Molex Connectors
From YourSpec Automotive Wiring Wiki
Molex Connectors can refer to several series of electrical connectors manufactured by the company Molex.
Molex Automotive ECU Connectors
| Terminal Tab Width
(mm) |
Image | Connector Series | Circuits | Wire Gauge | Current | Pitch | Sealed? |
|---|---|---|---|---|---|---|---|
| 0.50, 1.00, 2.80mm | Molex Compactus Connectors | 48 to 186 | 24 to 16 AWG | Up to 15.0A | 2.40mm
3.00mm 5.00mm |
IP69K | |
| 0.64, 1.50, 2.80mm | Molex CMC/CMX Connectors | 22 to 154 | 20 to 10 AWG | 2.5 to 21.0A | 2.54mm
3.70mm |
Up to IP6K9K | |
| 0.64, 2.8mm | ![]() |
Molex MX123 Connectors | 49 to 80 | 22 to 18 AWG | 11.0, 25.0A | 2.54mm | |
| 1.20mm | Molex MXP120 Connectors | 2 to 6 | 24 to 17 AWG | Up to 13.0A | 4.00mm | ||
| 1.50mm | Molex MX150 Connectors | 2 to 26 | 22 to 14 AWG | 22.0A | 3.50mm |
Molex General Automotive Connectors
| Terminal Tab Width
(mm) |
Image | Connector Series | Circuits | Conductor Wire Size | Current Per Circuit | Sealing | Temperature | Vibration Class
(USCAR-2) |
Pitch |
|---|---|---|---|---|---|---|---|---|---|
| 0.50 | Molex Mini50 Connectors | 1x2,1x4,1x10 (2x2, 2x8 in development) | 0.13 - 0.35mm2 | 4A | IP68
IP69K (with backshell) |
-40° - 125°C | Class V1 Chassis | 1.8mm | |
| 0.64 | Molex MX64 Connectors | 2-8 | 0.35 - 0.75mm2 | 10A | IP67 | -40° - 125°C | Class V1 Chassis | 2.54mm | |
| 1.20 | Molex TAK120 Connectors | 24 | 0.35 - 0.75mm2 | 10A | IP67
IP69K |
-40° - 125°C | Class V1 Chassis | 2.54mm | |
| Molex MXP120 Connectors | 2-6 | 0.35 - 1.00mm2 | 13A | IP69K | -40° - 150°C | Class V4 Powertrain | 4.0mm | ||
| 1.50 | Molex MX150 Connectors | 2-6 Single Row
4-20 Dual Row |
0.35 - 2.00mm2 | 22A | IP67
IP69K (with backshell) |
-40° - 150°C | Class V4 Powertrain | 3.5mm
5.0mm |
Molex Miniature Sealed Wire-To-Wire Connectors
| Image | Connector Series | Circuits | Conductor Wire Size | Current Per Circuit | Sealing | Pitch |
|---|---|---|---|---|---|---|
![]() |
Molex Mizu-P25 Connectors | 2-4 | 20 - 22 AWG
(0.3 - 0.5 mm2) |
4A | IP67 | 2.5mm
5.0mm |
![]() |
Molex Mizu-P38 Connectors | 2-4 (single row) | 14 - 16 AWG
(0.5 mm2) |
13A | IP6K9K | 3.8mm |
| Image | Connector Series | Style | Circuits | Conductor Wire Size | Current Per Circuit | Sealing | Pitch |
|---|---|---|---|---|---|---|---|
| Molex SL Series | Wire-to-wire
Wire-to-board |
2-25 | 22-36 AWG | 3A | None | 2.54mm | |
| Molex Milli-Grid | 2.0mm | ||||||
| Molex KK 254 | Wire-to-board
Board-to-board |
1-40 | 18-30 AWG | Up to 7.0A | None | 2.54mm | |
| Molex KK 396 | 3.96mm | ||||||
| Molex KK 508 | 5.08mm | ||||||
| Molex KK Plus | Wire-to-board | 2-8 | 18-28 AWG | Up to 11.0A | None | 2.50mm
3.00mm 3.96mm | |
| Molex CGrid iii | |||||||
| Molex Mini-Fit Sr | |||||||
| Molex Mini-Fit Jr | |||||||
| Molex Micro-Fit | |||||||
| Molex Picoblade |










