
( Brand: Crydom ), ( Manufacturer Part Number: H12WD4890 )
The H12WD4890 Crydom Solid State Relay is a high-performance and versatile electrical component designed for various industrial and automotive applications. This cryo-cooled relay offers exceptional reliability and durability, making it an ideal choice for harsh environments where traditional relays may fail due to overheating or mechanical wear.
The H12WD4890 is a 4-channel relay, capable of handling a wide range of loads. It operates on a DC voltage range of 4 to 32 volts, enabling it to be powered by a variety of power sources. This cryogenically cooled relay can handle AC voltages up to 600 volts and currents up to 90 amperes, making it suitable for applications requiring high power handling capabilities.
One of the standout features of the H12WD4890 is its rapid turn-on and turn-off time, referred to as Rise Time and Fall Time, respectively. With a rise time of 2 microseconds and a fall time of 15 microseconds, this relay ensures quick and precise switching of power, reducing the risk of damage to connected components and improving overall system efficiency.
The H12WD4890 is built using Crydom's proprietary PowerJunction technology, which combines high power density, low noise, and high reliability. This technology allows the relay to operate at high switching frequencies, providing smooth and noise-free operation, even under heavy load conditions.
The relay's compact size and lightweight construction make it easy to integrate into various systems, while its robust design ensures long-term reliability and durability. The H12WD4890 is also designed to withstand high temperatures, making it suitable for operation in extreme environments.
In conclusion, the H12WD4890 Crydom Solid State Relay is a high-performance, high-power, and reliable electrical component ideal for a wide range of industrial and automotive applications. Its cryogenic cooling, rapid switching times, and high power handling capabilities make it a versatile and efficient solution for demanding power switching requirements.
Pros of buying H12WD4890 Crydom Solid State Relay:1. High voltage and current handling capacity: This relay can handle up to 600V AC and 90A, making it suitable for high voltage and high current applications.
2. Wide operating temperature range: The H12WD4890 has a wide operating temperature range of -55 C to 125 C, making it suitable for use in various environmental conditions.
3. Long life expectancy: Solid state relays like the H12WD4890 have a longer life expectancy compared to traditional mechanical relays due to the absence of moving parts.
4. Fast switching speed: Solid state relays can switch on and off much faster than mechanical relays, making them suitable for applications that require quick response times.
5. High reliability: Solid state relays are known for their high reliability, making them suitable for use in critical applications where reliability is essential.
Cons of buying H12WD4890 Crydom Solid State Relay:1. Higher cost: Solid state relays like the H12WD4890 are generally more expensive than traditional mechanical relays.
2. Limited control options: Solid state relays may have limited control options compared to mechanical relays, such as the ability to control the switching speed or the ability to monitor the relay status.
3. Limited availability: Solid state relays may not be as widely available as mechanical relays, which could make sourcing and replacement more difficult.
Conclusion:The H12WD4890 Crydom Solid State Relay is a high-performance relay that is well-suited for high voltage and high current applications. Its wide operating temperature range, long life expectancy, fast switching speed, and high reliability make it a great choice for critical applications. However, its higher cost and limited control options may be a drawback for some users. Ultimately, the decision to buy the H12WD4890 Crydom Solid State Relay should be based on the specific requirements of the application and the trade-offs between performance, cost, and availability.
Recommendation:If high voltage and current handling capacity, wide operating temperature range, long life expectancy, fast switching speed, and high reliability are important factors for your application, the H12WD4890 Crydom Solid State Relay is a great choice. However, if cost and control options are more important, you may want to consider alternative options that may be more affordable or have more control features. It's always a good idea to thoroughly research and compare different options to ensure that you are making the best decision for your specific application.
2 x Crydom H12WD4890 solid state relay 4-32vdc 600vac 90a nib. You get 2 new units. Shipping is 5.