Overview Reviews Product Description Bussmann TB300-12 Terminal Block 12 Position Dual Row. Product Videos Custom Field Amps 30 Volts 600 Poles 12 Product Reviews Write a Review Write a Review × Bussmann Bussmann TB300-12 Terminal Block 30A 600V 12 Position Dual Row Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *