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Donβt let the size fool you β the Ruthless Audio 400.4 Micro packs serious punch in a compact footprint. Delivering 400 watts RMS of clean, controlled power across four channels, this amp is built for enthusiasts who want top-tier clarity and performance without sacrificing space.
Perfect for motorcycles, UTVs, Powersports builds, or stealth installs, the 400.4 Micro is a Class-D design that runs cool and efficient while keeping distortion to a minimum. Whether powering your full system or bridging channels for more output, this amp offers flexibility, reliability, and true Ruthless performance in a micro form factor.
Key Features:
-
400 watts RMS total power output
-
Compact footprint ideal for motorcycles, UTVs, and tight installs
-
Class-D design for maximum efficiency and clean sound
-
Bridgeable 4-channel configuration for flexible setups
-
High- and Low-Pass filters for precise tuning
-
Built with premium components for long-term durability
-
Sleek black chassis with Ruthless Audio styling
Technical Specifications:
-
RMS Power: 100W x 4 @ 2Ξ© (14.4V)
-
RMS Power: 60W x 4 @ 4Ξ© (14.4V)
-
Frequency Response: 20Hz β 8kHz
-
High Pass Filter: 20Hz β 8kHz
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Low Pass Filter: 50Hz β 8kHz
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Signal-to-Noise Ratio: >95dB
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Fuse Rating: 60A
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Operating Voltage: 9V β 16V
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Dimensions: 7.25" L (6.375" heatsink) x 4.7" W x 2.2" H
Compact. Clean. Ruthless.
The Ruthless Audio 400.4 Micro proves that big things come in small packages. Built Ruthless tough and tuned for precision, this amp delivers the perfect mix of sound quality, efficiency, and power for any compact or Powersports setup.
| Shipping | This item ships to |
| Delivery | Estimated between and . Will usually ship within 1-3 businesses day. |
Description
Donβt let the size fool you β the Ruthless Audio 400.4 Micro packs serious punch in a compact footprint. Delivering 400 watts RMS of clean, controlled power across four channels, this amp is built for enthusiasts who want top-tier clarity and performance without sacrificing space.
Perfect for motorcycles, UTVs, Powersports builds, or stealth installs, the 400.4 Micro is a Class-D design that runs cool and efficient while keeping distortion to a minimum. Whether powering your full system or bridging channels for more output, this amp offers flexibility, reliability, and true Ruthless performance in a micro form factor.
Key Features:
-
400 watts RMS total power output
-
Compact footprint ideal for motorcycles, UTVs, and tight installs
-
Class-D design for maximum efficiency and clean sound
-
Bridgeable 4-channel configuration for flexible setups
-
High- and Low-Pass filters for precise tuning
-
Built with premium components for long-term durability
-
Sleek black chassis with Ruthless Audio styling
Technical Specifications:
-
RMS Power: 100W x 4 @ 2Ξ© (14.4V)
-
RMS Power: 60W x 4 @ 4Ξ© (14.4V)
-
Frequency Response: 20Hz β 8kHz
-
High Pass Filter: 20Hz β 8kHz
-
Low Pass Filter: 50Hz β 8kHz
-
Signal-to-Noise Ratio: >95dB
-
Fuse Rating: 60A
-
Operating Voltage: 9V β 16V
-
Dimensions: 7.25" L (6.375" heatsink) x 4.7" W x 2.2" H
Compact. Clean. Ruthless.
The Ruthless Audio 400.4 Micro proves that big things come in small packages. Built Ruthless tough and tuned for precision, this amp delivers the perfect mix of sound quality, efficiency, and power for any compact or Powersports setup.
Shipping
| Shipping | This item ships to |
| Delivery | Estimated between and . Will usually ship within 1-3 businesses day. |
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