SA202 SoundTube Class AB Mini Amplifier

The SA202 amplifier is an ultra-compact, 2-channel amplifier with extra heat sink surfaces for extended duty at full power. Rated at 20 watts per channel output at 4 Ohms with max gain of 35 dB. Dual RCA, stereo mini jack, and high-level inputs. Power inputs include either three-pin Euroblock or barrel connector. 12-volt trigger for automatic on/off functions when source power is detected. Mounting hardware is included and adapts to pole, surface or security attachment installations.


Power per channel @ < 10 % THD: 20 watts (4 ohm stereo) 10 watts (8 ohm stereo)


Power per channel @ < 1 % THD: 15 watts (4 ohm stereo) 8 watts (8 ohm stereo)


Manufacturer’s Suggested 
Manufacturer’s CategoryAmplifiers
Depth4.86 in / 123.44 mm
Height1.23 in / 31.24 mm
Width/Diameter3.98 in / 101.09 mm
Shipping Weight0.75 lbs / 0.34 kg
Carton Height1.75 in / 44.45 mm
Carton Length5.75 in / 146.05 mm
Carton Width4.5 in / 114.3 mm
CertificationsCE, RoHS
Included Accessories3-Pin Euroblock, 4-Pin Euroblock, Mounting Hardware, Pole/Surface Mount Adapter
Optional AccessoriesRack Mount Adapter (AC-SA202-RMA)|Power Supply (PS1530-RDT)|UK Power Cord (AC-PSCORD-UK)|EU Power Cord (AC-PSCORD-EU)|China Power Cord (AC-PSCORD-CHINA)
Input Impedance6K Ω
Output TypeEuroblock
Voltage Gain35 dB
Frequency Response (± 3 dB)20 Hz – 20 kHz
Magnetically BoostedNo