A2F1ACQ12VDC1.9D

Relay Automotive Overview

The A2F1ACQ12VDC1.9D is a non-latching automotive relay manufactured by CIT Relay and Switch, designed for high-current switching applications. It features an SPST-NO contact arrangement with a maximum switching current of 40A at 14VDC. The coil operates at a rated voltage of 12VDC, with a maximum continuous voltage of 15.6VDC and a coil resistance of 75.8 Ohms (+/- 10%). The device supports PCB pin and quick connect mounting options, ensuring compatibility with standard automotive electrical systems.

Relay Automotive Feature Summary

• Large switching capacity up to 40A
• Small size and light weight design
• PCB pin and quick connect mounting available

Relay Automotive Applications

• Automotive electrical systems
• Lamp accessories control
• High-current circuit switching

Relay Automotive Procurement Notes

Verify the specific ordering suffix 'D' against official CIT documentation to confirm included components such as mounting brackets or diodes. Ensure the coil voltage rating matches the system's 12VDC nominal supply. Confirm that the SPST-NO contact form aligns with the intended circuit logic before finalizing procurement orders.

Relay Automotive Selection Notes

Select this component when a compact, high-current relay is required for automotive environments. The 40A rating suits heavy loads compared to lower-capacity alternatives. Consider the non-latching coil type for standard on/off control scenarios. Verify physical dimensions and terminal types to ensure fit within the designated enclosure space.

Relay Automotive Part Context

This part belongs to the A2 series of automotive relays from CIT Relay and Switch. The series is characterized by robust construction suitable for harsh environments. The model designation indicates specific coil and contact configurations within the broader product line, distinguishing it from variants with different voltages or contact arrangements.

Relay Automotive Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. When replacing this unit, ensure the new component matches the 12VDC coil voltage, 40A contact rating, and SPST-NO configuration. Verify mechanical mounting compatibility if direct substitution is required.