AMERICAN ZETTLER AZ942H-1C-18DT Electromechanical Relay Spdt 12AMP 18VDC 900OHM

( Brand: American Zettler ), ( Manufacturer Part Number: AZ942H-1C-18DT )

Review AMERICAN ZETTLER 12amp 18vdc 900ohm Electromechanical Relay Spdt

The American Zettler AZ942H-1C-18DT is a 12AMP, 18VDC, 900Ohm electromechanical SPDT (Single-Pole Double-Throw) relay. This versatile component is designed to handle heavy current loads and operates on a voltage range suitable for various industrial applications.

The AZ942H-1C-18DT is manufactured by Zettler, a renowned name in the electrical industry, known for its high-quality and reliable products. The relay's 12AMP rating ensures it can switch currents up to 12 Amperes, making it suitable for applications requiring substantial power handling capabilities.

The operating voltage for this relay is 18VDC, which is a commonly used voltage level in various industrial systems. The 900Ohm resistance of the relay coil facilitates efficient power transfer and ensures that the contact bounce is minimized during switching operations, contributing to improved system performance.

This SPDT relay comes with a Single-Pole Double-Throw mechanism, meaning it has three terminals - Common, Normally Open (NO), and Normally Closed (NC). When the coil is de-energized, the contact will rest in the NC position. When the coil is energized, the contact will switch to the NO position, completing the circuit. This configuration offers flexibility in circuit design and can be utilized in various control applications.

In summary, the American Zettler AZ942H-1C-18DT is a heavy-duty, 12AMP, 18VDC, 900Ohm electromechanical SPDT relay designed to cater to the demanding power handling requirements of industrial applications. Its high-quality construction, robust design, and reliable performance make it an essential component for various control and switching operations.

The American Zettler AZ942H-1C-18DT is a 12A, 18VDC, 900ohm Single-Pole Double-Throw (SPDT) electromechanical relay. Here are some pros and cons that might help you make an informed decision about purchasing this relay:

1. High Current Capacity: With a current rating of 12A, this relay can handle relatively large currents, making it suitable for applications where high current is required.

2. Voltage Range: Operating voltage of 18VDC is within a common range for many industrial applications.

3. Contact Ratings: The 900ohm contact rating indicates that the relay can handle a moderate amount of resistance, making it suitable for applications with some degree of load.

4. Durability: Electromechanical relays are known for their durability and reliability, especially in harsh industrial environments.

5. Versatility: SPDT relays like the AZ942H-1C-18DT are versatile and can be used to switch a wide range of loads, including motors, solenoids, and sensors.

1. Size and Weight: Compared to solid-state relays (SSRs), electromechanical relays are generally larger and heavier, which can be a disadvantage in applications where space is limited or weight is a concern.

2. Complexity: Electromechanical relays have more moving parts than solid-state relays, which can make them more complex to install, maintain, and troubleshoot.

3. Contact Bounce: Electromechanical relays can experience contact bounce, which can cause unwanted noise or errors in some applications.

4. Power Consumption: Electromechanical relays consume some power even when they're not switching, which can be a disadvantage in applications where power consumption is a concern.

The American Zettler AZ942H-1C-18DT 12A 18VDC 900ohm SPDT electromechanical relay offers high current capacity, a reasonable voltage range, and durability, making it a suitable choice for many industrial applications. However, its size and weight, complexity, contact bounce, and power consumption may be disadvantages in some applications. Ultimately, the decision to purchase this relay depends on the specific requirements of your application.

If your application requires a high current capacity, a moderate amount of resistance, and the ability to switch a wide range of loads, then the American Zettler AZ942H-1C-18DT 12A 18VDC 900ohm SPDT electromechanical relay could be a good choice for you. However, if space, weight, power consumption, or complexity are major concerns, you may want to consider other options such as solid-state relays or contactors. It's always a good idea to consult with an electrical engineer or a relay expert to help you make the best decision for your specific application.

Details:

Contact Material: Silver Alloy. Coil voltage : 18 volts . AZ942H-1C-18DT 12AMP, 18VDC, 900OHM, Electromechanical Relay, SPDT: Connector Type: Screw. Mounting Type: DIN Rail Mount.

Brand: American Zettler. Operation Mode: Automatic. Manufacturer: AMERICAN ZETTLER. Contact Type: Spdt.

Contact Current Rating: 12 Amps.

part #: az942h1c18dt price

• $14.04

specifications aiactuato:

• brand: American Zettler
• mpn: Az942h-1c-18dt

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• quantity: 2
• started: March 5, 2026
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• availability: In Stock
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• Electrical Equipment Supplies > Relays > Control Machine Tool Relays
• condition: New

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• # reviews: 892
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• city: San Bernardino, CA

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