HD4850K CRYDOM Solid Relay

Review CRYDOM Dc Input Solid State Relay 480vac 50a Output

The Crydom HD4850K is a solid-state relay (SSR) designed for heavy-duty applications requiring high current and voltage handling. This particular model is specifically configured for 4-pole, 32V DC coil operation, and it can handle a maximum voltage of 480VAC and a current of up to 50A.

The HD4850K is a solid-state relay, meaning it uses semiconductors to switch the load on and off instead of traditional mechanical contacts. This results in several advantages over mechanical relays, including faster switching times, longer lifespan, and quiet operation.

The HD4850K has a compact size, measuring only 81mm x 67mm x 32mm (3.2 inches x 2.6 inches x 1.3 inches), allowing it to be easily integrated into various systems. It is also suitable for both industrial and automotive applications, thanks to its robust design and high performance capabilities.

The relay's input voltage range is 12V to 24V DC, making it versatile for a wide range of power sources. The HD4850K also features a built-in snubber circuit, which protects the relay from voltage spikes and electrical noise, ensuring reliable operation.

The Crydom HD4850K is also equipped with thermal protection, which helps prevent damage from overheating. This feature is particularly important in high-power applications where the load may draw excessive current or cause the relay to overheat.

The HD4850K is a high-quality, reliable solution for applications requiring heavy-duty current and voltage handling. Its solid-state design ensures fast switching times, longer lifespan, and quiet operation, making it an excellent choice for industrial and automotive applications. Additionally, its compact size, built-in snubber circuit, and thermal protection make it a versatile and robust component for various systems.

The Crydom HD4850K is a solid-state relay (SSR) designed for heavy-duty applications, offering several advantages over traditional electromechanical relays. Here are some pros and cons to help you decide if this relay is the right choice for your project:

1. High Current and Voltage Capability: The HD4850K can handle up to 50 Amps of DC current and 480 Volts AC, making it suitable for high power applications.

2. Solid-State Design: Unlike electromechanical relays, which have moving parts and can wear out over time, the HD4850K uses semiconductor switches that don't have any moving parts. This results in longer lifespan, faster switching times, and improved reliability.

3. Low Power Consumption: The HD4850K consumes very little power when in the on or off state, making it an energy-efficient alternative to electromechanical relays.

4. Compact Size: The HD4850K is a compact device, which is ideal for applications where space is limited.

5. No Arcing: Since there is no mechanical contact between the control and load circuits, there is no risk of arcing, which can be a problem in high voltage applications.

1. High Cost: The HD4850K is more expensive than traditional electromechanical relays with similar specifications.

2. Limited Switching Frequency: Due to its design, the HD4850K has a limited switching frequency, which may not be suitable for applications requiring fast switching times.

3. Complex Control Circuitry: The HD4850K requires a more complex control circuit to operate, which can add to the overall cost and complexity of the project.

In conclusion, the Crydom HD4850K solid-state relay offers several advantages for heavy-duty applications, including longer lifespan, faster switching times, improved reliability, lower power consumption, and compact size. However, its high cost, limited switching frequency, and complex control circuitry may make it less suitable for some applications. If you require a reliable and energy-efficient solution for a high power application and have the budget for it, the HD4850K may be the right choice for you. Otherwise, you may want to consider a traditional electromechanical relay or a less expensive solid-state relay with lower current and voltage capabilities.

Details:

Sold as pictured see photos for condition details free shipping.

specifications genpurrelays:

• brand: Crydom
• mpn: Hd4850k
• current type: Dc
• maximum amperage: 50 A
• coil voltage: 4-32 V
• country of manufacture: Mexico

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• rating: 100.0%
• city: moorestown, new jersey
• # reviews: 1248

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• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

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• in stock #: 2
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• options: ship-to-home
• prices: $118.00–$173.62
• item condition: New
• sold #: 18
• started: may 20, 2025
• availability: in stock

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