---
product_id: 379849021
title: "Teensy 4.1 (With Ethernet, Without Pins) Developer Pack"
brand: "pjrc"
price: "$U5368"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/379849021-teensy-4-1-with-ethernet-without-pins-developer-pack
store_origin: UY
region: Uruguay
---

# 600 MHz ARM Cortex-M7 CPU 10/100 Mbit Ethernet PHY 8 MB Flash + Dual PSRAM Chips Teensy 4.1 (With Ethernet, Without Pins) Developer Pack

**Brand:** pjrc
**Price:** $U5368
**Availability:** ✅ In Stock

## Summary

> 🚀 Power your next-gen innovations 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?** $U5368 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/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

- • **Compact Yet Powerful:** Lightweight 31g design with breadboard-friendly layout to accelerate prototyping.
- • **Versatile I/O Arsenal:** 55 total I/O pins including 35 PWM and 18 analog inputs for ultimate hardware flexibility.
- • **Blazing Fast Processing:** Harness the power of a 600 MHz ARM Cortex-M7 for lightning-speed development.
- • **Massive Memory Expansion:** Dual PSRAM chips plus 8 MB flash memory for handling complex, data-heavy applications.
- • **Seamless Network Integration:** Built-in 10/100 Mbit Ethernet PHY keeps your projects connected and future-ready.

## 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 PHY, dual PSRAM chips, and 8 MB flash memory. With 55 versatile I/O pins, including PWM and analog inputs, plus USB host and micro SD support, it’s engineered for advanced embedded projects demanding speed, connectivity, and memory in a compact 31g form factor.

## Description

Teensy 4.1 (With Ethernet, Without Pins) Developer Pack

## 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 |
|---------------|-------|
| Brand | Teensy |
| Package Dimensions | 18.3 x 11.7 x 1.3 cm; 31 g |
| Item model number | TEENSY41_DP |
| Manufacturer | PJRC |
| Are Batteries Included | No |
| Item Weight | 31 g |

## Product Details

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

## Images

![Teensy 4.1 (With Ethernet, Without Pins) Developer Pack - Image 1](https://m.media-amazon.com/images/I/81uCn4qtr5L.jpg)
![Teensy 4.1 (With Ethernet, Without Pins) Developer Pack - Image 2](https://m.media-amazon.com/images/I/41MXBdz99fL.jpg)
![Teensy 4.1 (With Ethernet, Without Pins) Developer Pack - Image 3](https://m.media-amazon.com/images/I/41QuEmtFa6L.jpg)
![Teensy 4.1 (With Ethernet, Without Pins) Developer Pack - Image 4](https://m.media-amazon.com/images/I/21dx7RuPw4L.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.uy/products/379849021-teensy-4-1-with-ethernet-without-pins-developer-pack](https://www.desertcart.uy/products/379849021-teensy-4-1-with-ethernet-without-pins-developer-pack)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-01-22*