A3F1CSP24VDC2R

Relay Automotive Overview

The A3F1CSP24VDC2R is a general-purpose electromechanical relay manufactured by CIT Relay and Switch. It features a single-pole single-throw normally open (SPST-NO) contact configuration with a maximum rated switching current of 40 Amperes. The device utilizes a 24 VDC coil voltage for operation and employs PCB pin termination for through-hole mounting. Constructed as a sealed unit, it incorporates silver tin oxide (AgSnO) contacts to ensure reliable performance under high-load conditions.

Relay Automotive Feature Summary

• High current switching capacity up to 40A
• Compact design with small size and light weight
• Sealed construction for environmental protection
• PCB pin mounting option available

Relay Automotive Applications

• Industrial control systems requiring high-current switching
• Power distribution equipment
• Automotive applications
• General purpose relay circuits

Relay Automotive Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm exact electrical characteristics and terminal style. Ensure compatibility with existing PCB layouts regarding pin spacing and mounting requirements. Cross-reference the part number with the latest CIT Relay and Switch catalog to confirm availability and any potential supersessions or design changes.

Relay Automotive Selection Notes

Select this component when a robust, high-current relay is required for general-purpose applications. The 40A rating makes it suitable for heavy loads compared to standard signal relays. Consider the 24VDC coil requirement for control circuit compatibility. The SPST-NO configuration provides simple on/off switching functionality without additional contact sets.

Relay Automotive Part Context

This part belongs to the A3F1 series of power relays from CIT Relay and Switch. The series is characterized by large switching capacities and compact form factors. It is designed for applications demanding reliability in industrial and automotive environments. The product line offers various coil voltages and contact configurations to suit diverse system requirements.

Relay Automotive Replacement Considerations

Consult the official CIT Relay and Switch replacement guide for verified substitute part numbers. Ensure that any alternative component matches the 40A current rating, 24VDC coil specification, and SPST-NO contact form. Verify mechanical dimensions and pinout compatibility before substitution.