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Cerwin Vega B51 Stealth Bomber Series 1000W Monoblock Class D Car Amplifier

  • $332.61

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 Monoblock Class D Car Amplifier


  • Ultra Compact High Density Aluminum Alloy Chassis
  • Advanced Rollback Power/Thermal Protection
  • Class D IR Chipset with DirectFET Power MOSFET Output
  • 500W X 1 @ 2Ω, 300 X 1 @ 4Ω RMS Power
  • Crossover: 40Hz-400Hz (LP/HP)
  • Frequency Response: 10Hz-33KHz


RMS Power Rating 500 Watt
Max Power 1000 Watt
RMS Power (2 Ω) 300 Watt
RMS Power (4 Ω) 175 Watt
Bridged (Mono 1 Ω) 500 Watt
Bridged (Mono 2 Ω) 300 Watt
Bridged (Mono 4 Ω) 175 Watt
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 0.011 Ω
Damping Factor (50Hz @ 4Ω) >250
Bandwidth (-3dB) 10Hz - 350Hz
Variable High-Pass N/A
Variable Low-Pass 40Hz - 400Hz
Variable Sub-Sonic 10Hz - 55Hz
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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