IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO

Name: IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO
SKU: 32014
Price: 15.50 USD
Availability: InStock

8-ch Digital IO module (4-IN / 4-OUT). 3750V isolation. 100V/8A transistor outputs. GPIO control only. Compatible with IoTsmart/IoTbase

Designed by makethingshappy in Israel

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 1

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 2

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 3

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 4

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 5

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 6

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 7

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 8

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 9

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 10

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 11

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 12

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 13

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 14

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 15

IoTextra Octal2 - 8-ch Digital IO (4DI+4DO), GPIO 16

2025-10-25T12:56:33.969Z-01 - IoTextra Octal2 3D view.png

2025-10-25T12:56:33.969Z-02 - IoTextra Octal2 with and without Qwiic connector.png

2025-10-25T12:56:33.969Z-03 - IoTextra Octal2 TOP view (GPIO) .png

2025-10-25T12:56:33.969Z-04 - IoTextra Octal2 BOTTOM view .png

2025-10-25T12:56:33.969Z-05 - IoTextra Octal2 HOST connector_pinout.png

2025-10-25T12:56:33.969Z-06 - IoTsmart RP2040 and IoTextra Octal2.png

2025-10-25T12:56:33.969Z-07 - IoTsmart RP2350 and IoTextra Octal2.png

2025-10-25T12:56:33.969Z-08 - IoTsmart ESP-32-S3 and IoTextra Octal2.png

2025-10-25T12:56:33.969Z-09 - IoTsmart ESP-32-S3 and IoTextra Octal2.png

2025-10-25T12:56:33.969Z-10 - IoTsmart ESP-32-S3 and IoTextra Octal2.png

2025-10-25T12:56:33.969Z-11 - IoTsmart XIAO and IoTextra Octal2 - H1.png

2025-10-25T12:56:33.969Z-12 - IoTsmart XIAO and IoTextra Octal2.png

2025-10-25T12:56:33.969Z-13 - IoTbase PICO and Octal2 with ESP32S3-PICO.png

2025-10-25T12:56:33.969Z-14 - IoTbase NANO and IoTextra Octal2.png

2025-10-25T12:56:33.969Z-15- IoTextra Octal2 and Raspberry Pi Zero.png

2025-10-25T12:56:33.969Z-16 - IoTextra Octal2 and Feather Adaptor with Proton2.png

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Open Source PCB'S and software for IoT, IIoT and Home Automation

8-ch Digital IO module (4-IN / 4-OUT). 3750V isolation. 100V/8A transistor outputs. GPIO control only. Compatible with IoTsmart/IoTbase

The IoTextra Octal2 (Rev. 3.02) module is an industrial automation solution providing a reliable and safe interface between your microcontroller and high-load or industrial systems (up to 36 VDC). Th…

Key Technical Features

8 Digital Channels: 4 isolated inputs and 4 powerful outputs.
Maximum Safety: Superior galvanic isolation of 3750 Vrms on all channels.
Wide Input Range: Digital inputs accept signals up to 36 VDC (compatible with the 24V industrial standard).
Powerful Outputs (NPN): Max 100 VDC, 8 A continuous (16 A peak), 20 W dissipation.
Control Modes (Dual Mode): Supports GPIO Mode only.
Controller Compatibility: Raspberry Pi, Pico, Arduino Nano, ESP32, Nucleo, Adafruit, Teensy, and others.

Software & Compatibility

IoTextra Octal2 is designed for seamless integration into modern IoT ecosystems.

Platform	Link
Node-RED	Node-RED (Official Site)
Blynk	Blynk (Official Site)
IoTflow	IoTflow (GitHub)

Operational Modes

This version of the module (SKU 040303302310) supports GPIO Mode Only. Control and state reading of signals are handled directly via the HOST-P connector, providing a simple, direct, and high-speed interface to your host controller.

Documentation & Resources

All technical details are available in our public repository.

Resource	Description	Link
Datasheet	Full technical specifications, electrical parameters
GitHub Repository	Schematics, code examples, and supplementary documents.	IoTextra Octal2 (GitHub)
Main Website	Other modules, the IoTflow platform	www.makethingshappy.io
SKU	Product Stock Keeping Unit.	040303302310