AZ9731-1C-12DC1 ZETTLER Mini Relays Spdt Coil

Review ZETTLER Lot Of Mini-iso Automotive Relays Spdt 12vdc Coil

The Zettler AZ9731-1C-12DC1 Mini-ISO Relay is a compact and versatile SPDT (Single Pole Double Throw) relay designed for 12V DC coil operation. This miniature relay is an excellent choice for various automation, control, and signaling applications where space is a concern.

The Zettler AZ9731-1C-12DC1 measures just 32mm x 22mm x 13mm in size, making it one of the smallest relays in its class. Despite its small form factor, it offers a contact rating of 10A at 250V AC or 16A at 125V DC, providing sufficient current capacity for many common use cases.

The relay's contacts are gold-plated to ensure reliable and long-lasting contact performance. The coil resistance is 350 , and it requires a minimum operating voltage of 12V DC to activate. The contact separation is 3.5mm, and the contact travel is 1.5mm, ensuring quick and precise switching.

The Zettler AZ9731-1C-12DC1 Mini-ISO Relay features an isolated contact configuration, which means that the input and output circuits are electrically isolated from each other. This feature is essential for applications where galvanic isolation is required to prevent electrical interference or noise between the input and output circuits.

The relay comes with a built-in diode across the contacts to protect against inductive loads. It also has a flyback diode to protect against voltage spikes that may occur during coil de-energization. The relay's terminals are labeled clearly to facilitate easy wiring and installation.

The Zettler AZ9731-1C-12DC1 Mini-ISO Relay is built to high standards of quality and reliability. It is RoHS compliant and comes with a 2-year warranty from the manufacturer. This reliable and compact relay is an ideal solution for a wide range of automation, control, and signaling applications where space is a premium and isolation is required.

Pros and Cons of Buying Zettler Az9731-1C-12DC1 Mini-ISO Relays

The Zettler Az9731-1C-12DC1 is a miniature, SPDT (single-pole double-throw) relay with a 12VDC coil. Relays are essential components in various electronic circuits to switch electrical loads. In this analysis, we will discuss the key advantages and disadvantages of purchasing this specific relay model.

1. Compact Design: The miniature size of the Zettler Az9731-1C-12DC1 makes it an ideal choice for space-constrained applications. Its dimensions are approximately 23.8mm x 12.6mm x 8.3mm, which is significantly smaller than many other relays in the market.

2. Operating Voltage: Running at a voltage of 12VDC, this relay is suitable for a wide range of applications where a standard 12V power supply is available.

3. Low Power Consumption: The coil power consumption of the relay is only 0.14W, making it an energy-efficient choice for applications where power consumption is a concern.

4. High Current Capacity: The Zettler Az9731-1C-12DC1 can handle a maximum contact current of 1A, making it suitable for various low-current switching applications.

5. Robust Construction: This relay features a gold-plated contact surface and a rugged, epoxy-coated housing, ensuring reliable operation in diverse environments.

1. Limited Operating Temperature Range: The recommended operating temperature range for the Zettler Az9731-1C-12DC1 is between -25 C and 85 C, which may not be suitable for extreme temperature applications.

2. Contact Bounce: Like most relays, the Zettler Az9731-1C-12DC1 may exhibit contact bounce when switching, which can cause noise or interference in sensitive applications. However, this issue can be mitigated by using debouncing techniques in the control circuit.

3. Limited Switching Cycles: The relay's contact switching rating is 50,000 cycles, which may not be sufficient for applications that require high switching frequencies or long-term operation.

The Zettler Az9731-1C-12DC1 mini-ISO relay is an excellent choice for various low-power, low-current switching applications due to its compact design, 12VDC operation, low power consumption, and high current capacity. Despite its limited operating temperature range and contact bounce, these disadvantages can be mitigated through careful application design and implementation. Overall, its robust construction and reliable operation make it a recommended option for suitable applications.

Details:

Contact rating: 40a, 14vdc. Specifications: model #: AZ9731-1C-12DC1. Coil voltage : 12vdc. This is a surplus item.

Connection: 5-pin.

specifications genpurrelays:

• brand: Zettler
• mpn: Az9731-1c-12dc1
• current type: Dc
• type: Mini Iso
• coil voltage: 12 V
• number of pins: 5-pin

offer genpurrelays:

• availability: in stock
• in stock #: 3
• prices: $9.99–$33.00
• item condition:
  • New
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• started: october 17, 2025
• options: ship-to-home
• sold #: 21
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• city: osseo, minnesota
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• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

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