0 ratings
Item #:
89974939
DC 5V 2 Channel Relay Module with optocoupler Isolation Support High Level Low Level Triggered Maximum Load: AC 250V 10A DC 30V 10A (DC 5V 10A,
Item #:
89974939
USD 33
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Friday, June 26
Secured 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
Using patch optocoupler isolation, drive ability, stable performance; trigger current 5mA; Normally open interface Maximum load: AC 250V / 10A, DC 30V / 10A.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Optocoupler Isolation
Provides enhanced protection and stability by isolating control signals from high voltage circuits, ensuring safe operation and reliable performance.
Versatile Triggering
Supports both high-level and low-level triggering, increasing flexibility for various applications and making it suitable for different control systems.
Strong Load Capacity
Handles a significant maximum load of AC 250V 10A and DC 30V 10A, making it ideal for controlling larger devices and offering exceptional value in power management.
Product Details
| Connector Type | Terminal Lead |
| Current Rating | 10 Amps |
| Mounting Type | Screw Mount |
| Operation Mode | Automatic |
| Wattage | 25 tMilliwatts |
| Coil Voltage | 5 Volts |
| Maximum Switching Current | 10 Amps |
| Maximum Switching Voltage | 250 Volts |
| Minimum Switching Voltage | 0.5 Volts |
| Brand Name | KNACRO |
| UPC | 736364873218 |
| Part Number | 12V 30A With optocoupler isolation |
| Model | 12V 30A With optocoupler isolation |
| Item Weight | 9.07 g |
| Manufacturer | KNACRO |
| Brand | KNACRO |
Who Should Buy?
-
DIY Electronics Hobbyists
Perfect for individuals who enjoy building custom electronic projects and need reliable switching capabilities.
-
Home Automation Enthusiasts
Ideal for automating household devices or integrating smart home solutions using relay control.
-
Students and Educators
Useful for educational purposes in electronics courses where relay operation and isolation principles are taught.
-
High Power Applications
Not suitable for operations exceeding 10A load, as it may compromise safety and relay lifespan.
-
Professional Industrial Use
Inappropriate for industrial settings requiring robust and reliable relay solutions for critical systems.
-
Complex Automated Systems
May not support complex automation needs due to limited functionality compared to more advanced relay modules.
Product Description
DC 5V 2 Channel Relay Module with optocoupler Isolation Support High Level Low Level Triggered Maximum Load: AC 250V 10A DC 30V 10A (DC 5V 10A, 2-Channel)
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the SLA-05VDC-SL-C 4 Channel Relay Module used for?
Answer: The SLA-05VDC-SL-C 4 Channel Relay Module is designed to control high voltage devices using low voltage microcontrollers. It is suitable for applications like home automation, industrial controls, and robotics. With its optocoupler isolation, it ensures that the microcontroller is protected from fluctuations and voltages from the controlled devices. This module accommodates up to 10A at 250V AC or 30V DC, making it versatile for switching various electrical appliances. -
Question:
How does optocoupler isolation work in this relay module?
Answer: Optocoupler isolation functions as a safety feature within the SLA-05VDC-SL-C relay module by using light to transmit signals between the control and load side. It prevents electrical noise and voltage spikes from affecting sensitive microcontroller circuits. This means that when you activate the relay, the control circuit remains completely isolated from potential high voltage surges, thus ensuring stability and reliability for projects involving sensitive electronics. -
Question:
What's the difference between high level and low level trigger modes?
Answer: In a high level trigger mode, the relay turns on when a high voltage signal is applied to its control pin, while in low level trigger mode, it activates when a low voltage signal is sent. The SLA-05VDC-SL-C 4 Channel Relay Module supports both modes, providing flexibility in various applications. For example, if you’re using microcontrollers like Arduino, you might prefer low level triggering that activates the relay with a ground signal. -
Question:
Can the SLA-05VDC-SL-C module handle inductive loads?
Answer: Yes, the SLA-05VDC-SL-C relay module can handle inductive loads, such as motors and solenoids, up to 10A. However, it's recommended to use a snubber circuit to protect the relay contacts from voltage spikes caused when the inductive load is switched off. This makes the module ideal for controlling motors in robotics or automated systems, ensuring longevity and reliability in various projects. -
Question:
Is there any specific wiring requirement for this relay module?
Answer: Wiring the SLA-05VDC-SL-C relay module is relatively straightforward. You need to connect the VCC to the 5V power supply and ground (GND) to the common ground of your microcontroller. Each relay control pin should be connected to your control circuit. It's essential to ensure good connections to avoid any misfiring or failure. This setup is beneficial for DIY automation projects, where clear instructions enable custom configurations. -
Question:
What kind of applications can benefit from using this relay module?
Answer: This relay module is perfect for a range of applications like home automation systems, where it can control lights, fans, or other appliances. It also finds use in industrial automation for switching machinery or in smart agriculture to automate watering systems. Its capacity to handle both AC and DC loads makes it adaptable to various scenarios, enhancing versatility in both hobbyist and professional setups. -
Question:
Does this relay module require external components for operation?
Answer: While the SLA-05VDC-SL-C relay module can function standalone, in some applications, you may enhance its performance with additional components like diodes for back EMF protection when controlling inductive loads. Using these can safeguard against potential spikes affecting the relay’s operation. This setup could be particularly beneficial in industrial automation applications, ensuring smooth and efficient working conditions. -
Question:
How does the relay module connect to a microcontroller like Arduino?
Answer: The SLA-05VDC-SL-C module connects to an Arduino by using jumper wires. You connect the control pins of the relays to digital output pins on the Arduino, while the VCC and GND from the module connect directly to the Arduino’s 5V and GND. This configuration allows the microcontroller to control each of the relays independently, making it an excellent choice for building automated projects or control systems. -
Question:
What safety precautions should I take when using this relay module?
Answer: When using the SLA-05VDC-SL-C relay module, exercise caution by ensuring all connections are secure and insulated. Work with the module powered off when making changes to wiring. It's also wise to use fuses for high-current applications to prevent overload. These precautions help avoid accidents and equipment damage, especially in projects involving high voltages or sensitive electronics. -
Question:
Where can I buy the SLA-05VDC-SL-C 4 Channel Relay Module DC 5V?
Answer: You can buy the SLA-05VDC-SL-C 4 Channel Relay Module from Ubuy. They offer a wide selection of electronic components, making it easy to find the right module for your projects. Their platform provides detailed product descriptions and user reviews, ensuring you make an informed purchase that meets your needs.
KNACRO Power Converters Editorial Review
### Editorial Review The product in question has garnered mixed reviews from customers, primarily centered around its functionality and durability. While some users have noted that the relays operate as intended and serve basic switching tasks effectively, there is significant concern regarding their reliability under heavy loads. Issues have been specifically raised about the lack of polarity protection, which has led to damaging mistakes when in haste during installation. This highlights a potential design flaw that could lead to catastrophic failure if not carefully managed. Several reviewers explicitly warned against using these relays for high-load applications. A user reported that attempts to control a 1500W heater resulted in melting and potentially hazardous situations, indicating that the relays may not withstand their advertised capacity of 30A. Another user echoed concerns over the quality of solder joints, describing them as cold and susceptible to failure, which raises questions about the overall manufacturing standards. Some customers have expressed satisfaction with the product when applied to low-load tasks, suggesting that these relays can fulfill basic needs as long as they are not pushed to their limits. However, the Consensus seems to be that if you require a reliable, high-current switch, you may want to Consider alternatives that better align with safety standards and performance guarantees. ### Pros and Cons **
Customer Reviews & Ratings
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
Pros
- Functions adequately for low-current applications.
- Operates as expected when used within safe limits.
- Generally solid Construction with satisfactory solder joints for some users.
Cons
- Lack of polarity protection can lead to damaging mistakes.
Product Price History
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.
USD 33
Order now and get it around Friday, June 26
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:
Secured 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
Fastest cross-border delivery
Features & Benefits
- Optocoupler isolation ensures stable performance.
- Low trigger current of only 5mA for efficiency.
- Supports high load: AC 250V / 10A and DC 30V / 10A.
- Easy connection with multiple interface options.
- Fault-tolerant design protects against control line issues.
- Compact size of 50 * 41 * 18.5mm for versatile placement.