--- product_id: 512994125 title: "Teensy 4.1 Lockable Version USB Development Board Without Ethernet (No Pins)" brand: "3dmakerworld" price: "HK$375" currency: HKD in_stock: true category: "3 D Maker World" url: https://www.desertcart.hk/products/512994125-teensy-4-1-lockable-version-usb-development-board-without-ethernet store_origin: HK region: Hong Kong --- # 600 MHz ARM Cortex-M7 USB programmable Lockable for secure dev Teensy 4.1 Lockable Version USB Development Board Without Ethernet (No Pins) **Brand:** 3dmakerworld **Price:** HK$375 **Availability:** ✅ In Stock ## Summary > ⚡ Lock in speed and security — the ultimate dev board for next-level creators! ## Quick Answers - **What is this?** Teensy 4.1 Lockable Version USB Development Board Without Ethernet (No Pins) by 3dmakerworld - **How much does it cost?** HK$375 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/512994125-teensy-4-1-lockable-version-usb-development-board-without-ethernet) ## Best For - 3dmakerworld enthusiasts ## Why This Product - Trusted 3dmakerworld brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Arduino IDE Compatible:** Program effortlessly using the popular Arduino IDE with Teensyduino add-on, making advanced coding accessible. - • **Compact Yet Expandable:** Small 2.4" x 0.7" footprint with solder locations for additional memory chips, perfect for space-conscious pros. - • **Secure Your Innovations:** Lockable design ensures your development projects stay protected from unauthorized access. - • **Blazing Fast Performance:** Powered by the NXP iMXRT1062 at 600 MHz, the fastest microcontroller on the market for lightning-quick prototyping. - • **Breadboard Friendly Design:** All general purpose I/O pins brought to the edges for seamless integration with breadboards and custom circuits. ## Overview The Teensy 4.1 Lockable Version is a compact, high-performance USB development board featuring the fastest ARM Cortex-M7 processor at 600 MHz. Designed without Ethernet but with all general purpose I/O pins accessible on breadboard-friendly pads, it supports secure development with a lockable chassis. Compatible with Arduino IDE via Teensyduino, it offers expandability through solder points for extra memory, making it a top choice for professional developers seeking speed, security, and flexibility. ## Description Teensy 4.1 features the fastest microcontroller and an expanded set of powerful peripherals in a 2.4 by 0.7 inch form factor. It's designed to bring all general purpose I/O pins to breadboard friendly pads on the outside edges. Additionally, the bottom side of Teensy 4.1 has locations to solder 2 memory chips. This board is lockable for secure development.Item SpecificsSize: 2.4" x 0.7"ARM Cortex-M7 processor at 600 MHzRecommended Accessories (not included): USB Cable, Pins 24x1 (2), 8MB PSRAM, USB Host CableNote: This board cannot be used with ethernet capabilities. Due to microchip shortages, the ethernet chip has been removed from this board. ## Features - Designed to bring all general purpose I/O pins to breadboard friendly pads on the outside edges - This board DOES NOT feature the Ethernet option, the ethernet chip has been removed from this board. - Can be programmed using the Arduino IDE with Teensyduino add-on - NXP iMXRT1062 chip, the fastest microcontroller available today - Lockable for secure development ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BVY48V2L | | Best Sellers Rank | #220 in Single Board Computers (Computers & Accessories) | | Brand | 3DMakerWorld | | Built-In Media | Microprocessor Module | | Compatible Devices | [Inferred: Devices with compatible ports and communication protocols, such as USB, SPI, I2C, and CAN Bus] | | Connectivity Technology | USB | | Customer Reviews | 5.0 5.0 out of 5 stars (8) | | Item Dimensions L x W x H | 2.4"L x 0.7"W x 0.18"H | | Manufacturer | PJRC | | Memory Storage Capacity | 8 MB | | Mfr Part Number | TEENSY41-NE-LOCK | | Model Name | Teensy41_NE | | Model Number | TEENSY41-NE-LOCK | | Operating System | Linux | | Processor Brand | NXP | | Processor Count | 1 | | Processor Speed | 600 MHz | | RAM Memory Installed | 8 MB | | RAM Memory Technology | PSRAM | | Total Usb Ports | 1 | | UPC | 724376598755 | | Warranty Description | 30 day refund or replacement | ## Product Details - **Brand:** 3DMakerWorld - **CPU Speed:** 600 MHz - **Memory Storage Capacity:** 8 MB - **Model Name:** Teensy41_NE - **Ram Memory Installed Size:** 8 MB ## Images ![Teensy 4.1 Lockable Version USB Development Board Without Ethernet (No Pins) - Image 1](https://m.media-amazon.com/images/I/514-NjK0AEL.jpg) ## Frequently Bought Together - 3DMakerWorld Teensy 4.1 Lockable Version USB Development Board Without Ethernet (No Pins) - Treedix Breakout Board Module with Pin Board for Teensy 4.1/3.5/3.6 Compatible with Arduino - MCIGICM 10pcs Male Header Pin, 40 Pin Header Strip (2.54 mm) for Arduino Connector --- ## 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.hk/products/512994125-teensy-4-1-lockable-version-usb-development-board-without-ethernet](https://www.desertcart.hk/products/512994125-teensy-4-1-lockable-version-usb-development-board-without-ethernet) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-05-20*