MX123 Sealed Connectors

Molex MX123 Sealed Connection System is a fully sealed, high-performance system, designed for transportation power-train applications that require reliable connections in high-vibration under-the-hood environments. The MX123 sealed connection system from Molex meets GMW3191 specifications, ensuring this product can perform in very harsh, hot, high-vibration environments. This system utilizes matte-seal technology, creating an extremely resilient sealed connector system with a small package. Features include multiple polarization, wire-dress and PCB-tail options, and integrated TPA and CPA components, assisting in keeping the interface mated while freeing up valuable time in the assembly process.

All Results (58)

Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Molex Automotive Connectors MX123 56CKT HDR SHRD KEY H GRY GLD 2.799In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 66CKT HDR SHRD KEY C BLUE SLVR 1.093In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 HDR 73CKT SHRD KEY B GRY SLVR 650In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 HDR 80CKT SHRD KEY H BLUE GLD 832In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 HDR 73CKT SHRD KEY B GRY GLD 929In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 66CKT HDR SHRD Key A BLK GLD 882In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 HDR 80CKT SHRD KEY G BLUE SLVR 480In Stock
Min.: 1
Mult.: 1


Molex Automotive Connectors MX123 HRN CONN 49CKT OPT9 KY A/49 47In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 HDR 73CKT SHRD KEY C BLUE GLD 90In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 56KCT HDR SHRD KEY G BLUE GOLD 1.117In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX64 F TERM 18-20AWG B WIND REEL 9000 36.000In Stock
54.000Expected 27/04/2026
Min.: 9.000
Mult.: 9.000
Reel: 9.000

Molex Automotive Connectors MX64 RCPT Au 18/20 Reel of 9000 135.000In Stock
Min.: 9.000
Mult.: 9.000
Reel: 9.000

Molex Automotive Connectors MX123 73/80Ckt Dress Cover 4.408In Stock
3.576Expected 23/02/2026
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 0.64mm Grommet Seal Plug 117.264In Stock
118.920Expected 04/03/2026
Min.: 1
Mult.: 1

Molex Crimpers / Crimping Tools MX64 FEMALE CRIMPER 11In Stock
15Expected 24/02/2026
Min.: 1
Mult.: 1
Molex Extraction, Removal & Insertion Tools EXTRACTOR TOOL 51In Stock
60Expected 25/03/2026
Min.: 1
Mult.: 1
Molex Automotive Connectors MX123 66CKT HDR SHRD KEY C BLUE GLD 259In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX64 F TERM 22 AWG B WIND REEL 10000 20.000In Stock
Min.: 10.000
Mult.: 10.000
Reel: 10.000

Molex Crimpers / Crimping Tools Hand Crimp Tool MX64 .35mm2&.50-.75mm2 Wr 9In Stock
10Expected 25/05/2026
Min.: 1
Mult.: 1
Molex Automotive Connectors MX150 SLD MALE DR 12CKT POL C W/O CPA 251In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 49/56Ckt Dress Cover 1.925In Stock
Min.: 1
Mult.: 1



Molex Automotive Connectors MX123 56CKT HDR SHRD KEY G BLUE SLVR 291In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 56CKT HDR SHRD KEY H GRY SLVR 79In Stock
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 HDR 73CKT SHRD KEY A BLK GLD 47In Stock
1.120Expected 16/03/2026
Min.: 1
Mult.: 1

Molex Automotive Connectors MX123 HDR 73CKT SHRD KEY C BLUE SLVR 45In Stock
Min.: 1
Mult.: 1