Used SWR SM400 400W Bass Amp Head

Used SWR SM-400 bass amp head in great condition, delivering classic SWR punch and hi-fi clarity with plenty of headroom for stage or studio. Rated at 400 watts, it features a versatile preamp with transparent EQ shaping, effects loop, and balanced XLR direct out for clean FOH or recording feeds. Reliable, road-tested tone with tight lows, articulate mids, and crisp highs—an ideal upgrade for players who want pro sound in a rack-friendly head.