1. Introdução
This manual provides detailed instructions for the Phanteks Eclipse P400A Digital ATX Mid-tower chassis. It covers essential information regarding the product's features, setup, operation, and maintenance to ensure optimal performance and longevity. The Eclipse P400A is designed for high airflow and features a full metal mesh front panel, tempered glass side panel, and integrated Digital-RGB lighting.
2. Principais características
- Desempenho de resfriamento ideal: Features an ultra-fine performance mesh front panel for maximum airflow and a tempered glass side panel.
- Interior espaçoso: Supports up to E-ATX motherboards, 280/360mm radiators in the front, and vertical GPU mounting (with optional bracket PH-VGPUKT_02).
- Integrated Digital-RGB Controller: Includes three pre-installed D-RGB fans that can sync with compatible motherboards for customizable lighting effects.
- Extensive Storage Options: Provides six HDD positions (two trays included) and eight SSD mounting locations (two dedicated brackets included).
- Easy Accessibility I/O: Front panel includes 2x USB 3.0 ports, microphone and headphone jacks, power button, reset button, and D-RGB controller.
3. Configuração e instalação
Before beginning installation, ensure all components are accounted for and refer to your motherboard and component manuals for specific installation procedures. Always handle components with care and use anti-static precautions.
3.1 Unpacking the Chassis
Carefully remove the chassis from its packaging. Inspect for any damage during transit. Retain the packaging for future transport or storage.

Figure 3.1: Phanteks Eclipse P400A Digital ATX Mid-tower (White)
3.2 Removing Side Panels
The tempered glass side panel is secured with thumbscrews. Carefully unscrew these and gently remove the panel. The opposite side panel can also be removed for cable management access.
3.3 Instalação da placa-mãe
- Install the I/O shield into the rear opening of the chassis.
- Align your ATX, micro-ATX, or mini-ITX motherboard with the pre-installed standoffs. For E-ATX motherboards up to 272mm wide, ensure optional HDD trays are not in use.
- Fixe a placa-mãe com os parafusos fornecidos.
3.4 Instalação de Componentes
- Placa gráfica (GPU): Install your graphics card into the appropriate PCIe slot on the motherboard. The case supports GPUs up to 420mm in length. Vertical GPU mounting is supported with the optional PH-VGPUKT_02 bracket.
- Resfriador de CPU: Install your CPU cooler. The case accommodates CPU coolers up to 160mm in height.
- Unidades de armazenamento: Utilize the dedicated SSD brackets and HDD trays for 2.5-inch and 3.5-inch drives respectively. The case offers extensive storage options with 6x HDD and 8x SSD mounting locations.
- Unidade de fonte de alimentação (PSU): Install the PSU in the designated compartment. The PSU clearance is 270mm.
3.5 Gerenciamento de cabos
The chassis provides 25mm of space for cable management behind the motherboard tray. Utilize the included velcro ties and routing channels to organize cables for improved airflow and aesthetics.
Video 3.5.1: An official Phanteks video showcasing the Eclipse P400A chassis, highlighting its design, airflow, and RGB lighting features. This video provides a visual overview of the case's capabilities and aesthetic appeal.
4. Operação
4.1 Painel de E/S frontal
The top front panel provides convenient access to essential controls and ports:
- Botão de energia: Press to power on or off your system.
- Botão de reinicialização: Pressione para reiniciar o sistema.
- Portas USB 3.0 (x2): Conecte dispositivos compatíveis com USB 3.0 para transferência de dados em alta velocidade.
- Tomada para microfone: Conecte seu microfone.
- Plug do fone de ouvido: Conecte seus fones de ouvido ou alto-falantes.
- D-RGB Controller Buttons: Used to cycle through various Digital-RGB lighting modes and colors for the pre-installed fans and compatible D-RGB products.

Figure 4.1: Front I/O Panel Overview
4.2 Digital-RGB Lighting Control
The integrated D-RGB controller allows for direct control of the lighting effects. Alternatively, if your motherboard supports Digital-RGB synchronization, you can connect the case's D-RGB cables to your motherboard's header and control lighting via motherboard software.
5. Manutenção
5.1 Limpeza dos filtros de pó
To maintain optimal airflow and cooling performance, regularly clean the dust filters. The front mesh panel is designed for easy removal and cleaning. Other filters, such as those for the top and bottom fan mounts, should also be checked and cleaned periodically.
- Gently pull the front mesh panel to detach it.
- Use a soft brush or compressed air to remove accumulated dust.
- Reattach the panel securely.
5.2 Limpeza Geral
Wipe the exterior surfaces of the chassis with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials that could damage the finish or tempered glass.
6. Solução De Problemas
- Fans Not Spinning/RGB Not Lighting Up:
- Certifique-se de que todos os cabos de alimentação das ventoinhas estejam firmemente conectados aos conectores de ventoinha da placa-mãe ou a um controlador de ventoinhas.
- Verify that the D-RGB cables are correctly connected to the integrated controller or the motherboard's D-RGB header.
- Verifique as configurações da BIOS/UEFI da sua placa-mãe ou o software RGB para controlar a velocidade da ventoinha e a iluminação.
- Poor Airflow/High Temperatures:
- Clean all dust filters, especially the front mesh panel.
- Ensure fans are oriented correctly for optimal intake and exhaust.
- Verify that there are no obstructions to airflow inside the case, such as poorly managed cables.
- Front I/O Ports Not Functioning:
- Check that all front panel connectors (USB, audio, power, reset) are correctly plugged into the corresponding headers on your motherboard.
Video 6.1: A user-generated video demonstrating the Phanteks Eclipse P400A Digital ATX Mid-tower, focusing on its internal components, RGB lighting, and overall build. This video provides a practical look at the case in use.
7. Especificações
| Recurso | Detalhe |
|---|---|
| Nome do modelo | Phanteks Eclipse P400A Digital White |
| Número do modelo do item | PH-EC400ATG_DWT01 |
| Tipo de caso | Torre Midi |
| Compatibilidade da placa-mãe | ATX, Micro-ATX, Mini-ITX, E-ATX (up to 272mm wide with optional HDD trays removed) |
| Material | Aço liga, vidro temperado |
| Cor | Branco |
| Peso do item | 15.43 libras (aproximadamente 7 kg) |
| Dimensões do produto (CxLxA) | 18.5 x 8.3 x 18.3 polegadas (aproximadamente 470 x 210 x 465 mm) |
| CPU Cooler Height Clearance | 160 milímetros |
| Espaço livre no comprimento da GPU | 420 milímetros |
| PSU Length Clearance | 270 milímetros |
| Espaço de gerenciamento de cabos | 25 milímetros |
| Método de resfriamento | Ar |
| Tamanho do ventilador | 120 Millimeters (pre-installed) |
| Suporte do radiador frontal | Up to 360mm (130x420x115mm) or 280mm (145x325mm) |
| Suporte superior para radiador | Até 240 mm |
| Suporte do radiador traseiro | 120 mm |
| Baias internas para unidades de 3.5" | 6 (2 incluídos) |
| Baias internas para unidades de 2.5" | 8 (2 dedicated brackets included) |
| E/S frontal | 2x USB 3.0, Mic, Headphone, Power Button, Reset Button, D-RGB Controller |
8. Garantia e Suporte
Specific warranty details are not provided in this document. For warranty information, technical support, or further assistance, please visit the official Phanteks website or contact their customer service directly. Ensure you have your product model number (PH-EC400ATG_DWT01) and proof of purchase available when seeking support.
Phanteks Oficial Website: www.phanteks.com





