Circular Connectors – Mouser United Kingdom

.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circular Connectors

List Images

Results: 276

Applied Filters:

Product

Contact Gender

Termination Style

IP Rating

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Circular Metric Connectors 6 Pos male pins Standard flange

MB7RJN0601-KIT
Amphenol SINE Systems
1: £45.69
1In Stock
60On Order

Mfr. Part No.
MB7RJN0601-KIT

Mouser Part No
654-MB7RJN0601-KIT

Amphenol SINE Systems

Circular Metric Connectors 6 Pos male pins Standard flange

Learn More

Datasheet

1In Stock

60On Order

£45.69

£36.53

£35.23

£33.98

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 6 Pos male pins Large flange

MB7RJN0602-KIT
Amphenol SINE Systems
1: £45.87
19In Stock

Mfr. Part No.
MB7RJN0602-KIT

Mouser Part No
654-MB7RJN0602-KIT

Amphenol SINE Systems

Circular Metric Connectors 6 Pos male pins Large flange

Learn More

Datasheet

19In Stock

£45.87

£41.00

£37.94

£36.60

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors Pin Contact 2.0mm,Crimp 14-18AWG

SC000262
Amphenol SINE Systems
1: £2.00
467In Stock
4,000Expected 06/10/2026

Mfr. Part No.
SC000262

Mouser Part No
654-SC000262

Amphenol SINE Systems

Circular Metric Connectors Pin Contact 2.0mm,Crimp 14-18AWG

Learn More

Datasheet

467In Stock

4,000Expected 06/10/2026

£2.00

£1.76

£1.50

£1.32

£1.21

Min.: 1
Mult.: 1

Contacts

Pin (Male)

Crimp

Circular Metric Connectors Pin Contact 1.0mm,Crimp 24-28AWG

SC000386
Amphenol SINE Systems
1: £0.986
120In Stock
2,000Expected 05/11/2026

Mfr. Part No.
SC000386

Mouser Part No
654-SC000386

Amphenol SINE Systems

Circular Metric Connectors Pin Contact 1.0mm,Crimp 24-28AWG

Learn More

Datasheet

120In Stock

2,000Expected 05/11/2026

£0.986

£0.841

£0.745

£0.71

View

Min.: 1
Mult.: 1

Contacts

Pin (Male)

Crimp

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

MA5CAP1200-S1
Amphenol SINE Systems
1: £19.88
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

Learn More

Datasheet

1In Stock

£19.88

£16.02

£15.22

£13.68

View

Min.: 1
Mult.: 1

Connectors

IP67

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

MA7CAP1600-S1
Amphenol SINE Systems
1: £17.70
16In Stock

Mfr. Part No.
MA7CAP1600-S1

Mouser Part No
654-MA7CAP1600-S1

Amphenol SINE Systems

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

Learn More

Datasheet

16In Stock

£17.70

£15.04

£14.10

£12.99

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 17 Pos female skts Large flange

MA7RAP1702S-KIT
Amphenol SINE Systems
1: £73.47
10In Stock

Mfr. Part No.
MA7RAP1702S-KIT

Mouser Part No
654-MA7RAP1702S-KIT

Amphenol SINE Systems

Circular Metric Connectors 17 Pos female skts Large flange

Learn More

Datasheet

10In Stock

£73.47

£62.45

£57.81

£55.76

£54.34

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

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

MB5CKN0800-S3
Amphenol SINE Systems
1: £21.89
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

£21.89

£18.60

£17.77

£17.19

View

Min.: 1
Mult.: 1

Connectors

Without Socket Contacts

Crimp

IP67

Circular Metric Connectors RECEPTACLE,STR,6POS CHECKMATE

MB5JJN0600-S2
Amphenol SINE Systems
1: £14.66
37In Stock

Mfr. Part No.
MB5JJN0600-S2

Mouser Part No
654-MB5JJN0600-S2

Amphenol SINE Systems

Circular Metric Connectors RECEPTACLE,STR,6POS CHECKMATE

Learn More

Datasheet

37In Stock

£14.66

£12.70

£12.04

£11.87

View

Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

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

MB5JJN0900-S3
Amphenol SINE Systems
1: £14.74
3In Stock

Mfr. Part No.
MB5JJN0900-S3

Mouser Part No
654-MB5JJN0900-S3

Amphenol SINE Systems

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

Learn More

Datasheet

3In Stock

£14.74

£12.77

£12.11

£11.93

View

Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

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

MB5RJN0901
Amphenol SINE Systems
1: £21.78
13In Stock

Mfr. Part No.
MB5RJN0901

Mouser Part No
654-MB5RJN0901

Amphenol SINE Systems

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

Learn More

Datasheet

13In Stock

£21.78

£18.52

£17.35

£16.53

View

Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors 6 Position Straight Receptacle Extension, threaded , 14.5.-17.0mm cord grip, male

MB7JJN0600-S3
Amphenol SINE Systems
1: £15.09
6In Stock

Mfr. Part No.
MB7JJN0600-S3

Mouser Part No
654-MB7JJN0600-S3

Amphenol SINE Systems

Circular Metric Connectors 6 Position Straight Receptacle Extension, threaded , 14.5.-17.0mm cord grip, male

Learn More

Datasheet

6In Stock

£15.09

£13.08

£12.40

£12.21

View

Min.: 1
Mult.: 1

Couplers

Without Pin Contacts

Crimp

IP67

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

MB7JJN0800-S3
Amphenol SINE Systems
1: £15.62
57In Stock

Mfr. Part No.
MB7JJN0800-S3

Mouser Part No
654-MB7JJN0800-S3

Amphenol SINE Systems

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

Learn More

Datasheet

57In Stock

£15.62

£13.27

£12.44

£11.85

View

Min.: 1
Mult.: 1

Couplers

Without Pin Contacts

Crimp

IP67

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

MB7JJN0900-S3
Amphenol SINE Systems
1: £14.64
21In Stock

Mfr. Part No.
MB7JJN0900-S3

Mouser Part No
654-MB7JJN0900-S3

Amphenol SINE Systems

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

Learn More

Datasheet

21In Stock

£14.64

£12.44

£11.66

£11.10

View

Min.: 1
Mult.: 1

Couplers

Without Pin Contacts

Crimp

IP67

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

MA5CAP1600-S2
Amphenol SINE Systems
1: £18.88
100Expected 24/08/2026

Mfr. Part No.
MA5CAP1600-S2

Mouser Part No
654-MA5CAP1600-S2

Amphenol SINE Systems

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

Learn More

Datasheet

100Expected 24/08/2026

£18.88

£16.05

£15.04

£14.33

View

Min.: 1
Mult.: 1

Connectors

Crimp

IP67

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

MA7CAE1700-S2
Amphenol SINE Systems
1: £17.22
100Expected 02/09/2026

Mfr. Part No.
MA7CAE1700-S2

Mouser Part No
654-MA7CAE1700-S2

Amphenol SINE Systems

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

Learn More

Datasheet

100Expected 02/09/2026

£17.22

£14.73

£14.09

£12.58

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 6 Position Straight Receptacle Extension, threaded , 7.5-11.0mm cord grip, male

MB7JJN0600-S1
Amphenol SINE Systems
1: £14.61
180On Order

Mfr. Part No.
MB7JJN0600-S1

Mouser Part No
654-MB7JJN0600-S1

Amphenol SINE Systems

Circular Metric Connectors 6 Position Straight Receptacle Extension, threaded , 7.5-11.0mm cord grip, male

Learn More

Datasheet

180On Order

£14.61

£12.41

£11.65

£11.09

View

Min.: 1
Mult.: 1

Couplers

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors ST 17E TH 4.5-7.5mm grip w/male pins

MA5CAE1700-S1-KIT
Amphenol SINE Systems
1: £45.20
8Expected 19/08/2026

Mfr. Part No.
MA5CAE1700-S1-KIT

Mouser Part No
654-MA5CAE1700S1-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17E TH 4.5-7.5mm grip w/male pins

Learn More

Datasheet

8Expected 19/08/2026

£45.20

£40.53

£39.78

£37.33

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Crimp

IP67

Circular Metric Connectors ST 12E TH 7.5-11mm grip w/male pins

MA7CAE1200-S2-KIT
Amphenol SINE Systems
1: £41.80
10Expected 14/10/2026

Mfr. Part No.
MA7CAE1200-S2-KIT

Mouser Part No
654-MA7CAE1200S2-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 12E TH 7.5-11mm grip w/male pins

Learn More

Datasheet

10Expected 14/10/2026

£41.80

£35.52

£33.30

£31.72

View

Min.: 1
Mult.: 1

Pin (Male)

Crimp

IP67

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

MA7CAP1200S-S1-KIT
Amphenol SINE Systems
1: £42.70
20Expected 08/10/2026

Mfr. Part No.
MA7CAP1200S-S1-KIT

Mouser Part No
654-MA7CAP1200SS1KIT

Amphenol SINE Systems

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

Learn More

Datasheet

20Expected 08/10/2026

£42.70

£40.70

£37.80

£35.81

£34.72

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 17P TH 4.5-7.5mm grip w/male pins

MA7CAP1700-S1-KIT
Amphenol SINE Systems
1: £47.16
9Expected 13/08/2026

Mfr. Part No.
MA7CAP1700-S1-KIT

Mouser Part No
654-MA7CAP1700S1-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17P TH 4.5-7.5mm grip w/male pins

Learn More

Datasheet

9Expected 13/08/2026

£47.16

£43.09

£40.39

£38.46

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

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

MA7CAP1700S-S2-KIT
Amphenol SINE Systems
1: £60.52
18Expected 15/10/2026

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

Learn More

Datasheet

18Expected 15/10/2026

£60.52

£51.45

£48.22

£45.93

£43.95

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors 17 Pos male pins Standard flange

MA7RAE1701-KIT
Amphenol SINE Systems
1: £50.43
25On Order

Mfr. Part No.
MA7RAE1701-KIT

Mouser Part No
654-MA7RAE1701-KIT

Amphenol SINE Systems

Circular Metric Connectors 17 Pos male pins Standard flange

Learn More

Datasheet

25On Order

£50.43

£42.99

£42.98

£40.67

£38.74

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: £54.96
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

Learn More

Datasheet

5Factory Stock Available

More Info Available

£54.96

£46.72

£43.79

£41.70

View

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: £38.70
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

£38.70

£32.89

£30.83

£29.36

View

Min.: 1
Mult.: 1

Pin (Male)

Crimp

IP67

M23 Elite Threaded and Checkmate™ Connectors

Types of Circular Connectors

Customer Service Office

Company

Resources

Support