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CIT Relay and Switch A21CSQ6VDC16 Automotive Relay

This automotive relay offers a SPDT contact configuration with quick connect terminals, operating on 6 V DC and capable of switching up to 40 A. It is sealed for protection, ensures reliable switching with a coil power of 1.6 W, and is suitable for various automotive applications including lamps and accessories. Certified for quality and durability, it features a high switching capacity and robust construction, making it ideal for automotive electrical systems and control modules. Designed for easy mounting and versatile use in demanding environments.

Authorized Distributors
Source:DigiKey
Part No:A21CSQ6VDC1.6
Stock:220
Inv Date:05-30-2026
Price: Unit price: $3.08
Buy/RFQ:

CIT Relay and Switch A21CSQ6VDC16 Automotive Relay Specifications:

  • Dimensions: 26.00 x 26.00 x 24.50 mm
  • Sealing: Sealed
  • Contact Arrangement: SPDT
  • Contact Resistance: < 30 milliohms initial
  • Maximum Switching Power: 630W
  • Maximum Switching Voltage: 75VDC
  • Switching Current: 40A @ 14VDC
  • Coil Voltage: 6VDC
  • Coil Resistance: 7.8Ω
  • Coil Power: 1.6W
  • Operate Time: 4.2ms
  • Release Time: 6ms
  • Electrical Life: 100,000 cycles
  • Mechanical Life: 10 million cycles
  • Operating Temperature: -40°C to +125°C
  • Storage Temperature: -40°C to +155°C
  • Weight: 31g
  • Shock Resistance: 147m/s² for 11ms
  • Vibration Resistance: 1.5mm double amplitude 10-40Hz
  • Insulation Resistance: 100MΩ min @ 500VDC
  • Dielectric Strength: 750V rms coil to contact

Buy the Automotive Relay 6VDC – Reliable SPDT Control for Industrial Applications

Purchase the CIT automotive relay with 6V DC coil voltage and 40A switching capacity online today. Designed for automotive and industrial applications, it features a sealed construction for protection, quick connect terminals for easy installation, and high durability for demanding environments. This reliable relay ensures stable electrical switching with a coil power of 1.6 W, operates from -40°C to +125°C, and offers a long electrical and mechanical lifespan. Get yours now to enhance your electrical system performance.

Order your CIT relay series A2 with 6VDC coil and 40A switching capacity today and give your automotive and industrial projects the dependable quality they deserve.

Frequently Asked Questions

Where can I buy CIT Relay and Switch A21CSQ6VDC16?

You can click on the BUY or RFQ button to purchase A21CSQ6VDC16 from an authorized CIT Relay and Switch distributor.

How do I troubleshoot issues or seek technical support for part A21CSQ6VDC16?

You can download the A21CSQ6VDC16 datasheet or visit the CIT Relay and Switch website for support.

Who is the manufacturer of A21CSQ6VDC16?

CIT Relay and Switch

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