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 Pin Contact 2.0mm,Crimp 14-18AWG

SC000262
Amphenol SINE Systems
1: $3.62
492In Stock
4,000Expected 6/10/2026

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

492In Stock

4,000Expected 6/10/2026

$3.62

$3.20

$2.72

$2.38

$2.20

Min.: 1
Mult.: 1

Contacts

Pin (Male)

Crimp

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

SC000386
Amphenol SINE Systems
1: $1.78
120In Stock
2,000Expected 5/11/2026

Mfr. Part No.
SC000386

Mouser Part No
654-SC000386

Amphenol SINE Systems

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

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Datasheet

120In Stock

2,000Expected 5/11/2026

$1.78

$1.52

$1.35

$1.29

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Min.: 1
Mult.: 1

Contacts

Pin (Male)

Crimp

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

MA5CAP1200-S1
Amphenol SINE Systems
1: $36.01
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

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Datasheet

1In Stock

$36.01

$29.02

$27.57

$24.78

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Min.: 1
Mult.: 1

Connectors

IP67

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

MA7CAE1700S-S2-KIT
Amphenol SINE Systems
1: $109.63
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

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Datasheet

6In Stock

$109.63

$93.19

$87.35

$83.19

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Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

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

MA7CAP1600-S1
Amphenol SINE Systems
1: $32.06
16In Stock

Mfr. Part No.
MA7CAP1600-S1

Mouser Part No
654-MA7CAP1600-S1

Amphenol SINE Systems

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

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Datasheet

16In Stock

$32.06

$27.25

$25.54

$23.53

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Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

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

MA7RAE1201
Amphenol SINE Systems
1: $39.54
11In Stock

Mfr. Part No.
MA7RAE1201

Mouser Part No
654-MA7RAE1201

Amphenol SINE Systems

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

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Datasheet

11In Stock

$39.54

$33.61

$31.50

$30.00

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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: $133.09
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

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Datasheet

10In Stock

$133.09

$113.12

$104.72

$101.01

$96.19

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: $39.66
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

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Datasheet

8In Stock

$39.66

$33.70

$32.18

$31.14

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Min.: 1
Mult.: 1

Connectors

Without Socket Contacts

Crimp

IP67

Circular Metric Connectors RECEPTACLE,STR,6POS CHECKMATE

MB5JJN0600-S2
Amphenol SINE Systems
1: $26.55
37In Stock

Mfr. Part No.
MB5JJN0600-S2

Mouser Part No
654-MB5JJN0600-S2

Amphenol SINE Systems

Circular Metric Connectors RECEPTACLE,STR,6POS CHECKMATE

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Datasheet

37In Stock

$26.55

$23.01

$21.81

$21.50

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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: $26.70
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

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Datasheet

3In Stock

$26.70

$23.13

$21.94

$21.61

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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: $39.45
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

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Datasheet

13In Stock

$39.45

$33.54

$31.43

$29.93

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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: $27.34
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

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Datasheet

6In Stock

$27.34

$23.69

$22.45

$22.13

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Min.: 1
Mult.: 1

Couplers

Without Pin Contacts

Crimp

IP67

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

MB7JJN0800-S3
Amphenol SINE Systems
1: $28.29
57In Stock

Mfr. Part No.
MB7JJN0800-S3

Mouser Part No
654-MB7JJN0800-S3

Amphenol SINE Systems

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

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Datasheet

57In Stock

$28.29

$24.04

$22.54

$21.46

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: $26.52
21In Stock

Mfr. Part No.
MB7JJN0900-S3

Mouser Part No
654-MB7JJN0900-S3

Amphenol SINE Systems

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

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Datasheet

21In Stock

$26.52

$22.54

$21.13

$20.11

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: $34.20
100Expected 24/8/2026

Mfr. Part No.
MA5CAP1600-S2

Mouser Part No
654-MA5CAP1600-S2

Amphenol SINE Systems

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

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Datasheet

100Expected 24/8/2026

$34.20

$29.08

$27.25

$25.95

View

Min.: 1
Mult.: 1

Connectors

Crimp

IP67

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

MA7CAE1700-S2
Amphenol SINE Systems
1: $31.20
100Expected 2/9/2026

Mfr. Part No.
MA7CAE1700-S2

Mouser Part No
654-MA7CAE1700-S2

Amphenol SINE Systems

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

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Datasheet

100Expected 2/9/2026

$31.20

$26.68

$25.53

$22.78

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: $26.47
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

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Datasheet

180On Order

$26.47

$22.49

$21.09

$20.09

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: $81.89
8Expected 19/8/2026

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 19/8/2026

$81.89

$73.43

$72.07

$67.62

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: $75.71
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

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Datasheet

10Expected 14/10/2026

$75.71

$64.34

$60.32

$57.45

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: $77.34
20Expected 8/10/2026

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 8/10/2026

$77.34

$73.73

$68.48

$64.87

View

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: $85.42
9Expected 13/8/2026

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 13/8/2026

$85.42

$78.05

$73.17

$69.67

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: $109.63
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

$109.63

$93.19

$87.35

$83.19

View

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: $91.36
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

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Datasheet

25On Order

$91.36

$77.86

$77.85

$73.67

View

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: $99.57
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

$99.57

$84.63

$79.33

$75.55

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: $70.11
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

$70.11

$59.58

$55.86

$53.19

View

Min.: 1
Mult.: 1

Pin (Male)

Crimp

IP67

M23 Elite Threaded and Checkmate™ Connectors

Types of Circular Connectors

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