empowering creative people

Raspberry Pi GPIO Expansion Module (Seeed Studio)

SKU: SS114990169

$32.60 AUD, inc GST
$29.64 AUD, exc GST
Raspberry Pi GPIO Expansion Module (Seeed Studio)
32.6 AUD

SKU: SS114990169

$32.60 AUD, inc GST
$29.64 AUD, exc GST


  • $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.

This module is designed specifically for the Raspberry Pi B+/A+ IO expansion modules, which can effectively solve the Raspberry send IO port insufficient. Module uses four 74HC595 chips to expand 32 IO ports. As shown above, the top of the module will expand the IO of Raspberry Pi again that can be cascaded for more IO expansion modules can theoretically unlimited expansion.


Product Features:

  • Expanded 32 GPIO

  • Infinity connection for the same module

  • Use wiringPi API ,sample code

  • Compatible with Raspberry Pi A+,B,B+/2.


  • Raspberry Pi 2X13 port

  • Raspberry Pi 2X13 cascade port

  • Q0-Q31 expanded IO port

Product Parameters:

  • Working voltage: 2.4V-5V

  • IO voltage: 3.3V

  • Expanded 32 unidirectional IO

  • Connection through SPI

  • 100 MHz (typical) shift out frequency

  • 8-bit serial input

  • 8-bit serial or parallel output

  • Specified from -40C to +85C and from -40C to +125C

Typical Application:

  • Drive the lattice screen

  • Driver numeric display

  • Drive matrix LED

Product Specification:

Documentation and Resources:

Product Comments

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!