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Precision Resistor Manufacturing Since 2008

High Precision Fine Resistors, Engineered to Tolerance

Omega Electronics develops and produces ultra-stable resistive components for aerospace, medical, test & measurement and power conversion applications — from 0.1% tolerance foil elements to 1000 W chassis mount assemblies.

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Custom values on request Full traceability & lot testing Global distribution network
±0.1%Tolerance
±50 ppmTCR per °C
0.1 mΩ - 10 MΩResistance Range
1000 WMax Power Rating

Product Categories

Four families of precision resistive components, built to order and to specification.

All Products

Chassis Mount Resistors

Aluminium-housed power resistors designed for heatsink mounting where high dissipation and long-term stability are required.

  • Power 10 W - 1000 W
  • Tolerance ±0.01%
  • TCR ±5 ppm/°C
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Chip Resistor - Surface Mount

Thin film and foil chip resistors in standard SMD footprints for high density boards demanding tight tolerance and low noise.

  • Sizes 0402 - 2512
  • Tolerance ±0.005%
  • TCR ±2 ppm/°C
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Shunt Resistors

Four-terminal current sensing shunts with manganin and Zeranin elements for accurate metering and battery management.

  • Range 0.1 mΩ - 500 mΩ
  • Tolerance ±0.05%
  • Current up to 5000 A
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Through Hole Resistors

Axial and radial leaded precision resistors, hermetically sealed options included, for instrumentation and legacy platforms.

  • Range 1 Ω - 10 MΩ
  • Tolerance ±0.01%
  • TCR ±3 ppm/°C
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Technical Articles & Application Notes

Design guidance, measurement technique and product news from our engineering team.