A3M1CSQ24VDC2D

Relay Automotive Overview

The A3M1CSQ24VDC2D is a sealed automotive relay manufactured by CIT Relay and Switch. It features an SPDT (1 Form C) contact arrangement with a coil voltage of 24 VDC. The device supports a maximum switching voltage of 75 VDC and handles up to 80 A at 14 VDC. Key electrical parameters include a coil resistance of 80 Ohms, coil power of 1.8 W, and a coil current of 150 mA. Mechanical specifications include chassis mounting and quick connect terminals. Operating temperature ranges from -40°C to 125°C.

Relay Automotive Feature Summary

• Sealed construction designed for automotive environments
• High current switching capacity suitable for heavy-duty loads
• Dual mounting options including PCB pins and quick connects

Relay Automotive Applications

• Automotive lighting circuits
• Lamp accessories control
• Heavy-duty automotive load switching

Relay Automotive Procurement Notes

Verify the specific suffix 'D' against official CIT documentation to confirm sealing status and terminal configuration. Ensure the 24 VDC coil rating matches the target system voltage. Cross-reference the 80 A contact rating with actual load requirements to prevent overcurrent conditions. Confirm RoHS compliance status if required by project specifications.

Relay Automotive Selection Notes

Select this component when high current handling up to 80 A is required in a compact automotive form factor. The 24 VDC coil specification suits systems operating at standard automotive battery voltages. Consider the sealed design for protection against environmental contaminants. Verify that the SPDT configuration aligns with the necessary circuit switching logic.

Relay Automotive Part Context

This part belongs to the CIT A3 series of automotive relays, characterized by large switching capacities and robust construction. The series is certified under QS-9000 and ISO-9002 standards, indicating suitability for automotive manufacturing applications. The A3M1CSQ variant specifically denotes the SPDT configuration with quick connect terminals.

Relay Automotive Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing socket designs and pin assignments before considering alternative manufacturers.