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Item #:
222299834
CNAODUN Solid State Relay SSR-40DD with Heat Sink DC to DC 40A Input 3-32VDC to Output 5-220VDC Single Phase
82% of respondents would recommend this to a friend
Item #:
222299834
AUD 37
Price Details
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Imported from USA store
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Order now and get it around Sunday, September 20
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Ideal for automatic process control application and a must component for temperature controller.
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What Stands Out
High Current Capacity
Handles up to 40A, ensuring efficient operation in demanding applications, making it ideal for various high-power DC circuits.
Wide Voltage Range
Operates seamlessly from 5-220VDC, providing flexibility for different systems and making it suitable for diverse industrial uses.
Included Heat Sink
Comes with a heat sink to enhance thermal management, ensuring reliable performance and longevity while reducing the risk of overheating.
Product Details
| Brand | cnaodun |
| Material | Metal |
| Item dimensions L x W x H | 3.54 x 3.54 x 2.36 inches (9 x 9 x 6 cm) |
| Amperage | 40 Amps |
| Voltage | 220 Volts |
| Product Dimensions | 3.54 x 3.54 x 2.36 inches (9 x 9 x 6 cm); 7.05 ounces (199.87 grams) |
Who Should Buy?
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DIY Electronics Hobbyists
Ideal for those building custom electronic projects requiring reliable switching of DC loads efficiently.
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Industrial Automation
Great for automating processes in factories needing controlled switching of DC motors or heaters.
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Temperature Control Systems
Perfect for use in temperature regulation applications where precise control of heating elements is necessary.
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AC Load Applications
Not suitable for alternating current loads as it is specifically designed for direct current usage.
Product Description
CNAODUN Solid State Relay SSR-40DD with Heat Sink DC to DC 40A Input 3-32VDC to Output 5-220VDC Single Phase
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is a Solid State Relay (SSR) and how does it work?
Answer: A Solid State Relay (SSR) is an electronic switching device that allows you to control a high voltage circuit with a low voltage signal. Unlike mechanical relays, SSRs have no moving parts, which makes them more reliable and faster. They use semiconductor devices to switch the circuit on and off, reducing the risk of wear and tear. SSRs are often used in applications such as temperature control in HVAC systems or automation processes where precise switching is necessary. -
Question:
What is the maximum load capacity of the SSR-40DD?
Answer: The SSR-40DD can handle a maximum load capacity of 40 Amperes. This means it can control equipment with significant power requirements without overheating or failing. It's ideal for applications such as industrial heating systems or motor controls, where robust performance is essential. Always ensure that the load does not exceed this limit to maintain longevity and efficiency of the relay. -
Question:
What are the input and output voltage specifications for this relay?
Answer: The SSR-40DD has an input voltage range of 3-32V DC and can output voltages from 5 to 220V DC. This versatility allows it to connect with various control systems while being suitable for high voltage applications. For instance, it can be used in a solar panel setup to regulate power to batteries or electronic devices safely and effectively. -
Question:
Do I need a heat sink for the SSR-40DD?
Answer: Yes, a heat sink is recommended for the SSR-40DD to ensure optimal performance, especially when operating near the maximum load capacity. The heat sink dissipates excess heat generated during operation, which is crucial for preventing overheating and ensuring reliability. In applications like industrial automation, where continuous operation is common, using a proper heat sink can significantly extend the life of the relay. -
Question:
Can the SSR-40DD be used in both AC and DC applications?
Answer: No, the SSR-40DD is specifically designed for DC applications only. It effectively manages the switching of DC circuits, making it suitable for scenarios like battery management systems or solar power setups. For AC applications, consider using a different relay designed to handle alternating currents, ensuring compatibility with your specific needs. -
Question:
How can I safely wire the SSR-40DD in my circuit?
Answer: Wiring the SSR-40DD safely involves connecting the input control terminals to your low voltage DC control source and the output terminals to the load circuit. It's essential to observe polarity on the input and ensure the load is within specifications. Always consult the datasheet for wiring diagrams to prevent mishaps, particularly in high-stakes environments such as automated manufacturing systems. -
Question:
What are common applications for the SSR-40DD?
Answer: The SSR-40DD is frequently used in motor control, heating elements, and automated processes where solid-state switching is advantageous. For instance, it can control heating mats for temperature-sensitive applications or manage the operations of DC motors in robotics. Its reliability and efficiency make it a preferred choice in industries needing durable control solutions. -
Question:
Is there a risk of voltage spikes with SSR-40DD like with mechanical relays?
Answer: The SSR-40DD significantly reduces the risk of voltage spikes compared to mechanical relays thanks to its solid-state construction. It features built-in protection against inductive load spikes, making it suitable for sensitive electronic applications. For projects where voltage stability is critical, choosing an SSR can enhance operational reliability and prevent damage to connected devices. -
Question:
How does the SSR-40DD compare to traditional relays?
Answer: Compared to traditional relays, the SSR-40DD offers faster switching speeds, longer life spans, and no mechanical wear. Traditional relays can be slower and less ideal for frequent switching applications. In environments like automated production lines where rapid switching is needed, using SSRs can significantly improve efficiency and reduce maintenance costs. -
Question:
Where can I buy the Solid State Relay SSR-40DD with Heat Sink in Nauru?
Answer: You can buy the Solid State Relay SSR-40DD with Heat Sink from Ubuy. They offer a variety of electronic components, including this specific relay, making it easy to find what you need for your projects. Ubuy provides a reliable shopping experience with efficient service, ensuring you can quickly obtain the necessary equipment for your applications.
cnaodun Solid State Relays Editorial Review
The CNAODUN Solid State Relay (SSR-40DD) has received a mix of positive and critical feedback from users, primarily focusing on its performance and usability. Many customers report that the relay works effectively, demonstrating reliability in various applications, particularly when switching moderate to high loads around 25A at 48V DC. Users appreciate the relay's performance when configured correctly, including a few who use it for specialized applications like homemade PEMF devices. However, there are notable concerns regarding the provided wiring diagram, with some users indicating that the instructions are misleading and require careful interpretation to ensure correct installation. A couple of users have also experienced failures after attempting to use the relay, preferring to revert to traditional mechanical relays. Despite the issues with the documentation, once users understand the correct wiring and function, many are pleased with the relay's capacity to operate as expected, without subsequent complications. Overall, the CNAODUN SSR-40DD is well-received in terms of functionality for those who can navigate its setup correctly, but users should be mindful of the essential adjustments needed based on initial setup challenges. **
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Pros
- Effective performance, operating reliably under load.
- Suitable for various applications, including specialized electronic devices.
- Generally easy to follow instructions once wiring is correctly understood.
Cons
- Some users experienced failure before switching back to traditional relays.
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AUD 37
Order now and get it around Sunday, September 20
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Features & Benefits
- Includes aluminum heat sink and thermal grease for efficient temperature management.
- Supports input voltage of 3-32VDC and output voltage of 5-220VDC.
- High current rating of 40A with 50/60Hz frequency.
- Features no spark, no noise, and high switching speed.
- Offers long life, high reliability, and resistance to corrosion and moisture.
- Versatile for automation in industries like petrochemical, food, packaging, and textiles.
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