OPT4581-P1 Optical Sensor

Durable optical level sensor with wet current-sink logic, rated for 257 °F and 363 psi.
Compact optical ½″ NPT mounting
800 mA current-sink, wet sensing logic
High-pressure and temperature durability
The OPT4581-P1 Optical Sensor delivers reliable single-point liquid detection with optical, current-sink, wet sensing housed in a rugged ½″ NPT configuration. It withstands harsh environments—operating up to 257 °F (125 °C) and 363 psi—making it ideal for industrial and process applications. Certified to CE standards and backed by a one-year warranty, this sensor is available within approximately 30 business days. MadisonSensor recommends requesting a quote to confirm pricing and specifications and offers tailored custom solutions as needed.
Sensor Type | Optical |
---|---|
Orientation | Horizontal or Vertical |
Mounting Type & Size | 1/2" NPT |
Switch Logic | Current Sink Wet |
Electrical Ratings | Iout Max = 800mA |
Temperature (Max-Celsius) | 125 |
Temperature (Max-Fahrenheit) | 257 |
Maximum Pressure (BAR) | 25 |
Maximum Pressure (PSI) | 363 |
Electrical Termination | 9.8”, 24 AWG, PTFE insulated |
Slosh Shield | No |
Approvals | CE |
Lead Time | 30 Business Days |
Warranty | 1 Year |