That's right! This is a follow-up to my other thread "What's your favorite Tube amp?".
Be sure to include specs!
I'll start. My awesome
Clayton Audio M-300 (Class A 300wpc mono blocks)

Thermal Protection
Power on Sequence Control
Rated power output:
300 Watts continuous rms into 8 ohms
600 Watts continuous rms into 4 ohms
Gain: 26 db
Input Impedance: 100k ohms
Power Consumption: Low Bias Mode - 300 Watts
Power Consumption: High Bias Mode - 800 Watts
Dimensions: 11.00” W by 20” D by 11.50” H
Weight: 87 lbs. each
Heat sink capacity: 0.13 degrees C/Watt Stable Temperature
Reading at Center of heat sink: 122.1° F. Stable Temperature
Reading at Right and Left Edge of heat sink: 124.1° F.