SainSmart
0 ratings
SainSmart 5V 2-Channel Solid State Relay Board for Arduino Uno Duemilanove Mega2560 Mega1280 Arm Dsp Pic
genuine image
SainSmart 5V 2-Channel Solid State Relay Board for Arduino Uno Duemilanove Mega2560 Mega1280 Arm Dsp Pic
Rated output load: 2A at 100 to 240VAC.
SainSmart 5V 2-Channel Solid State Relay Board for Arduino Uno Duemilanove Mega2560 Mega1280 Arm Dsp Pic
Item #: 73163589

SainSmart 5V 2-Channel Solid State Relay Board for Arduino Uno Duemilanove Mega2560 Mega1280 Arm Dsp Pic

Item #: 73163589
0 ratings Write a review
Out of stock
us Imported from USA store
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Rated output load: 2A at 100 to 240VAC.
Search for similar products
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

Product Details

Shop SainSmart 5V Solid State Relay Board on Ubuy Djibouti. Input control signal voltage, load voltage range, and power supply specifications. Perfect for Arduino Uno, Duemilanove, Mega2560, Mega1280, Arm, Dsp, and Pic projects.
  • Rated output load: 2A at 100 to 240VAC (50/60Hz)
  • Power supply: 5VDC (160mA)
  • Load type: General purpose
  • Size: 62 x 42 x 24mm
  • Input control signal voltage: 0V - 0.5V low stage (SSR is off), 2.5V - 20V high stage (SSR is on)
  • SSR output (each channel): Load voltage Range: 75 to 264VAC (50/60Hz), load current: 0.1 to 2A
Product Dimensions (L x W x H)2.44 x 1.65 x 0.94 inches (6.2 x 4.2 x 2.4 cm)
Item Weight1.13 ounces (32.04 grams)
Item model number101-70-109

Product Description

SainSmart 5V 2-Channel Solid State Relay Board for Arduino Uno Duemilanove Mega2560 Mega1280 Arm Dsp Pic

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are the main features of the SainSmart 5V 2-Channel Solid State Relay Board?

    Answer: The SainSmart 5V 2-Channel Solid State Relay Board is designed to control AC loads with microcontrollers like Arduino, Raspberry Pi, and other development boards. This relay can switch high voltage AC loads safely with low voltage triggers. Its key features include photo-isolation to protect your circuits, a compact design for easy integration into projects, and compatibility with various microcontrollers, including the popular Arduino Uno, Mega2560, and others. This board is perfect for home automation projects, allowing you to remotely control lights and appliances.
  • Question: How do I connect the SainSmart Solid State Relay to my Arduino?

    Answer: To connect the SainSmart Solid State Relay Board to your Arduino, you will typically connect the control pins of the relay to the digital output pins on the Arduino. The VCC pin connects to the 5V pin on the Arduino, and the GND pin connects to the Arduino's GND. You can then wire the load (e.g., a lamp) to the relay's output terminals. This setup allows the relay to switch the load on and off upon receiving signals from the Arduino, making it ideal for automated control applications like smart home systems.
  • Question: What types of loads can I control with this relay board?

    Answer: You can control a wide variety of AC loads with the SainSmart 5V 2-Channel Solid State Relay Board, including lights, motors, fans, and other household appliances. It is particularly well-suited for high-power devices that require a reliable switching mechanism. Since this relay can handle AC voltage, it is often used in home automation projects. For example, you might use it to control the lighting in your home remotely or automate garden watering systems by switching on pumps based on moisture levels detected by sensors.
  • Question: Is this relay board suitable for beginners?

    Answer: Yes, the SainSmart Solid State Relay Board is beginner-friendly. Its compact size and straightforward wiring make it accessible for those new to electronics and programming. The board is designed with clear labeling, allowing you to easily identify connections. With the plethora of resources available online, including tutorials and community forums, you can learn to integrate this relay board into your projects seamlessly. Projects like turning on household lamps or automating model trains can be great hands-on experiences for beginners.
  • Question: Can I use this relay board for DC loads as well?

    Answer: While the SainSmart 5V 2-Channel Solid State Relay Board is primarily designed for AC loads, it can also be used for some low voltage DC loads with their respective ratings. However, it's important to verify the specifications as the relay board is optimized for AC operation. If your project involves controlling a DC load, ensure that the relay's voltage and current ratings match your requirements. For instance, it can be useful in applications like controlling small DC motors or fans, but careful consideration of the load voltage is essential.
  • Question: What is the maximum load capacity of this relay board?

    Answer: The SainSmart 5V 2-Channel Solid State Relay Board typically supports loads up to 2A per channel and can handle about 240VAC, depending on the specific model. This means you can control devices like light fixtures or small appliances without any issues. For larger appliances, make sure to consult the product specifications. When working on projects, consider the current and voltage ratings of the devices you plan to control to prevent overloading the relay and ensure safe operation.
  • Question: Do I need a heatsink when using this relay board?

    Answer: In general, a heatsink is not required for low to moderate loads when using the SainSmart 5V 2-Channel Solid State Relay Board. However, if you plan to operate near maximum ratings continuously, using a heatsink can help dissipate heat effectively and prolong the lifespan of the relay. This is particularly important in scenarios where the relay will be controlling high-energy devices such as electric heaters or motors. Monitoring the temperature during your initial tests can guide you in determining if additional cooling is necessary.
  • Question: How does photo-isolation benefit this relay board?

    Answer: Photo-isolation is a key feature of the SainSmart 5V 2-Channel Solid State Relay Board, serving to protect your microcontroller from high voltage spikes. By ensuring that the control side is electrically isolated from the load side, it minimizes the risk of damage caused by surges in the load circuit. This is especially useful when interfacing large appliances with sensitive microcontrollers. In practical terms, it means that you can safely trigger appliances without the worry of electrical feedback affecting your microcontroller.
  • Question: Can I stack multiple SainSmart relay boards for more control?

    Answer: Yes, you can stack multiple SainSmart 5V Solid State Relay Boards to control multiple loads simultaneously. Each relay board can control separate devices, and you can easily connect them in parallel while maintaining individual control. This is particularly useful in larger automation projects where you need to control several outputs from a single microcontroller. However, ensure your power supply can handle the total current required by all devices connected to the relay boards to prevent issues.
  • Question: Where can I buy the SainSmart 5V 2-Channel Solid State Relay Board in Djibouti?

    Answer: You can purchase the SainSmart 5V 2-Channel Solid State Relay Board from Ubuy, which offers a reliable platform for obtaining this product. Ubuy provides a range of electronic components and readily connects you with essential products needed for your projects. With Ubuy, you can browse and find the relay board easily, ensuring you have access to the components necessary for your DIY electronics endeavors and home automation systems.

SainSmart 101-70-109 Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9200 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Important information

  • 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.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

Currently unavailable.

We don't know when or if this item will be back in stock.

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Power Supply: 5V dc(160ma)
  • Input control signal voltage: (0-0. 5V low stage SSR is off) (2. 5-20V high stage SSR is on)
  • SSR output (each channel): Load voltage Range: 75 to 264VAC (50/60Hz). load current: 0. 1 to 2 amp.
  • Power supply: 5VDC/ 160mA (all Channel on)
  • Input control signal voltage: 0V - 0. 5V low stage (SSR is off), 0. 5V - 2. 5V (unknown State), 2. 5V - 20V High State (SSR is on)
  • Load type: General purpose.
  • Size: 62 x 42 x 24mm

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.