A1M1ASQ12VDC

Relay Automotive Overview

The A1M1ASQ12VDC is an automotive SPST-NO relay from the CIT Relay and Switch A1 series. It features a 12VDC coil with 133.3 mA current draw and 90 Ohms resistance. The contacts are rated for 40A at 75VDC maximum switching voltage, utilizing AgSnO contact material. Designed for base mounting with quick-connect terminals (0.250"), it operates within -40°C to 125°C. Key electrical parameters include a 1.6W coil power, 8.4 VDC pull-in voltage, 1.2 VDC drop-out voltage, 7 ms make time, and 5 ms break time.

Relay Automotive Feature Summary

• Sealed construction designed for harsh automotive environments
• High current switching capacity of 40A per pole
• Quick-connect terminal style for rapid assembly

Relay Automotive Applications

• Automotive lighting circuits
• Motor control systems
• General automotive accessory switching

Relay Automotive Procurement Notes

Verify the specific ordering suffix against the manufacturer's catalog to ensure correct terminal configuration and internal component options. Confirm that the required contact rating and coil voltage match the target application specifications before procurement. Cross-reference the part number with official distributor databases to validate current availability and lead times.

Relay Automotive Selection Notes

Select this model when a single normally open contact path is required for high-current loads up to 40A. Ensure the system voltage aligns with the 12VDC coil specification. Consider the physical dimensions and base-mounting requirements for integration into the designated harness or panel space.

Relay Automotive Part Context

This component belongs to the CIT Relay and Switch A1 series, which focuses on compact automotive relays. The series offers various contact arrangements and coil voltages to support diverse vehicle electrical architectures. The A1M1ASQ variant specifically targets applications requiring robust sealing and high current handling in a standard form factor.

Relay Automotive Replacement Considerations

Direct substitutes may include other CIT Automotive relays with identical pinouts and ratings, such as the A1M1CSQ12VDCR for SPDT configurations. Verify mechanical fit and electrical characteristics before swapping.