Circular Connectors – Mouser Ireland

.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 PLUG,STR, 6P CHECKMATE

MB5CKN0600-S1
Amphenol SINE Systems
1: €22.30
34In Stock

Mfr. Part No.
MB5CKN0600-S1

Mouser Part No
654-MB5CKN0600-S1

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

Learn More

Datasheet

34In Stock

€22.30

€19.66

€19.05

€18.18

View

Min.: 1
Mult.: 1

Connectors

Without Socket Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

MB5CKN0600-S2
Amphenol SINE Systems
1: €21.17
23In Stock
100Expected 04/11/2026

Mfr. Part No.
MB5CKN0600-S2

Mouser Part No
654-MB5CKN0600-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

Learn More

Datasheet

23In Stock

100Expected 04/11/2026

€21.17

€19.15

€18.15

€17.50

€17.02

Min.: 1
Mult.: 1

Connectors

Without Socket Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

MB5CKN0600-S3
Amphenol SINE Systems
1: €25.19
4In Stock

Mfr. Part No.
MB5CKN0600-S3

Mouser Part No
654-MB5CKN0600-S3

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

Learn More

Datasheet

4In Stock

€25.19

€21.41

€20.07

€19.11

View

Min.: 1
Mult.: 1

Connectors

Without Socket Contacts

Crimp

IP67

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

MB5CKN0900-S1
Amphenol SINE Systems
1: €25.80
16In Stock

Mfr. Part No.
MB5CKN0900-S1

Mouser Part No
654-MB5CKN0900-S1

Amphenol SINE Systems

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

Learn More

Datasheet

16In Stock

€25.80

€23.19

€19.25

€18.34

View

Min.: 1
Mult.: 1

Connectors

Without Socket Contacts

Crimp

IP67

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

MB5CKN0900-S2
Amphenol SINE Systems
1: €21.79
68In Stock

Mfr. Part No.
MB5CKN0900-S2

Mouser Part No
654-MB5CKN0900-S2

Amphenol SINE Systems

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

Learn More

Datasheet

68In Stock

€21.79

€19.14

€18.14

€17.47

View

Min.: 1
Mult.: 1

Crimp

IP67

Circular Metric Connectors 9P St 7.0-11.0mm grip w/ F sockets

MB5CKN0900-S1-KIT
Amphenol SINE Systems
1: €56.85
4In Stock

Mfr. Part No.
MB5CKN0900-S1-KIT

Mouser Part No
654-MB5CKN0900S1-KIT

Amphenol SINE Systems

Circular Metric Connectors 9P St 7.0-11.0mm grip w/ F sockets

Learn More

Datasheet

4In Stock

€56.85

€48.48

€45.44

€43.28

View

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors 9P St 11.0-14.5mm grip w/ F sockets

MB5CKN0900-S2-KIT
Amphenol SINE Systems
1: €56.98
5In Stock

Mfr. Part No.
MB5CKN0900-S2-KIT

Mouser Part No
654-MB5CKN0900S2-KIT

Amphenol SINE Systems

Circular Metric Connectors 9P St 11.0-14.5mm grip w/ F sockets

Learn More

Datasheet

5In Stock

€56.98

€48.43

€45.40

€43.23

View

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: €57.11
9In Stock

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

Learn More

Datasheet

9In Stock

€57.11

€48.62

€45.58

€43.39

€40.79

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

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

MB5JJN0900-S2
Amphenol SINE Systems
1: €16.92
41In Stock

Mfr. Part No.
MB5JJN0900-S2

Mouser Part No
654-MB5JJN0900-S2

Amphenol SINE Systems

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

Learn More

Datasheet

41In Stock

€16.92

€14.67

€13.91

€13.71

View

Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors 6 Pos male pins Standard flange

MB5RJN0601-KIT
Amphenol SINE Systems
1: €45.83
19In Stock

Mfr. Part No.
MB5RJN0601-KIT

Mouser Part No
654-MB5RJN0601-KIT

Amphenol SINE Systems

Circular Metric Connectors 6 Pos male pins Standard flange

Learn More

Datasheet

19In Stock

€45.83

€40.39

€37.50

€36.18

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 8 Pos male pins Standard flange

MB5RJN0801-KIT
Amphenol SINE Systems
1: €55.10
21In Stock

Mfr. Part No.
MB5RJN0801-KIT

Mouser Part No
654-MB5RJN0801-KIT

Amphenol SINE Systems

Circular Metric Connectors 8 Pos male pins Standard flange

Learn More

Datasheet

21In Stock

€55.10

€50.86

€48.44

€44.16

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

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

MB5RJN0901
Amphenol SINE Systems
1: €26.47
9In 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

9In Stock

€26.47

€25.69

€18.03

€18.02

View

Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors 6P St 7.0-11.0mm grip w/ F sockets

MB7CKN0600-S1-KIT
Amphenol SINE Systems
1: €62.83
9In Stock

Mfr. Part No.
MB7CKN0600-S1-KIT

Mouser Part No
654-MB7CKN0600S1-KIT

Amphenol SINE Systems

Circular Metric Connectors 6P St 7.0-11.0mm grip w/ F sockets

Learn More

Datasheet

9In Stock

€62.83

€57.28

€54.41

€52.06

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 6P St 11.0-14.5mm grip w/ F sockets

MB7CKN0600-S2-KIT
Amphenol SINE Systems
1: €61.63
12In Stock
10Expected 09/09/2026

Mfr. Part No.
MB7CKN0600-S2-KIT

Mouser Part No
654-MB7CKN0600S2-KIT

Amphenol SINE Systems

Circular Metric Connectors 6P St 11.0-14.5mm grip w/ F sockets

Learn More

Datasheet

12In Stock

10Expected 09/09/2026

€61.63

€54.93

€51.49

€49.03

€46.70

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 8P St 7.0-11.0mm grip w/ F sockets

MB7CKN0800-S1-KIT
Amphenol SINE Systems
1: €60.68
2In Stock
20Expected 12/11/2026

Mfr. Part No.
MB7CKN0800-S1-KIT

Mouser Part No
654-MB7CKN0800S1-KIT

Amphenol SINE Systems

Circular Metric Connectors 8P St 7.0-11.0mm grip w/ F sockets

Learn More

Datasheet

2In Stock

20Expected 12/11/2026

€60.68

€50.89

€47.70

€45.43

€43.26

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 8P St 11.0-14.5mm grip w/ F sockets

MB7CKN0800-S2-KIT
Amphenol SINE Systems
1: €57.07
8In Stock
20Expected 16/11/2026

Mfr. Part No.
MB7CKN0800-S2-KIT

Mouser Part No
654-MB7CKN0800S2-KIT

Amphenol SINE Systems

Circular Metric Connectors 8P St 11.0-14.5mm grip w/ F sockets

Learn More

Datasheet

8In Stock

20Expected 16/11/2026

€57.07

€50.88

€47.69

€45.42

€43.25

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 8P St 14.5-17mm grip w/ F sockets

MB7CKN0800-S3-KIT
Amphenol SINE Systems
1: €53.74
4In Stock

Mfr. Part No.
MB7CKN0800-S3-KIT

Mouser Part No
654-MB7CKN0800S3-KIT

Amphenol SINE Systems

Circular Metric Connectors 8P St 14.5-17mm grip w/ F sockets

Learn More

Datasheet

4In Stock

€53.74

€49.10

€46.35

€44.03

€42.78

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 9P St 7.0-11.0mm grip w/ F sockets

MB7CKN0900-S1-KIT
Amphenol SINE Systems
1: €55.32
1In Stock

Mfr. Part No.
MB7CKN0900-S1-KIT

Mouser Part No
654-MB7CKN0900S1-KIT

Amphenol SINE Systems

Circular Metric Connectors 9P St 7.0-11.0mm grip w/ F sockets

Learn More

Datasheet

1In Stock

€55.32

€50.70

€47.52

€45.25

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 9P St 11.0-14.5mm grip w/ F sockets

MB7CKN0900-S2-KIT
Amphenol SINE Systems
1: €56.43
9In Stock

Mfr. Part No.
MB7CKN0900-S2-KIT

Mouser Part No
654-MB7CKN0900S2-KIT

Amphenol SINE Systems

Circular Metric Connectors 9P St 11.0-14.5mm grip w/ F sockets

Learn More

Datasheet

9In Stock

€56.43

€50.51

€47.35

€45.09

€42.52

Min.: 1
Mult.: 1

Socket (Female)

Crimp

IP67

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

MB7CKN0900-S3-KIT
Amphenol SINE Systems
1: €59.56
8In Stock

Mfr. Part No.
MB7CKN0900-S3-KIT

Mouser Part No
654-MB7CKN0900S3-KIT

Amphenol SINE Systems

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

Learn More

Datasheet

8In Stock

€59.56

€50.62

€47.45

€45.19

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

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

MB7JJN0900-S1
Amphenol SINE Systems
1: €16.81
10In Stock

Mfr. Part No.
MB7JJN0900-S1

Mouser Part No
654-MB7JJN0900-S1

Amphenol SINE Systems

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

Learn More

Datasheet

10In Stock

€16.81

€14.29

€13.40

€12.76

View

Min.: 1
Mult.: 1

Couplers

Without Pin Contacts

Crimp

IP67

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

MB7JJN0900-S2
Amphenol SINE Systems
1: €16.81
50In Stock

Mfr. Part No.
MB7JJN0900-S2

Mouser Part No
654-MB7JJN0900-S2

Amphenol SINE Systems

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

Learn More

Datasheet

50In Stock

€16.81

€14.29

€13.40

€12.76

View

Min.: 1
Mult.: 1

Couplers

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors 6 Pos male pins Standard flange

MB7RJN0601-KIT
Amphenol SINE Systems
1: €56.06
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

€56.06

€43.60

€40.35

€38.92

€37.07

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: €53.80
17In Stock
30Expected 17/11/2026

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

17In Stock

30Expected 17/11/2026

€53.80

€46.96

€43.46

€41.92

View

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: €54.34
23In Stock

Mfr. Part No.
MB7RJN0801-KIT

Mouser Part No
654-MB7RJN0801-KIT

Amphenol SINE Systems

Circular Metric Connectors 8 Pos male pins Standard flange

Learn More

Datasheet

23In Stock

€54.34

€47.82

€47.09

€43.85

€42.87

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

M23 Elite Threaded and Checkmate™ Connectors

Types of Circular Connectors

Customer Service Office

Company

Resources

Support