Specification for harmonized system of quality assessment for electronic components. Blank detail specification: low voltage varistors primarily for telephony applications (assessment level P)|Varistors, Approval testing, Semiconductor resistors, Communication equipment, Resistors, Telephone equipment, Specification (approval), Quality control, Inspection, Quality assurance systems, Detail specification, Assessed quality, Qualification approval, Statistical quality control, Low-voltage equipment, Electronic equipment and components, Electrical components