SS Audio Fuse Protection Bulb, LB-12.8-97 SS Audio Fuse Protection Bulb, LB-12.8-97 Used in crossover circuits to protect high frequency drivers Snap in design Perfect for speaker repair Specs: Watts: 12W, Volts: 12.8V, Amps: .97A, Finish: Clear, Shape: T3, Base: End caps, Overall Length: 1.7", Filament: C8 / Single coil axial filament