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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Contact Gender	Termination Style	IP Rating
Circular Metric Connectors 12 Pos female skts Standard flange MA7RAP1201S-KIT Amphenol SINE Systems 1: $107.20 8In Stock	Mfr. Part No. MA7RAP1201S-KIT Mouser Part No 654-MA7RAP1201S-KIT	Amphenol SINE Systems	Circular Metric Connectors 12 Pos female skts Standard flange Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	8In Stock	$107.20 $91.12 $84.32 $81.34 $77.47	Min.: 1 Mult.: 1		Socket (Female)	Crimp	IP67
Circular Metric Connectors 12 Pos male pins Large flange MA7RAP1202-KIT Amphenol SINE Systems 1: $98.42 1In Stock 20Expected 29/12/2026	Mfr. Part No. MA7RAP1202-KIT Mouser Part No 654-MA7RAP1202-KIT	Amphenol SINE Systems	Circular Metric Connectors 12 Pos male pins Large flange Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	1In Stock 20Expected 29/12/2026	$98.42 $83.65 $77.96 $74.69 $71.13	Min.: 1 Mult.: 1		Pin (Male)	Crimp	IP67
Circular Metric Connectors PLUG,STR, 6P CHECKMATE MB5CKN0600-S1 Amphenol SINE Systems 1: $36.18 4In Stock 100Expected 2/2/2027	Mfr. Part No. MB5CKN0600-S1 Mouser Part No 654-MB5CKN0600-S1	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR, 6P CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	4In Stock 100Expected 2/2/2027	$36.18 $32.20 $31.69 $28.60 View $27.36 $25.69 $24.43	Min.: 1 Mult.: 1	Connectors	Without Socket Contacts	Crimp	IP67
Circular Metric Connectors PLUG,STR, 6P CHECKMATE MB5CKN0600-S2 Amphenol SINE Systems 1: $34.16 23In Stock 100Expected 10/11/2026	Mfr. Part No. MB5CKN0600-S2 Mouser Part No 654-MB5CKN0600-S2	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR, 6P CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	23In Stock 100Expected 10/11/2026	$34.16 $30.30 $30.29 $27.68 View $25.98 $24.59 Quote	Min.: 1 Mult.: 1	Connectors	Without Socket Contacts	Crimp	IP67
Circular Metric Connectors PLUG,STR, 6P CHECKMATE MB5CKN0600-S3 Amphenol SINE Systems 1: $39.83 4In Stock	Mfr. Part No. MB5CKN0600-S3 Mouser Part No 654-MB5CKN0600-S3	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR, 6P CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	4In Stock	$39.83 $33.86 $31.74 $30.22 View $27.77 $26.78 $25.70 Quote	Min.: 1 Mult.: 1	Connectors	Without Socket Contacts	Crimp	IP67
Circular Metric Connectors PLUG,STR,9POS(4+5) CHECKMATE MB5CKN0900-S1 Amphenol SINE Systems 1: $41.72 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	$41.72 $37.18 $30.44 $29.00 View $28.29 $26.63 $24.63	Min.: 1 Mult.: 1	Connectors	Without Socket Contacts	Crimp	IP67
Circular Metric Connectors PLUG,STR,9POS(4+5) CHECKMATE MB5CKN0900-S2 Amphenol SINE Systems 1: $34.46 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	$34.46 $30.26 $28.68 $27.62 View $27.61 $25.95 $24.63 Quote	Min.: 1 Mult.: 1			Crimp	IP67
Circular Metric Connectors 9P St 7.0-11.0mm grip w/ F sockets MB5CKN0900-S1-KIT Amphenol SINE Systems 1: $89.91 4In Stock	Mfr. Part No. MB5CKN0900-S1-KIT Mouser Part No 654-MB5CKN0900S1-KIT	Amphenol SINE Systems	Circular Metric Connectors 9P St 7.0-11.0mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	4In Stock	$89.91 $76.66 $71.86 $68.44 View $65.17 $64.46 Quote	Min.: 1 Mult.: 1	Connectors	With Socket Contacts	Crimp	IP67
Circular Metric Connectors 9P St 11.0-14.5mm grip w/ F sockets MB5CKN0900-S2-KIT Amphenol SINE Systems 1: $90.78 4In Stock	Mfr. Part No. MB5CKN0900-S2-KIT Mouser Part No 654-MB5CKN0900S2-KIT	Amphenol SINE Systems	Circular Metric Connectors 9P St 11.0-14.5mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	4In Stock	$90.78 $78.77 $75.40 $72.41 View $68.65 $62.53 Quote	Min.: 1 Mult.: 1	Connectors	With Socket Contacts	Crimp	IP67
Circular Metric Connectors 9P St 14.5-17mm grip w/ F sockets MB5CKN0900-S3-KIT Amphenol SINE Systems 1: $90.47 9In Stock	Mfr. Part No. MB5CKN0900-S3-KIT Mouser Part No 654-MB5CKN0900S3-KIT	Amphenol SINE Systems	Circular Metric Connectors 9P St 14.5-17mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	9In Stock	$90.47 $76.89 $72.08 $68.64 View $64.89 $63.74 Quote	Min.: 1 Mult.: 1	Connectors	With Socket Contacts	Crimp	IP67
Circular Metric Connectors RECEPTACLE,STR 9POS(5+4),CHECKMATE MB5JJN0900-S2 Amphenol SINE Systems 1: $26.76 40In Stock	Mfr. Part No. MB5JJN0900-S2 Mouser Part No 654-MB5JJN0900-S2	Amphenol SINE Systems	Circular Metric Connectors RECEPTACLE,STR 9POS(5+4),CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	40In Stock	$26.76 $23.20 $21.99 $21.68 View $19.11 $17.84 $17.45 Quote	Min.: 1 Mult.: 1	Connectors	Without Pin Contacts	Crimp	IP67
Circular Metric Connectors 6 Pos male pins Standard flange MB5RJN0601-KIT Amphenol SINE Systems 1: $71.84 16In Stock	Mfr. Part No. MB5RJN0601-KIT Mouser Part No 654-MB5RJN0601-KIT	Amphenol SINE Systems	Circular Metric Connectors 6 Pos male pins Standard flange Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	16In Stock	$71.84 $63.28 $59.31 $57.22 View $54.48 $51.08	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors 8 Pos male pins Standard flange MB5RJN0801-KIT Amphenol SINE Systems 1: $83.61 20In Stock	Mfr. Part No. MB5RJN0801-KIT Mouser Part No 654-MB5RJN0801-KIT	Amphenol SINE Systems	Circular Metric Connectors 8 Pos male pins Standard flange Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	20In Stock	$83.61 $78.23 $72.39 $69.84 View $66.50 $65.54 Quote	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors 9POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MB5RJN0901 Amphenol SINE Systems 1: $42.17 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	$42.17 $41.90 $40.62 $28.42 View $28.23 $27.53 $27.16 Quote	Min.: 1 Mult.: 1	Connectors	Without Pin Contacts	Crimp	IP67
Circular Metric Connectors Cord Grip MB6CG-S3 Amphenol SINE Systems 1: $17.10 114In Stock	Mfr. Part No. MB6CG-S3 Mouser Part No 654-MB6CG-S3	Amphenol SINE Systems	Circular Metric Connectors Cord Grip Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	114In Stock	$17.10 $15.53 $14.85 $14.32 View $14.10 $13.12 $12.01 $11.19	Min.: 1 Mult.: 1	Accessories			IP67
Circular Metric Connectors 6P St 7.0-11.0mm grip w/ F sockets MB7CKN0600-S1-KIT Amphenol SINE Systems 1: $104.86 8In Stock	Mfr. Part No. MB7CKN0600-S1-KIT Mouser Part No 654-MB7CKN0600S1-KIT	Amphenol SINE Systems	Circular Metric Connectors 6P St 7.0-11.0mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	8In Stock	$104.86 $90.96 $86.24 $82.33 View $78.42 Quote	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors 6P St 11.0-14.5mm grip w/ F sockets MB7CKN0600-S2-KIT Amphenol SINE Systems 1: $100.10 9In Stock 20Expected 26/1/2027	Mfr. Part No. MB7CKN0600-S2-KIT Mouser Part No 654-MB7CKN0600S2-KIT	Amphenol SINE Systems	Circular Metric Connectors 6P St 11.0-14.5mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	9In Stock 20Expected 26/1/2027	$100.10 $85.73 $81.42 $77.53 View $72.16 Quote	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors 8P St 7.0-11.0mm grip w/ F sockets MB7CKN0800-S1-KIT Amphenol SINE Systems 1: $89.83 2In Stock 20Expected 10/12/2026	Mfr. Part No. MB7CKN0800-S1-KIT Mouser Part No 654-MB7CKN0800S1-KIT	Amphenol SINE Systems	Circular Metric Connectors 8P St 7.0-11.0mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	2In Stock 20Expected 10/12/2026	$89.83 $79.00 $74.51 $70.48 View $65.17 $63.31 Quote	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors 8P St 11.0-14.5mm grip w/ F sockets MB7CKN0800-S2-KIT Amphenol SINE Systems 1: $88.96 3In Stock 20Expected 20/11/2026	Mfr. Part No. MB7CKN0800-S2-KIT Mouser Part No 654-MB7CKN0800S2-KIT	Amphenol SINE Systems	Circular Metric Connectors 8P St 11.0-14.5mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	3In Stock 20Expected 20/11/2026	$88.96 $74.50 $69.97 $63.59 View $61.77 Quote	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors 8P St 14.5-17mm grip w/ F sockets MB7CKN0800-S3-KIT Amphenol SINE Systems 1: $89.54 4In Stock	Mfr. Part No. MB7CKN0800-S3-KIT Mouser Part No 654-MB7CKN0800S3-KIT	Amphenol SINE Systems	Circular Metric Connectors 8P St 14.5-17mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	4In Stock	$89.54 $78.84 $74.36 $70.18 View $65.21 $63.47	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors 9P St 7.0-11.0mm grip w/ F sockets MB7CKN0900-S1-KIT Amphenol SINE Systems 1: $87.48 1In Stock	Mfr. Part No. MB7CKN0900-S1-KIT Mouser Part No 654-MB7CKN0900S1-KIT	Amphenol SINE Systems	Circular Metric Connectors 9P St 7.0-11.0mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	1In Stock	$87.48 $80.17 $75.15 $71.56 View $68.15 Quote	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors 9P St 11.0-14.5mm grip w/ F sockets MB7CKN0900-S2-KIT Amphenol SINE Systems 1: $93.98 8In Stock	Mfr. Part No. MB7CKN0900-S2-KIT Mouser Part No 654-MB7CKN0900S2-KIT	Amphenol SINE Systems	Circular Metric Connectors 9P St 11.0-14.5mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	8In Stock	$93.98 $79.87 $74.88 $71.30 $67.90	Min.: 1 Mult.: 1		Socket (Female)	Crimp	IP67
Circular Metric Connectors 9P St 14.5-17mm grip w/ F sockets MB7CKN0900-S3-KIT Amphenol SINE Systems 1: $94.18 8In Stock	Mfr. Part No. MB7CKN0900-S3-KIT Mouser Part No 654-MB7CKN0900S3-KIT	Amphenol SINE Systems	Circular Metric Connectors 9P St 14.5-17mm grip w/ F sockets Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	8In Stock	$94.18 $80.05 $75.04 $71.47 View $68.05 Quote	Min.: 1 Mult.: 1	Connectors	With Pin Contacts	Crimp	IP67
Circular Metric Connectors RECEPTACLE,STR 9POS(5+4) MB7JJN0900-S2 Amphenol SINE Systems 1: $26.59 49In Stock	Mfr. Part No. MB7JJN0900-S2 Mouser Part No 654-MB7JJN0900-S2	Amphenol SINE Systems	Circular Metric Connectors RECEPTACLE,STR 9POS(5+4) Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	49In Stock	$26.59 $22.60 $21.19 $20.18 View $19.20 $17.78 $17.14	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 16In Stock	Mfr. Part No. MB7JJN0900-S3 Mouser Part No 654-MB7JJN0900-S3	Amphenol SINE Systems	Circular Metric Connectors RECEPTACLE,STR 9POS(5+4) Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	16In Stock	$26.52 $22.54 $21.13 $20.11 View $19.15 $17.72 $17.10	Min.: 1 Mult.: 1	Couplers	Without Pin Contacts	Crimp	IP67