SEEED STUDIO 103030029 Raspberry Pi Relay Board Hat V1.0 4-CHANNEL I2C

( Brand: Seeed Studio ), ( Manufacturer Part Number: 103030029 ), ( Part Type: Board ), ( Current Type: Ac/dc ), ( Application: Switching / Automation / Control )

Review SEEED STUDIO Raspberry Pi Relay Board V1.0 4-channel I2c Hat

The Seed Studio 103030029 Raspberry Pi Relay Board V1.0 is a versatile and practical Input-Output (I2C) Hardware Add-on (HAT) designed specifically for Raspberry Pi users seeking to control electrical appliances or systems using their Raspberry Pi. This 4-channel I2C relay board supports bidirectional data transfer over the I2C bus, enabling seamless communication between the Raspberry Pi and the relay module.

Each channel on the board accommodates a single-pole, single-throw (SPST) relay with a coil voltage rating of 5V DC and a maximum current handling capacity of 30V AC or 250V DC. The board also features a built-in diode to protect against inductive load back-EMF. This makes the Seed Studio Raspberry Pi Relay Board suitable for controlling various low-power appliances like lights, pumps, fans, and other electrical devices.

The board boasts a compact size, measuring 80mm x 56mm, which makes it an excellent choice for space-constrained projects. It includes four 2.54mm pitch headers for relay control, one 4-pin I2C interface header, and one 10-pin GPIO header for power and ground connections. The I2C header pins are labeled to facilitate easy identification and connection.

The Seed Studio Raspberry Pi Relay Board V1.0 comes with a flexible and user-friendly design, allowing users to switch between various operating modes (latching or momentary) by adjusting the relevant jumper settings. It also supports both fixed and floating ground configurations depending on the user's specific setup.

This I2C relay board is an essential tool for individuals working on projects involving automation, home automation, weather stations, security systems, or any other application requiring the control of external devices using a Raspberry Pi. Its high-quality components, ease of use, and compatibility with popular software like Python and WiringPi make it an ideal choice for makers, hobbyists, and professionals alike.

The Seed Studio 103030029 Raspberry Pi Relay Board V1.0 is a 4-channel I2C HAT (Hardware Attached on Top) designed to work with the Raspberry Pi for controlling electrical appliances and circuits. Below are the pros and cons of buying this relay board.

1. Easy to use: This relay board is compatible with the Raspberry Pi and can be easily connected using the I2C interface. No additional software or drivers are required for basic operation.

2. Versatile: The relay board can be used to control various electrical appliances and circuits, making it suitable for a wide range of projects.

3. Durable: The board is made of high-quality components and is designed to withstand heavy usage.

4. Affordable: Compared to other similar relay boards, this one is relatively affordable.

5. Compact: The board is small in size, making it easy to integrate into projects where space is limited.

1. Limited current capacity: The relay board can only handle a maximum current of 5A per channel, which may not be sufficient for some applications.

2. No reverse protection: The relay board does not provide reverse protection, which means that it may not be suitable for applications where the polarity of the voltage may change.

3. Limited number of channels: The board has only four channels, which may not be enough for more complex projects.

The Seed Studio 103030029 Raspberry Pi Relay Board V1.0 is a useful tool for those looking to control electrical appliances and circuits using a Raspberry Pi. Its ease of use, durability, affordability, and compact size make it an attractive option for hobbyists and DIY enthusiasts. However, its limited current capacity, lack of reverse protection, and limited number of channels may make it less suitable for more complex projects or industrial applications.

If you're looking for a reliable and affordable relay board for basic projects, the Seed Studio 103030029 Raspberry Pi Relay Board V1.0 is a good choice. However, if you require higher current capacity, reverse protection, or more channels, you may want to consider other options. Additionally, if you're working on a complex project or industrial application, it's recommended that you consult with a professional or seek out a more robust and feature-rich relay solution.

Details:

Seeed Studio Raspberry Pi Relay Board v1.0 4-Channel I2C HAT 103030029.

part #: 103030029 price

• $20.00

specifications aiactuato:

• brand: Seeed Studio
• mpn: 103030029
• part type: Board
• current type: Ac/dc
• application: Switching / Automation / Control

general aiactuato:

• condition: New
• Electrical Equipment Supplies > Relays > Control Machine Tool Relays

offer aiactuato:

• availability: In Stock
• started: January 15, 2026
• sold: 0
• quantity: 9
• options: Ship-to-home

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returns aiactuato:

• policy: Returns Accepted
• method: Money back
• paid by: Seller
• time: 30 Days

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• # reviews: 6570
• city: Hidalgo, Texas
• rating: 99.7%

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