LJ23-06DFMC-SL7001

Mouser Part No
523-LJ2306DFMCSL7001

Amphenol LTW

Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Female Connector, Male Contact, Straight, Screw Thread, Crimp, Field Installable, F8.5 - F17.5mm, IP67 Mated

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$69.31

$58.91

$57.64

$49.11

View

Min.: 1
Mult.: 1

Circular Metric Connectors

M23

Circular Metric Connectors Straight plug, threaded coupling

MA1CAE1900
Amphenol SINE Systems
1: $17.13
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA1CAE1900

Mouser Part No
523-MA1CAE1900

Amphenol SINE Systems

Circular Metric Connectors Straight plug, threaded coupling

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$17.13

$14.85

$14.07

$13.87

View

Min.: 1
Mult.: 1

Circular Metric Connectors

63 VDC

IP67

M23

Bulk

M23 Standard Threaded & Checkmate™ Connectors

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