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CIT Relay and Switch A21CSQ12VDC19 Automotive Relay

This 12 V DC automotive relay features a versatile SPDT contact configuration with a maximum switching power of 630W. It is sealed for enhanced protection and designed for automotive and auxiliary applications, handling up to 40A. The relay incorporates quick connect terminals for easy installation, with a coil resistance suitable for 1.9W power consumption. Operating within a temperature range of -40°C to +125°C, it ensures high durability, reliable switching, and long life cycles, making it ideal for automotive, lamp, and control system uses.

Authorized Distributors
Source:DigiKey
Part No:A21CSQ12VDC1.9
Stock:0
Inv Date:05-30-2026
Price: Unit price: $1.83323
Buy/RFQ:

CIT Relay and Switch A21CSQ12VDC19 Automotive Relay Specifications:

  • Coil Voltage: 12VDC
  • Coil Resistance: 15.6Ω
  • Coil Power: 1.9W
  • Contact Arrangement: SPDT
  • Maximum Switching Power: 630W
  • Maximum Switching Current: 40A
  • Contact Resistance: < 30 milliohms initial
  • Operating Temperature: -40°C to +125°C
  • Dielectric Strength (Coil to Contact): 750V rms min.
  • Electrical Life: 100,000 cycles
  • Mechanical Life: 10 million cycles
  • Sealing: Sealed option available
  • Dimensions: 26.09 x 26.00 x 24.50 mm
  • Weight: 31g
  • Certification: RoHS compliant

Buy the Cit Relay Series A2 SPDT Automotive Relay: 12VDC 40A

Purchase the Cit Relay Series A2 SPDT Automotive Relay online today to ensure reliable switching for automotive, lamp, and control applications. Designed with a 12VDC coil, this relay features a maximum current capacity of 40A, sealed construction for durability, and quick connect terminals for easy installation. Its robust construction supports a wide operating temperature, with high electrical and mechanical life cycles, making it ideal for challenging environments. Buy now to enhance your projects with dependable, long-lasting relay components.

Order your Cit Relay Series A2 SPDT Automotive Relay today and give your automotive and control projects the dependable quality they deserve.

Frequently Asked Questions

Where can I buy CIT Relay and Switch A21CSQ12VDC19?

You can click on the BUY or RFQ button to purchase A21CSQ12VDC19 from an authorized CIT Relay and Switch distributor.

How do I troubleshoot issues or seek technical support for part A21CSQ12VDC19?

You can download the A21CSQ12VDC19 datasheet or visit the CIT Relay and Switch website for support.

Who is the manufacturer of A21CSQ12VDC19?

CIT Relay and Switch

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