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TT Electronics - Optek Technology OPB732WZ Reflective Optical Switch

The OPB732WZ is a long-distance reflective optical switch utilizing an infrared LED and phototransistor in a reflective setup. It features 26 AWG wires with a length of 24 inches, an opaque housing to reduce ambient light sensitivity, and a clear window for dust resistance. The phototransistor can be configured as a common collector or emitter, making it versatile for sensing, automation, safety, and security applications. It operates reliably within a temperature range of -40°C to 85°C, suitable for industrial automation and equipment safety protocols.

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Source:Newark
Part No:OPB732WZ
Stock:74
Inv Date:06-11-2026
Price: Unit price: $6.5
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Source:DigiKey
Part No:OPB732WZ
Stock:0
Inv Date:06-11-2026
Price: Unit price: $5.88
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Part No:OPB732WZ
Stock:907
Inv Date:06-12-2026
Price: Unit price: $5.62
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Part No:OPB732WZ
Stock:9
Inv Date:06-11-2026
Price: Unit price: $5.78
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Part No:OPB732WZ
Stock:6322
Inv Date:06-11-2026
Price: Unit price: $6.59
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Part No:OPB732WZ
Stock:6322
Inv Date:06-11-2026
Price: Unit price: $6.59
Buy/RFQ:
Part No:OPB732WZ
Stock:0
Inv Date:06-11-2026
Price: Unit price: $5.19
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TT Electronics - Optek Technology OPB732WZ Reflective Optical Switch Specifications:

  • Operating Temperature: -40°C to 85°C
  • Storage Temperature: -40°C to 100°C
  • LED Forward Voltage: 1.8 V at 20 mA
  • Power Dissipation: 100 mW (LED and phototransistor each)
  • Collector-Emitter Voltage: 30 V
  • Collector DC Current: 50 mA
  • Wiring Length: 24 inches (610 mm)
  • Wire Gauge: 26 AWG
  • Housing: Opaque with clear window
  • Reflective Distance: Up to 1 inch or more depending on circuitry
  • Phototransistor configuration: Common collector or emitter
  • Peak Wavelength: 850 nm
  • Soldering Temperature: 260°C for 5 seconds at 1.6 mm from case
  • Absolute Max Storage Temperature: -40°C to 100°C
  • Relative Max Current for LED: 50 mA
  • Reverse Voltage for LED: 3 V
  • Saturation Voltage: 0.4 V at 30 mA
  • Dark Current: 100 nA at 10 V
  • Breakdown Voltage: 30 V

Buy the TT electronics OPB732WZ – Reliable Reflective Switch for Industrial Applications

Purchase the TT electronics OPB732WZ online for dependable reflective sensing in automation, safety, and security systems. Featuring a dust-resistant housing and 24-inch wires, this infrared switch offers up to 1 inch or more reflective distance, ensuring high accuracy even in dusty environments. Its versatile phototransistor configuration makes it ideal for use in assembly lines, machine automation, and safety equipment. Order online now to benefit from prompt delivery and ensure seamless integration into your industrial equipment for reliable operation and enhanced process control.

Get TT electronics OPB732WZ today—built for precise sensing and long-lasting durability in industrial automation and safety systems.

Frequently Asked Questions

Where can I buy TT Electronics - Optek Technology OPB732WZ?

You can click on the BUY or RFQ button to purchase OPB732WZ from an authorized TT Electronics - Optek Technology distributor.

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You can download the OPB732WZ datasheet or visit the TT Electronics - Optek Technology website for support.

Who is the manufacturer of OPB732WZ?

TT Electronics - Optek Technology

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