Rishabh RPS-50-12 Enclosed Power Supply, 12 V DC 4.2 A (50.4 W)
- Brand
- Rishabh
- Model number
- RPS-50-12
50 W class 1U ultra-thin (30 mm) enclosed power supply, 12 V DC at 4.2 A (50.4 W), 85 - 264 V AC input, metal mesh case, fanless; 86% typical efficiency.
Price and availability on request
Key features
- Single output: 12 V DC, 4.2 A, 50.4 W
- 1U ultra-thin design, 30 mm low profile
- Ultra-low no-load power consumption (less than 0.3 W)
- Input: 85 - 264 V AC / 120 - 373 V DC
- Efficiency 86% typical (230 V AC, rated load, 25 °C)
- Protection against overload (hiccup mode), overvoltage and short circuit, with automatic recovery
- Metal mesh housing for heat dissipation; operates without a fan
- Output voltage adjustable ±10%
Specifications
| DC voltage | 12 V |
|---|---|
| Rated current | 4.2 A |
| Rated power | 50.4 W |
| Ripple and noise | 120 mV p-p |
| Voltage regulation range | ±10% |
| Voltage precision | ±1.0% |
| Line regulation | ±0.5% |
| Load regulation | ±0.5% |
| Start-up time | 1000 ms, 30 ms at 230 V AC; 2000 ms, 30 ms at 115 V AC (full load) |
| Hold time | 30 ms at 230 V AC, 12 ms at 115 V AC (full load) |
| Voltage range / frequency | 85 - 264 V AC / 120 - 373 V DC, 47 - 63 Hz |
|---|---|
| Efficiency (typical) | 86% |
| Working current | 0.95 A at 115 V AC, 0.56 A at 230 V AC |
| Inrush current | Cold start 45 A at 230 V AC |
| Leakage current | < 1 mA at 240 V AC |
| Overload | ≥ 110% - 130%; hiccup mode, automatic recovery |
|---|---|
| Overvoltage | ≥ 115% - 145%; output closes, restarts and recovers automatically |
| Short circuit | +Vo drops to the undervoltage point and the output closes |
| Operating temperature, humidity | -30 °C to +70 °C, 20% - 90% RH |
|---|---|
| Storage temperature, humidity | -40 °C to +85 °C, 10% - 95% RH |
| Withstand voltage | Input - output 4 kV AC, input - case 2 kV AC, output - case 1.25 kV AC, 1 minute |
| Insulation resistance | Input - output, input - case, output - case: 500 V DC / 100 MΩ, 25 °C, 70% RH |
| Size (L x W x H) | 98 x 82 x 30 mm |
| Weight (net / gross) | 230 g / 246 g |
| Altitude | Above 2000 m, reduce the operating temperature by 5 °C per 1000 m |
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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