Ceramic Case Axial Resistor With Slotted Ceramic (PGMA) Slotted Ceramic Body. High Insulation Resistance. Ceramic or Fibrecore Former. High Surge Versions Available. Low Temperature Rise. Non Flammable Construction. PEC Resistors are RoHS compliant. https://peccomponents.com/product/15-ceramic-case-axial-resistor-with-slotted-ceramic-pgma?search=