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CIT Relay and Switch A21CCQ24VDC19D Automotive Relay

This automotive relay features quick connect terminals with a SPDT contact arrangement, operating on 24 VDC with 1.9 W coil power, capable of switching up to 40 A current. It includes a dust cover for sealing and uses a diode (1N4005) for coil suppression with the cathode connected to the '86' terminal, ensuring reliable performance in automotive and lamp accessory applications. The relay is RoHS compliant, sealed for protection, and designed for durability with a contact resistance below 30 milliohms. Its compact size and robust construction make it suitable for various automotive control systems.

Authorized Distributors
Source:DigiKey
Part No:A21CCQ24VDC1.9D
Stock:0
Inv Date:05-30-2026
Price: Unit price: $1.88325
Buy/RFQ:

CIT Relay and Switch A21CCQ24VDC19D Automotive Relay Specifications:

  • Contact Arrangement: SPDT (1C)
  • Max Switching Power: 630W
  • Switching Voltage: 75VDC
  • Switching Current: up to 40A
  • Contact Resistance: Less than 30 milliohms
  • Contact Material: AgSnO2
  • Coil Voltage: 24 VDC
  • Coil Power: 1.9W
  • Coil Resistance: Approximately 303.2Ω
  • Release Time: 10 ms
  • Operate Time: 8.4 ms
  • Electrical Life: 100,000 cycles
  • Mechanical Life: 10 million cycles
  • Insulation Resistance: 100MΩ at 500VDC
  • Dielectric Strength: 750V rms coil to contact, 500V rms contact to contact
  • Operating Temperature: -40°C to +125°C
  • Storage Temperature: -40°C to +155°C
  • Shock Resistance: 147 m/s² for 11 ms
  • Vibration Resistance: 1.5 mm double amplitude at 10–40Hz
  • Terminal Strength: 8N (quick connect), 4N (PCB pins)

Buy the Buy CIT RELAY & SWITCH Automotive SPDT Relay Part Number A21CCQ24VDC19D Online

Purchase the CIT RELAY & SWITCH automotive relay with SPDT contact configuration, 24 VDC coil, and 40A capacity online. Its sealed construction and coil suppression diode ensure durability and reliability in automotive systems. Ideal for controlling lamps and accessories, this relay offers quick connect terminals for easy wiring, RoHS compliance, and a long electrical life. Order now to ensure your vehicle's control system operates flawlessly with this high-quality, automotive-grade switching component.

Get CIT RELAY & SWITCH A21CCQ24VDC19D today—built for automotive reliability with sealed design and quick connect terminals for easy installation.

Frequently Asked Questions

Where can I buy CIT Relay and Switch A21CCQ24VDC19D?

You can click on the BUY or RFQ button to purchase A21CCQ24VDC19D from an authorized CIT Relay and Switch distributor.

How do I troubleshoot issues or seek technical support for part A21CCQ24VDC19D?

You can download the A21CCQ24VDC19D datasheet or visit the CIT Relay and Switch website for support.

Who is the manufacturer of A21CCQ24VDC19D?

CIT Relay and Switch

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