A2S1CSQ48VDC1.6R

Relay Automotive Overview

The A2S1CSQ48VDC1.6R is a sealed SPDT automotive relay manufactured by CIT Relay and Switch, designed for 48VDC applications. It features a 40A contact rating with a switching voltage of up to 75VDC. The coil operates at 48VDC with a power consumption of 1.6W and resistance of 360 ohms. Contact material is AgSnO2, offering initial contact resistance below 30 milliohms. The unit utilizes chassis mounting with quick connect termination style.

Relay Automotive Feature Summary

• Sealed SPDT design suitable for automotive environments
• High switching capacity up to 40A
• Quick connect termination for efficient installation

Relay Automotive Applications

• Automotive electrical systems
• Lamp accessories control
• Industrial equipment requiring 48VDC switching

Relay Automotive Procurement Notes

Verify the specific coil voltage requirement matches the system's 48VDC supply before procurement. Confirm that the quick connect termination style aligns with existing wiring harnesses or terminal blocks. Ensure the chassis mount footprint fits within the designated enclosure space. Check for RoHS compliance requirements if applicable to the final assembly standards.

Relay Automotive Selection Notes

Select this component when a robust SPDT relay is needed for 48VDC circuits with high current demands. The sealed construction provides protection against environmental factors common in automotive and industrial settings. Consider the 1.6W coil power consumption for thermal management planning. The quick connect feature simplifies assembly compared to soldered alternatives.

Relay Automotive Part Context

This relay belongs to the A2 series from CIT Relay and Switch, known for compact size and light weight. The series is certified under QS-9000 and ISO-9002 manufacturing standards. It is part of a broader range of automotive relays designed for reliability in vehicle and accessory applications.

Relay Automotive Replacement Considerations

Direct substitutes include other CIT A2 series relays with matching 48VDC coils and SPDT configurations, such as variants with different contact arrangements if circuit logic allows. Ensure any replacement maintains the 40A rating and quick connect termination compatibility.