Are you looking to enhance your projects with reliable solid state relays? Understanding the top suppliers can make all the difference. By comparing leading factories, you’ll discover the best options that ensure quality and performance. Dive in to find out which suppliers stand out and elevate your choices!
Relays | Solid State Relays (SSR) | DigiKey Electronics
Product Details: Solid State Relays (SSR) are electronic switching devices that control power to a load without moving parts.
Technical Parameters:
– Input Voltage Range: 3-32V DC
– Output Current: Up to 100A
Application Scenarios:
– Industrial automation
– Temperature control systems
Pros:
– No mechanical wear
– Fast switching speeds
Cons:
– Higher cost compared to electromechanical relays
– Heat generation may require additional cooling
Solid State Relays | Sensata Technologies
Product Details: Solid State Relays from Sensata, through the Crydom brand, offer a wide range of standard and custom solid state relays and contactors suitable for various load control applications.
Technical Parameters:
– Voltage ratings: 1 to 1000 VDC, 24 to 660 VAC
– Current ratings: 1 to 150 Amps
Application Scenarios:
– Heating control applications
– Lighting control applications
Pros:
– Extended life expectancy compared to electromechanical relays
– Faster switching speed
Cons:
– Higher initial cost compared to traditional relays
– May require additional heat sinking in high power applications
Solid State Relay (SSR), wholesale supplier from China | ATO Relays
Product Details: Solid State Relays (SSR) from ATO, available in ratings from 10A to 120A, designed for controlling large current loads with small input signals.
Technical Parameters:
– Input Control Voltage: 3-32V DC
– Output Voltage: 24-480V AC
Application Scenarios:
– Industrial automation and control systems
– Heating and lighting control
Pros:
– High reliability and long lifespan
– No mechanical parts, reducing wear and tear
Cons:
– Can burn out due to overcurrent or excessive heat
– Requires proper heat dissipation methods
Solid State Relay Supplier, SSR Relay Manufacturer | GOLD SSR Relay
Product Details: Solid State Relay (SSR) manufactured by GOLD SSR, available in various configurations including single-phase, two-phase, and three-phase options, with current ratings from 1A to 1600A.
Technical Parameters:
– Input Voltage: 4-32VDC or 90-280VAC
– Output Voltage: 40-530VAC
Application Scenarios:
– Electrical heating equipment
– Industrial automation fields
Pros:
– No mechanical components, leading to higher reliability
– Wide range of current ratings and configurations available
Cons:
– Potentially higher cost compared to traditional relays
– Requires proper heat dissipation mechanisms
Solid-State Relays – McMaster-Carr
Product Details: Solid State Relays from McMaster-Carr
Technical Parameters:
– Voltage Rating: Generic
– Current Rating: Generic
Application Scenarios:
– Industrial Automation
– Heating Control
Pros:
– Long lifespan
– Fast switching speed
Cons:
– Higher cost compared to electromechanical relays
– Requires proper heat dissipation
44 Solid State Relay Manufacturers in 2025 – Metoree
Product Details: Solid State Relays (SSR) are semiconductor control components that provide contactless switching for various applications.
Technical Parameters:
– Operates on input voltage of 1.25VDC
– Output type of AC/DC with a maximum on-state resistance of 35 Ohm and voltage ra…
Application Scenarios:
– Temperature control systems
– Automotive applications for controlling lamps, motors, and other devices
Pros:
– Compact and lightweight design
– Long operational life with high-speed operation
Cons:
– Not suitable for high voltage and high current applications
– Potential temperature rise effect in output stage
Solid-State Relays – Grainger Industrial Supply
Product Details: Solid State Relays
Technical Parameters:
– Voltage Rating: Generic
– Current Rating: Generic
Application Scenarios:
– Industrial Automation
– Machine Safety
Pros:
– High reliability
– Fast switching speed
Cons:
– Higher cost compared to electromechanical relays
– Limited overload capacity
SSR Solid State Relay Manufacturer and Supplier- GEYA
Product Details: Solid State Relay
Technical Parameters:
– Voltage Rating: 24-480V
– Current Rating: Up to 100A
Application Scenarios:
– Industrial Automation
– Heating Control
Pros:
– High reliability
– Fast switching speed
Cons:
– Higher cost compared to electromechanical relays
– Limited overload capacity
Solid State Relays Manufacturers and Suppliers – GlobalSpec
Product Details: Solid State Relays
Technical Parameters:
– Voltage Rating: 24-480V
– Current Rating: Up to 100A
Application Scenarios:
– Industrial Automation
– Heating Control
Pros:
– No moving parts
– Long lifespan
Cons:
– Higher initial cost
– Heat dissipation may require additional management
Solid State Relay – Manufacturer & Supplier in India – BCH
Product Details: BCH Solid State Relays range from 12A to 125A, suitable for various applications with high switching frequency and long lifespan.
Technical Parameters:
– Input voltage range: 3 to 32V DC
– Current range: 12A to 125A
Application Scenarios:
– Control of AC and DC motors and fans
– Temperature control in heaters and air conditioners
Pros:
– Long lifespan due to no moving parts
– High-speed operation with low-frequency capabilities
Cons:
– Potentially higher initial cost compared to mechanical relays
– Requires proper handling to avoid damage from high input voltages
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Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Relays | Solid State Relays (SSR) | DigiKey Electronics | Solid State Relays (SSR) are electronic switching devices that control power to a load without moving parts. | – No mechanical wear – Fast switching speeds |
| Solid State Relays | Sensata Technologies | Solid State Relays from Sensata, through the Crydom brand, offer a wide range of standard and custom solid state relays and contactors suitable for va… | – Extended life expectancy compared to electromechanical relays – Faster switching speed | – Higher initial cost compared to traditional relays – May require additional heat sinking in high power applications |
| Solid State Relay (SSR), wholesale supplier from China | ATO Relays | Solid State Relays (SSR) from ATO, available in ratings from 10A to 120A, designed for controlling large current loads with small input signals. | – High reliability and long lifespan – No mechanical parts, reducing wear and tear | – Can burn out due to overcurrent or excessive heat – Requires proper heat dissipation methods |
| Solid State Relay Supplier, SSR Relay Manufacturer | GOLD SSR Relay | Solid State Relay (SSR) manufactured by GOLD SSR, available in various configurations including single-phase, two-phase, and three-phase options, with… | – No mechanical components, leading to higher reliability – Wide range of current ratings and configurations available | – Potentially higher cost compared to traditional relays – Requires proper heat dissipation mechanisms |
| Solid-State Relays – McMaster-Carr | Solid State Relays from McMaster-Carr | – Long lifespan – Fast switching speed | – Higher cost compared to electromechanical relays – Requires proper heat dissipation | www.mcmaster.com |
| 44 Solid State Relay Manufacturers in 2025 – Metoree | Solid State Relays (SSR) are semiconductor control components that provide contactless switching for various applications. | – Compact and lightweight design – Long operational life with high-speed operation | – Not suitable for high voltage and high current applications – Potential temperature rise effect in output stage | us.metoree.com |
| Solid-State Relays – Grainger Industrial Supply | Solid State Relays | – High reliability – Fast switching speed | – Higher cost compared to electromechanical relays – Limited overload capacity | www.grainger.com |
| SSR Solid State Relay Manufacturer and Supplier- GEYA | Solid State Relay | – High reliability – Fast switching speed | – Higher cost compared to electromechanical relays – Limited overload capacity | www.geya.net |
| Solid State Relays Manufacturers and Suppliers – GlobalSpec | Solid State Relays | – No moving parts – Long lifespan | – Higher initial cost – Heat dissipation may require additional management | www.globalspec.com |
| Solid State Relay – Manufacturer & Supplier in India – BCH | BCH Solid State Relays range from 12A to 125A, suitable for various applications with high switching frequency and long lifespan. | – Long lifespan due to no moving parts – High-speed operation with low-frequency capabilities | – Potentially higher initial cost compared to mechanical relays – Requires proper handling to avoid damage from high input voltages | bchindia.com |
Frequently Asked Questions (FAQs)
What is a solid state relay (SSR) and how does it work?
A solid state relay (SSR) is an electronic switching device that uses semiconductor components to switch on or off electrical loads. Unlike traditional electromechanical relays, SSRs have no moving parts, which makes them faster, more reliable, and longer-lasting. They operate by using an input signal to control a semiconductor switch, allowing for efficient and silent operation.
What are the advantages of using SSRs over traditional relays?
SSRs offer several advantages, including faster switching speeds, longer lifespan, and reduced electromagnetic interference. They are also more compact and can handle higher frequencies, making them ideal for applications where space and performance are critical. Additionally, SSRs are less prone to mechanical failure due to their lack of moving parts.
How do I choose the right SSR for my application?
When selecting an SSR, consider factors such as the load type (AC or DC), voltage and current ratings, switching speed, and environmental conditions. It’s also important to assess the control voltage required to activate the SSR. Consulting with a supplier can help you find the best match for your specific needs.
What industries commonly use solid state relays?
SSRs are widely used in various industries, including manufacturing, automation, HVAC, and automotive. They are particularly popular in applications requiring precise control of temperature, lighting, and motor operations. Their reliability and efficiency make them suitable for both industrial and commercial settings.
How can I ensure the quality of SSRs from a supplier?
To ensure quality, look for suppliers with a strong reputation and certifications such as ISO 9001. Request product samples to test performance and reliability. Additionally, check for warranty and support options, as reputable suppliers often provide comprehensive customer service and technical assistance.