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CIT Relay and Switch A51AO24VDC19 Power Relay

This power relay features a PCB terminal shape with a single contact arrangement (1A). It operates at 24 V DC with a coil power of 1.9 W, capable of switching up to 40 A. The relay is a single-side stable operation type with open frame sealing options, making it suitable for automotive and lamp accessories. It features robust contact resistance, high switching power, and compact dimensions (25.8 x 20.5 x 20.8 mm). Designed for reliable performance, it meets industry standards for insulation resistance and dielectric strength, suitable for various industrial applications.

Authorized Distributors
Source:DigiKey
Part No:A51AO24VDC1.9
Stock:0
Inv Date:05-30-2026
Price: Unit price: $1.44578
Buy/RFQ:

CIT Relay and Switch A51AO24VDC19 Power Relay Specifications:

  • Operating Voltage: 24V DC
  • Coil Power: 1.9W
  • Contact Arrangement: SPST N.O. (1A)
  • Maximum Switching Power: 360W
  • Maximum Switching Current: 40A
  • Contact Resistance: <50 milliohms
  • Contact Material: AgSnO2
  • Dielectric Strength: 750V rms coil to contact, 500V rms contact to contact
  • Electrical Life: 100K cycles
  • Mechanical Life: 10M cycles
  • Insulation Resistance: 100MΩ at 500VDC
  • Operating Temperature: -40°C to +85°C
  • Solderability: 260°C for 5 seconds
  • Dimensions: 25.8 x 20.5 x 20.8 mm
  • Sealing Options: Open frame, standard sealed, European sealed
  • Shock Resistance: 200m/s² for 11 ms
  • Vibration Resistance: 1.27 mm double amplitude, 10-40 Hz

Buy the Buy Power Relay Part Number A51AO24VDC19 Online

Discover the convenience of purchasing this high-performance power relay online. With a 24V DC operating voltage and a switching capacity of up to 40A, this relay is suitable for automotive, industrial, and lighting applications. Its PCB terminal design ensures easy installation, while the sealed and open frame options offer versatile use. Compact and robust, it features high dielectric strength, excellent contact resistance, and a long electrical life, making it a dependable choice for demanding environments. Order now for fast delivery and reliable operation.

Buy Power Relay Part Number A51AO24VDC19 now and experience unmatched reliability and performance with high switching capacity and compact design.

Frequently Asked Questions

Where can I buy CIT Relay and Switch A51AO24VDC19?

You can click on the BUY or RFQ button to purchase A51AO24VDC19 from an authorized CIT Relay and Switch distributor.

How do I troubleshoot issues or seek technical support for part A51AO24VDC19?

You can download the A51AO24VDC19 datasheet or visit the CIT Relay and Switch website for support.

Who is the manufacturer of A51AO24VDC19?

CIT Relay and Switch

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