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
Circular Metric Connectors PLUG,STR, 16P P-TYPE, CHECKMATE MA5CAP1600-S2 Amphenol SINE Systems 1: $32.89 100In Stock	Mfr. Part # MA5CAP1600-S2 Mouser Part # 654-MA5CAP1600-S2	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR, 16P P-TYPE, CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	100In Stock	$32.89 $28.07 $26.31 $23.06 $21.05	Min.: 1 Mult.: 1	Circular Metric Connectors	16 Contact	M23	Crimp	9 A	125 VAC	IP67	Connectors		M23
Circular Metric Connectors REC,STR,6POS,FLANGE EXTENSION,CHECKMATE MB2LLN0600 Amphenol SINE Systems 1: $10.86 302In Stock	Mfr. Part # MB2LLN0600 Mouser Part # 654-MB2LLN0600	Amphenol SINE Systems	Circular Metric Connectors REC,STR,6POS,FLANGE EXTENSION,CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	302In Stock	$10.86 $9.27 $9.04 $8.75 View $8.70 $8.10 $7.89 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	5 Signal + PE	M23	Crimp	28 A	630 V	IP67	Connectors	Straight	M23
Circular Metric Connectors 6POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MB5RJN0601 Amphenol SINE Systems 1: $38.65 74In Stock	Mfr. Part # MB5RJN0601 Mouser Part # 654-MB5RJN0601	Amphenol SINE Systems	Circular Metric Connectors 6POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	74In Stock	$38.65 $32.85 $30.80 $29.06 View $25.83 $24.92	Min.: 1 Mult.: 1	Circular Metric Connectors	5 Signal + PE	M23	Crimp	28 A	630 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors PLUG,STR,16P,E TYPE MA7CAE1600-S1 Amphenol SINE Systems 1: $29.69 91In Stock	Mfr. Part # MA7CAE1600-S1 Mouser Part # 654-MA7CAE1600-S1	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,16P,E TYPE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	91In Stock	$29.69 $26.61 $25.00 $21.32 View $21.31 $20.28 $19.55	Min.: 1 Mult.: 1	Circular Metric Connectors	16 Contact	M23	Crimp	9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STR,8POS(4+4) MB7CKN0800-S3 Amphenol SINE Systems 1: $29.93 94In Stock	Mfr. Part # MB7CKN0800-S3 Mouser Part # 654-MB7CKN0800-S3	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,8POS(4+4) Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	94In Stock	$29.93 $27.64 $27.63	Min.: 1 Mult.: 1	Circular Metric Connectors	4 Signal, 3 Power + PE	M23	Crimp	10 A, 30 A	250 V, 630 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG F 6POS HC CRIMP SHORT HOUSING CM MB2CKN0600 Amphenol SINE Systems 1: $27.20 199In Stock	Mfr. Part # MB2CKN0600 Mouser Part # 654-MB2CKN0600	Amphenol SINE Systems	Circular Metric Connectors PLUG F 6POS HC CRIMP SHORT HOUSING CM Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	199In Stock	$27.20 $24.77 $23.61 $22.53 View $20.46 $20.38 $19.81	Min.: 1 Mult.: 1	Circular Metric Connectors	6 Contact	M23	Crimp	28 A	630 VAC	IP67	Couplers		M23
Circular Metric Connectors RECEPTACLE,STR,12POS CHECKMATE MA2LAE1200 Amphenol SINE Systems 1: $10.13 200In Stock	Mfr. Part # MA2LAE1200 Mouser Part # 654-MA2LAE1200	Amphenol SINE Systems	Circular Metric Connectors RECEPTACLE,STR,12POS CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	200In Stock	$10.13 $8.35 $8.33 $8.20 Quote Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp	10 A	160 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STRAIGHT,6POS MB7CKN0600-S1 Amphenol SINE Systems 1: $30.93 196In Stock	Mfr. Part # MB7CKN0600-S1 Mouser Part # 654-MB7CKN0600-S1	Amphenol SINE Systems	Circular Metric Connectors PLUG,STRAIGHT,6POS Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	196In Stock	$30.93 $28.34 $27.12 $26.10 View $25.40 $23.26 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	5 Signal + PE	M23	Crimp	28 A	630 V	IP67	Connectors	Straight	M23
Circular Metric Connectors 6POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MB7RJN0601 Amphenol SINE Systems 1: $36.86 106In Stock	Mfr. Part # MB7RJN0601 Mouser Part # 654-MB7RJN0601	Amphenol SINE Systems	Circular Metric Connectors 6POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	106In Stock	$36.86 $33.53 $30.30 $29.11 View $27.72 $26.36 $25.44	Min.: 1 Mult.: 1	Circular Metric Connectors	5 Signal + PE	M23	Crimp	28 A	630 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors PLUG,STR,16P,P TYPE MA7CAP1600-S2 Amphenol SINE Systems 1: $29.35 94In Stock	Mfr. Part # MA7CAP1600-S2 Mouser Part # 654-MA7CAP1600-S2	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,16P,P TYPE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	94In Stock	$29.35 $26.90 $25.21 $21.39 View $21.37 $21.11 $20.80 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	16 Contact	M23	Crimp	9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STR,16P,P TYPE MA7CAP1600-S3 Amphenol SINE Systems 1: $30.80 86In Stock	Mfr. Part # MA7CAP1600-S3 Mouser Part # 654-MA7CAP1600-S3	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,16P,P TYPE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	86In Stock	$30.80 $26.90 $25.21 $22.18 View $22.17 $22.06 $21.76 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	16 Contact	M23	Crimp	9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors REC.,STR,9POS(4+5) FLANGE,EXT,CHECKMATE MB2LLN0900 Amphenol SINE Systems 1: $11.22 168In Stock	Mfr. Part # MB2LLN0900 Mouser Part # 654-MB2LLN0900	Amphenol SINE Systems	Circular Metric Connectors REC.,STR,9POS(4+5) FLANGE,EXT,CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	168In Stock	$11.22 $10.11 $9.98 $9.93 View $8.67 $8.66 $8.41 $8.11	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,STRAIGHT 9(4+5)POS MB7CKN0900-S3 Amphenol SINE Systems 1: $32.83 100In Stock	Mfr. Part # MB7CKN0900-S3 Mouser Part # 654-MB7CKN0900-S3	Amphenol SINE Systems	Circular Metric Connectors PLUG,STRAIGHT 9(4+5)POS Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	100In Stock	$32.83 $31.06 $26.40 $25.96 View $25.95 $25.03	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 17POS RCPTCL 90 ROT LG FLANGE 28.0X28.0 MA5RAP1702 Amphenol SINE Systems 1: $39.08 74In Stock	Mfr. Part # MA5RAP1702 Mouser Part # 654-MA5RAP1702	Amphenol SINE Systems	Circular Metric Connectors 17POS RCPTCL 90 ROT LG FLANGE 28.0X28.0 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	74In Stock	$39.08 $33.20 $31.12 $26.90 View $26.88 $26.87 $26.78 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp	10 A	160 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors PLUG,STR,17P,E TYPE MA7CAE1700-S1 Amphenol SINE Systems 1: $24.90 82In Stock	Mfr. Part # MA7CAE1700-S1 Mouser Part # 654-MA7CAE1700-S1	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,17P,E TYPE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	82In Stock	$24.90 $24.19 $21.62 $21.61 View $20.49 $19.76	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp	9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors 17POS RCPTCL 90 ROT LG FLANGE 28.0X28.0 MA7RAP1702 Amphenol SINE Systems 1: $34.78 40In Stock	Mfr. Part # MA7RAP1702 Mouser Part # 654-MA7RAP1702	Amphenol SINE Systems	Circular Metric Connectors 17POS RCPTCL 90 ROT LG FLANGE 28.0X28.0 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	40In Stock	$34.78 $31.12 $29.61 $28.70 View $27.31 $25.29 $24.40	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp	9 A	160 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors PLUG F 9POS HC CRIMP SHORT HOUSING CM MB2CKN0900 Amphenol SINE Systems 1: $31.58 83In Stock	Mfr. Part # MB2CKN0900 Mouser Part # 654-MB2CKN0900	Amphenol SINE Systems	Circular Metric Connectors PLUG F 9POS HC CRIMP SHORT HOUSING CM Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	83In Stock	$31.58 $26.83 $25.16 $23.96 View $22.40 $20.68 $20.10	Min.: 1 Mult.: 1	Circular Metric Connectors	9 Contact	M23	Crimp	30 A	250 V, 630 V	IP67	Couplers		M23
Circular Metric Connectors PLUG E TYPE CW F 12POS STRT CHECKMATE MA2CAE1200 Amphenol SINE Systems 1: $27.70 176In Stock	Mfr. Part # MA2CAE1200 Mouser Part # 654-MA2CAE1200	Amphenol SINE Systems	Circular Metric Connectors PLUG E TYPE CW F 12POS STRT CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	176In Stock	$27.70 $23.54 $22.07 $21.02 View $18.89 $18.88	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp	10 A	160 V	IP67	Connectors	Straight	M23
Circular Metric Connectors M23 RCPTCL EXTENSION 12P CM CW MA2JAE1200 Amphenol SINE Systems 1: $19.33 185In Stock	Mfr. Part # MA2JAE1200 Mouser Part # 654-MA2JAE1200	Amphenol SINE Systems	Circular Metric Connectors M23 RCPTCL EXTENSION 12P CM CW Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	185In Stock	$19.33 $17.13 $16.47 $15.82 View $12.81 $12.79 $12.62 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	12 Contact	M23	Crimp	10 A	160 V	IP67	Couplers	Straight	M23
Circular Metric Connectors PLUG,STR, 17P P-TYPE, CHECKMATE MA5CAP1700-S3 Amphenol SINE Systems 1: $27.42 79In Stock	Mfr. Part # MA5CAP1700-S3 Mouser Part # 654-MA5CAP1700-S3	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR, 17P P-TYPE, CHECKMATE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	79In Stock	$27.42 $24.84 $23.74 $23.04 View $23.02 $22.06 $21.28	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp	9 A	125 VAC	IP67	Connectors		M23
Circular Metric Connectors 8POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 MB5RJN0801 Amphenol SINE Systems 1: $32.33 41In Stock	Mfr. Part # MB5RJN0801 Mouser Part # 654-MB5RJN0801	Amphenol SINE Systems	Circular Metric Connectors 8POS RCPTCL 90 ROT STD FLANGE 25.7X25.7 Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	41In Stock	$32.33 $29.32 $28.30 $26.78 View $24.92 $24.28 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	4 Signal, 3 Power + PE	M23	Crimp	10 A, 30 A	250 V, 630 V	IP67	Connectors	Right Angle, Rotatable	M23
Circular Metric Connectors PLUG,STR,8POS(4+4) MB7CKN0800-S1 Amphenol SINE Systems 1: $38.09 89In Stock	Mfr. Part # MB7CKN0800-S1 Mouser Part # 654-MB7CKN0800-S1	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,8POS(4+4) Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	89In Stock	$38.09 $34.10 $32.49 $31.03 View $29.97 $27.74	Min.: 1 Mult.: 1	Circular Metric Connectors	4 Signal, 3 Power + PE	M23	Crimp	10 A, 30 A	250 V, 630 V	IP67	Connectors	Straight	M23
Circular Metric Connectors PLUG,STR,17P,E TYPE MA7CAE1700-S3 Amphenol SINE Systems 1: $31.66 5In Stock	Mfr. Part # MA7CAE1700-S3 Mouser Part # 654-MA7CAE1700-S3	Amphenol SINE Systems	Circular Metric Connectors PLUG,STR,17P,E TYPE Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	5In Stock	$31.66 $29.00 $22.11 $22.10 View $21.94 $21.48 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	17 Contact	M23	Crimp	9 A	125 V	IP67	Connectors	Straight	M23
Circular Metric Connectors M23 PANEL MT CONN F THREAD 8P CM MB2GJN0800 Amphenol SINE Systems 1: $34.72 28In Stock	Mfr. Part # MB2GJN0800 Mouser Part # 654-MB2GJN0800	Amphenol SINE Systems	Circular Metric Connectors M23 PANEL MT CONN F THREAD 8P CM Learn More about Amphenol SINE Systems amphenol m23 standard connectors	Datasheet	28In Stock	$34.72 $33.44 $24.66 $23.91 View $23.37 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors	8 Contact	M23	Crimp	30 A	250 V, 630 V	IP67			M23
Circular Metric Connectors 16 position receptacle connector kit, flange mount, threaded, E type, clockwise insert, female, contacts included MA1LAE1600S-KIT Amphenol SINE Systems 1: $87.45 7In Stock	Mfr. Part # MA1LAE1600S-KIT Mouser Part # 523-MA1LAE1600S-KIT	Amphenol SINE Systems	Circular Metric Connectors 16 position receptacle connector kit, flange mount, threaded, E type, clockwise insert, female, contacts included Learn More about Amphenol SINE Systems amphenol m23 elite connectors	Datasheet	7In Stock	$87.45 $71.75 $68.60 $64.95 View $61.00 $58.79 Quote	Min.: 1 Mult.: 1	Circular Metric Connectors					125 VAC	IP67			M23

M23 Standard Threaded & Checkmate™ Connectors

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