---
product_id: 379849021
title: "Teensy 4.1 (With Ethernet, Without Pins) Developer Pack"
brand: "pjrc"
price: "₩160606"
currency: KRW
in_stock: true
category: "Pjrc"
url: https://www.desertcart.kr/products/379849021-teensy-4-1-with-ethernet-without-pins-developer-pack
store_origin: KR
region: South Korea
---

# 600 MHz ARM Cortex-M7 powerhouse 10/100 Mbit Ethernet for seamless connectivity 8 MB QSPI Flash + dual PSRAM chips Teensy 4.1 (With Ethernet, Without Pins) Developer Pack

**Brand:** pjrc
**Price:** ₩160606
**Availability:** ✅ In Stock

## Summary

> 🚀 Power your innovation with Teensy 4.1 – where speed meets connectivity!

## Quick Answers

- **What is this?** Teensy 4.1 (With Ethernet, Without Pins) Developer Pack by pjrc
- **How much does it cost?** ₩160606 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/379849021-teensy-4-1-with-ethernet-without-pins-developer-pack)

## Best For

- pjrc enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Storage:** Built-in Micro SD socket with SDIO interface supports high-speed data logging and media storage.
- • **Robust Connectivity:** Integrated 10/100 Mbit Ethernet PHY ensures reliable, high-speed network access out of the box.
- • **Versatile I/O Arsenal:** 55 total I/O pins including 35 PWM, 18 analog inputs, and 8 serial ports for ultimate hardware flexibility.
- • **Blazing Fast Processing:** 600 MHz ARM Cortex-M7 core delivers desktop-class speed for your most demanding projects.
- • **Massive Memory Expansion:** Dual PSRAM chips plus 8 MB QSPI flash provide ample space for complex applications and data buffering.

## Overview

The Teensy 4.1 Developer Pack (Without Pins) is a high-performance microcontroller board featuring a 600 MHz ARM Cortex-M7 CPU, integrated 10/100 Mbit Ethernet, dual PSRAM chips, and 8 MB QSPI flash memory. Designed for advanced prototyping, it offers 55 versatile I/O pins, multiple serial ports, and a Micro SD socket, making it ideal for complex embedded applications requiring speed, connectivity, and extensive memory.

## Description

Technical Specifications - 10/100 Mbit DP83825 PHY Ethernet - USB Host (5 Pins w/ Power Management) - Micro SD Socket SDIO (4 Bit Data) - 35 PWM Pins - 18 Analog Inputs - 8 Serial Ports - 8 Mbyte Flash Memory - QSPI Memory (2 Chips Plus Program Memory) - 42 Breadboard Friendly I/O - 7 Bottom SMT Pad Signals - 6 SD Card Signals - 55 Total IO Pins

## Features

- Teensy 4.1 (Without Pins)
- Includes two (2) PSRAM Chips and one (1) Ethernet Kit for Teensy 4.1
- Teensy 41 (Without Pins)
- Includes two (2) PSRAM Chips and one (1) Ethernet Kit for Teensy 41

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08P4BZPFH |
| Best Sellers Rank | #45,036 in Computers ( See Top 100 in Computers ) #27 in Barebone PCs |
| Item model number | TEENSY41_DP |
| Manufacturer | Teensy |
| Package Dimensions | 18.3 x 11.7 x 1.3 cm; 31 g |

## Product Details

- **Brand:** PJRC
- **CPU model:** ARM Cortex A-9
- **CPU speed:** 600 MHz
- **Memory storage capacity:** 8 MB
- **Model name:** Teensy 4.1

## Images

![Teensy 4.1 (With Ethernet, Without Pins) Developer Pack - Image 1](https://m.media-amazon.com/images/I/81uCn4qtr5L.jpg)

## Frequently Bought Together

- Teensy 4.1 (Without Pins) Developer Pack
- 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

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**Shop now:** [https://www.desertcart.kr/products/379849021-teensy-4-1-with-ethernet-without-pins-developer-pack](https://www.desertcart.kr/products/379849021-teensy-4-1-with-ethernet-without-pins-developer-pack)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-20*