A2K1CSQ12VDC1.6

Relay Automotive Overview

The A2K1CSQ12VDC1.6 is a Mini ISO automotive relay manufactured by CIT Relay and Switch, designed for high-current switching applications. It features a 12VDC coil voltage with a maximum operating voltage of 15.6VDC and a coil resistance of 90 ohms at +/- 10% tolerance. The SPDT (Form C) contact arrangement supports a maximum switching current of 40A at 14VDC and a maximum switching power of 630W. Constructed with AgSnO2 contacts, it offers an initial contact resistance of less than 30 milliohms. The unit measures 26.0 x 26.0 x 24.5 mm and operates within a temperature range of -40°C to 125°C.

Relay Automotive Feature Summary

• High switching capacity up to 40A suitable for demanding automotive loads
• Compact Mini ISO form factor with socketable mounting for easy installation
• Robust AgSnO2 contact material ensuring reliable electrical performance

Relay Automotive Applications

• Automotive lighting circuits
• Vehicle accessory power distribution
• Industrial control systems requiring compact relays

Relay Automotive Procurement Notes

Verify the specific suffix 'D' in the part number A2K1CSQ12VDC1.6D against official CIT documentation to confirm if it denotes a distinct variant or packaging specification. Ensure compatibility with standard Mini ISO sockets. Confirm RoHS compliance status through the manufacturer's latest datasheet before finalizing procurement orders.

Relay Automotive Selection Notes

Select this component when a 12VDC controlled SPDT relay with 40A capacity is required in a Mini ISO footprint. Consider the 90-ohm coil resistance for driver circuit design. Verify that the application environment stays within the -40°C to 125°C operating range. Ensure the load does not exceed 630W or 75VDC limits.

Relay Automotive Part Context

This model belongs to the CIT Mini ISO relay series, characterized by standardized dimensions and quick-connect terminals. It serves as a direct replacement for legacy automotive relays in modern vehicle architectures. The series is certified under QS-9000 and ISO-9002 standards, indicating consistent manufacturing quality for automotive-grade reliability.

Relay Automotive Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Cross-reference pinouts and coil specifications carefully when considering alternative manufacturers.