Xmost M12 Y-coded male rear mount PCB connector links an external hybrid cable assembly to the equipment’s internal circuit board. Its Y-coded interface combines separate Ethernet signal and power contacts and mates with a matching female connector of the same configuration.
Designed for rear fastened installation, this shielded M12 panel mount connector uses straight contacts for PCB dip soldering. The rear mount outline defines the dimensions needed to check panel clearance and circuit-board placement.
Y3 provides four signal contacts and two power contacts, with a 12 A power-contact rating. Y4 provides four signal contacts and four power contacts, with a 6 A power-contact rating. Both configurations have a 0.5 A signal-contact rating.
Key Features
- Combined signal and power connection: One Y-coded hybrid interface for Ethernet and power circuits.
- Two contact arrangements: Y3 with 4+2 contacts or Y4 with 4+4 contacts.
- Rear fastened construction: For housings designed around a rear mount panel connector.
- Straight PCB contacts: Supports direct board insertion and dip soldering.
- Shielded interface: Integrates into the equipment’s hybrid cable shielding arrangement.
- Separate electrical ratings: Power and signal contacts have different current limits.
Product Dimensions

[Insert the male rear mount outline drawing and corresponding panel cut-out drawing from page 24.]
Illustrated PG9 Rear Mount Version — Dimensions in mm
| Item | Drawing Value |
|---|---|
| Mating thread | M12 × 1.0 |
| Panel mounting thread shown | PG9 |
| Body dimension shown, excluding PCB contacts | 20.4 |
| Upper axial section | 11 |
| Flange section | 2 |
| Lower axial section | 7 |
| Upper wrench size | SW17 |
| Lower wrench size | SW13.4 |
| Rear contact section | 6 |
| Contact tip section | 3 |
The page uses a general outline with contact-diameter notes for other pin counts. Confirm the Y3 or Y4 contact diameters against the selected product drawing.
Needle Arrangement (Front View)

[Insert the Y3 and Y4 male needle arrangement diagrams from page 24.]
| Configuration | Signal Contacts | Power Contacts | Total Contacts |
|---|---|---|---|
| Y3 | 4 | 2 | 6 |
| Y4 | 4 | 4 | 8 |
The diagrams show the male mating-face view. Use the selected arrangement to check the mating female connector and identify the signal and power contacts.
Product Specifications
| Parameter | Specification |
|---|---|
| Product type | M12 Y-coded male rear mount PCB hybrid connector |
| Mounting | Rear fastened |
| Function | Ethernet signal and power |
| PCB contact style | Straight |
| Termination | PCB dip soldering |
| Standard listed | IEC 61076-2-113 |
| Rated voltage | 50 V AC / 60 V DC |
| Shielding | Shielded |
| Mating thread | M12 × 1.0 |
| Panel mounting threads | PG9 / M16 × 1.5 |
| Insulation resistance | ≥100 MΩ |
| Contact resistance | ≤5 mΩ |
| Recommended coupling torque | 0.4 N·m |
| Maximum coupling torque | 0.8 N·m |
| Temperature range, flexible use | −25°C to +80°C |
| Temperature range, static use | −40°C to +80°C |
| Protection ratings listed | IP67 / IP68 / IP69K |
| Pollution degree | 3 |
| Insulator materials listed | PA66+GF / TPU+GF |
Electrical Ratings by Configuration
| Configuration | Contact Arrangement | Power-Contact Current | Signal-Contact Current |
|---|---|---|---|
| Y3 | 4 signal + 2 power | 12 A | 0.5 A |
| Y4 | 4 signal + 4 power | 6 A | 0.5 A |
Applications
- Industrial communication modules: Connects Ethernet signals and power to internal board circuits.
- Distributed automation equipment: Provides a combined hybrid cable interface at the enclosure.
- Machine control housings: Suits rear fastened assemblies requiring signal and power contacts.
- Modular industrial devices: Allows the external hybrid cable to disconnect at one M12 interface.
Selection and Ordering
| Configuration | PG9 Mounting | M16 × 1.5 Mounting |
|---|---|---|
| Y3 — 4 signal + 2 power | 1M1208YM06MP9PS | 1M1208YM06M16PS |
| Y4 — 4 signal + 4 power | 1M1208YM08MP9PS | 1M1208YM08M16PS |
Example enquiry: M12 Y-coded male rear mount PCB hybrid connector, Y4, shielded, M16 × 1.5 mounting, part number 1M1208YM08M16PS.







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