AC1500K6
Serious front staging demands separate amplification — tweeters and mid-bass driven independently, each channel tuned to what it's moving. The AC1500K6 is built for exactly that. Run four channels across your front stage in a true bi-amp configuration, and dedicate the remaining two to your rear fill. The result is a stage that's cleaner, wider, and more controlled than anything a 4-channel can deliver. This is how a proper system is built.
Six Channels.
One Standard.
Uncompromised.
Most 6-channel amplifiers sacrifice per-channel power to hit a low price point. They spread watts thin, inflate totals with peak figures, and leave your stage underpowered when it counts. The AC1500K6 does not.
Every channel delivers 150 watts RMS at 4 ohms — independently tested, not claimed. All six channels uniform, all six channels verified. Front stage, rear fill, and any combination in between. One amplifier, one complete system, one honest number.
"What's on the box is what comes out of the terminals — no inflated peak numbers, ever."
— The Aunex Power PromiseEverything You Need.
Nothing You Don't.
6-Channel Amplifier
311 × 52 × 145 mm
Built for the
Real World.
The AC1500K6 delivers six uniform channels on a single 4-layer board — each independently verified, each independently protected. Whether you're powering a full front stage, rear fill, and a pair of mid-bass drivers, or running three bridged pairs, the platform performs without compromise.
Six Uniform Channels — All Verified
Every channel delivers 150W RMS at 4 ohms. No leading channel, no weak channel. All six are independently tested at rated power under the same load conditions — the same standard applied to every build that leaves the facility.
4-Layer PCB · SMD Technology
Unlike the 2-layer boards standard at this price point, the AC1500K6's custom 4-layer PCB incorporates dedicated internal power and ground planes. Those buried copper layers act as a Faraday shield — eliminating alternator whine and EMI at the source, not masking it downstream. The added copper mass also increases structural rigidity and thermal dissipation, so the board runs cooler under sustained load and survives the road vibration that eventually fractures solder joints in lesser builds.
Variable HPF and LPF Crossovers
High-pass filtering from 37Hz–420Hz and low-pass filtering from 37Hz–450Hz give you surgical control over what each channel receives — tune your full-range drivers precisely without relying on the head unit to do the work.
4-Way Protection Circuitry
Thermal shutdown, short circuit protection, under-voltage and over-voltage protection work across all six channels independently. The protection circuitry is built in — it is not a marketed feature, it is a design requirement.
Real-Time LED Visual Clipping Indicator
Visual feedback at a glance. The integrated LED clipping indicator gives you instant confirmation that you're maximizing output without distorting your drivers — a feature typically reserved for amplifiers at twice the price point.
Zero-Point Balanced Inputs (CMRR)
Fully balanced architecture with high CMRR technology actively neutralizes electrical noise at the entry point. High-level inputs accommodate OEM source units directly — making the AC1500K6 a clean drop-in upgrade for factory systems without an aftermarket head unit.
Solid Nickel-Plated Terminals
Copper corrodes. Untreated steel corrodes faster. Nickel doesn't. Our industrial-grade block terminals are solid nickel-plated to maintain a low-resistance connection years after install — not just on day one. Every milliohm of contact resistance you eliminate at the terminal is headroom that reaches your drivers instead of turning into heat at the connector.
Soft On/Off Delay
An intelligent soft-start circuit sequences internal power ramping at turn-on and turn-off, eliminating the thump or pop that travels through your speakers every time you start or stop the vehicle. Repeated voltage transients stress tweeters and mid-range drivers over time — the AC1500K6 handles the sequencing internally so your drivers don't absorb the hit.
Every Standard.
Every Unit.
These aren't options, upgrades, or premium-tier exclusives. Every feature listed below ships on every AC1500K6 — verified before it leaves the facility.
The Industry Sells
Numbers. We Sell
Results.
Six channels. One verified standard. The AC1500K6 delivers 150 watts RMS to every channel — independently tested under real-world conditions, printed on the box without qualification. No combined peak totals. No inflated figures. No fine print. One amp, one complete system, just the power we promised.