AZ9731-1C-12DC2

Relay Automotive Overview

The AZ9731-1C-12DC2 is a Mini-ISO automotive relay manufactured by American Zettler. It features a 12VDC coil with a resistance of 85 Ω and a current draw of 47.2 mA. The SPDT (Form C) contacts are rated for 40A resistive load at 75VDC, with a maximum momentary carry current of 60A. Contact resistance is 100 mΩ. The device operates within a temperature range of -40°C to 110°C and utilizes quick connect terminals.

Relay Automotive Feature Summary

• SPDT contact arrangement providing one Form C switching capability
• Epoxy sealed construction for environmental protection
• Quick connect terminal interface for simplified assembly

Relay Automotive Applications

• Automotive electrical systems
• High-current DC circuit control
• Industrial power distribution

Relay Automotive Procurement Notes

Verify the specific suffix against the manufacturer's official documentation to confirm terminal configuration and coil protection components. Ensure the procurement specification matches the required contact arrangement and voltage ratings for the target application environment.

Relay Automotive Selection Notes

Select this component when a 40A switching capacity is required in a compact Mini-ISO chassis. The 12VDC coil specification suits standard vehicle electrical architectures. Confirm that the SPDT configuration aligns with the circuit logic requirements before integration.

Relay Automotive Part Context

This part belongs to the AZ973 series of Mini-ISO automotive relays from American Zettler. The series is designed for high-current applications in harsh environments, offering robust performance through epoxy sealing and high thermal tolerance compared to standard general-purpose relays.

Relay Automotive Replacement Considerations

Cross-reference with AZ9731-1C-12DC2ED2 or AZ9731-1C-12DC2D2 if coil protection or specific bracket configurations are required. Verify mechanical footprint compatibility before substitution.