Circular Connectors – Mouser United Kingdom

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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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Types of Circular Connectors

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Part #

Circular Metric Connectors PLUG,STR, 17P E-TYPE, CHECKMATE

MA5CAE1700-S2
Amphenol SINE Systems
1: £17.07
75Expected 07/04/2026

Mfr. Part No.
MA5CAE1700-S2

Mouser Part No
654-MA5CAE1700-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 17P E-TYPE, CHECKMATE

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Datasheet

75Expected 07/04/2026

£17.07

£15.58

£14.61

£13.33

View

Min.: 1
Mult.: 1

Crimp

IP67

Circular Metric Connectors 17 Pos male pins Standard flange

MA5RAE1701-KIT
Amphenol SINE Systems
1: £47.20
25On Order

Mfr. Part No.
MA5RAE1701-KIT

Mouser Part No
654-MA5RAE1701-KIT

Amphenol SINE Systems

Circular Metric Connectors 17 Pos male pins Standard flange

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Datasheet

25On Order

£47.20

£39.89

£39.34

£37.04

£36.63

Min.: 1
Mult.: 1

Connectors

With Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 12E TH 4.5-7.5mm grip w/ F sockets

MA7CAE1200S-S1-KIT
Amphenol SINE Systems
1: £39.65
10Expected 10/02/2026

Mfr. Part No.
MA7CAE1200S-S1-KIT

Mouser Part No
654-MA7CAE1200SS1KIT

Amphenol SINE Systems

Circular Metric Connectors ST 12E TH 4.5-7.5mm grip w/ F sockets

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Datasheet

10Expected 10/02/2026

£39.65

£33.71

£31.59

£30.08

View

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 17P TH 7.5-11mm grip w/ F sockets

MA7CAP1700S-S2-KIT
Amphenol SINE Systems
1: £45.66
10Expected 03/03/2026

Mfr. Part No.
MA7CAP1700S-S2-KIT

Mouser Part No
654-MA7CAP1700SS2KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17P TH 7.5-11mm grip w/ F sockets

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Datasheet

10Expected 03/03/2026

£45.66

£39.36

£37.12

£35.79

£34.79

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors 9P St 14.5-17mm grip w/ F sockets

MB5CKN0900-S3-KIT
Amphenol SINE Systems
1: £43.22
9Expected 17/02/2026

Mfr. Part No.
MB5CKN0900-S3-KIT

Mouser Part No
654-MB5CKN0900S3-KIT

Amphenol SINE Systems

Circular Metric Connectors 9P St 14.5-17mm grip w/ F sockets

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Datasheet

9Expected 17/02/2026

£43.22

£35.52

£34.06

£31.58

£31.09

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors 6 Pos male pins Large flange

MB5RJN0602-KIT
Amphenol SINE Systems
1: £41.76
27On Order

Mfr. Part No.
MB5RJN0602-KIT

Mouser Part No
654-MB5RJN0602-KIT

Amphenol SINE Systems

Circular Metric Connectors 6 Pos male pins Large flange

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Datasheet

27On Order

£41.76

£35.49

£32.52

£30.37

£29.94

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 8 Pos male pins Standard flange

MB7RJN0801-KIT
Amphenol SINE Systems
1: £43.34
29Expected 24/02/2026

Mfr. Part No.
MB7RJN0801-KIT

Mouser Part No
654-MB7RJN0801-KIT

Amphenol SINE Systems

Circular Metric Connectors 8 Pos male pins Standard flange

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Datasheet

29Expected 24/02/2026

£43.34

£37.66

£35.50

£34.13

£33.25

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors ST 17E TH 11-15mm grip w/ F sockets

MA5CAE1700S-S3-KIT
Amphenol SINE Systems
1: £44.65
5Factory Stock Available

Mfr. Part No.
MA5CAE1700S-S3-KIT

Mouser Part No
654-MA5CAE1700SS3KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17E TH 11-15mm grip w/ F sockets

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Datasheet

5Factory Stock Available

More Info Available

£44.65

£37.41

£35.33

£33.17

£32.20

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Crimp

IP67

Circular Metric Connectors ST 12P TH 4.5-7.5mm grip w/male pins

MA5CAP1200-S1-KIT
Amphenol SINE Systems
1: £34.78
5Factory Stock Available

Mfr. Part No.
MA5CAP1200-S1-KIT

Mouser Part No
654-MA5CAP1200S1-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 12P TH 4.5-7.5mm grip w/male pins

Learn More

Datasheet

5Factory Stock Available

More Info Available

£34.78

£27.91

£26.97

£25.06

£24.51

Min.: 1
Mult.: 1

Pin (Male)

Crimp

IP67

Circular Metric Connectors 12 Pos female skts Large flange

MA5RAP1202S-KIT
Amphenol SINE Systems
1: £49.04
10Factory Stock Available

Mfr. Part No.
MA5RAP1202S-KIT

Mouser Part No
654-MA5RAP1202S-KIT

Amphenol SINE Systems

Circular Metric Connectors 12 Pos female skts Large flange

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Datasheet

10Factory Stock Available

More Info Available

£49.04

£42.84

£40.04

£38.17

Min.: 1
Mult.: 1

Socket (Female)

Crimp

IP67

Circular Metric Connectors 16 Pos male pins Large flange

MA5RAP1602-KIT
Amphenol SINE Systems
1: £45.92
10Factory Stock Available

Mfr. Part No.
MA5RAP1602-KIT

Mouser Part No
654-MA5RAP1602-KIT

Amphenol SINE Systems

Circular Metric Connectors 16 Pos male pins Large flange

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Datasheet

10Factory Stock Available

More Info Available

£45.92

£45.36

£42.02

£40.52

£39.18

Min.: 1
Mult.: 1

Pin (Male)

Crimp

IP67

Circular Metric Connectors 16 Pos male pins Standard flange

MA7RAE1601-KIT
Amphenol SINE Systems
1: £39.46
10Factory Stock Available

Mfr. Part No.
MA7RAE1601-KIT

Mouser Part No
654-MA7RAE1601-KIT

Amphenol SINE Systems

Circular Metric Connectors 16 Pos male pins Standard flange

Learn More

Datasheet

10Factory Stock Available

More Info Available

£39.46

£39.45

£39.23

Min.: 1
Mult.: 1

Pin (Male)

Crimp

IP67

Circular Metric Connectors 16 Pos female skts Standard flange

MA7RAE1601S-KIT
Amphenol SINE Systems
1: £42.94
10Factory Stock Available

Mfr. Part No.
MA7RAE1601S-KIT

Mouser Part No
654-MA7RAE1601S-KIT

Amphenol SINE Systems

Circular Metric Connectors 16 Pos female skts Standard flange

Learn More

Datasheet

10Factory Stock Available

More Info Available

£42.94

Min.: 1
Mult.: 1

Socket (Female)

Crimp

IP67

Circular Metric Connectors RECEPTACLE,STR 9POS(5+4),CHECKMATE

MB5JJN0900-S1
Amphenol SINE Systems
100: £9.85
100Factory Stock Available

Mfr. Part No.
MB5JJN0900-S1

Mouser Part No
654-MB5JJN0900-S1

Amphenol SINE Systems

Circular Metric Connectors RECEPTACLE,STR 9POS(5+4),CHECKMATE

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Datasheet

100Factory Stock Available

More Info Available

£9.85

£9.84

£9.83

Min.: 100
Mult.: 100

Crimp

IP67

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

MB5RJN0602
Amphenol SINE Systems
100: £16.18
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

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Datasheet

Non-Stocked Lead-Time 14 Weeks

£16.18

£15.19

£15.04

Quote

Min.: 100
Mult.: 100

Crimp

IP67

Circular Metric Connectors Straight plug, threaded coupling

MA1CAE1900
Amphenol SINE Systems
1: £14.42
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

£14.42

£13.81

£13.50

£13.30

View

Min.: 1
Mult.: 1

IP67

Circular Metric Connectors Straight plug, threaded coupling

MA1CAP1900
Amphenol SINE Systems
200: £8.08
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA1CAP1900

Mouser Part No
523-MA1CAP1900

Amphenol SINE Systems

Circular Metric Connectors Straight plug, threaded coupling

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

£8.08

£7.96

£7.95

Quote

Min.: 200
Mult.: 200

Couplers

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 90 rotatable plug, male or female

MA1EAE1900
Amphenol SINE Systems
50: £14.61
Non-Stocked

Mfr. Part No.
MA1EAE1900

Mouser Part No
523-MA1EAE1900

Amphenol SINE Systems

Circular Metric Connectors 90 rotatable plug, male or female

Learn More

Datasheet

Non-Stocked

£14.61

£14.22

£13.81

Quote

Min.: 50
Mult.: 50

IP67

Circular Metric Connectors 90 Plug

MA1EAP1900
Amphenol SINE Systems
50: £14.61
Non-Stocked

Mfr. Part No.
MA1EAP1900

Mouser Part No
523-MA1EAP1900

Amphenol SINE Systems

Circular Metric Connectors 90 Plug

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Datasheet

Non-Stocked

£14.61

£14.22

£13.81

Quote

Min.: 50
Mult.: 50

IP67

Circular Metric Connectors 19 position receptacle extension, threaded, E type, clockwise insert, male or female

MA1JAE1900
Amphenol SINE Systems
200: £8.56
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA1JAE1900

Mouser Part No
523-MA1JAE1900

Amphenol SINE Systems

Circular Metric Connectors 19 position receptacle extension, threaded, E type, clockwise insert, male or female

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Datasheet

Non-Stocked Lead-Time 14 Weeks

£8.56

£8.28

£8.13

Quote

Min.: 200
Mult.: 200

IP67

Circular Metric Connectors Receptacle with extension

MA1JAP1900
Amphenol SINE Systems
1: £17.03
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA1JAP1900

Mouser Part No
523-MA1JAP1900

Amphenol SINE Systems

Circular Metric Connectors Receptacle with extension

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

£17.03

£15.87

£15.01

£8.87

View

Min.: 1
Mult.: 1

IP67

Circular Metric Connectors 16 position receptacle connector kit, flange mount, threaded, E type, clockwise insert, male, contacts included

MA1LAE1600-KIT
Amphenol SINE Systems
1: £25.55
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA1LAE1600-KIT

Mouser Part No
523-MA1LAE1600-KIT

Amphenol SINE Systems

Circular Metric Connectors 16 position receptacle connector kit, flange mount, threaded, E type, clockwise insert, male, contacts included

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

£25.55

£23.25

£22.32

£21.34

£21.30

Min.: 1
Mult.: 1

IP67

Circular Metric Connectors Receptacle, flange mount

MA1LAE1900
Amphenol SINE Systems
200: £5.78
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA1LAE1900

Mouser Part No
523-MA1LAE1900

Amphenol SINE Systems

Circular Metric Connectors Receptacle, flange mount

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

£5.78

£5.76

£5.72

Quote

Min.: 200
Mult.: 200

IP67

Circular Metric Connectors Receptacle, Flange mount

MA1LAP1900
Amphenol SINE Systems
200: £6.76
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA1LAP1900

Mouser Part No
523-MA1LAP1900

Amphenol SINE Systems

Circular Metric Connectors Receptacle, Flange mount

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

£6.76

Min.: 200
Mult.: 200

IP67

Circular Metric Connectors Straight plug, Checkmate

MA2CAE1900
Amphenol SINE Systems
200: £10.53
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
MA2CAE1900

Mouser Part No
523-MA2CAE1900

Amphenol SINE Systems

Circular Metric Connectors Straight plug, Checkmate

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

£10.53

£9.85

£9.84

Min.: 200
Mult.: 200

IP67

M23 Elite Threaded and Checkmate™ Connectors

Types of Circular Connectors

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