Standard Circular Connector – Mouser South Africa

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M23 Elite Threaded and Checkmate™ Connectors

Amphenol Sine Systems M23 Elite Threaded and Checkmate™ Connectors are designed with expanded connector options and are compatible with other industry-standard products. The connectors feature a next-generation single-piece design, loose-piece insert assembly, ground protection, top-loading design, Checkmate coupling, and 360° shielding. Amphenol M23 elite connectors are available in 6, 8, 9, 12, 16, and 17 positions. These connectors do not require any extraction tools for power inserts.

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Part #

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 7.5-11mm cord grip, male contacts included

MA5CAP1600-S2-KIT
Amphenol SINE Systems
1: $50.45
3Expected 2026/04/07

Mfr. Part No.
MA5CAP1600-S2-KIT

Mouser Part No
523-MA5CAP1600-S2KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 7.5-11mm cord grip, male contacts included

Learn More

Datasheet

3Expected 2026/04/07

$50.45

$45.59

$45.14

$42.47

$40.62

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position receptacle connector kit, flange mount, Checkmate , Quick locking, E type, clockwise insert, male contacts included

MA2LAE1600-KIT
Amphenol SINE Systems
25: $31.45
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
MA2LAE1600-KIT

Mouser Part No
523-MA2LAE1600-KIT

Amphenol SINE Systems

Standard Circular Connector 16 position receptacle connector kit, flange mount, Checkmate , Quick locking, E type, clockwise insert, male contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

$31.45

$30.44

Min.: 25
Mult.: 5

Standard Circular Connector 16 position receptacle connector kit, flange mount, Checkmate , Quick locking, E type, clockwise insert, female contacts included

MA2LAE1600S-KIT
Amphenol SINE Systems
25: $35.52
Non-Stocked

Mfr. Part No.
MA2LAE1600S-KIT

Mouser Part No
523-MA2LAE1600S-KIT

Amphenol SINE Systems

Standard Circular Connector 16 position receptacle connector kit, flange mount, Checkmate , Quick locking, E type, clockwise insert, female contacts included

Learn More

Datasheet

Non-Stocked

$35.52

$34.38

$33.23

$31.40

Quote

Min.: 25
Mult.: 5

Standard Circular Connector 16 position receptacle connector kit, flange mount, Checkmate , Quick locking, P type, counter-clockwise insert, male contacts included

MA2LAP1600-KIT
Amphenol SINE Systems
25: $31.45
Non-Stocked

Mfr. Part No.
MA2LAP1600-KIT

Mouser Part No
523-MA2LAP1600-KIT

Amphenol SINE Systems

Standard Circular Connector 16 position receptacle connector kit, flange mount, Checkmate , Quick locking, P type, counter-clockwise insert, male contacts included

Learn More

Datasheet

Non-Stocked

$31.45

$30.44

$29.41

$27.81

$27.78

Min.: 25
Mult.: 5

Standard Circular Connector 16 position receptacle connector kit, flange mount, Checkmate , Quick locking, P type, counter-clockwise insert, female, contacts included

MA2LAP1600S-KIT
Amphenol SINE Systems
25: $35.54
Non-Stocked

Mfr. Part No.
MA2LAP1600S-KIT

Mouser Part No
523-MA2LAP1600S-KIT

Amphenol SINE Systems

Standard Circular Connector 16 position receptacle connector kit, flange mount, Checkmate , Quick locking, P type, counter-clockwise insert, female, contacts included

Learn More

Datasheet

Non-Stocked

$35.54

$34.39

$33.25

$31.41

Quote

Min.: 25
Mult.: 5

Standard Circular Connector 19 position receptacle panel connector, threaded, E type, clockwise insert, 4.5-7.5mm cord grip

MA3TNE1900-S1
Amphenol SINE Systems
50: $20.43
Non-Stocked

Mfr. Part No.
MA3TNE1900-S1

Mouser Part No
523-MA3TNE1900-S1

Amphenol SINE Systems

Standard Circular Connector 19 position receptacle panel connector, threaded, E type, clockwise insert, 4.5-7.5mm cord grip

Learn More

Datasheet

Non-Stocked

$20.43

$19.89

$19.31

Quote

Min.: 50
Mult.: 50

IP67

M23

Standard Circular Connector 19 position receptacle panel connector, threaded, E type, clockwise insert, 7.5-11.0mm cord grip

MA3TNE1900-S2
Amphenol SINE Systems
50: $20.43
Non-Stocked

Mfr. Part No.
MA3TNE1900-S2

Mouser Part No
523-MA3TNE1900-S2

Amphenol SINE Systems

Standard Circular Connector 19 position receptacle panel connector, threaded, E type, clockwise insert, 7.5-11.0mm cord grip

Learn More

Datasheet

Non-Stocked

$20.43

$19.89

$19.31

Quote

Min.: 50
Mult.: 50

IP67

M23

Standard Circular Connector 19 position receptacle panel connector, threaded, E type, clockwise insert, 11.0-15.0mm cord grip

MA3TNE1900-S3
Amphenol SINE Systems
50: $20.43
Non-Stocked

Mfr. Part No.
MA3TNE1900-S3

Mouser Part No
523-MA3TNE1900-S3

Amphenol SINE Systems

Standard Circular Connector 19 position receptacle panel connector, threaded, E type, clockwise insert, 11.0-15.0mm cord grip

Learn More

Datasheet

Non-Stocked

$20.43

$19.89

$19.31

Quote

Min.: 50
Mult.: 50

IP67

M23

Standard Circular Connector 17 position receptacle panel connector, threaded, P type, counter-clockwise insert, 4.5-7.5mm cord grip

MA3TNP1900-S1
Amphenol SINE Systems
50: $20.43
Non-Stocked

Mfr. Part No.
MA3TNP1900-S1

Mouser Part No
523-MA3TNP1900-S1

Amphenol SINE Systems

Standard Circular Connector 17 position receptacle panel connector, threaded, P type, counter-clockwise insert, 4.5-7.5mm cord grip

Learn More

Datasheet

Non-Stocked

$20.43

$19.89

$19.31

Quote

Min.: 50
Mult.: 50

IP67

M23

Standard Circular Connector 19 position receptacle panel connector, threaded, P type, counter-clockwise insert, 7.5-11.0mm cord grip

MA3TNP1900-S2
Amphenol SINE Systems
50: $20.43
Non-Stocked

Mfr. Part No.
MA3TNP1900-S2

Mouser Part No
523-MA3TNP1900-S2

Amphenol SINE Systems

Standard Circular Connector 19 position receptacle panel connector, threaded, P type, counter-clockwise insert, 7.5-11.0mm cord grip

Learn More

Datasheet

Non-Stocked

$20.43

$19.89

$19.31

Quote

Min.: 50
Mult.: 50

IP67

M23

Standard Circular Connector 19 position receptacle panel connector, threaded, P type, counter-clockwise insert, 11.0-15.0mm cord grip

MA3TNP1900-S3
Amphenol SINE Systems
50: $20.43
Non-Stocked

Mfr. Part No.
MA3TNP1900-S3

Mouser Part No
523-MA3TNP1900-S3

Amphenol SINE Systems

Standard Circular Connector 19 position receptacle panel connector, threaded, P type, counter-clockwise insert, 11.0-15.0mm cord grip

Learn More

Datasheet

Non-Stocked

$20.43

$19.89

$19.31

Quote

Min.: 50
Mult.: 50

IP67

M23

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 4.5-7.5mm cord grip, male contacts included

MA5CAE1600-S1-KIT
Amphenol SINE Systems
1: $46.33
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAE1600-S1-KIT

Mouser Part No
523-MA5CAE1600-S1KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 4.5-7.5mm cord grip, male contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$46.33

$41.61

$41.45

$39.59

View

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 7.5-11mm cord grip, male contacts included

MA5CAE1600-S2-KIT
Amphenol SINE Systems
1: $46.33
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAE1600-S2-KIT

Mouser Part No
523-MA5CAE1600-S2KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 7.5-11mm cord grip, male contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$46.33

$41.61

$41.38

$38.69

$37.09

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 11-15mm cord grip, male contacts included

MA5CAE1600-S3-KIT
Amphenol SINE Systems
1: $44.90
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAE1600-S3-KIT

Mouser Part No
523-MA5CAE1600-S3KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 11-15mm cord grip, male contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$44.90

$41.61

$41.53

$39.34

View

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 4.5-7.5mm cord grip, female contacts included

MA5CAE1600S-S1-KIT
Amphenol SINE Systems
1: $51.94
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAE1600S-S1-KIT

Mouser Part No
523-MA5CAE1600SS1KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 4.5-7.5mm cord grip, female contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$51.94

$46.93

$46.55

$44.64

View

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 7.5-11mm cord grip, female contacts included

MA5CAE1600S-S2-KIT
Amphenol SINE Systems
1: $49.33
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAE1600S-S2-KIT

Mouser Part No
523-MA5CAE1600SS2KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 7.5-11mm cord grip, female contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$49.33

$46.93

$46.31

$44.19

View

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 11-15mm cord grip, female contacts included

MA5CAE1600S-S3-KIT
Amphenol SINE Systems
1: $53.89
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAE1600S-S3-KIT

Mouser Part No
523-MA5CAE1600SS3KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , E type, clockwise insert, 11-15mm cord grip, female contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$53.89

$44.16

$41.82

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 4.5-7.5mm cord grip, male contacts included

MA5CAP1600-S1-KIT
Amphenol SINE Systems
1: $48.74
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAP1600-S1-KIT

Mouser Part No
523-MA5CAP1600-S1KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 4.5-7.5mm cord grip, male contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$48.74

$45.59

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert 11-15mm cord grip, male contacts included

MA5CAP1600-S3-KIT
Amphenol SINE Systems
1: $52.34
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAP1600-S3-KIT

Mouser Part No
523-MA5CAP1600-S3KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert 11-15mm cord grip, male contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$52.34

$45.59

$44.03

$40.96

$40.62

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 4.5-7.5mm cord grip, female contacts included

MA5CAP1600S-S1-KIT
Amphenol SINE Systems
1: $58.89
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAP1600S-S1-KIT

Mouser Part No
523-MA5CAP1600SS1KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 4.5-7.5mm cord grip, female contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$58.89

$51.64

$49.03

$46.02

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 7.5-11mm cord grip, female contacts included

MA5CAP1600S-S2-KIT
Amphenol SINE Systems
1: $54.78
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAP1600S-S2-KIT

Mouser Part No
523-MA5CAP1600SS2KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 7.5-11mm cord grip, female contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$54.78

$51.64

$51.28

$48.67

$46.02

Min.: 1
Mult.: 1

Bulk

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert 11-15mm cord grip, female contacts included

MA5CAP1600S-S3-KIT
Amphenol SINE Systems
1: $54.64
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA5CAP1600S-S3-KIT

Mouser Part No
523-MA5CAP1600SS3KIT

Amphenol SINE Systems

Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert 11-15mm cord grip, female contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$54.64

$51.64

$51.09

$48.25

$46.02

Min.: 1
Mult.: 1