Pepperl+Fuchs NBB20-U1-Z2 | 20 mm Proximity Sensor, DC 2-Wire,

Pepperl+Fuchs NBB20-U1-Z2 | Flush-Mount Inductive Proximity Sensor – 20 mm Sensing Distance

Overview

The Pepperl+Fuchs NBB20-U1-Z2 (203044) is a flush-mount inductive proximity sensor engineered for non-contact detection of metal objects up to 20 mm. Designed for use in harsh industrial environments, this sensor delivers precise switching performance, featuring a 2-wire DC configuration, IP68/IP69K-rated housing, and 360° LED visibility.

Its robust polyamide housing and high switching frequency make it ideal for use in conveyors, robotics, and automated machinery where durability and accuracy are essential.

Key Features

• Sensing Distance: 20 mm (flush mount)

• Output Type: Normally Open (NO), DC 2-wire

• Switching Frequency: Up to 250 Hz

• Voltage Range: 5–60 V DC

• Rated Operating Current: 2 to 200 mA

• Voltage Drop: ≤ 5 V at 100 mA

• Off-State Current: 0 to 0.5 mA

• Reverse Polarity Protection: Yes

• Short-Circuit Protection: Yes

• Hysteresis: ~5% of rated sensing distance

• Indicators: 2 × Yellow LEDs (360° visibility)

• Housing Material: Polyamide (PA), epoxy-coated metal base

• Protection Class: IP68 / IP69K

• Connection Type: Screw terminals (up to 2.5 mm²)

• Operating Temperature: -25 °C to +85 °C

• Dimensions: 40 mm × 40 mm × 118 mm

• Mounting Type: Flush (embeddable in metal)

Applications

• Factory Automation – Detect metal parts in automated processes

• Material Handling – Position and presence detection on conveyors

• Food & Beverage – Suitable for washdown zones (IP69K rating)

• Packaging Machinery – Reliable part detection in high-speed lines

• Automotive Industry – Detecting tools, jigs, or components during assembly

Why Choose the Pepperl+Fuchs NBB20-U1-Z2?

• Extended flush-mount 20 mm range

• IP69K protection for demanding environments

• Simplified wiring with 2-wire DC configuration

• Rotatable sensor head for flexible installation

• Reliable performance and long service life

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Fast shipping and worldwide delivery available.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply