---
product_id: 342845321
title: "Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3"
brand: "oono"
price: "AR$73579"
currency: ARS
in_stock: true
category: "Oono"
url: https://www.desertcart.com.ar/products/342845321-ultra-small-gpio-terminal-block-breakout-board-module-for-arduino
store_origin: AR
region: Argentina
---

# 2.54mm pitch for perfect Arduino UNO R3 fit M1.6 steel screws for rock-solid mounting Supports 28-18 AWG wire sizes for versatile wiring Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3

**Brand:** oono
**Price:** AR$73579
**Availability:** ✅ In Stock

## Summary

> ⚡️ Tiny Board, Massive Impact: Elevate Your Arduino Game!

## Quick Answers

- **What is this?** Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3 by oono
- **How much does it cost?** AR$73579 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/342845321-ultra-small-gpio-terminal-block-breakout-board-module-for-arduino)

## Best For

- oono enthusiasts

## Why This Product

- Trusted oono brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Robust & Reliable:** M1.6 steel screws and nylon standoffs ensure vibration-free, stable connections.
- • **Ultra-Compact Design:** Space-saving 2.5" x 1.12" footprint keeps your project sleek and professional.
- • **Precision Engineered Fit:** Seamlessly snaps onto Arduino UNO R3 with dual copper layers for superior conductivity.
- • **Versatile Wiring Support:** Accommodates 28-18 AWG wires with 4.5mm strip length for flexible prototyping.
- • **Complete Installation Kit:** Includes terminal blocks, nylon standoffs, nuts, and a precision screwdriver—everything you need to get started.

## Overview

The Ultra-Small GPIO Terminal Block Breakout Board Module is a precision-engineered accessory designed exclusively for Arduino UNO R3. Featuring a compact 2.54mm pitch, dual copper layers on FR-4 fiberglass PCB, and robust M1.6 steel screws, it guarantees stable, vibration-free connections. Supporting a wide wire gauge range (28-18 AWG) and including a full installation kit, this breakout board streamlines prototyping with professional-grade reliability and space-saving design.

## Description

Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3: desertcart.com: Industrial & Scientific

## Features

- The item has been soldered and assembled. Support for Arduino Uno R3.
- Terminal block pitch 2.54mm/0.1", wire size range 28AWG to 18AWG, strip length 4.5mm, screw M1.6 steel, pin header and cage copper.
- FR-4 fiber glass PCB, dual copper layers.
- Pin header connect to Arduino board. The breakout board is firmly fixed to Arduino-Uno through standoffs and nut, and will not shake.
- Packing list: 2x(1 set, A and B each one) terminal block breakout modules, 4x 11mm nylon standoffs. 4x 6mm nylon standoffs. 4x nylon nuts, 1x small slotted screwdriver (NOTE: the item not include Arduino Uno module).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08XWCN43C |
| Best Sellers Rank | #95,631 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #202 in Terminal Blocks |
| Brand Name | OONO |
| Color | Green |
| Connector Type | Screw |
| Customer Reviews | 4.6 4.6 out of 5 stars (106) |
| Gauge | 28.0 |
| Item Dimensions W x H | 2.5"W x 1.12"H |
| Manufacturer | CZH-LABS |
| Material Type | Copper, Nylon |
| Model | MD-D1408-1 |
| Mounting Type | PCB Mount |
| Number Of Contacts | 8 |
| Number Of Poles | 2 |
| Number of Positions | 4 |
| Part Number | MD-D1408-1 |
| Pitch | 2.54 Millimeters |
| Temperature Range | 1.5E+2 Degrees Celsius |
| Upper Temperature Rating | 150 Degrees Celsius |

## Product Details

- **Brand:** OONO
- **Color:** Green
- **Connector Type:** Screw
- **Gauge:** 28.0
- **Item Pitch:** 2.54 Millimeters
- **Material:** Copper, Nylon
- **Mounting Type:** PCB Mount
- **Number Of Contacts:** 8
- **Number Of Poles:** 2
- **Product Dimensions:** 2.5"W x 1.12"H

## Images

![Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3 - Image 1](https://m.media-amazon.com/images/I/716CLotQkUL.jpg)
![Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3 - Image 2](https://m.media-amazon.com/images/I/71HoomDn6jL.jpg)
![Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3 - Image 3](https://m.media-amazon.com/images/I/71RX7UhMkCL.jpg)
![Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3 - Image 4](https://m.media-amazon.com/images/I/81VJ78O-U9L.jpg)
![Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3 - Image 5](https://m.media-amazon.com/images/I/81xuZ5b4fRL.jpg)

## Frequently Bought Together

- Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3
- Arduino Uno REV3 [A000066]
- Arduino UNO R4 WiFi [ABX00087] - Renesas RA4M1 / ESP32-S3 - Wi-Fi, Bluetooth, USB-C, CAN, DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix

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**Shop now:** [https://www.desertcart.com.ar/products/342845321-ultra-small-gpio-terminal-block-breakout-board-module-for-arduino](https://www.desertcart.com.ar/products/342845321-ultra-small-gpio-terminal-block-breakout-board-module-for-arduino)

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*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-07-22*