Circular Metric Connectors

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M23 Standard Threaded & Checkmate™ Connectors

Amphenol Sine Systems M23 Standard Threaded and Checkmate™ Connectors are high-performance, cost-effective connectors designed with Checkmate quick-locking technology. These connectors feature superior environmental seal retention and are compatible with existing industry-wide standard products. The M23 standard connectors are available in 6, 8, 9, 12, 16, 17, and 19 positions. The M23 Checkmate quick-locking connectors feature the Metrifit™ strain relief system that provides 360° EMI/RFI shielding with advanced sealing capability (IP67). The Amphenol M23 Checkmate connectors have distinctive alignment arrows and quick locking reliability.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Number of Contacts	Thread Size	Termination Style	Current Rating	Voltage Rating	IP Rating	Product	Type	Series	Packaging
Circular Metric Connectors Straight plug, threaded coupling MA1CAE1900 Amphenol SINE Systems 1: $17.46 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA1CAE1900 Mouser Part No 523-MA1CAE1900	Amphenol SINE Systems	Circular Metric Connectors Straight plug, threaded coupling Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$17.46 $17.19 $17.05 $11.55 View $11.08 $10.83 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Straight plug, threaded coupling MA1CAP1900 Amphenol SINE Systems 200: $11.68 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA1CAP1900 Mouser Part No 523-MA1CAP1900	Amphenol SINE Systems	Circular Metric Connectors Straight plug, threaded coupling Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$11.68 $11.47 $11.30 Quote Quote	Min.: 200 Mult.: 200	Circular Metric Connectors	19 Contact	M23	Crimp	7 A	63 VDC	IP67	Couplers	Straight	M23	Bulk
Circular Metric Connectors 90 rotatable plug, male or female MA1EAE1900 Amphenol SINE Systems 50: $19.62 Non-Stocked	Mfr. Part No. MA1EAE1900 Mouser Part No 523-MA1EAE1900	Amphenol SINE Systems	Circular Metric Connectors 90 rotatable plug, male or female Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked	$19.62 $18.94 $18.39 Quote Quote	Min.: 50 Mult.: 50	Circular Metric Connectors					63 VDC	IP67			M23
Circular Metric Connectors 90 Plug MA1EAP1900 Amphenol SINE Systems 50: $19.62 Non-Stocked	Mfr. Part No. MA1EAP1900 Mouser Part No 523-MA1EAP1900	Amphenol SINE Systems	Circular Metric Connectors 90 Plug Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked	$19.62 $18.94 $18.39 Quote Quote	Min.: 50 Mult.: 50	Circular Metric Connectors					63 VDC	IP67			M23
Circular Metric Connectors 19 position receptacle extension, threaded, E type, clockwise insert, male or female MA1JAE1900 Amphenol SINE Systems 200: $13.63 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA1JAE1900 Mouser Part No 523-MA1JAE1900	Amphenol SINE Systems	Circular Metric Connectors 19 position receptacle extension, threaded, E type, clockwise insert, male or female Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$13.63 $13.39 View Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Receptacle with extension MA1JAP1900 Amphenol SINE Systems 1: $18.93 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA1JAP1900 Mouser Part No 523-MA1JAP1900	Amphenol SINE Systems	Circular Metric Connectors Receptacle with extension Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$18.93 $16.41 $15.55 $15.33 View $13.52 $12.76	Min.: 1 Mult.: 1	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors 16 position receptacle connector kit, flange mount, threaded, E type, clockwise insert, male, contacts included MA1LAE1600-KIT Amphenol SINE Systems 1: $37.65 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA1LAE1600-KIT Mouser Part No 523-MA1LAE1600-KIT	Amphenol SINE Systems	Circular Metric Connectors 16 position receptacle connector kit, flange mount, threaded, E type, clockwise insert, male, contacts included Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$37.65 $35.28 $34.15 $32.72 View $31.41 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors					125 VAC	IP67			M23
Circular Metric Connectors Receptacle, flange mount MA1LAE1900 Amphenol SINE Systems 200: $8.11 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA1LAE1900 Mouser Part No 523-MA1LAE1900	Amphenol SINE Systems	Circular Metric Connectors Receptacle, flange mount Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$8.11 $7.89 $7.70 Quote Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Receptacle, Flange mount MA1LAP1900 Amphenol SINE Systems 200: $8.11 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA1LAP1900 Mouser Part No 523-MA1LAP1900	Amphenol SINE Systems	Circular Metric Connectors Receptacle, Flange mount Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$8.11 $7.88 $7.69	Min.: 200 Mult.: 200	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Straight plug, Checkmate MA2CAE1900 Amphenol SINE Systems 1: $20.79 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA2CAE1900 Mouser Part No 523-MA2CAE1900	Amphenol SINE Systems	Circular Metric Connectors Straight plug, Checkmate Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$20.79 $18.64 $14.77 $14.42 View $14.11 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Straight plug, Checkmate MA2CAP1900 Amphenol SINE Systems 200: $14.42 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA2CAP1900 Mouser Part No 523-MA2CAP1900	Amphenol SINE Systems	Circular Metric Connectors Straight plug, Checkmate Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$14.42 $14.10 View Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Receptacle with extension, Checkmate MA2JAE1900 Amphenol SINE Systems 200: $13.27 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA2JAE1900 Mouser Part No 523-MA2JAE1900	Amphenol SINE Systems	Circular Metric Connectors Receptacle with extension, Checkmate Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$13.27 $13.13 View Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Straight receptacle with extension, Checkmate MA2JAP1900 Amphenol SINE Systems 200: $12.10 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA2JAP1900 Mouser Part No 523-MA2JAP1900	Amphenol SINE Systems	Circular Metric Connectors Straight receptacle with extension, Checkmate Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$12.10 $11.97 $11.75 Quote Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Receptacle, flange mount, Checkmate MA2LAE1900 Amphenol SINE Systems 200: $11.15 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA2LAE1900 Mouser Part No 523-MA2LAE1900	Amphenol SINE Systems	Circular Metric Connectors Receptacle, flange mount, Checkmate Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$11.15 $10.84 $10.59 Quote Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors Receptacle, flange mount, Checkmate MA2LAP1900 Amphenol SINE Systems 200: $11.11 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA2LAP1900 Mouser Part No 523-MA2LAP1900	Amphenol SINE Systems	Circular Metric Connectors Receptacle, flange mount, Checkmate Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$11.11 $10.80 $10.54 Quote Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					63 VDC	IP67			M23	Bulk
Circular Metric Connectors 9 (3+6) position straight plug, threaded, female MB1CKNNG36 Amphenol SINE Systems 200: $14.96 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB1CKNNG36 Mouser Part No 523-MB1CKNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 (3+6) position straight plug, threaded, female Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$14.96 $14.60 View Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors 9 (3+6) position 90 rotatable plug, threaded, female MB1EJNNG36 Amphenol SINE Systems 100: $29.51 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB1EJNNG36 Mouser Part No 523-MB1EJNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 (3+6) position 90 rotatable plug, threaded, female Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$29.51 $29.12 View Quote	Min.: 100 Mult.: 100	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors 9 (3+6) position receptacle extension connector, male MB1JJNNG36 Amphenol SINE Systems 200: $8.94 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB1JJNNG36 Mouser Part No 523-MB1JJNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 (3+6) position receptacle extension connector, male Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$8.94 $8.69 $8.48	Min.: 200 Mult.: 200	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors 9 (3+6) position straight receptacle, flange mount, threaded, male MB1LLNNG36 Amphenol SINE Systems 1: $12.66 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB1LLNNG36 Mouser Part No 523-MB1LLNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 (3+6) position straight receptacle, flange mount, threaded, male Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$12.66 $12.47 $12.22 $8.50 View $8.18 $7.89 $7.61 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors 9 Position 90 Rotatable Receptacle, threaded MB1RJNNG36 Amphenol SINE Systems 100: $22.23 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB1RJNNG36 Mouser Part No 523-MB1RJNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 Position 90 Rotatable Receptacle, threaded Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$22.23 $22.10 $21.73 View Quote	Min.: 100 Mult.: 100	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors 9 (3+6) position straight plug, CheckMate , female MB2CKNNG36 Amphenol SINE Systems 200: $18.64 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB2CKNNG36 Mouser Part No 523-MB2CKNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 (3+6) position straight plug, CheckMate , female Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$18.64 $18.24 Quote Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors 9 (3+6) position panel mount plug, CheckMate , female MB2GJNNG36 Amphenol SINE Systems 200: $21.61 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB2GJNNG36 Mouser Part No 523-MB2GJNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 (3+6) position panel mount plug, CheckMate , female Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$21.61 View Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors 9 (3+6) Position receptacle extension, male, Checkmate ready MB2JJNNG36 Amphenol SINE Systems 200: $8.34 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB2JJNNG36 Mouser Part No 523-MB2JJNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 (3+6) Position receptacle extension, male, Checkmate ready Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$8.34 $8.11 $7.92 Quote Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors 9 (3+6) position Jam nut receptacle, male, CheckMate ready MB2LKNNG36 Amphenol SINE Systems 200: $12.73 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MB2LKNNG36 Mouser Part No 523-MB2LKNNG36	Amphenol SINE Systems	Circular Metric Connectors 9 (3+6) position Jam nut receptacle, male, CheckMate ready Learn More about Amphenol SINE Systems amphenol m23 hybrid connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$12.73 $12.50 View Quote	Min.: 200 Mult.: 200	Circular Metric Connectors					630 VAC	IP67			M23	Bulk
Circular Metric Connectors PLUG E TYPE CW F 16POS STRT CHECKMATE MA2CAE1600 Amphenol SINE Systems 200: $14.41 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. MA2CAE1600 Mouser Part No 654-MA2CAE1600	Amphenol SINE Systems	Circular Metric Connectors PLUG E TYPE CW F 16POS STRT CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	Non-Stocked Lead-Time 15 Weeks	$14.41 $14.10 View Quote	Min.: 200 Mult.: 200	Circular Metric Connectors	16 Contact	M23	Crimp	9 A	125 VAC	IP67			M23

M23 Standard Threaded & Checkmate™ Connectors

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