D23-MR20A CUTLER-HAMMER Coil Relay

Review CUTLER-HAMMER D23 Mr20a 120v Coil Type Relay

The Cutler-Hammer D23-MR20A D23 MR20A 120V Coil Relay is an essential electronic component designed for various automation and control applications. This relay is manufactured by Cutler-Hammer, a leading brand known for its high-quality and reliable electrical products.

The D23-MR20A is a 120V AC coil relay, which means it operates using alternating current at a voltage level of 120 volts. It's designed with a Form C, Normally Open (NO) contact configuration. This type of contact arrangement allows the relay to open when it's not energized and close when it receives power, making it suitable for applications requiring on-off switching.

This relay measures 2.2 inches in length, 1.6 inches in width, and 1.0 inches in height, making it a compact and space-saving solution for your electrical projects. It features a robust and durable construction, with a die-cast aluminum housing that provides excellent heat dissipation and protection against environmental factors.

The D23-MR20A comes with a built-in coil voltage transformer, allowing it to be used in applications where the coil voltage is different from the control voltage. The transformer is rated for 125V AC, ensuring safe and efficient operation.

This relay offers a contact rating of 10 amps at 125 volts for the NO contacts. It provides reliable and stable performance even under heavy load conditions, thanks to its gold-plated contacts that ensure good conductivity and prevent corrosion.

Installation of the Cutler-Hammer D23-MR20A D23 MR20A 120V Coil Relay is straightforward. It comes with mounting ears that allow you to securely attach it to a DIN rail or a mounting surface using screws. The terminal blocks are easily accessible, allowing for quick and secure wiring connections.

In summary, the Cutler-Hammer D23-MR20A D23 MR20A 120V Coil Relay is a versatile and reliable solution for various automation and control applications. Its compact size, robust construction, and easy installation make it an ideal choice for electrical projects requiring on-off switching functionality.

The Cutler-Hammer D23-MR20A D23 MR20A 120V Coil Relay is a commonly used electromechanical switching device. Here are some pros and cons that might help you make a decision about purchasing this relay:

1. Reliability: Cutler-Hammer is a reputable brand known for producing high-quality electrical components. This relay is built to last and is suitable for heavy-duty applications.

2. Versatility: This relay can be used in various industrial, commercial, and residential applications. It can handle up to 20 amps of current and can switch 120 volts AC coil loads.

3. Easy Installation: The relay is easy to install, and it comes with clear instructions and mounting hardware. It can be mounted on a DIN rail or on the side of a control panel.

4. Safety: The relay has a built-in overload protection feature, which helps prevent damage to the relay or other components in case of overcurrent.

5. Cost-Effective: Compared to other brands and types of relays, the Cutler-Hammer D23-MR20A D23 MR20A 120V Coil Relay is relatively affordable.

1. Mechanical Components: As with all electromechanical relays, this relay has moving parts that can wear out over time and require maintenance.

2. Power Consumption: This relay consumes power even when it is not switching. This can add to your energy costs.

3. Limited Switching Frequency: This relay is not suitable for high-frequency switching applications as it may overheat and fail.

4. Size: This relay is larger than some other types of relays, which may make it less suitable for space-constrained applications.

In conclusion, the Cutler-Hammer D23-MR20A D23 MR20A 120V Coil Relay is a reliable, versatile, and cost-effective switching solution for various applications. However, it has some limitations, such as power consumption and size, and it may require maintenance due to its mechanical components.

If you are looking for a reliable and cost-effective switching solution for your application, then this relay is a good option. However, if you require high switching frequency or require a smaller size, you may need to consider other options. Ultimately, the decision to purchase this relay depends on your specific application requirements and budget.

Details:

4204 Evan brooks drive. Dijon's electrical sales.

specifications genpurrelays:

• brand: Cutler-hammer
• mpn: D23-mr20a
• part type: Coil
• current type: Ac
• maximum amperage: 20 A
• coil voltage: 120v

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• rating: 99.2%
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• in stock #: 5
• availability: in stock
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• started: july 16, 2025
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