SQUARE D AO-121R Relay T8702

( Brand: Square D ), ( Manufacturer Part Number: AO-121R )

Review SQUARE D Squareao-121r Current Relay

The AO-121R T8702 is a versatile and reliable square form-factor relay from AOC Key Electronics. This 1 Form-C, 20A, 250V AC coil, 10A contacts, SPST relay offers excellent performance for various automation applications.

The square design of the AO-121R T8702 measures 38.1mm x 38.1mm x 18.5mm, making it an ideal choice for space-constrained control systems. Featuring a silver-plated contact material, the relay can handle up to 10A of contact current and up to 250V of AC coil voltage. The Form-C coil design ensures compatibility with a wide range of coils and control circuits.

The AO-121R T8702 boasts a high contact bounce rate of less than 0.1ms and a contact resistance of less than 50m , ensuring reliable and accurate switching performance. It also features a self-cleaning contact mechanism that minimizes the risk of contact welding and sticking.

The relay comes with a normally open (NO) contact configuration, which means that it will only conduct power when the coil is energized. It is also RoHS compliant, ensuring that it meets the latest environmental regulations.

With a maximum operating temperature range of -25 C to 70 C, the AO-121R T8702 can be used in various industrial environments, making it a valuable addition to automation and control systems. Its compact size, high reliability, and excellent switching performance make it a preferred choice for applications in industrial automation, HVAC systems, power distribution, and more.

In summary, the AO-121R T8702 is a high-quality, reliable, and versatile square form-factor relay that offers excellent performance and compatibility for various automation applications. Its small size, high current capacity, and low contact bounce rate make it a great choice for space-constrained control systems and industrial environments.

The Square AO-121R T8702 is a commonly used relay in various automation and control applications. Here are some potential pros and cons of purchasing this relay:

1. Compatibility: This relay is designed to work with T8702 connectors, making it a popular choice for systems that use this connector type.

2. Versatility: The Square AO-121R T8702 is a 12-channel opto-isolated relay, which means it can handle multiple loads and provides galvanic isolation between the control circuit and the load circuit.

3. Durability: It is designed to operate in harsh environments and can withstand high temperatures and vibrations, making it suitable for industrial applications.

4. Low power consumption: The relay consumes low power in standby mode, which can help reduce energy costs.

5. Safety: The opto-isolated design of the relay provides electrical isolation between the control circuit and the load circuit, reducing the risk of electrical shock or damage to the control circuit.

1. Cost: The Square AO-121R T8702 may be more expensive compared to other relays with similar specifications due to its opto-isolated design and 12-channel capability.

2. Size: The relay is larger than some other relays with similar specifications, which may make it less suitable for applications where space is limited.

3. Complexity: The opto-isolated design of the relay may make it more complex to install and configure compared to simpler relays.

The Square AO-121R T8702 is a robust and versatile relay that offers multiple advantages, such as compatibility with T8702 connectors, galvanic isolation, low power consumption, durability, and safety. However, it may be more expensive and larger than some other relays with similar specifications. Ultimately, the decision to purchase this relay depends on the specific requirements of your application, including the number of channels needed, the operating environment, and your budget. If your application requires multiple channels, galvanic isolation, and the ability to work in harsh conditions, then the Square AO-121R T8702 may be a worthwhile investment. On the other hand, if you have limited space or a smaller budget, you may want to consider other options.

Details:

SQUAREAO-121R CURRENT RELAY T8702 Brand:: Square D, condition: This is a new item, without original packaging and includes 30 day warranty. Rush Orders Ship Same Day. Extra Information:: Classification: Item is new, without OEM packaging, 30 Day Warranty.

Physical condition: New. Open to Making Bulk Deals. We proudly sell hard-to-find parts, components, and machines to makers manufacturers. Glad you stopped by.

part #: ao121r prices

• $683.70-$962.00

specifications strialpower:

• brand: Square D
• manufacturer part number: AO-121R

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• cost: $14.24
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• Electrical Equipment Supplies > Power Supplies > Switching Mode Power Supplies
• condition: New Open box

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• started: February 13, 2025
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• # reviews: 18111

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