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Cerwin Vega B55 Stealth Bomber Series 1900W 5-Channel Class D Car Amplifier

  • $547.83

The new Stealth Bomber series amplifiers from Cerwin-Vega Mobilecreate endless installation options. Forget about space limitations, these diminutive amplifiers generate great power so do not be fooled by its small stature. The smallest model, the mono-channel B1 measures in at only 6.61 Inch X 4.02 Inch X 1.4 Inch while delivering a stellar 500 X 1 @ 2Ω RMS power.

The new Stealth Bomber amplifiers are equipped with auxiliary direct high level matching input with adjustment and can be utilized with any portable MP3 player, smartphone, or tablet. Designed with the latest Class D IR chipset technology and encased with an industrial-grade aluminum heatsink, the new Stealth Bomber amplifiers take small to another level!

The 2-channel B2 model measures in at 6.99 Inch X 4.02 Inch X 1.4 Inch and puts out 250W X 2 @ 2Ω RMS power while the 4-channel B4 model measures in at 8.70 Inch X 4.02 Inch X 1.4 Inch and generates 150W X 4 @ 2Ω RMS power.

With Stealth Bomber series amplifiers from Cerwin-Vega Mobile, the possibilities are endless for audio systems whether it is in a traditional vehicle, an ATV/UTV, or boat/marine application!


Stealth Bomber Series 5-Channel Class D Car Amplifier


  • Class D IR Chipset with DirectFET Power MOSFET Output
  • Switchable 12dB HP/FLAT/LP Crossovers and VEGA Bass Boost
  • BTR™ Port Optional Upgrade To Bluetooth Receiver
  • Speaker Level Input With Auto Turn-On
  • Advanced Rollback Power/Thermal Protection
  • Crossover: 40Hz-400Hz (LP/HP)
  • Frequency Response: 10Hz – 33 KHz


RMS Power Rating 500 Watt RMS
Max Power 1000 Watt
RMS Power (2 Ω) 250 Watt X 2
RMS Power (4 Ω) 150 Watt X 2
Bridged (Mono 1 Ω) N/A
Bridged (Mono 2 Ω) N/A
Bridged (Mono 4 Ω) 500 Watt X 1
Topology Full Range Class D
Power Supply Full PWM
Power Supply Threshold 10.0 VDC - 17.0 VDC
Idle Current 0.7A
THD 4 (1 KHz @4Ω) 0.5%
S/N Ratio (A weighted @1W) -85 dBA
S/N Ratio (A weighted @FP) -101.1 dBA
Low Input Level 200 mV - 10.0 V
High Input Level N/A
Low Input Level 20 KΩ
AUX Input Level 20 KΩ
Output Impedance 0.0297 Ω
Damping Factor (50Hz @ 4Ω) >250
Bandwidth (-3dB) 10Hz - 35Hz
Variable High-Pass 40Hz - 400Hz
Variable Low-Pass 40Hz - 400Hz
Variable Sub-Sonic N/A
Length x Width x Height (inches) 7.7 x 4.02 x 1.4
Length x Width x Height (mm) 195.6 x 102.1 x 35.5


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