
MOFO1-6KD Class D Monoblock Amplifier
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22% under what the other stores charge
Compared across 8 stores. Prices are checked against each store and labelled with when.

22% under what the other stores charge
Compared across 8 stores. Prices are checked against each store and labelled with when.
It checks today's price at every store, compares the alternatives and answers in about a minute.
The Power Acoustik MOFO1-6KD is a Class D monoblock subwoofer amplifier rated at 2,500 watts RMS into 1 ohm, 1,700 into 2 ohms and 1,100 into 4 ohms. Its unusual vertical tower chassis takes up little floor or panel space and mounts with a die-cast pedestal or the included bracket. It has a variable low-pass filter, a subsonic filter and a 0-12 dB bass boost at 45 Hz, plus a remote gain knob. It suits bass-heavy builds that need big power in a small footprint; the trade-offs are 4-gauge power input and 8-gauge speaker terminals, which are thin for this output level.
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Lowest price we've seen: $109.95 on Nov 11 at eBay. Tracked across 6 stores since Nov 11.
Owner feedback on the MOFO series is limited and mixed. Buyers like the small vertical footprint and the output for the size, but some question whether the amplifier delivers its rated power and note that the terminals are small for the current it draws.
Description:
Power Acoustik MOFO1‑6KD – 6000W Class D 1‑Ohm Stable Monoblock Amplifier
The Power Acoustik MOFO1‑6KD is built for serious power and bold installations. This amplifier breaks away from dated, horizontal chassis conventions with a vertical, tower-mounted design, built around a compact 5″ × 5″ footprint and secured by a die-cast aluminum pedestal. Whether floor-mounted in a trunk or bolted to a panel using the included bracket, the MOFO1‑6KD adapts to tight spaces without sacrificing output.
Design That Defies Convention
Most car amplifiers adhere to a standard format. The MOFO series doesn't. Its upright 4-leg chassis not only minimizes mounting space but also introduces a modular look ideal for performance builds, custom panels, or compact installations where horizontal space is at a premium.
Die-cast aluminum vertical pedestal
Includes wall-mount bracket for flexible positioning
5.75″ (L) × 5.75″ (W) × 7″ (H) – tower form factor
Power Ratings & Efficiency
Backed by a high-current power supply and efficient Class D output topology, the MOFO1‑6KD delivers uncompromising performance for demanding subwoofer setups.
Peak Power: 6000 Watts
RMS Output:
2500W @ 1Ω
1700W @ 2Ω
1100W @ 4Ω
1‑Ohm Stable: Runs cool and clean even under low-impedance loads
This amplifier is engineered for subs that demand serious current—and for listeners who don't settle for weak bass or underpowered setups.
Tuning & Audio Control
Precision tuning is built in. Whether you’re pairing with a MOFO sub or another high-SPL driver, the MOFO1‑6KD gives you complete control over your output curve:
Variable Low-Pass Filter: 80Hz–20kHz
Variable Subsonic Filter: 15Hz–80Hz
Selectable Bass Boost: 0–12dB @ 45Hz
RCA input sensitivity: 200mV–6V
Remote gain controller included











