Product Description
The Pepperl+Fuchs NBB15-U4K-N0 is a rectangular inductive proximity sensor designed for reliable object detection in demanding industrial environments. A key feature is its bidirectional and rotatable sensor head, which allows for flexible installation and optimal alignment. Built to the highest standards, this sensor is characterized by its robust construction, high protection rating, and compliance with major international standards .The NBB15-U4K-N0 sensor detects metal targets at a nominal distance of 15 mm . Its NAMUR output requires an external amplifier or a relay for interface with control systems like PLCs . The sensor includes a yellow LED for clear switching status indication .The Pepperl+Fuchs NBB15-U4K-N0 complies with major international standards and holds certifications including ATEX, IECEx, UL, and CCC , ensuring its quality and safety for global use.

Key Features
- High Durability: With an IP68/IP69K protection rating , the sensor is completely protected against dust and prolonged immersion in water. It can also withstand high-pressure and high-temperature jet cleaning, making it ideal for harsh environments.
- NAMUR Output: This output type is specifically designed for connection to intrinsic safety barriers , making the sensor suitable for use in hazardous areas .
- Wide Temperature Range: It operates reliably in a broad temperature range from -25 to 100 °C , ensuring stable performance in both cold storage and hot industrial settings.
- Flush Mounting: The sensor can be installed flush with a metal mounting surface without affecting its functionality , which provides better mechanical protection and simplifies design.
- Functional Safety: The sensor offers a Mean Time to Dangerous Failure (MTTFd) of 1660 years, supporting the design of safety-related control systems .
Technical Specifications
| Manufacturer | Pepperl+Fuchs (P+F) |
| Model | NBB15-U4K-N0 |
| Sensor Type | Inductive Proximity Sensor |
| Rated Operating Distance | 15 mm |
| Assured Operating Distance | 0 ... 12.15 mm |
| Output Type | NAMUR (2-wire) |

About ACH
Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.
Frequently Asked Questions
Are preferential prices available?
Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.
Are the Products Genuine OEM Units?
Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.
How will you arrange shipment?
We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.
What is the warranty of goods?
One-year Warranty.
How long is the logistics cycle of the product?
Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.