The PowerCell 12 SX isn’t a scaled-down SRX PowerCell. It’s the SRX PowerCell rebuilt for the real world—a concentrated embodiment of everything we learned designing the $70,000 SRX PowerCell, engineered into a unified-field platform that delivers full-scale SRX performance at one-eighth the cost. When compared using identical power cords, it performs remarkably close to the PowerCell 14, despite the PowerCell 14’s advantage in electromagnetic cell count and dedicated three-bank isolation architecture. This is the highest concentration of SRX-grade electromagnetic conditioning per dollar in our 34-year history.

The PowerCell 12 SX doesn’t make your system sound “better”. It reveals what your system truly is—freed from the invisible resistance buried in your walls. It’s not passive filtration. It’s active field conditioning—a live electromagnetic architecture that reshapes the environment your components operate in.

What you’ll hear is immediate: noise collapses, stage expands. Voices gain weight, texture, and air. Dynamics rise without strain; tone blooms without blur. The illusion of live performance locks in because phase integrity stays intact and every spatial cue is preserved.

This isn’t subtle. You don’t warm up to it. You hear it instantly.

PowerCell 12 SX w/  included 5ft Foundation XL 10awg Cable ($1399 value)

110V - $7,995
230V - $8,495

Foundation XL AC Cable

Every PowerCell 12 SX includes a Foundation XL 10awg power cord—specifically designed to complement the PowerCell’s internal architecture. This premium power cord ensures optimal power delivery from wall to conditioner, delivering real-world reference performance right out of the box.

Benefitting from learnings upon the development of our flagship SRX XL cable line, our new Foundation XL power cables deliver notably improved performance above the Foundation SX series and continue to be offered at attractive price points. While the line as a whole can be thought of as an evolution from the Foundation SX, the cable has been rethought holistically, applying the same improvements we’ve made to our new flagship SRX XL cable series.

For each cable type, we’ve doubled the 6N pure silver Air Strings to portray music with more immediacy and resolution, improving upon dynamics and transient response in a completely non-fatiguing way. We apply the same SRX XL UEF compound as described above to improve shielding. And finally, the cables are run through the same SRX XL High Voltage Conditioning treatment that we use for our flagship SRX XL cables.

With Foundation XL, you’ll notice an improved dynamics and a more natural timbre, all with a reduction in noise floor to keep details of the music smoother and more realistic than its predecessor.