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⚡️ Tiny board, massive control — power your Arduino projects like a pro!
The Ultra-Small GPIO Terminal Block Breakout Board Module by OONO is a precision-engineered, pre-assembled accessory tailored for Arduino Mega-2560 users. Featuring a 2.54mm pitch, durable M1.6 steel screws, and dual-layer FR-4 fiberglass PCB, it offers reliable, vibration-resistant connections. Compatible with wire sizes from 28AWG to 18AWG, it comes with a full mounting kit including nylon standoffs and a screwdriver, making it an essential compact solution for professional-grade prototyping and circuit management.







| ASIN | B08XVMBR6P |
| Best Sellers Rank | #72,381 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #97 in Ground Circuit Terminal Blocks |
| Brand Name | OONO |
| Color | Green |
| Connector Type | Screw |
| Customer Reviews | 4.5 4.5 out of 5 stars (72) |
| Global Trade Identification Number | 06954525591878 |
| Item Dimensions W x H | 4.1"W x 1.13"H |
| Manufacturer | CZH-LABS |
| Material Type | Nylon, Steel |
| Model | MD-D1409-1 |
| Mounting Type | PCB Mount |
| Number Of Contacts | 9 |
| Number Of Poles | 2 |
| Number of Items | 3 |
| Number of Positions | 51 |
| Part Number | MD-D1409-1 |
| Pitch | 2.54 millimeters |
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