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HTB18-N4A2BG | Photoelectric sensors

BRAND: SICK
SKU: 1129146
$402.70 List price: $506.10
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The SICK HTB18-N4A2BG is a photoelectric proximity sensor featuring background suppression, a visible red PinPoint LED, and robust IP67/IP69K rated housing, ideal for precise object detection in industrial automation.

Product Name/Title: HTB18-N4A2BG | Photoelectric sensors

Brand: SICK

SKU: 1129146

Alternatively Known As: Photoelectric proximity sensor, Background suppression sensor, M18 photoelectric sensor, Industrial object sensor

Technical Specifications
  • Functional principle: Photoelectric proximity sensor with background suppression
  • Sensing range max: 5 mm to 300 mm
  • Light source: Visible red PinPoint LED, wavelength 631 nm
  • Housing design: Hybrid with M18 thread diameter
  • Supply voltage: 10 V DC to 30 V DC
  • Current consumption: ≤ 20 mA
  • Switching output: NPN complementary with light/dark switching
  • Output current max: ≤ 100 mA
  • Response time: ≤ 0.5 ms
  • Switching frequency: 1000 Hz
  • Connection type: Male M12, 4-pin connector
  • Enclosure rating: IP67 and IP69K
  • Operating temperature: -40 °C to +65 °C
  • Housing material: Plastic VISTAL®
  • Optics material: Plastic PMMA
  • EMC compliance: EN 60947-5-2
  • Dimensions (H x L x W): 48.5mm x 31.8mm x 16.2mm
  • Weight: 0.1 kg
Key Features
  • Photoelectric proximity sensor with background suppression
  • Visible red light PinPoint LED with 631 nm wavelength
  • Sensing range from 5 mm to 300 mm
  • Hybrid housing design with M18 thread diameter
  • Signal strength light bar for easy adjustment
  • Adjustable sensing range and off delay potentiometers
  • NPN complementary switching outputs with light/dark switching
  • High switching frequency of 1000 Hz and response time ≤ 0.5 ms
  • Robust plastic VISTAL® housing with IP67 and IP69K protection
  • Wide ambient operating temperature range from -40 °C to +65 °C
  • Male M12 4-pin connector with plastic PVC cable material
  • Electromagnetic compatibility compliant with EN 60947-5-2
Professional Installation Requirements
  • Installation by qualified personnel is recommended to ensure proper electrical connections and sensor alignment for optimal performance.
Applications
  • Industrial automation for object detection
  • Manufacturing process control
  • Packaging machinery
  • Material handling systems
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Low power consumption with efficient LED light source
  • Durable IP67/IP69K rated housing reduces waste by extending product life
  • Complies with China RoHS for hazardous substance restrictions
Warranty Information

Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.

Available Now

The SICK HTB18-N4A2BG Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and manufacturing applications.