Circular Connectors – Mouser Singapore

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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,9POS(4+5) CHECKMATE

MB5CKN0900-S2
Amphenol SINE Systems
1: $34.37
71In Stock

Mfr. Part No.
MB5CKN0900-S2

Mouser Part No
654-MB5CKN0900-S2

Amphenol SINE Systems

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

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Datasheet

71In Stock

$34.37

$31.66

$30.68

$29.63

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Min.: 1
Mult.: 1

Crimp

IP67

Circular Metric Connectors 9POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

MB5RJN0902
Amphenol SINE Systems
1: $40.52
86In Stock

Mfr. Part No.
MB5RJN0902

Mouser Part No
654-MB5RJN0902

Amphenol SINE Systems

Circular Metric Connectors 9POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

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Datasheet

86In Stock

$40.52

$34.44

$32.29

$30.75

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Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors Socket contact 1.0mm,Crimp 18-22AWG

SC000259
Amphenol SINE Systems
1: $2.81
5,332In Stock

Mfr. Part No.
SC000259

Mouser Part No
654-SC000259

Amphenol SINE Systems

Circular Metric Connectors Socket contact 1.0mm,Crimp 18-22AWG

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Datasheet

5,332In Stock

$2.81

$2.04

$1.72

$1.67

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Min.: 1
Mult.: 1

Contacts

Socket (Female)

Crimp

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

SC000260
Amphenol SINE Systems
1: $3.63
4,219In Stock

Mfr. Part No.
SC000260

Mouser Part No
654-SC000260

Amphenol SINE Systems

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

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Datasheet

4,219In Stock

$3.63

$3.38

Min.: 1
Mult.: 1

Contacts

Socket (Female)

Crimp

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

SC000262
Amphenol SINE Systems
1: $3.95
1,205In Stock
4,000Expected 3/9/2026

Mfr. Part No.
SC000262

Mouser Part No
654-SC000262

Amphenol SINE Systems

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

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Datasheet

1,205In Stock

4,000Expected 3/9/2026

$3.95

$3.60

$3.41

$3.17

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Min.: 1
Mult.: 1

Contacts

Pin (Male)

Crimp

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

MA5CAE1200-S2
Amphenol SINE Systems
1: $35.54
27In Stock

Mfr. Part No.
MA5CAE1200-S2

Mouser Part No
654-MA5CAE1200-S2

Amphenol SINE Systems

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

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Datasheet

27In Stock

$35.54

$28.97

$27.97

$26.22

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Min.: 1
Mult.: 1

Connectors

Crimp

IP67

Circular Metric Connectors ST 12E TH 11-15mm grip w/male pins

MA5CAE1200-S3-KIT
Amphenol SINE Systems
1: $71.61
10In Stock

Mfr. Part No.
MA5CAE1200-S3-KIT

Mouser Part No
654-MA5CAE1200S3-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 12E TH 11-15mm grip w/male pins

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Datasheet

10In Stock

$71.61

$60.87

$57.05

$54.34

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Crimp

IP67

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

MA5CAE1700-S2
Amphenol SINE Systems
1: $35.29
36In Stock
100Expected 23/9/2026

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

36In Stock

100Expected 23/9/2026

$35.29

$30.00

$28.12

$26.79

View

Min.: 1
Mult.: 1

Crimp

IP67

Circular Metric Connectors ST 17P TH 11-15mm grip w/male pins

MA5CAP1700-S3-KIT
Amphenol SINE Systems
1: $91.41
9In Stock

Mfr. Part No.
MA5CAP1700-S3-KIT

Mouser Part No
654-MA5CAP1700S3-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17P TH 11-15mm grip w/male pins

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Datasheet

9In Stock

$91.41

$77.97

$73.09

$69.60

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Crimp

IP67

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

MA5CAP1700S-S2-KIT
Amphenol SINE Systems
1: $114.87
10In Stock

Mfr. Part No.
MA5CAP1700S-S2-KIT

Mouser Part No
654-MA5CAP1700SS2KIT

Amphenol SINE Systems

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

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Datasheet

10In Stock

$114.87

$101.80

$91.52

$87.15

$83.01

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Crimp

IP67

Circular Metric Connectors 16POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

MA5RAE1601
Amphenol SINE Systems
1: $38.98
75In Stock

Mfr. Part No.
MA5RAE1601

Mouser Part No
654-MA5RAE1601

Amphenol SINE Systems

Circular Metric Connectors 16POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

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Datasheet

75In Stock

$38.98

$33.12

$31.05

$29.58

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

MA5RAP1201
Amphenol SINE Systems
1: $38.34
39In Stock

Mfr. Part No.
MA5RAP1201

Mouser Part No
654-MA5RAP1201

Amphenol SINE Systems

Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

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Datasheet

39In Stock

$38.34

$32.60

$30.55

$29.09

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Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 17 Pos male pins Large flange

MA5RAP1702-KIT
Amphenol SINE Systems
1: $105.18
6In Stock

Mfr. Part No.
MA5RAP1702-KIT

Mouser Part No
654-MA5RAP1702-KIT

Amphenol SINE Systems

Circular Metric Connectors 17 Pos male pins Large flange

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Datasheet

6In Stock

$105.18

$96.24

$90.16

$86.97

$82.83

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR,12P,E TYPE

MA7CAE1200-S1
Amphenol SINE Systems
1: $28.95
59In Stock
100Expected 30/9/2026

Mfr. Part No.
MA7CAE1200-S1

Mouser Part No
654-MA7CAE1200-S1

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,12P,E TYPE

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Datasheet

59In Stock

100Expected 30/9/2026

$28.95

$25.40

$24.10

$23.38

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR,12P,E TYPE

MA7CAE1200-S2
Amphenol SINE Systems
1: $27.45
36In Stock

Mfr. Part No.
MA7CAE1200-S2

Mouser Part No
654-MA7CAE1200-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,12P,E TYPE

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Datasheet

36In Stock

$27.45

$23.45

$23.35

$21.93

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR,12P,E TYPE

MA7CAE1200-S3
Amphenol SINE Systems
1: $31.94
33In Stock

Mfr. Part No.
MA7CAE1200-S3

Mouser Part No
654-MA7CAE1200-S3

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,12P,E TYPE

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Datasheet

33In Stock

$31.94

$27.15

$25.45

$22.17

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 12E TH 7.5-11mm grip w/ F sockets

MA7CAE1200S-S2-KIT
Amphenol SINE Systems
1: $81.00
20In Stock
20Expected 30/6/2026

Mfr. Part No.
MA7CAE1200S-S2-KIT

Mouser Part No
654-MA7CAE1200SS2KIT

Amphenol SINE Systems

Circular Metric Connectors ST 12E TH 7.5-11mm grip w/ F sockets

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Datasheet

20In Stock

20Expected 30/6/2026

$81.00

$67.61

$66.48

$63.86

View

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 12E TH 11-15mm grip w/ F sockets

MA7CAE1200S-S3-KIT
Amphenol SINE Systems
1: $89.56
2In Stock

Mfr. Part No.
MA7CAE1200S-S3-KIT

Mouser Part No
654-MA7CAE1200SS3KIT

Amphenol SINE Systems

Circular Metric Connectors ST 12E TH 11-15mm grip w/ F sockets

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Datasheet

2In Stock

$89.56

$76.73

$71.96

$68.53

$65.26

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 17E TH 7.5-11mm grip w/male pins

MA7CAE1700-S2-KIT
Amphenol SINE Systems
1: $93.63
4In Stock

Mfr. Part No.
MA7CAE1700-S2-KIT

Mouser Part No
654-MA7CAE1700S2-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17E TH 7.5-11mm grip w/male pins

Learn More

Datasheet

4In Stock

$93.63

$79.77

$74.78

$71.21

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors ST 17E TH 11-15mm grip w/male pins

MA7CAE1700-S3-KIT
Amphenol SINE Systems
1: $95.73
4In Stock

Mfr. Part No.
MA7CAE1700-S3-KIT

Mouser Part No
654-MA7CAE1700S3-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17E TH 11-15mm grip w/male pins

Learn More

Datasheet

4In Stock

$95.73

$79.76

$74.77

$71.20

View

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors ST 17E TH 4.5-7.5mm grip w/ F sockets

MA7CAE1700S-S1-KIT
Amphenol SINE Systems
1: $112.08
2In Stock

Mfr. Part No.
MA7CAE1700S-S1-KIT

Mouser Part No
654-MA7CAE1700SS1KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17E TH 4.5-7.5mm grip w/ F sockets

Learn More

Datasheet

2In Stock

$112.08

$95.26

$89.29

$85.04

View

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

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

MA7CAE1700S-S2-KIT
Amphenol SINE Systems
1: $112.05
6In Stock

Mfr. Part No.
MA7CAE1700S-S2-KIT

Mouser Part No
654-MA7CAE1700SS2KIT

Amphenol SINE Systems

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

Learn More

Datasheet

6In Stock

$112.05

$95.24

$89.28

$85.03

View

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

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

MA7CAP1200-S3
Amphenol SINE Systems
1: $32.64
6In Stock

Mfr. Part No.
MA7CAP1200-S3

Mouser Part No
654-MA7CAP1200-S3

Amphenol SINE Systems

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

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Datasheet

6In Stock

$32.64

$27.73

$26.01

$24.76

View

Min.: 1
Mult.: 1

IP67

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

MA7CAP1200S-S1-KIT
Amphenol SINE Systems
1: $73.39
3In Stock
20Expected 1/10/2026

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

3In Stock

20Expected 1/10/2026

$73.39

$70.17

$68.15

$65.68

View

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

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

MA7CAP1700-S2
Amphenol SINE Systems
1: $32.73
28In Stock

Mfr. Part No.
MA7CAP1700-S2

Mouser Part No
654-MA7CAP1700-S2

Amphenol SINE Systems

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

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Datasheet

28In Stock

$32.73

$27.83

$26.09

$24.84

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

M23 Elite Threaded and Checkmate™ Connectors

Types of Circular Connectors

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