A51CO24VDC1.6

Relay Automotive Overview

The A51CO24VDC1.6 is an automotive-grade power relay manufactured by CIT Relay and Switch. It features a single-pole double-throw (SPDT) contact configuration with one Form C circuit. The coil operates at 24VDC with a current draw of 66.7 mA. The contacts are rated for a maximum switching current of 40A, supporting loads up to 380VAC or 75VDC. This component is designed for high-current applications requiring reliable switching in automotive environments.

Relay Automotive Feature Summary

• Automotive-grade construction suitable for demanding vehicle electrical systems
• High current carrying capacity of 40A per pole for heavy load switching
• Integrated SPDT contact topology allowing common terminal distribution

Relay Automotive Applications

• Automotive lighting control circuits
• Vehicle accessory power management
• Industrial motor starter interfaces

Relay Automotive Procurement Notes

Verify the specific suffix designation against the manufacturer's latest documentation to ensure compatibility with required mounting styles and terminal configurations. Confirm that the 40A rating aligns with the peak load requirements of the target application circuit to prevent premature contact degradation.

Relay Automotive Selection Notes

Select this model when a robust SPDT switching solution is required for 24VDC control signals driving high-amperage loads. Ensure the PCB layout accommodates the through-hole pin spacing and provides adequate clearance for the 380VAC isolation voltage rating during operation.

Relay Automotive Part Context

This relay belongs to the A51 series from CIT Relay and Switch, which specializes in compact, high-performance electromechanical relays for automotive and industrial sectors. The series is characterized by its durability and ability to handle significant electrical loads within a standardized footprint.

Relay Automotive Replacement Considerations

Cross-reference part numbers such as A51CO24VDC1.9 for variations in contact material or housing specifications. Verify mechanical dimensions and pinout assignments before substituting to maintain board integrity.