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Non-invasive AC Current Sensor (70A max) (Seeed Studio)

SKU: SS101990065

$11.95 AUD, inc GST
$10.86 AUD, exc GST

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Non-invasive AC Current Sensor (70A max) (Seeed Studio)
11.95 AUD

SKU: SS101990065

$11.95 AUD, inc GST
$10.86 AUD, exc GST
1 reviews 0 5 5


  • $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.


What is CT sensors

Current transformers (CTs) are sensors that are used for measuring alternating current. They are particularly useful for measuring whole building electricity consumption (or generation for that matter).


The split core type such as the CT in the picture above, is particularly suitable for DIY use it can be clipped straight on to either the live or neutral wire coming into the building without having to do any high voltage electrical work.




  •          Suitable for the current measuring

  •          Monitoring and protection of AC motor

  •          Lighting equipment

  •          Air compressor


  •          Input Current: 0~70A AC

  •          Output Mode: 0~1V

  •          Non-linearity: ±3%

  •          Build-in sampling resistance(RL): 26.6Ω

  •          Resistance Grade: Grade B

  •          Work Temperature: -25°C ~ ﹢70°C

  •          Dielectric Strength(between shell and output): 1000V AC/1min 5mA

  •          Leading Wire in Length: 1m

  •          Open Size: 13mm x 13mm

  •          Fire resistance property: in accordance with UL94-VO

Documentation and Resources:

Product Comments

Customer Reviews

  1. Review by Bill verified purchaser

    Unit received as advertised. Works well.... have only used it with 35A so far, but resolution appears good for this range. (Posted on 13/07/2018)

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 (here's a PDF which includes other key business details):

Unit 18, 132 Garden Grove Parade
NSW, 2289

Take a look at our customer service page if you have other 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.

Have a product question? We're here to help!