+44 (0) 1761 234 328

(0) items


You have no items in your shopping cart.

PIR Sensor

Product Code: 555-28027
Excl. VAT: £11.76 Incl. VAT: £14.11
  • Buy 10 for £7.13 (£8.56 incl. tax) each and save 40%
  • Buy 20 for £6.69 (£8.03 incl. tax) each and save 44%
You will earn 11 Robo Points for buying this product
The PIR Sensor detects motion up to 20 feet away by using a Fresnel lens and infrared-sensitive element to detect changing patterns of passive infrared emitted by objects in its vicinity.

Inexpensive and easy to use, it's ideal for alarm systems, motion-activated lighting, holiday props, and robotics applications. The PIR Sensor is compatible with all Parallax microcontrollers; sample BS1, BS2, and SX/B programs and product documentation are available in more information.


  • Detection range up to 20 ft
  • Single bit output
  • Small size makes it easy to conceal
  • Compatible with all Parallax micrcontrollers
  • Low current draw, less than 100 uA

Application Ideas:

  • Alarm Systems
  • Halloween Props
  • Motion-activated lighting


Key Specifications:

  • Power requirements: 3.3 to 5 VDC
  • Communication: Binary output
  • Dimensions: 0.96 x 1.27 in (24.3 x 32.2 mm)
  • Operating temp range: +32 to +158 °F (0 to +70 °C)

Product Attachments

View File555-28027 PIRSensor RevB v2.0    Size: (114.63 KB)

FeeFo Reviews

Date / Score
Customer Comment Our Response
24-Jul-2014 Product:
Works when powered with a 3.3V supply
Read more reviews on Feefo
Feefo reviews 100% 3

Whenever possible, items which are in stock are dispatched the same day, or the next working day.

Large and/or heavy items are dispatched by UPS courier service and these orders must be placed before 15:00hrs (GMT) to ensure same day dispatch.

Small items are normally sent using a Royal Mail service for UK orders, and International Airmail or UPS for overseas orders

Returns Policy

PIR Sensor
Post your comment

Active Robots