Maintenance teams planning replacements for PR12-4DP frequently review Autonics Photoelectric Sensor, Contrinex Proximity Sensor and Autonics Prd12 4Dp to prevent downtime, checking availability and compatibility with existing systems.
Autonics PR12-4DP 3-Wire Proximity Sensor
PR12-4DP is an Autonics 3-Wire Proximity Sensor with M12 diameter, 4mm sensing distance, PNP normally open output industrial automation. Manufactured by Autonics, this sensor operates on DC 3-wire 12β24VDC, supports non-flush installation, offers IP67 protection, 500Hz response frequency, and belongs to Autonics Proximity Sensors within the PR Series.

| Brand | Autonics |
| Product Type | Proximity Sensor |
| Model Number | PR12-4DP |
Autonics PR12-4DP 3-Wire Proximity Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Sensing side diameter | M12 |
| Sensing distance | 4mm |
| Hysteresis(distance) | Max. 10% of sensing distance |
| Standard sensing target | 12Γ12Γ1mm(iron) |
| Current specification | Current consumption: Max. 10mA |
| Control output | PNP Normally Open |
| Wire type and power | DC 3-wire type 12-24VDC |
| Installation | Non-flush |
| Cable Standard/material | Standard cable |
| Body length | Standard type |
| Residual voltage | Max. 1.5V |
| Environment_Ambient temperature | -25 to 70β, storage: -30 to 80β |
| Environment_Ambient humidity | 35 to 95% RH, storage: 35 to 95% RH |
| Protection structure | IP67(IEC standard) |
| Material | Case/Nut: Nikel plated Brass, (connector case of DIA. of sensing side Γ 8 mm: SUS303),washer: Nikel plated Iron, sensing side: polybutylene terephthalate,standard cable (black): polyvinyl chloride (PVC),oil resistant cable (gray): oil resistant polyvinyl chloride (PVC) |
| Response frequency | 500Hz |
| Weight | Approx. 84g(approx. 72g) |
PR12-4DP Autonics 3-Wire Proximity Sensor is a defined inductive sensing device used in industrial automation systems. This Autonics 3-Wire Proximity Sensor provides 4mm sensing distance, M12 sensing side diameter, PNP normally open output, and DC 3-wire 12β24VDC supply. The PR12-4DP model belongs to the PR Series and is applied in standard industrial automation environments across India.
The PR12-4DP Autonics 3-Wire Proximity Sensor is used in conveyors, packaging machines, automated assembly lines, and control panels. Non-flush mounting allows stable detection in metal-dense installations, while the PNP output supports reliable signal interfacing with PLC and control systems. Its defined response frequency ensures consistent performance during repetitive and continuous automation processes.
PR12-4DP Autonics 3-Wire Proximity Sensor delivers dependable proximity detection based on specified electrical and mechanical characteristics. With standard body length, IEC-standard IP67 protection, and non-flush installation design, it suits demanding industrial environments. Supported by Autonics manufacturing standards and PR Series consistency, this sensor remains suitable for long-term industrial automation use.




