AZ971E-1A-12DE

Relay Automotive Overview

The AZ971E-1A-12DE is a miniature power relay from the AZ971E series, designed for automotive applications. It features a single-pole single-throw normally open (SPST-NO) contact configuration with a maximum switching current of 40 Amperes and a resistive load capacity of 560 Watts. The coil operates at 12 Volts DC with a resistance of 90 Ohms and consumes 514 milliwatts. This sealed epoxy variant offers vibration and shock resistance, suitable for high in-rush current scenarios within a compact European-style footprint.

Relay Automotive Feature Summary

• Sealed epoxy construction providing environmental protection
• High current switching capability up to 40 Amperes
• Vibration and shock resistant design for automotive durability
• Compact European-style footprint for space-constrained installations

Relay Automotive Applications

• Automotive electrical systems
• High in-rush current switching applications
• General purpose automotive control circuits

Relay Automotive Procurement Notes

Verify the specific suffix 'DE' indicates the sealed epoxy variant when sourcing. Confirm that the 12VDC coil voltage matches the target system requirements. Ensure the SPST-NO contact form aligns with the circuit logic. Check for RoHS compliance status if required by project specifications. Validate the 40A rating against peak load currents to prevent premature failure.

Relay Automotive Selection Notes

Select this component for applications requiring robust high-current switching in a small form factor. The sealed design is preferable for environments exposed to moisture or contaminants. Consider the 12VDC coil requirement for compatibility with standard automotive power buses. Evaluate the mechanical life expectancy against operational cycle demands. Ensure adequate clearance for the compact footprint during PCB layout.

Relay Automotive Part Context

This part belongs to the AZ971E series of miniature power relays manufactured by American Zettler. The series is characterized by its ability to handle high currents in a small package, specifically tailored for automotive use. The AZ971E line includes various contact configurations and coil voltages, with the AZ971E-1A-12DE representing the 12VDC sealed SPST-NO variant.

Relay Automotive Replacement Considerations

Cross-reference with other AZ971E series variants for different coil voltages or contact forms. Verify physical pinout compatibility before substituting with similar automotive relays. Ensure replacement parts maintain the same sealing type and current ratings.