Overview Reviews Product Description Ferraz Shawmut A30QS150-4 Semiconductor Fuse 150A 300V QS Blade, 63KA. Product Videos Custom Field Amp 150 Volts 300 Product Reviews Write a Review Write a Review × Ferraz Shawmut Ferraz Shawmut A30QS150-4 Semiconductor Fuse 150A 300V QS Blade, 63KA Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *