In sourcing discussions, PR18-8AO is often placed next to Autonics Photoelectric Sensor, Contrinex Proximity Sensor and Autonics Prd12 4Dp so procurement teams can align budgets and technical requirements effectively.
Autonics PR18-8AO 8 mm Inductive Proximity Sensor
PR18-8AO is an Autonics 8 mm inductive proximity sensor with M18 diameter, 8mm sensing distance, normally open output type. Manufactured by Autonics, this sensor operates on AC 2-wire 100β240VAC, supports non-flush installation, provides IP67 protection, 20Hz response frequency, and belongs to Autonics Proximity Sensors within the PR Series.

| Brand | Autonics |
| Product Type | Proximity Sensor |
| Model Number | PR18-8AO |
Autonics PR18-8AO 8 mm Inductive Proximity Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Sensing side diameter | M18 |
| Sensing distance | 8mm |
| Hysteresis(distance) | Max. 10% of sensing distance |
| Standard sensing target | 25Γ25Γ1mm(iron) |
| Current specification | Leakage current: Max. 2.5mA |
| Control output | Normally Open |
| Wire type and power | AC 2-wire type100-240VAC~ |
| Installation | Non-flush |
| Cable Standard/material | Standard cable |
| Body length | Standard type |
| Insulation type | Double insulation or reinforced insulation(mark: @(INS), dielectric strength between the measuring input part and the power part: 1kV) |
| Residual voltage | Max. 10V |
| 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 | Brass(nickel plated) |
| Response frequency | 20Hz |
| Weight | Approx. 130g(approx. 118g) |
PR18-8AO Autonics 8 mm Inductive Proximity Sensor is a defined sensing device used in industrial automation systems. This Autonics 8 mm Inductive Proximity Sensor features 8mm sensing distance, M18 sensing side diameter, normally open output, and AC 2-wire 100β240VAC supply. The PR18-8AO model belongs to the PR Series and is applied in industrial automation environments across India.
The PR18-8AO Autonics 8 mm Inductive Proximity Sensor is commonly installed in conveyors, packaging machines, assembly lines, and automated handling equipment. Non-flush mounting allows reliable detection in metal-surrounded installations, while the stable AC output supports consistent signal performance. Its defined response frequency suits applications with slower detection requirements and continuous operation cycles.
PR18-8AO Autonics 8 mm Inductive Proximity Sensor delivers dependable proximity detection based on specified electrical and mechanical characteristics. With standard body length, IP67 protection structure, and non-flush installation design, it is suitable for demanding industrial conditions. Supported by Autonics manufacturing standards and PR Series consistency, this sensor remains reliable for long-term industrial automation use.




