Products Description
M12 D-Code to RJ45 PROFINET Cable
M12 D-Coded 4-Pin Male Right Angle to Right Angle RJ45 Plug | CAT5 | Shielded | 100 Mbps Industrial Ethernet

The M12 D-code to RJ45 PROFINET cable provides a reliable industrial Ethernet connection between M12-equipped field devices and network equipment using standard RJ45 Ethernet ports. End A features a space-saving 4-pin M12 D-coded male right-angle connector, while End B uses a right-angle RJ45 male plug for compact industrial installations.
Designed for CAT5 industrial Ethernet communication up to 100 Mbps, this M12 D-code to RJ45 industrial Ethernet cable is suitable for compatible PROFINET, EtherCAT and 100BASE-TX networks. Shielded construction helps maintain signal integrity and reliable data transmission in electrically demanding factory automation environments.
The dual right-angle connector design reduces installation depth and simplifies cable routing around industrial Ethernet switches, remote I/O modules, controllers and compact machinery. Premier Cable provides custom M12 to RJ45 PROFINET cable assemblies with optional cable lengths, jacket materials, cable colors, labeling, wiring and OEM/ODM configurations according to approved production drawings and application requirements.
Product Specifications
Item |
Specification |
|---|---|
| Product Name | M12 D-Code to RJ45 PROFINET Cable |
| Cable Assembly Type | M12 D-Code Male to RJ45 Male |
| Connector A | M12 D-Coded 4-Pin Male |
| Connector A Orientation | Right Angle / 90° |
| Connector B | RJ45 Male Plug |
| Connector B Orientation | Right Angle / 90° |
| Number of M12 Contacts | 4 |
| M12 Coding | D-Code |
| Ethernet Category | CAT5 |
| Data Rate | Up to 100 Mbps |
| Ethernet Protocol | PROFINET / EtherCAT / 100BASE-TX |
| Cable Construction | 2-Pair / 4-Conductor Industrial Ethernet Cable |
| Characteristic Impedance | 100 Ω Nominal* |
| Shielding | Shielded |
| Cable Jacket | PUR / PVC Options Available* |
| Cable Color | Green / Custom |
| M12 Protection | IP65 / IP67 When Correctly Mated* |
| RJ45 Protection | IP20 |
| Assembly Configuration | Double Ended |
| Cable Length | Custom Available |
| Typical Applications | Industrial Ethernet Switches, Remote I/O & Field Devices |
Key Product Advantages
100 Mbps Industrial Ethernet
CAT5 two-pair construction supports industrial Ethernet communication up to 100 Mbps for compatible PROFINET, EtherCAT and 100BASE-TX networks connecting field devices, remote I/O, controllers and industrial Ethernet switches.
Dual Right-Angle Design
The right-angle M12 D-code connector and 90-degree RJ45 plug reduce installation depth and provide controlled cable exit directions, making the assembly suitable for compact control cabinets, switches and automation equipment.
Shielded Industrial Ethernet Cable
The shielded M12 D-code to RJ45 Ethernet cable helps maintain stable signal transmission and reduces susceptibility to electromagnetic interference in industrial automation environments.
Pin Assignment & Wiring
M12 D-Coded Male Right Angle to Right Angle RJ45
This cable uses a 4-pin M12 D-coded male right-angle connector and a right-angle RJ45 male plug for two-pair industrial Ethernet communication. The final pin-to-pin wiring must follow the approved Premier Cable production drawing and the interface requirements of the connected equipment.
| Interface | Configuration |
| End A | M12 D-Coded, 4-Pin, Male, Right Angle |
| End B | RJ45 Male Plug, Right Angle / 90° |
| Ethernet Pairs | 2 Twisted Pairs / 4 Conductors |
| Network Type | 100BASE-TX Industrial Ethernet |
| Final Pinout | Confirm According to Approved Production Drawing |
Important: Do not determine compatibility from connector appearance alone. Confirm M12 D-coding, connector gender, pin assignment, Ethernet protocol and the approved production drawing before ordering or installation.
Mating & Compatibility
M12 D-Coded Male to Standard RJ45 Network Equipment
The M12 side of this M12 D-code to RJ45 industrial Ethernet cable is designed to mate with a compatible M12 D-coded female Ethernet interface. The right-angle RJ45 male plug connects to compatible RJ45 Ethernet ports on industrial switches, controllers, gateways, remote I/O equipment and industrial computers.
| Connection | Configuration |
| M12 Side | M12 D-Coded 4-Pin Male, Right Angle |
| Mating Interface | Compatible M12 D-Coded 4-Pin Female Ethernet Interface |
| RJ45 Side | Shielded RJ45 Male Plug, Right Angle |
| Network Performance | CAT5 / Up to 100 Mbps |
| Network Compatibility | PROFINET / EtherCAT / 100BASE-TX |
| Typical Integration | Industrial Switches, Remote I/O, Field Devices, Controllers & Machinery |
Compatibility depends on M12 D-coding, connector gender, approved pin assignment, RJ45 interface and network requirements. IP65/IP67 protection applies to the M12 connection only when correctly mated and secured with a compatible interface. The standard RJ45 end is IP20, so the complete cable assembly should not be described as fully IP67.
Applications
FAQ
What is an M12 D-code to right angle RJ45 Ethernet cable?
It is an industrial Ethernet cable assembly with a 4-pin M12 D-coded male right-angle connector on one end and a right-angle RJ45 male plug on the other. It provides a direct Ethernet connection between compatible M12 field devices and RJ45 network equipment.
What Ethernet speed does this cable support?
The CAT5 two-pair configuration is designed for industrial Ethernet communication up to 100 Mbps. Actual performance depends on the final cable specification, connected equipment and complete network installation.
Does this M12 to RJ45 cable support PROFINET?
Yes. The M12 D-coded CAT5 configuration can be used for compatible 100 Mbps PROFINET industrial Ethernet applications, subject to the final cable specification, approved pin assignment and equipment interface requirements.
Can this cable be used for EtherCAT?
Yes. The cable can be configured for compatible EtherCAT CAT5 industrial Ethernet applications operating at 100 Mbps. Connector coding, equipment interfaces and final pin assignment should be confirmed before production.
What is the connector configuration?
End A uses a 4-pin M12 D-coded male right-angle connector. End B uses a right-angle / 90-degree RJ45 male plug.
Why use right-angle M12 and RJ45 connectors?
The dual right-angle design reduces installation depth and controls the cable exit direction at both ends. This makes the right angle M12 to RJ45 Ethernet cable useful around industrial switches, remote I/O modules, controllers and other equipment where installation space is limited.
Is this M12 D-code to RJ45 cable shielded?
Yes. The specified industrial Ethernet configuration uses shielding to help maintain reliable data transmission in electrically demanding automation environments.
Is the complete cable assembly IP67?
No. The M12 connection can provide IP65/IP67 protection when correctly mated and secured with a compatible interface. The standard RJ45 connector is IP20, so the complete M12-to-RJ45 cable assembly should not be described as fully IP67.
What equipment can this cable connect?
Typical applications include compatible remote I/O modules, field devices, industrial Ethernet switches, controllers, automated machinery and industrial computers equipped with the required Ethernet interfaces.
Can Premier Cable customize the cable length?
Yes. Premier Cable can provide custom cable lengths and evaluate jacket material, connector configuration, labeling, cable color, wiring and packaging requirements for OEM and industrial automation projects.
How should compatibility be confirmed?
Confirm M12 D-coding, connector gender, mating interface, Ethernet protocol, equipment requirements and final pin assignment against the approved production drawing before ordering or installation.
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