Company Advantages1. KSA is designed in a unique and delicate manner. It is created with simple lines, a refreshing color mix, and unique and professional styles with a high appeal. Its low transient intermodulation distortion enables low error rate in signal transmission
2. When I bought this product, I think it can last for a long time. So far, I couldn't find any failure happened on my machine. - - Said one of our customers. Featuring small total harmonic distortion, it causes no harm for users
3. It satisfies all of the International quality standards, which are very strict. Its heat sink is made of pure aluminum, which dissipates heat effectively




ES series power amplifier adopts advanced class H final output power amplifier circuit, combined with toroidal transformer power supply, it is a safe and stable, wide frequency response, low distortion, high fidelity high-end professional pure final stage power amplifier, suitable for sound quality and A place where sound reproduction is required to be high.
Product Parameter
Stereo Power | 8Ω 650W*2; 4Ω 1000W*2; 2Ω 1500W*2 |
Bridge Mono Power | 8Ω 2000W 4Ω 3000W |
Signal to Noise | ≥115dB |
Slew Rate | 90V/uS |
Damping Factor | ≥280 |
Frequency Response | 20Hz-20KHz, ±0.5dB |
Total Harmonic Distortion (THD+N) | ≤0.5%, 1KHz, 1/3 Rrte Power, 8Ω |
Transient Intermodulation Distortion (IMD) | ≤0.1%, 1KHz, 1/3 Rrte Power, 8Ω |
Cross Talk | ≥78dB |
Input Sensitivity | 1V/0dB, BALANCE |
Input Impedance | 10KΩ, BALANCE/20KΩ, UNBALANCE |
LED Indicator | ACTIVE, SIGNAL(-40dB), CLIP(PEAK), PROTECTION |
Net Weight | 21kg |
Gross Weight | 22.5kg |
Install Size | 483W*378D*88H |
ES Series Power Is | 465W/650W/850W/1050W/1350W/1500W/1800W |
Certificate
Packing & Shipping
We support both OEM & ODM packaging. Our normally delivery method are by the sea, by air, by international express (DHL, UPS, TNT, FedEx)

Company Features1. Guangzhou KAIXU Audio Equipment Co., Ltd is an experienced manufacturer in China. We design, manufacture, and market differentiated products such as . Our staff is acknowledged professionals in this industry. Bearing a high level of clarity and understanding, they have the ability to identify practical product designs to customers' challenges.
2. Our company is supported by a dedicated R&D team. Their expertise enhances the planning of product optimization. This allows us to perfectly complete the planning of products.
3. We have many clients nationwide and even worldwide. We undertake horizontal and vertical integration of the industry chain resources to create comprehensive competitive advantage and build a network of regional production and global marketing. It is a permanent tenet for Guangzhou KAIXU Audio Equipment Co., Ltd to seek . Contact us!