Description
W0PSA1701 overview
Huawei W0PSA1701 supports 170 W AC Power Module apply to S5700 series switch.
Basic information about the W0PSA1701
| Item | Details |
|---|---|
| Description | 170 W AC Power Module |
| Part Number | 02130966 |
| Model | W0PSA1701 |
Mappings between W0PSA1701 and product models
| Product | Product Model | First Supported Version |
|---|---|---|
| S5700-HI | S5700-28C-HI (02353630) | V100R006C01 |
| S5700-HI | S5700-28C-HI-24S (02353631) | V100R006C01 |
Panel of the W0PSA1701

| 1. Handle | 2. Power status indicator | 3. Power switch | 4. AC power socket |
| 5. Captive screw | 6. AC power cable locking strap | – | – |
Functions of a 170 W AC power module
| Function | Description |
|---|---|
| Input protection | Input overcurrent and undervoltage protection is provided. |
| Output protection | Output overvoltage and short-circuit protection is provided. |
| Alarm function | Various alarms such as the alarm triggered when there is no power input and the alarm triggered when there is no power output are supported. |
| Overtemperature protection | When the temperature of the power module exceeds a specified threshold (75°C), the power module stops supplying power. When the temperature falls into the normal range, the power module automatically resumes power supply. |
| Surge protection | – |
| Hot swapping | Supported |
Technical specifications of the W0PSA1701
| Item | Specification |
|---|---|
| Dimensions without packaging (H x W x D) [mm(in.)] | 40 mm x 70 mm x 205 mm (1.6 in. x 2.8 in. x 8.1 in.) |
| Weight without packaging [kg(lb)] | 1.0 kg (2.2 lb) |
| Number of inputs | 1 |
| Rated input voltage [V] | 100 V AC to 240 V AC, 50/60 Hz |
| Input voltage range [V] | 90 V AC to 264 V AC, 47 Hz to 63 Hz |
| Maximum input current [A] | 2.5 A |
| Rated output voltage [V] | 12 V |
| Rated output current [A] | 14.2 A |
| Rated output power [W] | 170 W |
| Power dissipation Mode | Natural heat dissipation without fans |
| Hot swapping | Supported |













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