A21ASQ24VDC1.6D

Relay Automotive Overview

The A21ASQ24VDC1.6D is an automotive relay from the CIT Relay and Switch A2 series, designed for high-current switching applications. It features a non-latching coil type with a 24VDC coil voltage and a current draw of 66.7 mA. The relay utilizes a single-pole single-throw normally open (SPST-NO) contact configuration rated for up to 40A at a maximum switching voltage of 75VDC. Constructed with silver tin oxide contacts, it offers robust performance in demanding environments. The unit supports quick connect terminal mounting and operates within a temperature range of -40°C to 125°C.

Relay Automotive Feature Summary

• High switching capacity up to 40A for heavy load handling
• Compact design ensuring small size and light weight
• Sealed construction for environmental protection
• Quick connect mounting for simplified installation

Relay Automotive Applications

• Automotive electrical systems
• Industrial control circuits
• General purpose power switching

Relay Automotive Procurement Notes

Verify the specific part number against official CIT Relay and Switch documentation to confirm active status and exact specifications. Ensure compatibility with existing system requirements regarding coil voltage, contact rating, and mounting style before procurement.

Relay Automotive Selection Notes

Select this component when a compact, high-current automotive relay is required. Consider the 24VDC coil requirement and SPST-NO configuration to ensure alignment with circuit design needs. Verify thermal and environmental ratings match the operational context.

Relay Automotive Part Context

This relay belongs to the CIT A2 series, characterized by sealed construction and high current capabilities. It is engineered for reliability in automotive and industrial sectors, offering a balance of performance and physical compactness compared to larger industrial relays.

Relay Automotive Replacement Considerations

Cross-reference with other CIT A2 series variants or equivalent automotive relays from other manufacturers that match the 24VDC coil, 40A SPST-NO specification, and quick connect interface.