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Meshnology N40 - ESP32 Expansion Board for ESP32/ESP32-S3 Core Modules

$12.99 USD

1. Wide Power Input Support – DC 5.5×2.1 interface, supports 7–12V input (recommended 12V/2A stable power supply).

2. Full IO Breakout Design – 2.54mm headers expose all ESP32 / ESP32-S3 GPIO, power, and reset pins.

3. Industrial Screw Terminals – KF terminal blocks for secure and vibration-resistant wiring connections.

4. Integrated Level Shifting – Built-in TI TXS0108EPWR high-speed level shifter (up to 60 Mbps).

5. Real-Time IO Indicators – Onboard LED indicators for instant GPIO status monitoring.

6. Developer-Friendly Layout – Clean pin mapping optimized for debugging and expansion.

In The Box: 1 × N40 ESP32 Breakout Board, 1 × 12V / 2A Power Adapter, Optional: ESP32 WROOM Core Board, Optional: ESP32S3 WROOM Core Board, Optional: YD-ESP32-S3 N16R8 Core Boar.

Taille: 1 PCS

1 PCS 2 PCS

Meshnology N40 - ESP32 Expansion Board for ESP32/ESP32-S3 Core Modules

Carte d’extension N40 ESP32 pour modules principaux ESP32/ESP32-S3

La carte d’extension N40 ESP32 est conçue pour simplifier le développement ESP32/ESP32-S3 avec un accès facile à toutes les broches d’E/S, une alimentation fiable et des options de câblage pratiques pour le prototypage et le déploiement.

Caractéristiques principales

Entrée d'alimentation : Prise DC-5.5*2.1, compatible avec un adaptateur secteur 7–12V/2A (12V/2A recommandé)
IO Expansion: 2.54mm pitch headers and sockets for all ESP32/ESP32-S3 IO pins, power, reset
KF Terminals: 2.54mm pitch, screw-secured for direct wire connections
LED Indicators: Yellow-green LEDs connected to IO pins for easy status monitoring
Conversion de niveau IO : Circuit intégré TI TXS0108EPWR prenant en charge jusqu’à 60 Mbps

Dimensions

Board Size: 87.00 × 80.00 × 12.00 mm
Espacement des trous de fixation : 80,20 × 73,20 mm (trous de vis de 3 mm)

Plage de températures

Température de fonctionnement : -20℃ ~ 70℃

Hardware Interfaces

Interface d’alimentation : Prise DC-5.5*2.1 pour adaptateur 12V
Header/Socket: 2.54mm pitch for IO, power, and reset lines
KF Terminal Blocks: Screw-type 2.54mm pitch for direct wiring
Indicateurs LED : Affichent l'état des broches IO en temps réel

Ports d’extension E/S

J1, J3, J9 : Toutes les broches d’E/S, d’alimentation et d’activation côté gauche depuis la carte principale
J2, J4, J10: All right-side IO, power, and communication pins

Power Supply Details

Tension d’entrée : 7–12V/2A
Type de connecteur : DC-5.5*2.1 compatible

Inclus dans le colis

Carte d’extension ESP32 × 1
12V/2A Power Adapter × 1
ESP32 WROOM Core Board (optional)
Carte principale ESP32-S3 WROOM (optionnelle)
YD-ESP32-S3 N16R8 Core Board (optional)

Specification

Item	Specification
Board Dimensions	87.0 × 80.0 × 12.0 mm
Mounting Hole Spacing	80.2 × 73.2 mm (3 mm standard screws)
Operating Temperature	-20°C ~ 70°C
Power Input	DC 5.5×2.1, 7–12V / 2A
IO Interface	2.54mm pitch headers for GPIO / power / reset
Terminal Block	2.54mm KF screw terminals for direct wiring
Level Shifter	TI TXS0108EPWR (high-speed bidirectional)
Indicators	Per-channel IO status LEDs

Warranty & After-Sales

Many of our products are handcrafted, which may result in minor variations or imperfections. If you experience any quality-related issues withinone year of purchase, we will offer afull refund or a replacement shipment. Please contact our support team with photos or videos of the issue, and we will assist you accordingly.

Technical Support & Resources

Meshnology N40 - ESP32 Expansion Board for ESP32/ESP32-S3 Core Modules 1

User Manual

Meshnology N40 - ESP32 Expansion Board for ESP32/ESP32-S3 Core Modules 2

Certification

Meshnology N40 - ESP32 Expansion Board for ESP32/ESP32-S3 Core Modules 3

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FAQ

1.How can I make a payment?

We currently support the following payment methods:

PayPal: Secure and convenient online payment option.
Credit Card Payments: We accept VISA, Mastercard, AMEX, Discover, JCB, and other major credit cards.
Bank Transfer: If you require wholesale purchases or wish to place a purchase order, please contact us. We will provide you with our bank account details and an invoice for your transaction.

2.How can I use a discount code or get a special discount offer?

Please enter the corresponding discount code in the designated field at the top right of the checkout page and click "Apply." Please note that different discount codes may have varying applicable products, usage limitations, and expiration dates.
For purchase orders, we offer exclusive discounts. Please contact our customer support team at sales@meshnology.com to receive a custom quote.

3.What shipping methods do you use, and how long does shipping take?

We use different shipping methods depending on the destination country.
United States: We use Amazon Logistics, YanWen, and other shipping providers. Delivery times typically range from 3-14 business days.
Other Countries: Shipping methods vary depending on local availability, with most shipments arriving within 7-14 business days.
Please note that shipping times may vary based on the remoteness of the shipping address.

4.What is expedited shipping service?

Expedited shipping is a premium service we offer for faster package delivery.
We work with DHL, UPS, FedEx, and other reliable carriers to ship your order.
For most countries, expedited shipping delivery time is approximately 5-7 business days.

5.How can I return or exchange an item?

Please contact our support team and provide pictures or videos of the product. We will then provide you with the return warehouse address. Once we receive and verify the returned product, we will process your refund or exchange accordingly.

6.How long does it take to receive a refund?

Once we receive the returned product, we will process your refund within 3 business days.
However, your bank may take 1-3 business days to complete the transaction, meaning the refund may not appear in your account immediately and could take a few business days to reflect.

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Meshnology N40 - ESP32 Expansion Board for ESP32/ESP32-S3 Core Modules

Meshnology N40 - ESP32 Expansion Board for ESP32/ESP32-S3 Core Modules