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Item #:
228481891
1-Channel Relay Board for Raspberry Pi, 3.3V/5V Relay Module with Optocoupler Isolation, Compatible with Raspberry Pi Zero/3B/4B, STM32, ESP32, Fits
Item #:
228481891
NZD 30
Price Details
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*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Thursday, September 24
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Enhance your Raspberry Pi and Arduino setups with this dependable relay board for efficient control and reliable performance.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Versatile Compatibility
Designed for seamless integration with Raspberry Pi models, STM32, ESP32, and Arduino, making it an ideal choice for various IoT and automation projects.
Optocoupler Isolation
Utilizes optocoupler isolation technology to protect your Raspberry Pi and other microcontrollers from electrical noise and surges, ensuring safe and reliable operation.
Dual Voltage Support
Operates on both 3.3V and 5V, providing flexibility for users with different power requirements and allowing for broader application in various electronic projects.
Product Details
| Connector Type | Plug-In |
| Contact Type | Normally Open |
| Current Rating | 10 A |
| Mounting Type | PCB Mount |
| Operation Mode | Automatic |
| Coil Voltage | 5 volts_of_direct_current |
| Contact Current Rating | 10 A |
| Brand Name | SEENGREAT |
| Manufacturer | SeenGreat |
| Brand | SEENGREAT |
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
-
Raspberry Pi Users
Ideal for individuals using Raspberry Pi projects requiring control over high voltage devices with relay isolation.
-
Home Automation Enthusiasts
Great for DIY home automation systems for controlling lights, fans, or appliances remotely via Raspberry Pi.
-
Learning Electronics
A perfect tool for beginners looking to learn about relays and microcontroller interfaces in electronics projects.
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High Power Applications
Users requiring control of high current devices might find this single relay insufficient for their needs.
Product Description
1-Channel Relay Board for Raspberry Pi, 3.3V/5V Relay Module with Optocoupler Isolation, Compatible with Raspberry Pi Zero/3B/4B, STM32, ESP32, Fits Arduino
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the maximum load capacity of the relay board?
Answer: The relay board supports up to 10A at 250VAC/28VDC for the normally open contact. -
Question:
Which platforms is this relay board compatible with?
Answer: It is compatible with Raspberry Pi models, Arduino, STM32, and ESP32. -
Question:
Are there any resources provided for integration with popular development boards?
Answer: Yes, it includes open-source example programs for both Raspberry Pi and Arduino.
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Pros
- Excellent build quality
- Highly effective performance
- User-friendly design
- Stylish and modern look
- Great customer support
Cons
- A slightly steep learning curve.
Platform Trust & Buyer Confidence
RA
Ranee
Verified buyer
“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”
22 July 2026 · via Trustpilot
NC
NordVPN
Verified buyer
“very speedy delivery,tracking info was superb-best experikence ever!!!”
24 June 2026 · via Trustpilot
NH
Nicholas
Verified buyer
“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”
22 June 2026 · via Trustpilot
D
Dneah
Verified buyer
“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”
15-Jul-26 · via Trustpilot
TS
Tania
Verified buyer
“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”
11-Jul-26 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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NZD 30
Order now and get it around Thursday, September 24
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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Features & Benefits
- Versatile compatibility with various Raspberry Pi models, Arduino, STM32, and ESP32.
- Features advanced optocoupler isolation for protection against electrical interference.
- Supports high load capacities: 10A at 250VAC/28VDC for NO contact, 5A for NO and NC contacts.
- Equipped with a relay operation indicator LED for easy status monitoring.
- Includes open-source example programs for seamless integration with Raspberry Pi and Arduino.
- Ideal for DIY electronics and automation projects.
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