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Item #:
35246178
DONGKER Optocoupler Isolation Board,DC 3.3V 5V PNP NPN 8-Channel Signal Converter Opto Voltage Isolation Module
89% of respondents would recommend this to a friend
Item #:
35246178
UGX 86506
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Only 12 items left in stock.
Order now and get it around Thursday, October 08
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Optocoupler isolation control with 8-Channel input and output
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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
Multi-Channel Isolation
This optocoupler board offers 8 channels of voltage isolation, allowing for comprehensive signal conversion and versatile use across various applications while ensuring circuit protection and reliability.
Dual Voltage Support
Compatible with both DC 3.3V and 5V systems, this module adapts easily for diverse electronic projects, enhancing usability for hobbyists and professionals alike.
Robust Signal Conversion
Designed with both PNP and NPN configurations, it allows seamless integration with multiple devices, effectively addressing common signal noise issues by providing clear and reliable communication.
Product Details
- Optocoupler isolation control
- 8-Channel input and output
- NPN / PNP (Low/High level) signal output
- Supports DC 3.3V~5V input
- Works with DC 1.8V-24V load voltage
- Product name: DC 3.3V 5V 8-Channel Optocoupler Isolation Module
| Current Rating | 50 milliamps |
| Connector Type | IDC |
| Number Of Contacts | 8 |
| Mounting Type | PCB Mount |
| Number Of Poles | 8 |
| Upper Temperature Rating | 85 °C |
| Temperature Range | -2E+1 °C |
| Number of Positions | 8 |
| Item Dimensions W x H | 2.83"W x 1.06"H |
| Centerline Length | 7.2 centimeters |
| Material Type | Copper |
| Brand Name | DONGKER |
| Model | 1 |
| Number of Items | 1 |
| Manufacturer | DONGKER |
| UPC | 770264202464 |
| Unit Count | 1 Count |
| Number of Packs | 1 |
| Part Number | 1 |
| Material | Copper |
| Brand | DONGKER |
| Product Dimensions (L x W x H) | 2.83"W x 1.06"H (7.2 x 2.7 cm) |
Who Should Buy?
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Electrical Engineers
Ideal for engineers needing safe voltage isolation in circuits to protect sensitive components from high voltage.
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Home Automation
Perfect for users integrating opto isolation for safe control of home automation systems using low voltage signals.
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Arduino Projects
Great for hobbyists using Arduino, allowing them to interface with various sensors safely through voltage isolation.
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High Power Applications
Not suitable for users needing isolation for high voltage applications beyond the specified ratings of 5V and 3.3V.
Product Description
About This Item
Introducing the 8-Channel Optocoupler Isolation Board, a versatile and reliable voltage converter adapter module designed to meet all your signal conversion needs. Whether you're a DIY enthusiast or a professional in need of a reliable voltage converter, this optocoupler isolation board is the perfect choice. It is compatible with both DC 3.3V and 5V power sources, making it suitable for a wide range of applications.
This module features 8 channels, allowing you to convert signals from multiple sources simultaneously. With its PNP and NPN compatibility, it can effectively convert signals from various devices, ensuring seamless communication between different systems. The optocoupler isolation feature offers additional protection by electrically isolating the input and output circuits, preventing any interference or voltage spikes.
This ensures that your sensitive equipment remains safe and secure. The compact design of this voltage converter adapter module makes it easy to integrate into your existing setup. It is simple to install and offers reliable performance without any complex configuration.
Whether you're working on a complex automation project, building a custom electronic system, or simply need to convert signals between different devices, this optocoupler isolation board is the ideal solution. Choose the 8-Channel Optocoupler Isolation Board for all your signal conversion and voltage conversion needs, and experience seamless communication and reliable performance. Upgrade your setup today!.
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the purpose of the DONGKER Optocoupler Isolation Board?
Answer: The DONGKER Optocoupler Isolation Board is designed to provide voltage isolation and signal conversion for electronic applications. By using optical coupling technology, it effectively separates different parts of a circuit while allowing signal transmission. This is particularly useful in protecting sensitive components from voltage spikes and ground loops, which can be damaging. It's widely employed in automation systems, robotics, and any setup needing reliable signal isolation. -
Question:
How does the DONGKER Optocoupler Isolation Board work?
Answer: The board utilizes optocouplers to achieve voltage isolation between its input and output. When a signal is sent into the board, LED inside the optocoupler is activated, generating light that is detected by a phototransistor on the output side. This allows the input and output circuits to communicate without direct electrical connection, minimizing risk of interference. This design is critical in applications where signal integrity is paramount. -
Question:
What are the input voltage specifications for this board?
Answer: The DONGKER Optocoupler Isolation Board supports both 3.3V and 5V DC input voltages. This versatility allows it to be compatible with a variety of microcontrollers and embedded systems. Users can easily switch between the two voltage levels depending on their specific application needs, whether that's interfacing with lower-power logic circuits or integrating with higher-voltage systems. -
Question:
Can I use this board for both PNP and NPN signals?
Answer: Yes, the DONGKER Optocoupler Isolation Board is designed to handle both PNP and NPN signals, giving users the flexibility to work with different types of devices and sensors. PNP and NPN configurations are common in transistor-based circuits, and this board effectively isolates and converts signals from both types, making it ideal for versatile electronic applications. -
Question:
What are the application scenarios for the DONGKER Isolation Board?
Answer: This isolation board is perfect for numerous applications, including industrial automation, sensor interfacing, and robotics. For instance, in an automation project, it can be used to isolate control signals from high-voltage environments, protecting sensitive components. Similarly, it's often applied in data acquisition systems to ensure that measurement errors are minimized by eliminating ground loops. -
Question:
Is the DONGKER Optocoupler Isolation Board easy to connect?
Answer: Absolutely! The DONGKER Optocoupler Isolation Board comes with labeled input and output connections that make setup straightforward, even for beginners. It typically features clearly defined terminals for easy wiring, ensuring that you can quickly integrate it into your projects without extensive rewiring or complex configuration. This user-friendly design aids in rapid prototyping and testing. -
Question:
Does it require any additional components for operation?
Answer: In most cases, the DONGKER Optocoupler Isolation Board operates independently and does not require additional components for basic functionality. However, depending on your specific application, you might need resistors or capacitors for optimal performance, particularly if you are interfacing it with sensors or controllers that have specific voltage or current requirements. Always refer to the datasheet for best practices. -
Question:
Are there any special installation considerations?
Answer: When installing the DONGKER Optocoupler Isolation Board, it's essential to ensure that it is mounted in a location with sufficient airflow to avoid overheating. Additionally, maintaining an organized wiring layout can help prevent signal interference. It's also recommended to follow the manufacturer's guidelines concerning voltage limits and ambient conditions to maximize the lifespan and efficiency of the board. -
Question:
What are the benefits of using an optocoupler isolation module?
Answer: Using an optocoupler isolation module like the DONGKER board offers several benefits, including enhanced circuit protection, improved noise immunity, and signal integrity. By electrically isolating different sections of a circuit, it protects sensitive components from voltage spikes and reduces the potential for ground loops or interference from nearby electrical noise. This makes it indispensable in reliable system design. -
Question:
Where can I buy the DONGKER Optocoupler Isolation Board in Uganda?
Answer: You can purchase the DONGKER Optocoupler Isolation Board from Ubuy. Ubuy offers a variety of electronic components, ensuring that you get authentic products delivered to your location in Uganda. Their platform is convenient and provides a straightforward purchasing experience, along with customer support to assist you with any inquiries about the product.
DONGKER Optocouplers Editorial Review
DONGKER Optocoupler Isolation Board is a versatile 8-channel signal converter module designed for both DC 3.3V and 5V systems. Users have noted its effectiveness in isolating input/output, which is crucial to protecting sensitive components like the Beagle Bone system. The board features a copper construction, ensuring durability and reliable performance up to 85 °C. However, some users have pointed out limitations regarding current loads and channel triggering compatibility. It’s important for potential users to consider that all channels can only operate in one mode, either NPN or PNP, and it’s rated for a maximum of 50 milliamps.
Customer Reviews & Ratings
40 customers ratings
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5 Star
74%
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4 Star
8%
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3 Star
3%
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2 Star
7%
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1 Star
8%
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Pros
- Versatile 8-channel signal converter module
- Durable copper construction
- Effective input/output isolation
- Works well up to 85 °C
- Ideal for sensitive devices like Beagle Bone
Cons
- Output is limited to NPN for small loads
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
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UGX 86506
Order now and get it around Thursday, October 08
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:
Only 12 items left in stock.
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Features & Benefits
- NPN / PNP (Low/High level) signal output
- Supports DC 3.3V~5V input with DC 1.8V-24V load voltage
- Ensures effective signal isolation and reliable control
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