---
product_id: 225953311
title: "Cobalt Series CBA2000.4 High Efficiency 4-Channel Class A/B Amplifier for Car Audio Stereo - 2000W Max, 300W RMS, 2/4 Ohm Stable, Adjustable Low/High Pass, Bass Boost, MOSFET Power Supply"
brand: "orion"
price: "HK$1439"
currency: HKD
in_stock: true
category: "Orion"
url: https://www.desertcart.hk/products/225953311-cobalt-series-cba2000-4-high-efficiency-4-channel-class-b
store_origin: HK
region: Hong Kong
---

# 2000W max power output MOSFET power supply for efficiency Adjustable low/high pass filters Cobalt Series CBA2000.4 High Efficiency 4-Channel Class A/B Amplifier for Car Audio Stereo - 2000W Max, 300W RMS, 2/4 Ohm Stable, Adjustable Low/High Pass, Bass Boost, MOSFET Power Supply

**Brand:** orion
**Price:** HK$1439
**Availability:** ✅ In Stock

## Summary

> 🎵 Unleash your car’s true sound potential with Orion Cobalt power!

## Quick Answers

- **What is this?** Cobalt Series CBA2000.4 High Efficiency 4-Channel Class A/B Amplifier for Car Audio Stereo - 2000W Max, 300W RMS, 2/4 Ohm Stable, Adjustable Low/High Pass, Bass Boost, MOSFET Power Supply by orion
- **How much does it cost?** HK$1439 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/225953311-cobalt-series-cba2000-4-high-efficiency-4-channel-class-b)

## Best For

- orion enthusiasts

## Why This Product

- Trusted orion brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rock-Solid Stability:** Stable operation at 2/4 Ohm loads ensures your system runs cool and clean without distortion.
- • **Next-Level Efficiency:** Advanced MOSFET power supply maximizes power delivery while minimizing energy loss and heat.
- • **Powerhouse Performance:** Delivers up to 2000W max and 300W RMS across 4 channels for crystal-clear, room-shaking sound.
- • **Precision Audio Control:** Customizable low and high pass filters plus bass boost let you tailor your soundstage like a pro.
- • **Built to Protect & Perform:** Dual protection circuitry safeguards your investment so you can push your audio limits worry-free.

## Overview

The Orion Cobalt Series CBA2000.4 is a high-efficiency 4-channel Class A/B car amplifier delivering up to 2000W max power and 300W RMS. Featuring adjustable low/high pass filters, bass boost, and a MOSFET power supply, it ensures stable performance at 2/4 Ohm loads with advanced protection circuitry for reliable, distortion-free audio. Perfect for audiophiles seeking professional-grade sound customization and power in their vehicle.

## Description

Buy Orion Cobalt Series CBA2000.4 High Efficiency 4-Channel Class A/B Amplifier for Car Audio Stereo - 2000W Max, 300W RMS, 2/4 Ohm Stable, Adjustable Low/High Pass, Bass Boost, MOSFET Power Supply: Dual-Channel Amplifiers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- COBALT SERIES: Introducing our Class A/B Amplifier CBA2000.4, boasting exceptional frequency response rates and a cutting-edge crossover, elevating its status among competitors. Its robust construction and unparalleled efficiency ensure a standout performance in the realm of 4-channel amplifiers.
- PERFORMANCE: Engineered to effortlessly power car speakers with a continuous 2/4 Ohm load, ensuring seamless performance devoid of overheating or extraneous noise. This amplifier is designed to power speakers that have a constant demand for high power in order to operate effectively.
- QUALITY: The CBA2000.4 amplifier for car stereo speakers with a MOSFET power supply comes with Low-level inputs. A low-level (RCA) input is measured in voltages. Essentially carry signals from your receiver to your amplifier to your speakers.
- FEATURES: The CBA2000.4 amplifier has features like - Frequency Response: 10~30kHz, Low Pass Filter, High Pass Filter, Bass Boost, and MOSFET Power Supply. The ultimate powerhouse for your audio needs.
- POWER: The Cobalt CBA2000.4 amplifier has a power rating of 75W RMS X 4 @ 2 OHMS, 40W RMS X 4 @ 4 OHMS. This amplifier for also provides a 2-way protection circuitry for you to unleash the full potential of your car audio system.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08F2Q2136 |
| Best Sellers Rank | #2,125 in Electronics ( See Top 100 in Electronics ) #5 in Car Multichannel Amplifiers |
| Brand Name | ORION |
| Customer Reviews | 4.1 4.1 out of 5 stars (189) |
| Item Dimensions | 11 x 7 x 2.5 inches |
| Manufacturer | Orion |
| Material Type | Metal |
| Maximum Output Power | 2000W |
| Maximum Supply Voltage | 16 Volts (DC) |
| Minimum Supply Voltage | 9 Volts |
| Model | CBA2000.4 |
| Mounting Type | Surface Mount |
| Number of Channels | 4 |
| Output Power | 2000 Watts |
| Package Type Name | Box |
| Part Number | CBT2000.4 |
| Specification Met | Fcc, Low Thd, High Signal-to-noise Ratio |
| UPC | 818550017023 |
| Unit Count | 1.0 Count |
| Voltage | 12 Volts |

## Product Details

- **Item dimensions L x W x H:** 11 x 7 x 2.5 inches
- **Manufacturer:** Orion
- **Maximum Supply Voltage:** 16 Volts (DC)
- **Minimum Supply Voltage:** 9 Volts
- **Voltage:** 12 Volts

## Images

![Cobalt Series CBA2000.4 High Efficiency 4-Channel Class A/B Amplifier for Car Audio Stereo - 2000W Max, 300W RMS, 2/4 Ohm Stable, Adjustable Low/High Pass, Bass Boost, MOSFET Power Supply - Image 1](https://m.media-amazon.com/images/I/61Vhx7FoJJL.jpg)

## Available Options

This product comes in different **Color, Style** options.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.hk/products/225953311-cobalt-series-cba2000-4-high-efficiency-4-channel-class-b](https://www.desertcart.hk/products/225953311-cobalt-series-cba2000-4-high-efficiency-4-channel-class-b)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-06-15*