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18B20 Temerature Sensor (Arduino Compatible)

SKU: DFR0024

$6.20 AUD, inc GST
$5.64 AUD, exc GST
18B20 Temerature Sensor (Arduino Compatible)
6.2 AUD

SKU: DFR0024

$6.20 AUD, inc GST
$5.64 AUD, exc GST
2 reviews 0 5 5

View our maker favourites for this product which are likely to be a great alternative.

In stock, with a short lead time. 508 units dispatch in 3 to 5 days (in addition to the shipping method you choose). Our timing and stock is accurate. Delivery to you by Mon, 26th of Mar with Express Post within Australia.
Shipping Offer


  • $6.95 Standard (2-4 days, tracked)
  • $8.95 Express (Overnight*, tracked)
  • $3 Economy Post* (3-7 days, no tracking)
  • FREE Pickup (Newcastle only)

Shipping costs may increase for heavy products or large orders.

Exact shipping can be calculated on the view cart page.

*Conditions apply, see shipping tab below.


DS18B20 is a digital temperature sensor which is from DALLAS U.S. It can be used to quantify the environmental temperature testing.   

The temperature range -55  ~ +125 ℃, the inherent temperature resolution of 0.5 ℃, support multi-point networking mesh. Three DS18B20 can  deloyed on three lines, to achieve multi-point temperature measurement. It has a 9-12 bit serial output.

This sensor can be directly plug and play with our IO expansion shield.


  • Voltage: +5V
  • Interface:Digital
  • Pin definition: 1--Output  2-Power  3---GND
  • Weight: 5g


Documentation and Resources:

Product Comments

Customer Reviews

  1. Review by Peter - I haven't had the opportunity to test this device as yet but rated it as 5, to enable me to progress beyond this point in the review verified purchaser

    I haven't had the opportunity to test this device as yet (Posted on 2/09/2014)

  2. Review by Russell - great temperature sensor verified purchaser

    Easily connected to my arduino uno and very easily add in to an existing sketch. Highly recomended! (Posted on 19/07/2014)

Exact shipping can be calculated on the view cart page (no login required).

We deliver Australia-wide with these options:

  • $3 for Small Items (3-7 days, not tracked, only available on selected small items)
  • $6.95 for Standard Post (2-4 days, tracked)
  • $8.95 for Express Post (Overnight for Australia Post Next Day Network, tracked)
  • Pickup - Free! Only available to customers who live in the Newcastle region (only after we email you to notify your order is ready)

International Orders - the following rates are for New Zealand and will vary for other countries:

  • $11.49 for Pack and Track (3+ days, tracked)
  • $16.50 for Express International (2-5 days, tracked)

If you order lots of gear, the postage amount might increment based on the weight of your order.

Our physical address:

Unit 18, 132 Garden Grove Parade
NSW, 2289

Please checkout our customer service page if you have other frequently asked questions such as "do we do purchase orders" (yes!) or "are prices GST inclusive" (yes they are!). We're here to help - get in touch with us to talk shop.