Industrial M12 4-Pin Straight Male Connector - Through-Hole (DIP) PCB Mount Circular Plug
Premium 10U" Heavy Gold Plating | Double O-Ring Groove Design for IP67/IP68 Waterproof Sealing
M12M02-0403M001
Serial Number:M12M02-0403M001
A rugged M12 4-pin A-coded straight male DIP connector with through-hole pins and premium 10U" gold plating, engineered for secure board-level wave soldering and watertight enclosure integration.
| Feature | Specification |
|---|---|
| Model | M12M02-0403M001 |
| Connector Type | M12 Straight Male Connector (Through-Hole / DIP Plug) |
| Number of Pins Available | 4Pins,08Pins |
| Coding | A-Coding |
| Mounting Type | PCB Panel Mount |
| Rated Current | 4 A (3 A UL Certified) |
| Rated Voltage | 250V |
| Insulation Resistance | > 10 MΩ |
| Degree of Protection | 20ml Max |
| Insulation Resistance | 1000MQ Mn |
| Operating Temp | -40℃~+105℃ |
| Insulation Material | PA46HFX31S / LCP / PA6T (High-temp plastics) |
| Contact Material | Brass or Phosphor Bronze(CUZN39PBS available) |
| Contact Plating Options | Gold Flash / Gold 1u" / Gold5u''/Gold 10u''/Plating Tin |
| ·All materials are RoHS and REACH compliant. Halogen-free options are available. | |
Key Features & advantage
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Through‑hole strength – Four 3.40 mm rigid pins anchor deep into PCB for high shear resistance, preventing solder cracks under cable pull.
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Double O‑ring grooves – Dual external grooves enable easy O‑ring installation for IP67/IP68 panel sealing.
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10U" heavy gold plating – Over Brass/Phosphor Bronze ensures low resistance, zero attenuation, and anti‑corrosion over thousands of cycles.
Drawing

Classic Applications
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Sensor Transmission Hubs: Installed on smart sensors and transmitters to output multi-channel analog or digital signals to main controllers.
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Heavy Machinery & Vehicle Telematics: Fleet management boxes, agricultural electronics, and construction equipment where heavy vibration and corrosion are constant.
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Railway & Aerospace Interconnects: On-board control electronics, signal distribution panels, and multi-tier mezzanine PCB stacks.
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Advanced Industrial Automation: Ruggedized PLC systems, fieldbus couplers, and motor encoders requiring dense, reliable connections.
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Industrial Camera & Machine Vision Output: High-definition smart cameras and vision sensors to transmit image data to industrial computers.
Honorary Qualifications
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