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H11A550 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
H11A550QTC166Yes

QTC H11A550** is a high-performance automotive relay designed for various electrical applications.

The QTC H11A550 is a high-performance automotive relay designed for various electrical applications. Below are the factual specifications, descriptions, and features:

Specifications:

  • Manufacturer: QTC
  • Part Number: H11A550
  • Type: Automotive Relay
  • Contact Configuration: SPDT (Single Pole Double Throw)
  • Contact Rating:
  • Normally Open (NO): 30A
  • Normally Closed (NC): 20A
  • Coil Voltage: 12V DC
  • Coil Resistance: 80Ω ±10%
  • Operating Temperature Range: -40°C to +85°C
  • Dielectric Strength: 500V AC (1 minute)
  • Insulation Resistance: 100MΩ min (500V DC)
  • Mechanical Life: 1,000,000 operations
  • Electrical Life: 100,000 operations (at rated load)

Description:

The QTC H11A550 is a compact, high-current automotive relay used for switching electrical circuits in vehicles. It features a durable plastic housing with a metal base for heat dissipation and secure mounting. The relay is commonly used in headlights, fog lights, fuel pumps, and other high-power automotive applications.

Features:

  • High Current Capacity: Supports up to 30A switching.
  • Reliable Performance: Long mechanical and electrical lifespan.
  • Compact Design: Space-saving for easy installation.
  • Durable Construction: Resistant to vibration and temperature extremes.
  • Standard Pin Configuration: Compatible with standard automotive relay sockets.

This relay is widely used in automotive and industrial applications where reliable high-current switching is required.

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