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CIT Relay and Switch A21ASQ24VDC16D Automotive Power Relay

This 24V DC automotive relay with quick connect terminals features a sealed construction and a SPST N.O. contact arrangement rated for up to 40A. It includes a 1.6W coil with a diode (1N4005) suppression for coil protection, ensuring reliable switching performance. Designed for automotive and lighting applications, this relay offers high current capacity, durability, and quick installation options. Its robust construction provides protection against dust and environmental factors, making it ideal for demanding industrial environments. The relay supports easy PCB mounting and quick connect terminals, ensuring versatile integration in various systems.

Authorized Distributors
Source:DigiKey
Part No:A21ASQ24VDC1.6D
Stock:350
Inv Date:05-30-2026
Price: Unit price: $2.32
Buy/RFQ:

CIT Relay and Switch A21ASQ24VDC16D Automotive Power Relay Specifications:

  • Contact Arrangement: SPST N.O.
  • Contact Rating: 40A @ 14VDC
  • Coil Voltage: 24VDC
  • Coil Power: 1.6W
  • Contact Resistance: < 30 milliohms
  • Contact Material: AgSnO2
  • Maximum Switching Power: 630W
  • Maximum Switching Voltage: 75VDC
  • Electrical Life: 100K cycles, typical
  • Mechanical Life: 10M cycles, typical
  • Insulation Resistance: 100MΩ min. @ 500VDC
  • Dielectric Strength: 750V rms min. @ sea level
  • Operating Temperature: -40°C to +125°C
  • Storage Temperature: -40°C to +155°C
  • Solderability: 260°C for 5 seconds
  • Weight: Not specified
  • Dimensions: 26.0 x 26.0 x 24.5 mm (with mounting option variations)

Buy the Cit Relay A21ASQ24VDC16D – Reliable Automotive Relay for Industrial Applications

Purchase the automotive power relay online for fast delivery and reliable performance in demanding environments. This relay features a sealed construction, a 40A contact rating, and a compact size, making it ideal for automotive, lighting, and industrial applications. It offers easy mounting options with PCB pins or quick connect terminals, along with coil suppression for enhanced durability. Built to meet industry standards, this relay ensures long-lasting, trouble-free operation in critical systems. Order now and experience superior switching performance and environmental resilience.

Get Cit Relay A21ASQ24VDC16D today—built for automotive reliability, high current switching, and industrial durability with quick connect options.

Frequently Asked Questions

Where can I buy CIT Relay and Switch A21ASQ24VDC16D?

You can click on the BUY or RFQ button to purchase A21ASQ24VDC16D from an authorized CIT Relay and Switch distributor.

How do I troubleshoot issues or seek technical support for part A21ASQ24VDC16D?

You can download the A21ASQ24VDC16D datasheet or visit the CIT Relay and Switch website for support.

Who is the manufacturer of A21ASQ24VDC16D?

CIT Relay and Switch

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