PCF8574 I2C Digital IO Expansion Module

I2C 8-bit I/O
£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 unleash the power of the Lonely Binary PCF8574 module! When your project's pin party is in full swing and you suddenly find yourself pin-parched, fear not! Our trusty module is here to save the day and bring an explosion of pins to your creative endeavors.

Picture this: you're the mastermind behind an epic project, and just when you thought you had it all figured out, you hit a pin-shaped roadblock. Your project demands more pins, and you need them pronto! Enter the PCF8574 IC module, the ultimate wingman for pin-poor situations.

With the Lonely Binary PCF8574 module, you'll be granted the divine gift of not one, not two, but a whopping eight extra pins per module! That's right, folks—eight shiny new pins ready to dance to your project's tune. Need to control an army of LEDs? No problem! Craving more servo motors? Consider it done! The possibilities are as limitless as your imagination.

But that's not all! This module is so easy to use, even your pet parrot could set it up (if you have a parrot with exceptional technical skills, that is). Just plug it in, give it a friendly nod, and watch as the magic unfolds. It's like a pin bonanza, a pin jackpot, a pin-palooza!

Say goodbye to pin shortages and hello to a world of pin abundance. The Lonely Binary PCF8574 module is here to rescue you from pin-related despair and bring a smile to your face faster than you can say "hallelujah, pins galore!"

So, fellow tinkerer, don't let your dreams be limited by a mere lack of pins. Unleash your imagination, conquer those projects, and let the Lonely Binary PCF8574 module be your trusty sidekick on this pin-filled journey of technological awesomeness. Get yours today and embark on a pin-tastic adventure like no other!


What’s in the Box

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

  • 1 x PCF8574 I2C Digital IO Expansion 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 lonelybinary.com. 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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