- Trusted Seller ESI 242D- Manufacturer: ESI
- Model: 242D
 Resistance Calibration System The ESI 242D Resistance Calibration System provides both the resources required for making precision resistance measurements and for comparing resistance standards. Cary, NC
 - ESI 242D- Manufacturer: ESI
- Model: 242D
 - Rs925c: Resistance Standard | As-is: AS IS | 801: DC Generator Detector | 240c: Kelvin Ratio Bridge | Rs925d: Resistance Standard $3,250 USDFarmingdale, NJ

