SPACE AGE SSSUMR311CR Voltage Opto Isolated Relay SSU-MR-311/C/R

( Brand: Space Age ), ( Manufacturer Part Number: SSSUMR311CR ), ( Model: SSU-MR-311/C/R ), ( Type: Fire Detection )

Review SPACE AGE Ssu-mr-311/c/r Low Voltage And Current Opto Isolated Relay

The Space Age SSSUMR311CR SSU-MR-311/C/R Voltage Opto-Isolated Relay is a high-performance electromechanical switch designed for applications where electrical isolation is essential. This relay offers superior reliability and safety by using optical coupling to transfer control signals between the control and coil circuits, eliminating the need for a direct electrical connection.

The SSSUMR311CR is a single-pole double-throw (SPDT) relay with a coil voltage range of 5 to 30 Volts DC. It can handle a maximum load of 10 Amperes at 250 Volts AC or DC, providing ample power to control various electrical devices. The opto-isolated design ensures that no electrical current flows between the control and coil circuits, making it an ideal solution for applications where galvanic isolation is necessary.

The relay features a compact size, measuring only 33.5 mm x 22.5 mm x 12.5 mm, and comes with a built-in screw terminal block for easy wiring. The terminals can accommodate wires up to 0.15 inches (3.81 mm) in diameter, ensuring a secure connection. The relay also includes a transparent window that allows users to monitor the status of the relay contacts.

The Space Age SSSUMR311CR SSU-MR-311/C/R Voltage Opto-Isolated Relay is suitable for various industrial and automation applications, such as power control systems, machine automation, and test and measurement equipment. Its high reliability, electrical isolation, and compact size make it an indispensable component for engineers and technicians seeking to design and build robust and safe electrical systems.

The SSSUMR311CR SSU-MR-311C-R Voltage Opto-Isolated Relay is an electromechanical device used to switch electrical circuits optically, providing electrical isolation between the control and loaded circuits. Here are some potential pros and cons of buying this relay:

1. Opto-isolation: The relay provides electrical isolation between the control and loaded circuits, making it ideal for applications where galvanic isolation is necessary to prevent electrical interference or damage.

2. Voltage compatibility: This relay can be used with a wide range of control voltages, making it versatile for various applications.

3. Durability: The relay is designed to withstand harsh environments and high temperatures, making it suitable for industrial applications.

4. Low power consumption: The opto-isolated design of the relay results in low power consumption, making it an energy-efficient option.

5. High reliability: The relay is built with high-quality components and has a long lifespan, ensuring reliable operation.

1. Cost: The SSSUMR311CR SSU-MR-311C-R Voltage Opto-Isolated Relay may be more expensive than other types of relays due to its advanced features and high quality.

2. Size: The relay is larger than some other types of relays due to the opto-isolated design, which may require more space in the application.

3. Complexity: The opto-isolated design of the relay may be more complex to install and configure compared to other types of relays.

The SSSUMR311CR SSU-MR-311C-R Voltage Opto-Isolated Relay is a reliable and durable option for applications that require electrical isolation between the control and loaded circuits. Its versatility in terms of voltage compatibility, durability, and low power consumption make it a worthwhile investment for industrial and other demanding applications. However, its higher cost and larger size may be a consideration for some users. Ultimately, the decision to purchase this relay depends on the specific requirements of the application and the budget available.

If electrical isolation is a must-have feature for your application and you have the budget and space for a more advanced and versatile relay, then the SSSUMR311CR SSU-MR-311C-R Voltage Opto-Isolated Relay is a strong recommendation. Its high reliability, durability, and low power consumption make it an excellent choice for industrial and other demanding applications where galvanic isolation is essential. However, if cost or size is a major concern, then a more standard relay may be a more suitable option.

Details:

Open box - new open.

part #: sssumr311cr prices

• $22.62-$69.95

specifications indusfir:

• brand: Space Age
• mpn: Sssumr311cr
• model: Ssu-mr-311/c/r
• type: Fire Detection

shipping indusfir:

• class: Economy
• type: Fixed
• service: UPS Ground Saver
• cost: $8.00
• transit: 5-11 Days
• carrier: UPS

seller indusfir:

• rating: 100.0%
• city: Dover, New Jersey
• # reviews: 4210

offer indusfir:

• options: Ship-to-home
• sold: 0
• quantity: 1
• started: April 30, 2026
• availability: In Stock

payments indusfir:

• wallet: Paypal
• credit card: Diners-club
• other

general indusfir:

• condition: New Open box
• Facility Maintenance Safety > Fire Protection Equipment > Other Fire Protection Equipment

returns indusfir:

• policy: No Returns

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