Future Shop are very excited to introduce Quantum Science Audio, the undisputed heavyweights in the audiophile fuse space. With more than 22 years of research into what they call 'Bottle Neck Distortion', QSA products can enhance your enjoyment of your system in a way that is remarkable for such a small component, until recently considered irrelevant by many in the industry. Please note: we cannot guarantee that all fuse ratings will be in stock, so longer lead times may apply. The Light Blue fuse is a significant step up from QSA's entry level Black fuse, and still outperforms fuses from other brands at a higher price.

Future Shop are very excited to introduce Quantum Science Audio, the undisputed heavyweights in the audiophile fuse space. With more than 22 years of research into what they call 'Bottle Neck Distortion', QSA products can enhance your enjoyment of your system in a way that is remarkable for such a small component, until recently considered irrelevant by many in the industry. The Yellow fuse is another significant step up from QSA's Light Blue fuse. It may be entry-level by QSA's standards, but it will still outperform fuses from any other brands at higher prices.

Future Shop are very excited to introduce Quantum Science Audio, the undisputed heavyweights in the audiophile fuse space. With more than 22 years of research into what they call 'Bottle Neck Distortion', QSA products can enhance your enjoyment of your system in a way that is remarkable for such a small component, until recently considered irrelevant by many in the industry. The Violet fuse is the largest step up in the QSA range so far. Moving out of their entry-level fuses, when it was released this quickly became recognised as the most remarkable audiophile fuse in production.

Future Shop are very excited to introduce Quantum Science Audio, the undisputed heavyweights in the audiophile fuse space. With more than 22 years of research into what they call 'Bottle Neck Distortion', QSA products can enhance your enjoyment of your system in a way that is remarkable for such a small component, until recently considered irrelevant by many in the industry. The Orange fuse makes another considerable leap from the Violet. Approaching the high-end range, it delivers remarkable performance even at its price.

Future Shop are very excited to introduce Quantum Science Audio, the undisputed heavyweights in the audiophile fuse space. With more than 22 years of research into what they call 'Bottle Neck Distortion', QSA products can enhance your enjoyment of your system in a way that is remarkable for such a small component, until recently considered irrelevant by many in the industry. The Red fuse is a step change from the Orange. At the beginning of the high-end range, we believe that it can deliver upgrades to your sound that can match far more expensive cables and equipment.