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 (59)

Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS


Molex Automotive Connectors MX123 WIRE DRESS COVER 66/73/80 CKT 15.181In Stock
8.174On Order
0,576 €
0,501 €
0,458 €
0,414 €
Min.: 1
Mult.: 1
Molex 216741-0004
Molex Automotive Connectors MX123 HRN CONN ASSY 66 CKT OPT9 KEY C/66 124In Stock
5,01 €
4,55 €
4,32 €
4,21 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 56 Pos. Shrouded Assy., Qty(56) 0.64mm Square Sig Pins, Harness Side Key Code H, Gray (Au Mate Side Finish) 2.724In Stock
10,92 €
7,92 €
7,72 €
7,53 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 73 Pos. Shrouded Assy., (72) 0.64mm Square Sig Pins + (1) 2.8mm Pwr Blade, Harness Side Key Code A, Black (Au Mate Side Finish) 1.089In Stock
19,12 €
17,42 €
17,16 €
16,36 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 66 Pos. Shrouded Assy., Qty(64) 0.64mm Square Sig Pins + Qty(2) 2.8mm Pwr Blades, Harness Side Key Code C, Blue (Ag Mate Side Finish) 1.062In Stock
5,65 €
5,25 €
4,96 €
4,05 €
Min.: 1
Mult.: 1


Molex Automotive Connectors 2.54mm Pit., MX123 Header, 80 Pos. Shrouded Assy., Qty(80) 0.64mm Square Sig Pins, Harness Side Key Code H, Gray (Ag Mate Side Finish) 968In Stock
6,22 €
4,63 €
4,41 €
4,33 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 73 Pos. Shrouded Assy., (72) 0.64mm Square Sig Pins + (1) 2.8mm Pwr Blade, Harness Side Key Code B, Gray (Au Mate Side Finish) 909In Stock
15,61 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 80 Pos. Shrouded Assy., (80) 0.64mm Square Sig Pins, Harness Side Key Code H, Gray (Au Mate Side Finish) 942In Stock
11,75 €
9,92 €
9,86 €
9,79 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 80 Pos. Shrouded Assy., (80) 0.64mm Square Sig Pins, Harness Side Key Code G, Blue (Au Mate Side Finish) 741In Stock
14,24 €
12,56 €
12,42 €
12,32 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 66 Pos. Shrouded Assy., Qty(64) 0.64mm Square Sig Pins + Qty(2) 2.8mm Pwr Blades, Harness Side Key Code A, Black (Au Mate Side Finish) 815In Stock
12,50 €
11,50 €
11,34 €
11,18 €
Min.: 1
Mult.: 1
Molex Automotive Connectors MX64 F TERM 22 AWG B WIND REEL OF 1000
15.000In Stock
Reel
0,06 €
0,058 €
Min.: 1.000
Mult.: 1.000
: 1.000
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 73 Pos. Shrouded Assy., (72) 0.64mm Square Sig Pins + (1) 2.8mm Pwr Blade, Harness Side Key Code C, Blue (Au Mate Side Finish) 80In Stock
14,29 €
13,44 €
13,17 €
Min.: 1
Mult.: 1
Molex Automotive Connectors MX123 0.64mm Grommet Seal Plug 501.837In Stock
0,103 €
0,086 €
0,077 €
0,073 €
Min.: 1
Mult.: 1
Molex Crimpers / Crimping Tools PremiumGrade Hand Crimp Tool for 2.54mm MX64 Terminals, 22-18 AWG 33In Stock
660,06 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 56 Pos. Shrouded Assy., (56) 0.64mm Square Sig Pins, Harness Side Key Code G, Blue (Au Mate Side Finish) 1.874In Stock
11,17 €
9,97 €
9,75 €
9,37 €
Min.: 1
Mult.: 1


Molex Automotive Connectors 2.54mm Pit., MX123 Header, 73 Pos. Shrouded Assy., Qty(72) 0.64mm Square Sig Pins + Qty(1) 2.8mm Pwr Blade, Harness Side Key Code A, Black (Ag Mate Side Finish) 610In Stock
7,10 €
7,06 €
6,92 €
5,70 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit. MX64 Terminal, Gold (Au) Pltg, 22 AWG, Left Reel Payoff, Also used w/ MX123 Female Recept. Housing
20.000In Stock
Reel
0,084 €
Min.: 10.000
Mult.: 10.000
: 10.000
Molex Automotive Connectors 2.54mm Pit. MX64 Terminal, Gold (Au) Pltg, 20-18 AWG, Right Reel Payoff, Also used w/ MX123 Female Recept. Housing
36.000In Stock
216.000Expected 12/31/2026
Reel
0,081 €
Min.: 9.000
Mult.: 9.000
: 9.000
Molex Automotive Connectors MX150 Mat-Sealed Male Conn. Assy., Dual Row, 12 Pos., Keying Option C, w/out Conn. Pos. Assurance, Dark Gray 994In Stock
3,03 €
2,58 €
2,30 €
2,19 €
Min.: 1
Mult.: 1
Molex Automotive Connectors MX123 73/80 Circuit Dress Cover 4.609In Stock
5.200Expected 11/16/2026
1,62 €
1,44 €
1,33 €
1,12 €
Min.: 1
Mult.: 1
Molex Extraction, Removal & Insertion Tools Extraction Tool for SPOX, MX64, Ditto, MX150CE, Milli-Grid Terminals 102In Stock
74,10 €
69,61 €
67,37 €
65,99 €
Min.: 1
Mult.: 1
Molex Automotive Connectors 2.54mm Pit., MX123 Header, 73 Pos. Shrouded Assy., Qty(72) 0.64mm Square Sig Pins + Qty(1) 2.8mm Pwr Blade, Harness Side Key Code B, Gray (Ag Mate Side Finish) 487In Stock
6,04 €
5,93 €
5,92 €
5,91 €
Min.: 1
Mult.: 1
Molex Automotive Connectors MX64 F TERM 18-20AWG B WIND Loose PC
26.748In Stock
0,215 €
0,185 €
0,163 €
0,153 €
Min.: 1
Mult.: 1
Molex Automotive Connectors MX123 49/56 Circuit Dress Cover 6.220In Stock
0,482 €
0,41 €
0,343 €
0,323 €
Min.: 1
Mult.: 1
Molex Crimpers / Crimping Tools Hand Tool for MX64 ISO Terminal 13In Stock
511,63 €
495,05 €
Min.: 1
Mult.: 1