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CIT Relay and Switch A21CSP24VDC16 Automotive Relay

This 24 V DC automotive relay with PCB pin terminals offers reliable switching with a single-pole double-throw (SPDT) contact arrangement, capable of handling up to 40 A. It features a sealed design for protection, operate with a coil power of 1.6 W, and includes standard coil suppression. The relay supports various mounting options, including PCB pins and quick connect terminals, making it suitable for automotive and lamp accessories. Its compact size and robust construction ensure durability and efficient performance in demanding industrial and automotive applications.

Authorized Distributors
Source:DigiKey
Part No:A21CSP24VDC1.6
Stock:695
Inv Date:05-30-2026
Price: Unit price: $2.57
Buy/RFQ:

CIT Relay and Switch A21CSP24VDC16 Automotive Relay Specifications:

  • Dimensions: 26.0 x 26.0 x 24.5 mm
  • Contact Arrangement: SPDT
  • Contact Resistance: < 30 milliohms
  • Contact Material: AgSnO2
  • Maximum Switching Power: 630W
  • Maximum Switching Voltage: 75VDC
  • Rated Switching Current: 40A @ 14VDC
  • Coil Voltage: 24VDC
  • Coil Power: 1.6W
  • Coil Resistance: Calculation based on voltage and wattage
  • Operate Time: Approx. 18.5 ms
  • Release Time: Approx. 11.5 ms
  • Electrical Life: 100K cycles, typical
  • Mechanical Life: 10M cycles, typical
  • Insulation Resistance: > 100MΩ @ 500VDC
  • Dielectric Strength: 750V rms coil to contact
  • Operating Temperature: -40°C to +125°C
  • Storage Temperature: -40°C to +155°C
  • Shock Resistance: 147m/s² for 11 ms
  • Vibration Resistance: 1.5mm double amplitude, 10-40Hz
  • Terminal Strength: 8N (quick connect), 4N (PCB pins)

Buy the CIT Series A2 SPDT Automotive Relay: A21CSP24VDC16

Enhance your automotive or industrial control systems with the CIT Series A2 SPDT relay. Featuring a 40A switching capacity, sealed protection, and versatile mounting options, this 24VDC relay ensures reliable operation and durability. Its compact size and quick connect terminals simplify installation and maintenance. Perfect for controlling lamps, motors, and accessories, this relay offers excellent electrical life and resistance to harsh environments. Order online today and secure high-quality switching solutions for your projects with confidence.

Buy CIT Series A2 SPDT automotive relay now and experience unmatched reliability and performance in demanding automotive and industrial applications.

Frequently Asked Questions

Where can I buy CIT Relay and Switch A21CSP24VDC16?

You can click on the BUY or RFQ button to purchase A21CSP24VDC16 from an authorized CIT Relay and Switch distributor.

How do I troubleshoot issues or seek technical support for part A21CSP24VDC16?

You can download the A21CSP24VDC16 datasheet or visit the CIT Relay and Switch website for support.

Who is the manufacturer of A21CSP24VDC16?

CIT Relay and Switch

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