--- product_id: 87003293 title: "OctoWS2811 Adapter for Teensy 3.x & 4.x - LED Driver" brand: "teensy" price: "€ 35.63" currency: EUR in_stock: true category: "Teensy" url: https://www.desertcart.be/products/87003293-octows2811-adapter-for-teensy-3-x-and-4-x-led store_origin: BE region: Belgium --- # 1A current power boost RJ45 seamless connectivity Dual USB ports multitasking OctoWS2811 Adapter for Teensy 3.x & 4.x - LED Driver **Brand:** teensy **Price:** € 35.63 **Availability:** ✅ In Stock ## Summary > ⚡ Light up your projects with power and precision — don’t get left in the dark! ## Quick Answers - **What is this?** OctoWS2811 Adapter for Teensy 3.x & 4.x - LED Driver by teensy - **How much does it cost?** € 35.63 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/87003293-octows2811-adapter-for-teensy-3-x-and-4-x-led) ## Best For - teensy enthusiasts ## Why This Product - Trusted teensy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sleek & Subtle:** Matte black finish blends effortlessly into any professional or creative electronics environment. - • **Expand Your Setup:** Dual USB ports let you connect multiple devices simultaneously, maximizing your workspace efficiency. - • **Plug & Play Precision:** RJ45 connector ensures ultra-reliable, high-bandwidth signal transmission with minimal interference. - • **Power Your Creativity:** Delivers a robust 1 amp current to fuel your Teensy 3.x & 4.x LED projects without compromise. - • **Featherlight Flexibility:** At just 0.07 pounds, this adapter is ultra-portable and easy to integrate into complex builds. ## Overview The OctoWS2811 Adapter for Teensy 3.x & 4.x is a high-performance LED driver board designed to power thousands of LEDs with a stable 1 amp current. Featuring a 74HCT245 buffer chip, 100 ohm impedance matching resistors, and CAT6 Ethernet cable connectivity via RJ45 ports, it ensures minimal signal interference and easy disconnection. Compatible with Teensy 3.2, 3.5, 3.6, and 4.1 boards, this lightweight, black-finished adapter supports dual USB connections, making it an essential tool for professional-grade LED projects. ## Description This adapter board connects Teensy 3.2 - Teensy 4.1 to thousands of LEDs using the OctoWS2811 Library.The adapter features a 74HCT245 buffer chip and 100 ohm impedance matching resistors. CAT6 Ethernet cable is used from this board to the LED strips. CAT6 cable is designed for very high bandwidth, minimal cross-talk between twisted pairs, and 100 ohm impedance, for a very high quality signal. The RJ-45 network jacks allow your LED array to be easily disconnected from the electronics.Teensy 3.x is added on top of the adapter using stacking header pins, or a header and socket pair if you wish to be able to remove the Teensy 3.x board. This adapter can also be used with the larger Teensy 3.5, 3.6, 4.1 boards using double insulator pins and sockets. Together, these are tall enough to allow the longer board with SD socket to overhang the RJ-45 connectors. ## Features - Adaptor For Teensy 3.2: This adaptor provides 1 amp of current to power your Teensy 3.2 project. - RJ45 Connector: The RJ45 connector allows you to easily connect your Teensy 3.2 to your computer or other devices. - 2 Ports: The adaptor has 2 USB ports to allow you to connect multiple devices at once. - Black Color: The black color of the adaptor blends in with most electronics setups. - Lightweight: Weighing only 0.07 pounds, this adaptor is lightweight and easy to use. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07HBPGNDN | | Best Sellers Rank | #2,014 in Single Board Computers (Computers & Accessories) | | Brand | Teensy | | Color | Black | | Compatible Devices | Teensy 3.2, Teensy 4.1, LED strips (T568A, T568B) | | Connector Type | RJ45 | | Current Rating | 1 A | | Customer Reviews | 4.9 4.9 out of 5 stars (70) | | Finish | Black | | Input Voltage | 5 volts | | Item Weight | 1.12 ounces | | Manufacturer | PJRC | | Mfr Part Number | OCTO28_ADAPTOR | | Model Number | 8541585791 | | Number of Items | 1 | | Number of Ports | 2 | | Package Quantity | 1 | | Power Plug Type | No Plug | | UPC | 714833879503 | | Unit Count | 1 Count | | Warranty Type | Limited | ## Product Details - **Brand:** Teensy - **Color:** Black - **Compatible Devices:** Teensy 3.2, Teensy 4.1, LED strips (T568A, T568B) - **Connector Type:** RJ45 - **Finish Type:** Black ## Images ![OctoWS2811 Adapter for Teensy 3.x & 4.x - LED Driver - Image 1](https://m.media-amazon.com/images/I/61Rbevrh8zL.jpg) ## Questions & Answers **Q: Does this work with the teensy 4.0?** A: Yes ## Frequently Bought Together - OctoWS2811 Adapter for Teensy 3.x & 4.x - LED Driver - BTF-LIGHTING WS2812B RGB IC Pure Gold 5050SMD Individually Addressable 8X32 256 Pixels LED Matrix DC5V Flexible FPCB Full Color Image Video Text Display Light IP30(No Adapter or Controller) - ADRESUNO WS2812B LED Strip Individual Addressable Light SMD 5050 144Pixels RGB Pixel Strip DC5V (3.2FT 144LEDS Non-Waterproof, Black PCB) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/87003293-octows2811-adapter-for-teensy-3-x-and-4-x-led](https://www.desertcart.be/products/87003293-octows2811-adapter-for-teensy-3-x-and-4-x-led) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-09-20*