ESI SR-104 Primary Resistance Standard

ESI SR104 10000 ohm Primary Resistance Standard

• Highest accuracy (1 ppm/yr) and stability (±0.5 ppm/yr typical) of any resistance standard
• Lowest temperature coefficients (< 0.1 ppm/ºC)
• The primary standard of National Metrology Labs throughout the world
• Resistance value of the SR104: 10,000Ω.
• Has remained the foremost resistance standard, with no equivalent, for over 35 years
• Oil filled, hermetically sealed; units can be supplied without cases for use in oil bath