TCA9548A PCA9548A 8-Channel I2C Switch Multiplexer

£4.00 GBP
The price is for a single piece.
There are 3 pieces in the retail box.
The quantity has to be a multiple of 3.
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Categories: Expansion Module

Get ready to enter the extraordinary realm of Lonely Binary's TCA9548A - the ultimate I2C multiplexer that will make your head spin with awe! We've poured our heart and soul into creating this mind-bending module that will take your I2C game to uncharted dimensions.

Lonely Binary knows that in the world of I2C communication, more is always merrier! That's why we've equipped the TCA9548A with a mind-boggling 8 channels, allowing you to connect a whopping 8 I2C devices per multiplexer. Yes, you heard that right - it's a party of up to 64 devices when you combine 8 of these bad boys!

But wait, there's more! Our multiplexer isn't just a one-way street. Oh no, it's a bidirectional extravaganza! You can talk and receive communications from each of those devices, creating a symphony of data flowing through your circuits like a magical river of connectivity.

Picture this: You, sitting at the helm of your microcontroller, commanding a vast army of devices, each waiting eagerly for your instructions. It's like being a digital maestro, conducting a symphony of data with the Lonely Binary TCA9548A as your baton.

We know you crave the power to connect, the power to communicate effortlessly, and the power to unleash your creativity. Lonely Binary has answered your call with the TCA9548A - a gateway to an I2C wonderland where possibilities know no bounds.

So, my tech-savvy friend, don't miss out on this journey of epic proportions. Embrace the Lonely Binary revolution and dive headfirst into the mesmerizing world of the TCA9548A. Unleash your imagination, expand your connectivity, and let Lonely Binary be your guiding star in the vast universe of I2C magic.

Remember, when it comes to I2C multiplexers that defy the ordinary, there's only one name you need to remember - Lonely Binary! We're here to turn your dreams into reality and take your projects to celestial heights. Trust in the power of Lonely Binary and let the TCA9548A be your portal to infinite possibilities.



What’s in the Box

There are 3 pieces in the retail box.
The listing price is for

  • 1 x TCA9548A Module



  • Australia Orders over $55 - Your order will enjoy free shipping via Australia Post Standard Shipping Services. 
  • International Orders over $99 - Your order will be posted via Australia Post Air Mail Services. 

Raspberry Pi board / Micro:bit board / NVIDIA board will be excluded; All PCB orders will not enjoy free shipping. Distributors and wholesale orders are not eligible for free shipping.


At this time, LONELY BINARY is an online-only business, with our products available through This allows us to keep the cost down for the customer. Orders cannot be picked up. 


We ship Australia wide to all addresses, including PO Box, Parcel Locker, etc.All Australian orders will be shipped via Australia Post, Courier Please or Fastway Couriers (Aramex). International Orders will be shipped via Australia Post or DHL. Your order will be shipped within one business day after we receive payment, providing the items are in stock.

  • Standard Shipping
    Sent via standard Australia Post stamped letter mail, typically 5-9 business days. No tracking/support available other than confirmation of dispatch.
  • Express Post
    Sent via Australia Post Express Service, Fastway Courier or Courier Please, 1 – 2 business days for metro orders, potentially longer for orders outside of metro zones, with full tracking.

Non-metro addresses in WA, NT, SA & TAS can take 2+ days in addition to the above information.

Shipping costs for international orders vary depending on location and package size, where possible we have kept this to flat rate charges to reduce confusion. International orders are shipped through Australia Post and DHL courier service depending on the most economical at the time. 


Shipping Method via Delivery Area Delivery Time(business day) Tracking No. Weight Limit
DHL Asia 1-2 YES No Limit
western EU 2-3 YES No Limit
eastern EU 3-5 YES No Limit
North America 2-3 YES No Limit
Australia 2-3 YES No Limit
South America 3-5 YES No Limit
South Africa 3-5 YES No Limit


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