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CIT Relay and Switch A21CSQ12VDC19R automotive relay

This automotive relay features a Compact design with quick connect terminals, operating on 12 V DC. It supports a 40 A switching capacity and includes coil suppression with a 680 Ohm resistor for enhanced reliability. The relay employs a SPDT contact configuration, suitable for automotive and lamp accessories. It is sealed for protection, has a coil power of 1.9 W, and operates reliably within a temperature range of -40°C to +125°C. Certified for durability, it offers robust switching performance for demanding automotive applications.

Authorized Distributors
Source:DigiKey
Part No:A21CSQ12VDC1.9R
Stock:0
Inv Date:05-30-2026
Price: Unit price: $1.86658
Buy/RFQ:

CIT Relay and Switch A21CSQ12VDC19R automotive relay Specifications:

  • Dimensions: 26.0 x 26.0 x 24.5 mm
  • Sealing: Sealed for durability
  • Contact Arrangement: SPDT (Single Pole Double Throw)
  • Maximum Switching Power: 630W
  • Maximum Switching Current: 40A @ 14VDC
  • Coil Voltage: 12V DC
  • Coil Resistance: 15.6 Ohms
  • Coil Power: 1.9 W
  • Operating Temperature: -40°C to +125°C
  • Insulation Resistance: 100MΩ min. @ 500VDC
  • Dielectric Strength: 750V rms (coil to contact)
  • Shock Resistance: 147m/s² for 11 ms
  • Vibration Resistance: 1.5mm at 10-40Hz
  • Weight: 31g

Buy the Automotive Components 12VDC Relay – Reliable SPDT for Automotive Applications

Enhance your automotive system with this high-quality relay featuring a 12V DC coil, SPDT contact configuration, and a robust 40A switching capacity. Its sealed design ensures durability and trouble-free operation in harsh conditions. Suitable for automotive & lamp accessories, it offers quick connect terminals for easy installation. The relay's coil is rated at 1.9 W, with coil suppression resistor for noise reduction. Trust this certified relay for reliable switching performance in demanding vehicle applications, helping you maintain smooth electrical functionality.

Buy CIT Relay automotive 12VDC relay now and experience unmatched reliability with a sealed, high-current switching solution perfect for vehicle lighting and accessories.

Frequently Asked Questions

Where can I buy CIT Relay and Switch A21CSQ12VDC19R?

You can click on the BUY or RFQ button to purchase A21CSQ12VDC19R from an authorized CIT Relay and Switch distributor.

How do I troubleshoot issues or seek technical support for part A21CSQ12VDC19R?

You can download the A21CSQ12VDC19R datasheet or visit the CIT Relay and Switch website for support.

Who is the manufacturer of A21CSQ12VDC19R?

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