---
product_id: 526575318
title: "OONO Ultra-Small Green GPIO Terminal Block Breakout Board Module for Arduino UNO R3"
brand: "oono"
price: "$2002"
currency: MXN
in_stock: true
reviews_count: 5
category: "Oono"
url: https://www.desertcart.mx/products/526575318-oono-ultra-small-green-gpio-terminal-block-breakout-board-module
store_origin: MX
region: Mexico
---

# M1.6 steel screws for secure fix 2.54mm pitch precision Dual copper layer FR-4 PCB OONO Ultra-Small Green GPIO Terminal Block Breakout Board Module for Arduino UNO R3

**Brand:** oono
**Price:** $2002
**Availability:** ✅ In Stock

## Summary

> 🔌 Elevate your Arduino game with ultra-compact, rock-solid connections!

## Quick Answers

- **What is this?** OONO Ultra-Small Green GPIO Terminal Block Breakout Board Module for Arduino UNO R3 by oono
- **How much does it cost?** $2002 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/526575318-oono-ultra-small-green-gpio-terminal-block-breakout-board-module)

## 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

- • **Complete DIY Kit:** Includes 2 breakout modules, nylon standoffs, nuts, and a screwdriver—everything you need to upgrade your Arduino setup.
- • **Plug & Play Stability:** Firmly locks to Arduino UNO R3 with nylon standoffs and nuts—no wobble, no hassle.
- • **Precision Engineering:** 2.54mm terminal pitch and M1.6 steel screws ensure rock-solid, reliable connections every time.
- • **Premium Build Quality:** Durable FR-4 fiberglass PCB with dual copper layers for enhanced conductivity and longevity.
- • **Versatile Wire Compatibility:** Supports 28AWG to 18AWG wires with optimal 4.5mm strip length for seamless integration.

## Overview

The OONO Ultra-Small Green GPIO Terminal Block Breakout Board Module is a precision-engineered accessory designed for Arduino UNO R3 users. Featuring a 2.54mm terminal pitch, M1.6 steel screws, and a durable dual-layer FR-4 PCB, it guarantees stable, reliable connections. The kit includes two breakout modules, nylon standoffs, nuts, and a screwdriver, enabling a secure, wobble-free setup that supports a wide wire gauge range (28AWG to 18AWG). Perfect for professionals and makers seeking a compact, high-quality solution to streamline their Arduino projects.

## Description

1, The item has been soldered and assembled. Support for Arduino Uno R3. 2, 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. 3, FR-4 fiber glass PCB, dual copper layers. 4, Pin header connect to Arduino board. The breakout board is firmly fixed to Arduino-Uno through standoffs and nut, and will not shake. 5, 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).

Review: Excelente producto y más para la interconexión de Arduino con dispositivos y de esta manera los cables no se mueven
Review: Toutefois, le tournevis joint est de mauvaise qualité, aprés quelques vis serrées il est tordu et inutilisable

## 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 |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 96,601 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 159 in IO Modules |
| Colour | Green |
| Customer Reviews | 4.6 4.6 out of 5 stars (96) |
| Date First Available | 11 Dec. 2019 |
| Item Package Quantity | 1 |
| Item Weight | 9 g |
| Item model number | MD-D1408-1 |
| Manufacturer | CZH-LABS |
| Material | Alloy Steel, Copper, Nylon |
| Part number | MD-D1408-1 |
| Plug profile | PCB Mount |
| Product Dimensions | 6.35 x 6.35 x 2.84 cm; 9 g |
| Teeth Per Inch | 2.54 Millimetres |

## Product Details

- **Brand:** OONO
- **Colour:** Green
- **Connector type:** Screw
- **Gauge:** 28.0
- **Item pitch:** 2.54 Millimetres
- **Manufacturer:** CZH-LABS
- **Material:** Alloy Steel, Copper, Nylon
- **Mounting type:** PCB Mount
- **Number of contacts:** 8
- **Number of poles:** 8

## Images

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by E***S on 5 February 2026*

Excelente producto y más para la interconexión de Arduino con dispositivos y de esta manera los cables no se mueven

### ⭐⭐⭐⭐⭐ Review
*by M***T on 29 October 2024*

Toutefois, le tournevis joint est de mauvaise qualité, aprés quelques vis serrées il est tordu et inutilisable

### ⭐⭐⭐⭐⭐ Review
*by T***P on 28 January 2026*

Very good breakout board for Arduino. Makes hobby projects easy.

## 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.mx/products/526575318-oono-ultra-small-green-gpio-terminal-block-breakout-board-module](https://www.desertcart.mx/products/526575318-oono-ultra-small-green-gpio-terminal-block-breakout-board-module)

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-03-07*