AZ9741-1C-12D

Relay Automotive Overview

The AZ9741-1C-12D is a mini-ISO automotive relay manufactured by American Zettler, designed for high-current switching applications. It features a single-pole, double-throw (SPDT) contact configuration with a nominal coil voltage of 12VDC. The device supports a continuous current rating of 40A and utilizes a PC board mounting style. This component operates as a single side stable relay, providing reliable performance in automotive environments requiring robust electrical isolation and durable contact materials.

Relay Automotive Feature Summary

• Single-pole, double-throw contact arrangement for versatile circuit control
• High-capacity 40A current handling capability for demanding loads
• Mini-ISO form factor optimized for standard automotive fuse box integration

Relay Automotive Applications

• Automotive lighting circuits
• Motor control systems
• Heater and fan activation

Relay Automotive Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required coil voltage and contact configuration. Confirm that the package type matches the intended PCB footprint. Cross-reference the manufacturer part number against official distributor catalogs to validate authenticity and technical specifications before purchase.

Relay Automotive Selection Notes

Select this component when a compact relay with high current capacity is required for automotive systems. Ensure the application voltage aligns with the 12VDC coil specification. Verify that the SPDT configuration meets the switching logic requirements of the target circuit design.

Relay Automotive Part Context

This model belongs to the AZ9741 series of general-purpose automotive relays from American Zettler. The series offers various configurations including different coil voltages and contact arrangements. The AZ9741-1C-12D specifically denotes the 12VDC coil variant with SPDT contacts within this standardized product line.

Relay Automotive Replacement Considerations

Compatible substitutes include variants within the same AZ9741 family such as AZ9741-1A-12D or AZ974-1C-24D, provided the contact configuration and coil voltage match the system requirements.