Glass tube time-delay acting fuses with nickel-finish brass end caps. Overall size 20 x 5mm diameter. Recommended for where high start currents or surge currents are expected. Designed to IEC127 with SEMKO UL BSI & VDE approvals. Rated at 250 Vac with a breaking capacity is 35A or 10x rated current whichever is greater. Available in the following ratings 100m A 160m A 200m A 250m A 315m A 400m A 500m A 630m A 800m A 1A 1.25A 1.6A 2A 2.5A 3.15A 5A 6.3A 10 A Supplied in packs of 10.