CRUNCH GTO3750 – Ultra-compact Class D amplifier – 3 channels – 500W RMS – 2/4 Ohms
Produit disponible sous 6 jours.
SKU: GTO3750
Category: 4 Channel Amplifiers - Power and Clarity, Amplifiers and DSP, Crunch, Home Page
Vendeur:CRUNCH

CRUNCH GTO3750 – Ultra-compact Class D amplifier – 3 channels – 500W RMS – 2/4 Ohms
The Crunch GTO3750 is a 3-channel Class D digital amplifier in an ultra-compact format , designed for car audio enthusiasts looking for a high-performance, efficient and space-saving solution . Thanks to SMT technology derived from IT, this amplifier integrates easily into all types of vehicles without compromising on quality. It delivers up to 500W RMS in the subwoofer channel, while offering precise adjustable filters for a tailor-made audio configuration. Easy to install thanks to its high and low level inputs and automatic ignition , it adapts to all OEM or aftermarket installations.
Main features
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Model : Crunch GTO3750
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Type : 3-channel Class D digital amplifier
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Technology : Ultra-compact, high-efficiency SMT assembly
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RMS power : 2 x 75/125W + 1 x 250/500W @ 4/2 Ohms
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Filters :
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High-Pass : 10 to 250 Hz (CH1/2)
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Low-Pass : 50 to 250 Hz (CH3)
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Subsonic : 10 to 50 Hz (CH3)
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Bass Boost : adjustable from 0 to 12 dB
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Features :
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RCA & High Level Input
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Automatic ignition
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Bass level remote control included
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Input selector : 2CH / 3CH for maximum flexibility
Pack contents
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1 x Crunch GTO3750 Amplifier
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1 x Wired Bass Level Remote Control
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1 x Remote Control Cable
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1 x Installation Manual
Technical specifications
Characteristic | Value |
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Amplifier type | Class D Digital |
Channels | 3 (2 + 1 Subwoofer) |
RMS power @ 4Ω | 2 x 75W + 1 x 250W |
RMS power @ 2Ω | 2 x 125W + 1 x 500W |
MAX power @ 4Ω | 2 x 150W + 1 x 500W |
MAX power @ 2Ω | 2 x 250W + 1 x 1000W |
HP / LP / Subsonic Filters | Yes, adjustable |
Bass Boost | 0 ~ 12 dB |
Entrances | RCA & high level |
Auto Turn-On | Yes |
Bass remote control | Included |
Input selector | 2 bedrooms / 3 bedrooms |
Minimum impedance | 2 Ohms |
Operating voltage | 12V (direct current) |
Recessed dimensions
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Width : 135 mm
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Height : 50 mm
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Depth : 250 mm (275 mm with connectors)
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Weight : approx. 0.9 kg
Why choose this product?
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✅ Ultra-compact format ideal for tight spaces
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✅ Impressive power up to 500W RMS for subwoofer
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✅ Precise filters for tailor-made audio tuning
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✅ High and low level inputs for universal compatibility
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✅ Automatic ignition : perfect for OEM integration
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✅ Bass remote included for direct control
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✅ Excellent value for money in the micro-amp range
Download link
📄 Download the manufacturer's instructions (PDF)
Shipping Policy
At Multison, we are committed to providing you with a fast, reliable and secure delivery service for all your in-car audio, video and multimedia products.
Delivery Zones
We deliver to mainland France and several European countries, directly from our warehouse in France.
Delivery Times
Delivery times vary depending on the product and destination:
- Metropolitan France : Generally, 4 to 8 working days after order processing.
- Europe : Approximately 5-15 business days depending on destination and local shipping conditions.
Please note that delivery times are indicative and may vary depending on periods of high demand, such as holidays or sales.
Order Tracking
As soon as your order is shipped, you will receive a confirmation email containing a tracking number allowing you to follow your package in real time.
Shipping Costs
Shipping costs are automatically calculated at checkout based on the size, weight and destination of your package. Free shipping options may be available for certain purchase amounts or during special promotions.
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In case of any delay or problem related to the delivery, our customer service is at your disposal to assist you. You can contact us via our "We are here to help you" page for any questions or follow-ups.
Returns
We want you to be completely satisfied with your purchases. If you are not completely satisfied, here is our return policy:
- Return Period : You have 14 days from receipt of your order to make a return.
- Return Conditions : Items must be in their original condition, unused, and in their original packaging.
- Return Procedure : Please contact our customer service via our "We're here to help" page for return instructions. Return fees may apply depending on the circumstances.
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Installation guides
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