1pc only. Image is for reference only. Features Melamine tube. Nickel-plated brass end caps. UL Listed for branch circuit protection. Rejection type; for both standard holders or those which reject other type fuses. Agency Information: CE, UL Listed, STD. 248-4, Class CC, (Guide #JDDZ, File #E162363), CSA Certified, HRCI-CC, C22.2 NO. 248.4, (File #53787—Class #1422-02)