FREE Standard Delivery for orders over £35 (ex VAT)

Shop

Development Boards
1 Wire Pi Plus (1-Wire) 1 Wire Pi Zero (1-Wire) ADC Differential Pi (ADC) ADC Pi (ADC) ADC-DAC Pi Zero (ADC, DAC) Expander Pi (ADC, DAC, GPIO, RTC) IO Pi Plus (GPIO) IO Zero 32 (GPIO) I2C Switch (I2C) RS485 Pi (RS485) RTC Pi (RTC) Serial Pi Plus (RS232) Serial Pi Zero (RS232) Servo PWM Pi (PWM)

By Function
ADC / DAC (Analogue) GPIO (Digital I/O) Serial (1-Wire/RS232/RS485) 1-Wire RTC (Real-time clock)
By Platform
Raspberry Pi Raspberry Pi Pico Arduino Asus Tinker Board Orange Pi

Accessories
Cables and Accessories Connectors Breakout Pi Plus Breakout Pi Zero More Breakout Boards
Learn

Tutorials and Guides
Knowledge Base Help and Support Raspberry Pi Tutorials General Code & Languages Home Assistant Legacy Products Other Supported Platforms Arduino Tutorials

Product Tutorials
1 Wire Pi Tutorials ADC Pi Tutorials ADC DAC Pi Zero Tutorials ADC Differential Pi Tutorials IO Pi Plus Tutorials IO Zero 32 Tutorials RTC Pi Tutorials Serial Pi Tutorials Expander Pi Tutorials Servo Pi Tutorials

Electronics Toolbox
Binary / Decimal / Hexadecimal Converter Resistor Colour Codes Ohm's Law Calculator ADC Pi Input Voltage Calculator Series Resistor Calculator Parallel Resistor Calculator Voltage Divider Calculator LED Series Resistor Calculator Series Capacitance Calculator Parallel Capacitance Calculator More Tools ...
Support

Help and Support
Forum Frequently Asked Questions Shipping & Delivery Contact Us

Search:

Home
Shop
Raspberry Pi Real-time Clock Development Boards

RTC (Real-time Clocks)

Sort by Best Selling

Best Selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, Low to High
Price, High to Low

Save 10%

Order RTC Pi Photo of RTC Pi

RTC Pi

Real time clock for the Raspberry Pi and Single-Board Computers

£8.54 ex VAT

Save 10%

Order Expander Pi Photo of Expander Pi

Expander Pi

GPIO, Analogue and RTC Expander for the Raspberry Pi

£17.99 ex VAT

Buy Expander Pi

Fast and Free Delivery

For all orders over £35 (excluding VAT).
See our Shipping and Delivery options.

Secure Online Payments

We care about your privacy and security.
Read our security policy.

Help and Support

Browse our Knowledge Base for support solutions, tutorials and troubleshooting guides.

Customer Service

Contact My Account Shipping Returns Security International Resellers

Knowledge

Tutorials Forum Code Libraries FAQ

About

Our Story Shop Journal Privacy & Cookies Terms & conditions Site Map

© AB Electronics UK 2012 - 2026 | AB Electronics UK is a trading name of Apexweb Ltd

Search:

Shop

By function

ADC / DAC (Analogue) Most popular GPIO (Digital I/O) Serial · RS232 / RS485 1-Wire Real-time clock

Featured boards

ADC Pi product page IO Pi Plu product page Expander Pi product page IO Zero 32 product page Servo PWM Pi product page RS485 Pi product page

Accessories

Cables & accessories Connectors Breakout boards

Learn

Knowledge Base Raspberry Pi tutorials Arduino tutorials Code & languages Home Assistant Other platforms

Per-product guides

ADC Pi guides IO Pi Plus guides Expander Pi guides Serial Pi guides

Electronics Toolbox

Ohm's Law calculator Resistor colour codes Binary / Dec / Hex converter Voltage divider LED resistor calculator Series resistors Parallel resistors ADC Pi input voltage All tools →

Support

Community forum FAQs Shipping & Delivery Contact us About AB Electronics

Free UK delivery on orders over £35 (ex VAT). Worldwide shipping available.

Sign In Help Basket