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If you searched for Teensy microcontroller boards, the main options here are:
- Teensy 4.0 — 600 MHz ARM Cortex‑M7, compact footprint ($36.05)
- Teensy 4.1 — 600 MHz Cortex‑M7 with a larger board/expandability (headers/expansion ecosystem) ($56.95)
- Teensy 3.5 — 120 MHz ARM Cortex‑M4, a solid older-gen option ($57.40)
Production / copy-protection variants
- Teensy 4.0 Lockable Development Board — 600 MHz with lockable/code security focus ($40.95)
- Teensy 4.1 Lockable Microcontroller Board — 600 MHz with lockable/code security focus ($54.20)
Popular add-ons & adapters (if you already have a Teensy)
- SparkFun Qwiic Shield for Teensy — adds 4x Qwiic (I²C) connectors for fast sensor hookups ($8.60)
- SparkFun Qwiic Shield for Teensy - Extended — extended fit for Teensy 4.1/3.6/3.5, 4x Qwiic ports ($9.90)
- Teensy to Arduino R3 Shield Adapter — use Arduino R3 shields with a Teensy ($28.60)
- OctoWS2811 Adapter for Teensy 3.x & 4.x — built for driving large WS2811/WS2812/NeoPixel LED installs ($17.20)
- Teensy Audio Adapter Board (Rev D) — add 16-bit / 44.1 kHz audio features to Teensy audio projects ($17.70)
- USB Host Cable for Teensy 4.1 and 3.6 — adapts the USB host header to a USB-A female port ($4.95)
Ethernet (Teensy 4.1)
- Ethernet Kit for Teensy 4.1 — add wired Ethernet hardware for Teensy 4.1 ($7.15)
- Ethernet Adapter for Teensy 4.1 — single-board Ethernet add-on approach for Teensy 4.1 ($9.75)
Teensy in the MicroMod ecosystem
- SparkFun MicroMod Teensy Processor — Teensy-class iMXRT1062 on MicroMod (M.2) connector ($53.85)
- SparkFun MicroMod Teensy Processor with Copy Protection — MicroMod Teensy with copy protection ($64.75)
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Showing 21-40 of 54 products · 6 unavailable products hidden
Teensy PT8211 Audio Kit
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Add 16-bit stereo audio output to a Teensy project with this DIY audio adapter kit built around the PT8211 digital-to-analogue converter (DAC). It is designed as a clean, high-fidelity sound source for audio-based builds using the Teensy Audio Library.The adapter provides a true stereo, line-leve...
Ethernet Adapter for Teensy 4.1
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This adapter makes it straightforward to add a wired Ethernet connection to a Teensy 4.1. It brings the functionality of the Ethernet Kit for Teensy 4.1 onto a single board, helping you get a network-capable setup together with less assembly.The tricky parts are already taken care of, with the RJ...
Teensy 3.x Feather Adapter
The Teensy 3.x Feather Adapter rearranges the pins of a Teensy 3.x board to match the Adafruit Feather form factor and pinout. This allows the Teensy to work with the full range of FeatherWing add-ons — motor drivers, GPS modules, LED matrices, OLEDs, and more. The adapter also includes a built-...
Teensy Stackable Header Kit (Extended)
These headers are made to work with the Teensy 4.1, Teensy 3.6, and Teensy 3.5 development boards. Each set of headers allows for your Teensy to be easily incorporated into a breadboard circuit or attach a shield on top of the board. This kit includes three headers (two 24-pin, and one 5-pin), en...
2x3-pin 2mm PTH Header Pins and Socket for Teensy 4.1 Ethernet
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This header pin and socket set is intended for connecting the Ethernet pins on a Teensy 4.1 to a custom circuit board.The socket is designed to be soldered to the bottom side of the Teensy 4.1, making it useful when you need a neat board-to-board connection for a custom PCB design.Specifications:...
Audio Adapter Board for Teensy 4.0
This audio adaptor lets you easily add high quality 16 bit, 44.1 kHz sample rate (CD quality) audio to your projects with Teensy 4.0 (Rev D). It supports stereo headphone and stereo line-level output, and also stereo line-level input or mono microphone input. The Teensy Audio Library lets...
Teensy Header Kit
These headers are made to work with the Teensy 3.2 and Teensy LC development boards. Each kit of headers makes your Teensy breadboard compatible and will allow for stacking a Teensy and Teensy-compatible shield board. This kit includes five headers (two 13-pin, one 7-pin, one 3-pin, and one 2x...
SmartMatrix SD Shield v3 - for Teensy 3.2
The SmartLED Shield (V4) provides a simple, solder-free way to connect a Teensy 3.2, Teensy 3.5, or Teensy 3.6 to HUB75 RGB LED Matrix Panels. Just plug in your Teensy, connect your panel, and start displaying graphics, patterns, or animated GIFs using the SmartMatrix Library. The shield include...
ESP-PSRAM64H Chip - 64 Mbit Serial Psuedo SRAM - 3.3V 133 MHz
The ESP-PSRAM64H is a 64 Mbit (8 MB) serial pseudo SRAM chip in a compact SOIC-8 package. It provides fast, unlimited read/write external memory for microcontrollers like the ESP32 and Teensy 4.1, which have dedicated PSRAM pads or memory-mapping support for seamless integration. Unlike flash or...
Teensy Audio Adapter Board (Rev D)
This is the Teensy Audio Adapter Board that can be added to a Teensy 4.0 for your next audio project. The shield provides you with an easy-to-use tool to add high quality 16 bit, 44.1 kHz sample rate audio to your Teensy. With the audio library you will be able to use both the input and outp...
Teensy Audio Tutorial Extra Parts Kit
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This kit gathers the small supporting parts needed to complete projects from the official Teensy Audio Tutorial. It is intended for makers who already have a Teensy board and the main audio adapter, but still need the specific buttons, potentiometers and connectors used in the tutorial builds.Ins...
Adafruit Trinket - 5V
The Adafruit Trinket 5V is a tiny microcontroller board built around the Atmel ATtiny85 processor. At just 27mm × 15mm, it's small enough to fit into virtually any project and affordable enough to dedicate to a single build. Program it via the Arduino IDE over the Micro-USB connector — no separat...
Audio Adapter Board for Teensy 3.0 - 3.2, 3.5 and 3.6
This audio adapter lets you easily add high quality 16 bit, 44.1 kHz sample rate (CD quality) audio to your projects with a Teensy 3.2, 3.5 or 3.6. It supports stereo headphone and stereo line-level output, and also stereo line-level input or mono microphone input.The audio chip connects to Te...
Adafruit CAN Pal - CAN Bus Transciever
The Adafruit CAN Pal is a CAN bus transceiver breakout for microcontrollers that have a native CAN peripheral. It converts 3.3V logic-level CAN TX/RX signals to the differential signalling required for the CAN bus. This is a transceiver only — it does not include a CAN controller, so your microco...
MLX90640 32x24 IR Array Sensor - 55° FOV
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The MLX90640 is a fully calibrated thermal IR array sensor with 32x24 pixels, giving you 768 FIR pixels for non-contact temperature sensing. It uses a digital I2C interface and comes in an industry standard 4-lead TO39 package.An ambient sensor is integrated to measure the chip temperature, along...
Teensy Audio Adaptor Board
NOT COMPATIBLE WITH THE TEENSY 4. For compatible version, see Teensy Audio Adaptor Board (Revision D)This is the Teensy Audio Adapter Board that can be added to a Teensy 3.0, 3.1, 3.2, 3.5 or 3.6 for your next audio project. The shield provides you with an easy-to-use tool to add high qualit...
Straight Male Header - Gold Plated, PTH, 0.1in, 24-Pin
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This is a single-row strip of straight male breakaway header pins, useful for adding standard through-hole connections to development boards and maker projects.The header uses standard 0.1" (2.54mm) spacing and comes in a 24x1 format. This size is normally used with Teensy 3.5, Teensy 3.6 or Teen...
Electret Condenser Microphone with Washer
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Add reliable audio input to your digital signal processing projects with this electret condenser microphone and stand-off washer. It has been selected for compatibility with the popular Teensy Audio Adaptor.The included custom laser-cut washer helps with convenient flush mounting directly to the ...
Straight Male Header - 14 Pin, Gold Plated, 2.54mm
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This is a single-row straight male header with 14 breakaway pins on standard 0.1 inch (2.54mm) spacing. It is suited to through-hole prototyping, module headers and breadboard-friendly maker projects.The 14x1 format is commonly used with Teensy 3.2 and Teensy 4.0 boards. If you are fitting header...
Prop Shield With Motion Sensors
The Prop Shield is meant for making interactive light and sound effects on small handheld props and wearable costumes. Motion Sensors - Allows motion interactive light & sound. Audio Amplifier - Clear quality audio output to a small speaker. Fast LED Driver - Drive APA102 / Dotstar LEDs fo...
