A2H1CSP12VDC1.6D

Relay Automotive Overview

The A2H1CSP12VDC1.6D is a CIT SWITCH relay with dimensions of 28.5 x 28.5 x 26.5 (40.0) mm. It features an SPDT contact arrangement (1C). The coil operates at a rated voltage of 12 VDC, with a maximum of 15.6 VDC and a resistance of 22.5 Ohms +/- 10%. Contact ratings are 40A @ 14VDC for the N.O. circuit and 30A @ 14VDC for the N.C. circuit. Maximum switching power is 630W, maximum switching voltage is 75VDC, and maximum switching current is 40A. Initial contact resistance is less than 30 milliohms.

Relay Automotive Feature Summary

• Supports PCB pin and quick connect mounting configurations
• Certified manufacturing under QS-9000 and ISO-9002 standards
• Designed for use in automobile and lamp accessories

Relay Automotive Applications

• Automotive electrical systems
• Lamp accessory control circuits

Relay Automotive Procurement Notes

Verify the specific contact arrangement suffix against official CIT documentation to ensure compatibility with required circuit logic. Confirm that the coil resistance and voltage ratings match the target system specifications precisely. Check for RoHS compliance status as indicated in the manufacturer's latest release notes before finalizing procurement orders.

Relay Automotive Selection Notes

Select this model when high switching capacity up to 40A is required within a compact form factor. Ensure the application environment aligns with the specified operating conditions for automotive or lighting equipment. Verify that the available mounting options, such as PCB pins or quick connects, suit the mechanical design constraints of the assembly.

Relay Automotive Part Context

This component belongs to the CIT SWITCH product line, which specializes in relays for industrial and automotive applications. The series is characterized by large switching capacities and small physical footprints. Manufacturing certifications include QS-9000 and ISO-9002, indicating adherence to strict quality management systems for reliable performance in demanding environments.

Relay Automotive Replacement Considerations

Consult official CIT catalogs for direct substitutes within the same series. Cross-reference coil voltage, contact arrangement, and current ratings to ensure functional equivalence. Generic replacements may not meet the specific QS-9000 certification requirements or dimensional tolerances.