McIntosh Laboratory
MC611
Introduced 2017$10,000 MSRP
600-watt quad balanced monoblock power amplifier with output autoformer, successor to the MC601. Priced and sold per unit; typically used in pairs.
MSRP
$10,000
Used market · Excellent
$6,800est.
-32% vs MSRP
as of Aug 16, 2026MSRP to used market
From $10,000 at launch to $6,800 today (estimated).
Specifications
- Type
- mono power amplifier
- Inputs
- 1 balanced XLR, 1 RCA
- SNR
- 124 dB
- Outputs
- 2/4/8 ohm speaker taps
- Topology
- class AB quad balanced push-pull, output autoformer
- Weight
- 97.5 lbs
- THD
- 0.005%
- Power output
- 600W @ 8 ohms, 600W @ 4 ohms, 600W @ 2 ohms
- Dimensions
- 17.5 x 9.44 x 22.25"
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