Huawei PDC400S12-CB 400W 12V DC Power Module Hot Swap for S620 Switch
HUAWEI PDC400S12-CB Overview
The Huawei PDC400S12-CB is a 400W 12V DC power module designed for high-reliability networking equipment, primarily the Huawei S620 switch series. It accepts a wide ±48V DC input (40–57V / -38.4~-72V) and delivers a stable 12V DC output at 8.3A. The module features hot-swap capability for non-disruptive replacement, fan cooling for efficient heat dissipation, and comprehensive protection mechanisms. With a compact 66×40×215mm form factor and 840g weight, it integrates seamlessly into standard rack-mounted systems. Built to industrial-grade standards, it ensures stable performance in data center and telecom environments, supporting continuous operation and system uptime.
Table 1 shows the Quick Specs.
| Item | Specification |
|---|---|
| Model | PDC400S12-CB |
| Brand | Huawei |
| Input Voltage | ±48V DC (40–57V / -38.4~-72V) |
| Output Power | 400W |
| Output Voltage | 12V DC |
| Output Current | 8.3A |
| Cooling | Fan-cooled |
| Hot Swap | Supported |
| Dimensions | 66×40×215 mm |
| Weight | 840g |
HUAWEI PDC400S12-CB pecification
| Parameter | Details |
|---|---|
| Input | |
| Input Voltage Range | +48V DC: 40V–57V DC; -48V DC: -38.4V–-72V DC |
| Input Connector | DC power terminal |
| Output | |
| Output Power | 400W |
| Output Voltage | 12V DC |
| Output Current | 8.3A |
| Voltage Regulation | ±1% |
| Ripple & Noise | <150mV |
| Mechanical | |
| Form Factor | Plug-in module |
| Dimensions (W×H×D) | 66 mm × 40 mm × 215 mm |
| Weight | 840 g |
| Mounting | Front/rear panel mount |
| Environmental | |
| Operating Temperature | -10°C to +55°C |
| Storage Temperature | -40°C to +70°C |
| Relative Humidity | 5%–95% (non-condensing) |
| Features | |
| Cooling Method | Fan-assisted cooling |
| Hot Swap | Yes |
| Protection | Over-voltage, over-current, over-temperature |
| Compliance | RoHS, CE |
| Application | Huawei S620 series switches |
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