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.

Types of Circular Connectors
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Results: 276
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IP Rating
Amphenol SINE Systems Circular Metric Connectors RECEPTACLE,STR 9POS(5+4)
Datasheet
50In Stock
Min.: 1
Mult.: 1

Couplers Without Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 6 Pos male pins Standard flange
Datasheet
24In Stock
Min.: 1
Mult.: 1

Connectors With Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 6 Pos male pins Large flange
Datasheet
4In Stock
30On Order
Min.: 1
Mult.: 1

Connectors With Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 8 Pos male pins Large flange
Datasheet
11In Stock
Min.: 1
Mult.: 1

Connectors With Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors Socket contact 1.0mm,Crimp 18-22AWG
Datasheet
667In Stock
5,000Expected 2026/03/27
Min.: 1
Mult.: 1

Contacts Socket (Female) Crimp
Amphenol SINE Systems Circular Metric Connectors Pin Contact 1.0mm,Crimp 18-22AWG
Datasheet
1,199In Stock
Min.: 1
Mult.: 1

Contacts Pin (Male) Crimp

Amphenol SINE Systems Circular Metric Connectors Pin Contact 1.0mm,Crimp 24-28AWG
Datasheet
1,043In Stock
Min.: 1
Mult.: 1

Contacts Pin (Male) Crimp
Amphenol SINE Systems Circular Metric Connectors PLUG,STR, 16P E-TYPE, CHECKMATE
Datasheet
34In Stock
Min.: 1
Mult.: 1

Connectors Crimp IP67
Amphenol SINE Systems Circular Metric Connectors PLUG,STR, 12P P-TYPE, CHECKMATE
Datasheet
1In Stock
Min.: 1
Mult.: 1

Connectors IP67
Amphenol SINE Systems Circular Metric Connectors PLUG,STR, 16P P-TYPE, CHECKMATE
Datasheet
19In Stock
Min.: 1
Mult.: 1

Connectors Crimp IP67
Amphenol SINE Systems Circular Metric Connectors PLUG,STR,12P,E TYPE
Datasheet
39In Stock
Min.: 1
Mult.: 1

Connectors Without Pin or Socket Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors PLUG,STR,16P,P TYPE
Datasheet
16In Stock
Min.: 1
Mult.: 1

Connectors Without Pin or Socket Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7
Datasheet
11In Stock
Min.: 1
Mult.: 1

Connectors Without Pin or Socket Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 17POS RCPTCL 90 ROT STD FLANGE 25.7X25.7
Datasheet
13In Stock
Min.: 1
Mult.: 1

Connectors Without Pin or Socket Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors PLUG,STR, 6P CHECKMATE
Datasheet
5In Stock
Min.: 1
Mult.: 1

Connectors Without Socket Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors RECEPTACLE,STR 9POS(5+4),CHECKMATE
Datasheet
3In Stock
Min.: 1
Mult.: 1

Connectors Without Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 6 Position Straight Receptacle Extension, threaded , 14.5.-17.0mm cord grip, male
Datasheet
6In Stock
Min.: 1
Mult.: 1

Couplers Without Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors RECEPTACLE,STR 8POS(4+4)
Datasheet
48In Stock
Min.: 1
Mult.: 1

Couplers Without Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors RECEPTACLE,STR 9POS(5+4)
Datasheet
10In Stock
Min.: 1
Mult.: 1

Couplers Without Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors RECEPTACLE,STR 9POS(5+4)
Datasheet
21In Stock
Min.: 1
Mult.: 1

Couplers Without Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 12 Pos male pins Standard flange
Datasheet
30On Order
Min.: 1
Mult.: 1

Connectors With Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 17 Pos male pins Standard flange
Datasheet
50Expected 2026/05/28
Min.: 1
Mult.: 1

Connectors With Pin Contacts Crimp IP67
Amphenol SINE Systems Circular Metric Connectors 8 Pos male pins Standard flange
Datasheet
36On Order
Min.: 1
Mult.: 1

Connectors With Pin Contacts Crimp IP67
Amphenol SINE Systems Standard Circular Connector 16 position straight plug connector kit, Checkmate , P type, counter-clockwise insert, 7.5-11mm cord grip, male contacts included
Datasheet
3Expected 2026/04/07
Min.: 1
Mult.: 1

Amphenol SINE Systems Circular Metric Connectors ST 12E TH 11-15mm grip w/male pins
Datasheet
9Expected 2026/02/10
Min.: 1
Mult.: 1

Connectors Pin (Male) Crimp IP67