Industrial M12 4-Pin Straight Male Connector - A-Code PCB Mount Circular Plug-ELETE | Professional Connector Manufacturer

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Industrial M12 4-Pin Straight Male Connector - A-Code PCB Mount Circular Plug

High-Reliability Sensor & Actuator Interconnect | Heavy-Duty Automation Component

M12MS01-0403A001

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M12MS01-0403A001

Serial Number：M12MS01-0403A001

A rugged, industrial-grade M12 4-pin A-coded straight male connector designed for high-precision PCB mounting in automated control systems and sensor networks.

Feature	Specification
Model	M12MS01-0403A001
Gender	M12 Straight Male Connector (Plug)
Thread Size	M12*1
Number of Pins	4 Pins(Also supports 5 Pins option)
Coding Type	A-CODE
Orientation	Straight (180°)
Terminal Material	Brass / Phosphor Bronze
Insulation Material	PA46 / LCP (Options: PBT, NL6T, PC2095, ABS765)
Plating Options	Gold Flash / Gold 3U" /Gold 10U" /Gold Flash + Tin / Select Plating
Packaging Methods	Tape & Reel with Mylar (T&R) / Tray with Mylar
Compliance	RoHS, REACH, ISO9001, IATF16949
Cross-Reference	Equivalent ERNI PN 225251-E / 494167-E / 235045
·All materials are RoHS and REACH compliant. Halogen-free options are available.

Key Features & Advantages

Standard A-Coding Integration: Features the industry-standard A-Code keyway configuration, preventing mismating and ensuring seamless plug-and-play compatibility with global sensor and actuator networks.
Premium Materials for Harsh Environments: Engineered with premium Brass/Phosphor Bronze terminals and high-performance plastic housings (PA46, LCP, or PA6T) to withstand extreme industrial conditions.
Flexible Plating & Customization: Supports highly customizable options including Gold Flash, Gold 3U", or Plating Tin to deliver optimal electrical conductivity and cost-effectiveness.
Optimized for Automated Assembly: Available in multiple packaging methods—including Box, Tray, Tube, and Tape & Reel—making it perfectly compatible with high-speed SMT and pick-and-place automatic production lines.
Compact & Precision Engineering: Features a streamlined, space-saving design with precise solder pins for secure, stable board-level termination.

Drawing

Classic Applications

This M12 A-coded male connector is the go-to interface standard for B2B procurement in:

Sensors & Actuators: Proximity sensors, ultrasonic sensors, photoelectric eyes, and pressure transmitters.
Industrial Automation Equipment: Compact I/O boxes, fieldbus modules, and distributed control systems (DCS).
Machine Vision & Imagery: Industrial cameras, bar code scanners, and automated optical inspection (AOI) systems.
Factory Robotics: Signal coupling for robotic joints, end-of-arm tooling (EOAT), and automated conveyor systems.
Commercial & Heavy Duty: Ruggedized material handling, outdoor telemetry, and transit monitoring controls.