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Pepperl Fuchs NBN40-U4-A2 Proximity Sensor
The Pepperl Fuchs NBN40-U4-A2 Proximity Sensor offers a 40 mm operating distance, 4-wire, PNP, complementary, output, and non-flush installation. Manufactured by Pepperl Fuchs under the P&F Proximity Sensor category.

| Brand | Pepperl Fuchs |
| Product Type | Proximity Sensor |
| Model Number | NBN40-U4-A2 |
Pepperl Fuchs NBN40-U4-A2 Proximity Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Switching function | complementary |
| Output type | 4-wire, PNP |
| Rated operating distance | 40 mm |
| Installation | non-flush |
| Output polarity | DC |
| Assured operating distance | 0 ... 32.4 mm |
| Operating voltage | 10 ... 30 V DC |
| Switching frequency | 0 ... 180 Hz |
| Hysteresis | typ. 5 % |
| Reverse polarity protection | reverse polarity protected |
| Short-circuit protection | pulsing |
| Switching state indicator | LED, yellow |
| Ambient temperature | -25 ... 85 Β°C (-13 ... 185 Β°F) |
| Connection type | screw terminals |
| Housing material | PA/metal with epoxy powder coating |
| Sensing face | PA |
| Degree of protection | IP68 / IP69K |
| Mass | 225 g |




