Circular Metric Connectors – Mouser United Kingdom

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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 (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Number of Contacts	Thread Size	Termination Style	Coding	Current Rating	Voltage Rating	IP Rating	Product	Type	Series
Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Female Connector, Female Contact, Straight, Screw Thread, Crimp, Field Installable, F8.5 - F17.5mm, IP67 Mated LJ23-06DFFC-SL7001 Amphenol LTW 1: £60.39 4In Stock	Mfr. Part No. LJ23-06DFFC-SL7001 Mouser Part No 523-LJ2306DFFCSL7001	Amphenol LTW	Circular Metric Connectors M23 Circular Metric Connector, Metal, 28A, 06 pins, Female Connector, Female Contact, Straight, Screw Thread, Crimp, Field Installable, F8.5 - F17.5mm, IP67 Mated Learn More about Amphenol LTW m connectors	Datasheet	4In Stock	£60.39 £51.78 £48.54 £45.40 View £42.95 £42.85 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	6 Contact		Crimp				IP67	Connectors	Straight	M23
Circular Metric Connectors ReceptacleE CWfemale 17pos MA1LAE1700S-KIT Amphenol SINE Systems 1: £48.88 7In Stock	Mfr. Part No. MA1LAE1700S-KIT Mouser Part No 654-MA1LAE1700S-KIT	Amphenol SINE Systems	Circular Metric Connectors ReceptacleE CWfemale 17pos Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	7In Stock	£48.88 £39.06 £37.59 £35.20 £34.04	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp		9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors M23 RCPTCL EXTENSION 17P CM CW MA2JAE1700 Amphenol SINE Systems 1: £10.86 20In Stock	Mfr. Part No. MA2JAE1700 Mouser Part No 654-MA2JAE1700	Amphenol SINE Systems	Circular Metric Connectors M23 RCPTCL EXTENSION 17P CM CW Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	20In Stock	£10.86 £9.24 £8.66 £8.24 View £7.47 £7.11 £6.68 £6.38 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp		9 A	125 V	IP67	Couplers	Straight	M23
Circular Metric Connectors M23 RCPTCL EXTENSION 12P CM CCW MA2JAP1200 Amphenol SINE Systems 1: £10.21 35In Stock	Mfr. Part No. MA2JAP1200 Mouser Part No 654-MA2JAP1200	Amphenol SINE Systems	Circular Metric Connectors M23 RCPTCL EXTENSION 12P CM CCW Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	35In Stock	£10.21 £8.67 £8.13 £7.74 View £7.02 £6.89 £6.49 £6.27	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp		10 A	160 V	IP67	Couplers	Straight	M23
Circular Metric Connectors 12pos Straight Male Receptacle Kit MA2LAE1200-KIT Amphenol SINE Systems 1: £31.54 3In Stock	Mfr. Part No. MA2LAE1200-KIT Mouser Part No 654-MA2LAE1200-KIT	Amphenol SINE Systems	Circular Metric Connectors 12pos Straight Male Receptacle Kit Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	3In Stock	£31.54 £27.04 £24.92 £23.70 View £22.31 £21.34	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp	B Coded	10 A	160 V	IP67	Connectors	Straight	M23
Circular Metric Connectors RECEPTACLE,STR,16POS CHECKMATE MA2LAE1600 Amphenol SINE Systems 1: £7.89 28In Stock	Mfr. Part No. MA2LAE1600 Mouser Part No 654-MA2LAE1600	Amphenol SINE Systems	Circular Metric Connectors RECEPTACLE,STR,16POS CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	28In Stock	£7.89 £6.71 £6.29 £5.99 View £5.44 £5.20 £5.02 £4.85	Min.: 1 Mult.: 1	Circular Metric Connectors	16 Contact	M23	Crimp		9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors RECEPTACLE,STR,12POS CHECKMATE MA2LAP1200 Amphenol SINE Systems 1: £8.53 87In Stock	Mfr. Part No. MA2LAP1200 Mouser Part No 654-MA2LAP1200	Amphenol SINE Systems	Circular Metric Connectors RECEPTACLE,STR,12POS CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	87In Stock	£8.53 £7.25 £6.79 £6.46 View £5.87 £5.54 £5.30 £5.04	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp		10 A	160 V	IP67	Connectors	Straight	M23
Circular Metric Connectors 12pos Straight F Receptacle Kit MA2LAP1200S-KIT Amphenol SINE Systems 1: £39.47 9In Stock	Mfr. Part No. MA2LAP1200S-KIT Mouser Part No 654-MA2LAP1200S-KIT	Amphenol SINE Systems	Circular Metric Connectors 12pos Straight F Receptacle Kit Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	9In Stock	£39.47 £32.37 £30.35 £28.90 View £27.16 £26.48	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp	B Coded	10 A	160 V	IP67	Connectors	Straight	M23
Circular Metric Connectors RECEPTACLE,STR,16POS CHECKMATE MA2LAP1600 Amphenol SINE Systems 1: £8.42 3In Stock	Mfr. Part No. MA2LAP1600 Mouser Part No 654-MA2LAP1600	Amphenol SINE Systems	Circular Metric Connectors RECEPTACLE,STR,16POS CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	3In Stock	£8.42 £7.16 £6.70 £6.39 View £5.79 £5.51 £5.35 £5.17	Min.: 1 Mult.: 1	Circular Metric Connectors	16 Contact	M23	Crimp		9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors 17pos Straight F Receptacle Kit MA2LAP1700S-KIT Amphenol SINE Systems 1: £48.01 6In Stock	Mfr. Part No. MA2LAP1700S-KIT Mouser Part No 654-MA2LAP1700S-KIT	Amphenol SINE Systems	Circular Metric Connectors 17pos Straight F Receptacle Kit Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	6In Stock	£48.01 £40.80 £38.25 £36.42 View £34.68 £34.17 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp	B Coded	9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STR, 17P P-TYPE, CHECKMATE MA5CAP1700-S2 Amphenol SINE Systems 1: £18.61 49In Stock	Mfr. Part No. MA5CAP1700-S2 Mouser Part No 654-MA5CAP1700-S2	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR, 17P P-TYPE, CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	49In Stock	£18.61 £16.53 £15.49 £14.75 View £13.76 £12.83 £12.41	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp		9 A	125 VAC	IP67	Connectors		M23
Circular Metric Connectors 16POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MA5RAE1601 Amphenol SINE Systems 1: £21.89 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 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	75In Stock	£21.89 £18.60 £17.44 £16.61 View £15.54 £15.09 £14.75 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	16 Contact	M23	Crimp		9 A	125 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MA5RAP1201 Amphenol SINE Systems 1: £21.09 31In 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 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	31In Stock	£21.09 £17.93 £16.81 £16.01 View £15.27 £14.33 £13.87	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp		10 A	160 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors PLUG,STR,12P,E TYPE MA7CAE1200-S2 Amphenol SINE Systems 1: £17.59 12In Stock 100Expected 22/12/2026	Mfr. Part No. MA7CAE1200-S2 Mouser Part No 654-MA7CAE1200-S2	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,12P,E TYPE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	12In Stock 100Expected 22/12/2026	£17.59 £14.69 £13.77 £13.01 View £12.61 £11.86 £11.47	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp		10 A	160 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STR,12P,E TYPE MA7CAE1200-S3 Amphenol SINE Systems 1: £18.10 29In Stock	Mfr. Part No. MA7CAE1200-S3 Mouser Part No 654-MA7CAE1200-S3	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,12P,E TYPE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	29In Stock	£18.10 £15.38 £14.41 £12.61 View £11.86 £11.47	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp		10 A	160 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STR,17P,P TYPE MA7CAP1700-S2 Amphenol SINE Systems 1: £17.68 12In Stock 100Expected 18/12/2026	Mfr. Part No. MA7CAP1700-S2 Mouser Part No 654-MA7CAP1700-S2	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,17P,P TYPE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	12In Stock 100Expected 18/12/2026	£17.68 £15.03 £14.09 £13.42 View £12.77 £11.82 £11.44	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp		9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MA7RAE1201 Amphenol SINE Systems 1: £22.77 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 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	11In Stock	£22.77 £19.35 £18.15 £17.28 View £15.62 £14.64 £14.21	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp		10 A	160 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors 17POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MA7RAE1701 Amphenol SINE Systems 1: £21.49 44In Stock	Mfr. Part No. MA7RAE1701 Mouser Part No 654-MA7RAE1701	Amphenol SINE Systems	Circular Metric Connectors 17POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	44In Stock	£21.49 £18.27 £17.13 £15.87 View £14.72 £14.16	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp		9 A	125 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors 12POS RCPTCL 90 ROT LG FLANGE 28.0X28.0 MA7RAP1202 Amphenol SINE Systems 1: £21.93 48In Stock	Mfr. Part No. MA7RAP1202 Mouser Part No 654-MA7RAP1202	Amphenol SINE Systems	Circular Metric Connectors 12POS RCPTCL 90 ROT LG FLANGE 28.0X28.0 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	48In Stock	£21.93 £18.64 £17.47 £16.64 View £15.91 £15.86 £14.47	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp		10 A	160 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors M23 RECEPTACLE EXT 8P CM MB2JJN0800 Amphenol SINE Systems 1: £8.64 199In Stock	Mfr. Part No. MB2JJN0800 Mouser Part No 654-MB2JJN0800	Amphenol SINE Systems	Circular Metric Connectors M23 RECEPTACLE EXT 8P CM Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	199In Stock	£8.64 £8.10 £5.93 £5.76 View £5.56 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	8 Contact	M23	Crimp		30 A	250 V, 630 V	IP67			M23
Circular Metric Connectors 8pos Straight Male Receptacle Kit MB2LLN0800-KIT Amphenol SINE Systems 1: £21.41 8In Stock	Mfr. Part No. MB2LLN0800-KIT Mouser Part No 654-MB2LLN0800-KIT	Amphenol SINE Systems	Circular Metric Connectors 8pos Straight Male Receptacle Kit Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	8In Stock	£21.41 £19.49 £15.66 £14.91 View £13.85 £13.10 £12.85	Min.: 1 Mult.: 1	Circular Metric Connectors	4 Signal, 3 Power + PE	M23	Crimp	B Coded	10 A, 30 A	630 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STR,9POS(4+5) CHECKMATE MB5CKN0900-S1 Amphenol SINE Systems 1: £22.52 16In Stock	Mfr. Part No. MB5CKN0900-S1 Mouser Part No 654-MB5CKN0900-S1	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,9POS(4+5) CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	16In Stock	£22.52 £19.84 £16.81 £16.01 View £15.62 £14.71 £13.87	Min.: 1 Mult.: 1	Circular Metric Connectors	4 Signal, 4 Power + PE	M23	Crimp		10 A, 30 A	250 V, 630 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STR,9POS(4+5) CHECKMATE MB5CKN0900-S2 Amphenol SINE Systems 1: £19.02 68In Stock	Mfr. Part No. MB5CKN0900-S2 Mouser Part No 654-MB5CKN0900-S2	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,9POS(4+5) CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	68In Stock	£19.02 £16.71 £15.84 £15.25 View £15.24 £14.33 £13.87	Min.: 1 Mult.: 1	Circular Metric Connectors	9 Contact	M23	Crimp		30 A	250 V, 630 V	IP67			M23
Circular Metric Connectors 9POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MB5RJN0901 Amphenol SINE Systems 1: £23.28 9In 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 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	9In Stock	£23.28 £23.13 £22.43 £15.69 View £15.58 £15.20 £14.99 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	4 Signal, 4 Power + PE	M23	Crimp		10 A, 30 A	250 V, 630 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors Cord Grip MB6CG-S1 Amphenol SINE Systems 1: £11.50 1In Stock 300Expected 19/11/2026	Mfr. Part No. MB6CG-S1 Mouser Part No 654-MB6CG-S1	Amphenol SINE Systems	Circular Metric Connectors Cord Grip Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	1In Stock 300Expected 19/11/2026	£11.50 £9.77 £9.16 £8.72 View £8.29 £7.69 £7.41 £7.05	Min.: 1 Mult.: 1	Circular Metric Connectors		M23					IP67	Accessories		M23

M23 Standard Threaded & Checkmate™ Connectors

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