Molex CMC/CMX Sealed Connector
The Molex CMC / CMX Sealed Connector System offers a wide range of high-density connectors and tools for the transportation industry. These connectors feature a compact design, matte-seal technology, and mechanical polarization. They are designed for high-conductivity applications in tough environments. The CMC-sealed hybrid automotive connectors support low, medium, and high-current applications from 2.5A to 21A and can be used in sealed applications requiring an IPx9K rating and 500 mbar water-tightness. The CMC connectors are perfect for heavy-duty tasks in the transportation industry, such as powertrain and body-electronics applications, including engine control units (ECUs), gearboxes, electronic park brakes, and suspension controllers. In addition to the connectors themselves, the Molex CMC/CMX Sealed Connector System includes useful accessories such as extractor tools, crimpers, and insertion tools.

Features
- Wide range of high-density connectors and tools for the transportation industry
- Compact connectors with matte seal technology and mechanical polarization
- CMC sealed hybrid automotive connectors are designed for high-conductivity applications in harsh environments
- Accessories include extractor tools, crimpers, insertion tools, and more
| Interfaces |
CMC: 22-, 28-, 32-, 48-, 53-way CMX: 55-, 65-, 70-, 104-, 120-way |
| Number of Circuits |
22 to 154 |
| Terminal Sizes |
0.64, 1.50, 2.80mm |
| Header Configurations |
Right angle, vertical, panel mount |
| Terminal Attachment |
THT wave soldering, press-fit EON |
| Operating Temperatures |
-40 to +125℃ |
Connector P/N lists and Specs
CMC CMX Connector Applications
Powertrain Applications
- Engine Control Units (ECUs): The connectors ensure stable communication and power distribution, which is crucial for engine performance and diagnostics.
- Gearboxes: Their sealing properties prevent fluid intrusion, enhancing the durability of the gearbox's electronic components.
- Suspension Controllers: They support precise control of suspension systems, improving ride comfort and handling.
- Electronic Parking Brakes: These connectors offer reliable connections vital for safety and functionality.
- Body Electronics: Used in features like power windows and climate control systems, they enhance user convenience.
- Junction and Fuse Boxes: The robust design allows for secure connections in critical power distribution areas.
- Lighting Control Systems: Ensures consistent headlights, taillights, and interior lighting performance under various conditions.
- Electric Doors: The connectors facilitate the seamless operation of electric door mechanisms, enhancing vehicle accessibility.

Transportation Applications
- Cars and Trucks: Essential for various electronic systems, they improve reliability in everyday vehicles.
- Buses: Their rugged design supports the demands of public transportation, where durability is key.
- Agricultural Equipment: These connectors withstand exposure to dirt and moisture, crucial for reliable operation in the field.
- Construction Equipment: They provide essential connections in heavy machinery, where performance under stress is critical.
- Motorcycles: Compact and lightweight, they ensure reliable connections without adding unnecessary bulk.
- Marine: Designed to resist corrosion and harsh conditions, they are ideal for boats and other watercraft.
Support Custom Wire Harness Assembly
- Connectors series: 64321, 64320, 64318, 64319, and 34885.
- Connector circuits: 22 - 154 Pins
- Wire Gauge: 22AWG - 10AWG
- Wire Colors: Available in a wide range including white, black, red, yellow, blue, green, brown, orange, purple, grey, and more.
- Wire Length: Fully customizable to your specifications.
- Wiring Diagram: Tailor-made to meet your project needs.
- Custom type: Fully customizable to your specifications.
- Minimum Order: 50 pieces per order.

Customize Your Wire Harness
Send your sample or drawing/schematic for quote price→ Feedback with quotation(1~3 days) → Confirm quotation → Arrange sample you for approval→ [Make mold if needed (7 days) →Mold test] → Making samples(1~3 days)→ Samples test(Approval) → place order for Mass production(2~3 weeks)→ Quality checking→ Packing → Delivery → After Service → Repeat Order.