Front pageSearch productsSpare partsKnob for timer and thermostate JM, KV Spare part Harvia knob for timer and thermostate JM, KVItem number HarviaZSA-660Electrical number (STK)8266529Certificates Find your nearest dealerIntroductionTechnical dataTechnical dataFeaturesWeightsLogisticsPlease check the product manual for updated information before use.