TOPProductsAccessories/FusesK-AD Accessories/Fuses Adapter (for type K thermocouple) K-AD Adapter for type K thermocouple (K-8-250/300/500/650/800)Length: Approx. 50mm * To use K-8 series, K-AD adapter is necessary. Applicable model PC7000 PC710 PC720M RD701 RD700 CD772