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A21CSQ24VDC1.6 is listed in the Relay Automotive range at ChipApex. The manufacturer field lists CIT Relay and Switch. Its product description is RELAY AUTOMOTIVE SPDT 40A 24V. Review the specifications below when checking this part for your BOM.
Relay Automotive specifications for A21CSQ24VDC1.6
- Description：RELAY AUTOMOTIVE SPDT 40A 24V
- Series：A2
- Mfr：CIT Relay and Switch
- Package：Tray
- Coil Type：Non Latching
- Coil Current：66.7 mA
- Coil Voltage：24VDC
- Contact Form：SPDT (1 Form C)
- Contact Rating (Current)：40 A
- Switching Voltage：75VDC - Max
- Must Operate Voltage：16.8 VDC
- Must Release Voltage：2.4 VDC
- Operate Time：7 ms
- Release Time：5 ms
- Features：Sealed - Fully
- Mounting Type：Socketable
- Termination Style：Plug In, Quick Connect - 0.250" (6.3mm)
- Operating Temperature：-40°C ~ 125°C
Relay Automotive datasheet and documents for A21CSQ24VDC1.6
Relay Automotive Overview
The A21CSQ24VDC1.6 is an active automotive relay from the CIT Relay and Switch A2 series. It features a non-latching coil type with a 24VDC coil voltage and a coil current of 66.7 mA. The unit utilizes SPDT (1 Form C) contacts capable of switching up to 40A at a maximum switching voltage of 75VDC. Designed for high capacity, it supports both PCB pin and quick connect mounting options.
Relay Automotive Feature Summary
- Large switching capacity up to 40A
- Small size and light weight design
- Supports PCB pin and quick connect mounting
Relay Automotive Applications
- Automotive electrical systems
- High-current circuit control
- Industrial equipment power management
Relay Automotive Procurement Notes
Verify the specific ordering suffix matches the required contact form and coil specifications. Confirm that the package style aligns with the intended PCB or quick-connect assembly requirements. Ensure the component status is active for long-term supply chain stability before finalizing procurement orders.
Relay Automotive Selection Notes
Select this model when a compact, high-current automotive relay is required. The SPDT configuration provides versatile switching capabilities for single-pole applications. Consider the 24VDC coil requirement and the 40A contact rating to ensure compatibility with the target load and control circuit parameters.
Relay Automotive Part Context
This component belongs to the A2 series of automotive relays manufactured by CIT Relay and Switch. The series is characterized by its robust construction and suitability for demanding environments. The A21CSQ variant specifically denotes the SPDT contact form and the 24VDC coil specification within this product line.
Relay Automotive Replacement Considerations
Direct substitutes include variants with identical coil voltage and contact form but different current ratings, such as the A21CSQ24VDC1.2. Verify mechanical footprint and terminal configuration compatibility before substituting with other models in the A2 series.
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