Wishlist Mersen A30QS100-4IL High Speed Fuse Amp-Trap® A30QS 300VAC 300VDC 100A Blade IL Indicator A30QS Amp-Trap® high speed fuses are intended for the protection of Power Semiconductors such as diodes, phase control SCRs and other power semiconductor devices. The A30QS is... Add to Cart Add to Wishlist