A2KM1ASQ48VDC1.6

Relay Automotive Overview

The A2KM1ASQ48VDC1.6 is an automotive electromechanical relay manufactured by CIT Relay and Switch, designed for high-current switching applications in vehicle systems. It features a single-pole single-throw normally open (SPST-NO) contact configuration capable of handling up to 40A at 14VDC. The coil operates on a 48VDC supply with a rated power consumption of 1.6W and a resistance of 360 Ohms. The device utilizes silver tin oxide contacts and supports quick connect mounting terminals, ensuring reliable performance within the specified voltage and current parameters.

Relay Automotive Feature Summary

• Large switching capacity supporting up to 40A load currents
• Compact physical design optimized for lightweight installation
• Versatile mounting options including PCB pins and quick connect terminals

Relay Automotive Applications

• Automotive electrical system control
• Vehicle lamp accessory circuits
• High-current load switching in transportation equipment

Relay Automotive Procurement Notes

Verify the specific coil voltage rating of 48VDC against the target circuit requirements to ensure compatibility. Confirm that the SPST-NO contact arrangement aligns with the intended logic and switching functionality. Check for RoHS compliance status if environmental regulations apply to the final assembly. Ensure the quick connect terminal style matches the existing harness or board layout specifications.

Relay Automotive Selection Notes

Select this component when a 48VDC control signal is available and a high-current single-channel switch is required. Consider the 40A continuous rating for heavy loads such as lighting arrays or motor starters. Evaluate the physical dimensions and mounting style against available space constraints. Compare operating temperature ranges and contact material properties against harsh environment demands.

Relay Automotive Part Context

This model belongs to the A2 series of automotive relays from CIT Relay and Switch, characterized by robust construction and high switching capabilities. The series is certified under QS-9000 and ISO-9002 standards, indicating adherence to strict quality management processes for automotive components. The A2 series is widely used in various vehicle platforms requiring reliable electromechanical switching solutions.

Relay Automotive Replacement Considerations

Direct substitutes may include other CIT Automotive Relays within the A2 series featuring identical 48VDC coil ratings and SPST-NO configurations. Verify pinout compatibility and mechanical footprint before substitution. Cross-reference datasheets for equivalent switching capacities and thermal characteristics.