Circular Connectors – Mouser Canada

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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 12POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

MA7RAP1202
Amphenol SINE Systems
1: $42.06
50In Stock

Mfr. Part #
MA7RAP1202

Mouser Part #
654-MA7RAP1202

Amphenol SINE Systems

Circular Metric Connectors 12POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

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Datasheet

50In Stock

$42.06

$35.76

$33.51

$31.91

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Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 12 Pos male pins Large flange

MA7RAP1202-KIT
Amphenol SINE Systems
1: $104.23
4In Stock

Mfr. Part #
MA7RAP1202-KIT

Mouser Part #
654-MA7RAP1202-KIT

Amphenol SINE Systems

Circular Metric Connectors 12 Pos male pins Large flange

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Datasheet

4In Stock

$104.23

$88.59

$81.99

$79.08

$75.31

Min.: 1
Mult.: 1

Pin (Male)

Crimp

IP67

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

MB5CKN0600-S1
Amphenol SINE Systems
1: $38.32
34In Stock

Mfr. Part #
MB5CKN0600-S1

Mouser Part #
654-MB5CKN0600-S1

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

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Datasheet

34In Stock

$38.32

$33.47

$31.77

$30.44

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Min.: 1
Mult.: 1

Connectors

Without Socket Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

MB5CKN0600-S2
Amphenol SINE Systems
1: $35.45
33In Stock
100Expected 2026-11-04

Mfr. Part #
MB5CKN0600-S2

Mouser Part #
654-MB5CKN0600-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

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Datasheet

33In Stock

100Expected 2026-11-04

$35.45

$32.07

$30.38

$29.30

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Min.: 1
Mult.: 1

Connectors

Without Socket Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

MB5CKN0600-S3
Amphenol SINE Systems
1: $42.18
4In Stock

Mfr. Part #
MB5CKN0600-S3

Mouser Part #
654-MB5CKN0600-S3

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 6P CHECKMATE

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Datasheet

4In Stock

$42.18

$35.86

$33.61

$32.00

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: $43.20
16In Stock

Mfr. Part #
MB5CKN0900-S1

Mouser Part #
654-MB5CKN0900-S1

Amphenol SINE Systems

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

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Datasheet

16In Stock

$43.20

$38.82

$32.23

$30.70

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: $36.49
68In Stock

Mfr. Part #
MB5CKN0900-S2

Mouser Part #
654-MB5CKN0900-S2

Amphenol SINE Systems

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

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Datasheet

68In Stock

$36.49

$32.04

$30.37

$29.25

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: $95.20
4In Stock

Mfr. Part #
MB5CKN0900-S1-KIT

Mouser Part #
654-MB5CKN0900S1-KIT

Amphenol SINE Systems

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

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Datasheet

4In Stock

$95.20

$81.17

$76.09

$72.46

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: $95.41
5In Stock

Mfr. Part #
MB5CKN0900-S2-KIT

Mouser Part #
654-MB5CKN0900S2-KIT

Amphenol SINE Systems

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

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Datasheet

5In Stock

$95.41

$81.09

$76.02

$72.39

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: $95.63
9In Stock

Mfr. Part #
MB5CKN0900-S3-KIT

Mouser Part #
654-MB5CKN0900S3-KIT

Amphenol SINE Systems

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

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Datasheet

9In Stock

$95.63

$81.42

$76.32

$72.65

View

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors RECEPTACLE,STR,6POS CHECKMATE

MB5JJN0600-S1
Amphenol SINE Systems
1: $25.68
47In Stock

Mfr. Part #
MB5JJN0600-S1

Mouser Part #
654-MB5JJN0600-S1

Amphenol SINE Systems

Circular Metric Connectors RECEPTACLE,STR,6POS CHECKMATE

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Datasheet

47In Stock

$25.68

$23.24

$21.79

$20.75

View

Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

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

MB5JJN0900-S2
Amphenol SINE Systems
1: $28.34
41In Stock

Mfr. Part #
MB5JJN0900-S2

Mouser Part #
654-MB5JJN0900-S2

Amphenol SINE Systems

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

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Datasheet

41In Stock

$28.34

$24.57

$23.28

$22.95

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: $76.74
19In Stock

Mfr. Part #
MB5RJN0601-KIT

Mouser Part #
654-MB5RJN0601-KIT

Amphenol SINE Systems

Circular Metric Connectors 6 Pos male pins Standard flange

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Datasheet

19In Stock

$76.74

$67.62

$62.80

$60.58

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 8 Pos male pins Large flange

MB5RJN0802-KIT
Amphenol SINE Systems
1: $98.29
1In Stock
20Expected 2026-11-04

Mfr. Part #
MB5RJN0802-KIT

Mouser Part #
654-MB5RJN0802-KIT

Amphenol SINE Systems

Circular Metric Connectors 8 Pos male pins Large flange

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Datasheet

1In Stock

20Expected 2026-11-04

$98.29

$81.53

$75.92

$73.44

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

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

MB7CKN0600-S1-KIT
Amphenol SINE Systems
1: $103.95
9In Stock

Mfr. Part #
MB7CKN0600-S1-KIT

Mouser Part #
654-MB7CKN0600S1-KIT

Amphenol SINE Systems

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

Learn More

Datasheet

9In Stock

$103.95

$96.31

$91.31

$87.18

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: $103.19
12In Stock
10Expected 2026-08-28

Mfr. Part #
MB7CKN0600-S2-KIT

Mouser Part #
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 2026-08-28

$103.19

$91.97

$86.21

$82.09

$78.19

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: $86.62
7In Stock
20Expected 2026-11-12

Mfr. Part #
MB7CKN0800-S1-KIT

Mouser Part #
654-MB7CKN0800S1-KIT

Amphenol SINE Systems

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

Learn More

Datasheet

7In Stock

20Expected 2026-11-12

$86.62

$78.42

$75.56

$72.33

View

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: $91.53
8In Stock
20Expected 2026-11-16

Mfr. Part #
MB7CKN0800-S2-KIT

Mouser Part #
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 2026-11-16

$91.53

$82.20

$78.58

$75.01

View

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: $89.99
4In Stock

Mfr. Part #
MB7CKN0800-S3-KIT

Mouser Part #
654-MB7CKN0800S3-KIT

Amphenol SINE Systems

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

Learn More

Datasheet

4In Stock

$89.99

$82.21

$77.62

$73.73

View

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: $101.87
2In Stock

Mfr. Part #
MB7CKN0900-S1-KIT

Mouser Part #
654-MB7CKN0900S1-KIT

Amphenol SINE Systems

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

Learn More

Datasheet

2In Stock

$101.87

$84.89

$79.57

$75.77

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: $90.60
9In Stock

Mfr. Part #
MB7CKN0900-S2-KIT

Mouser Part #
654-MB7CKN0900S2-KIT

Amphenol SINE Systems

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

Learn More

Datasheet

9In Stock

$90.60

$84.56

$79.29

$75.08

View

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: $99.60
8In Stock

Mfr. Part #
MB7CKN0900-S3-KIT

Mouser Part #
654-MB7CKN0900S3-KIT

Amphenol SINE Systems

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

Learn More

Datasheet

8In Stock

$99.60

$84.76

$79.46

$75.67

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: $28.15
10In Stock

Mfr. Part #
MB7JJN0900-S1

Mouser Part #
654-MB7JJN0900-S1

Amphenol SINE Systems

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

Learn More

Datasheet

10In Stock

$28.15

$23.93

$22.44

$21.37

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: $28.15
50In Stock

Mfr. Part #
MB7JJN0900-S2

Mouser Part #
654-MB7JJN0900-S2

Amphenol SINE Systems

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

Learn More

Datasheet

50In Stock

$28.15

$23.93

$22.44

$21.37

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: $93.87
1In Stock
60On Order

Mfr. Part #
MB7RJN0601-KIT

Mouser Part #
654-MB7RJN0601-KIT

Amphenol SINE Systems

Circular Metric Connectors 6 Pos male pins Standard flange

Learn More

Datasheet

1In Stock

60On Order

$93.87

$73.01

$67.56

$65.17

$62.06

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

M23 Elite Threaded and Checkmate™ Connectors

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