LPS-50-12 - Power Supply Mean Well - Free user manual and instructions
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| Product Type | Enclosed AC/DC Power Supply |
| Brand | Mean Well |
| Model | LPS-50-12 |
| Output Voltage | 12 V DC |
| Output Current | 4.3 A |
| Output Power | 50 W |
| Input Voltage Range | 85–264 VAC |
| Input Frequency | 47–63 Hz |
| Efficiency | 78 % typical |
| Dimensions (L × W × H) | 159 × 97 × 38 mm |
| Weight | 0.5 kg |
| Cooling | Free air convection |
| Operating Temperature Range | -10 °C to +60 °C |
| Protection Functions | Short circuit, overload, overvoltage |
| LED Indicator | Green output indicator |
| Installation | Screw mounted in enclosed chassis |
| Maintenance | Clean external surfaces with a dry cloth |
| Safety Compliance | UL, CUL, TUV, CE approved |
| Reparability | No user-serviceable parts; contact qualified service personnel |
| Applications | Industrial control, telecommunication, LED displays and general power systems |
Frequently Asked Questions - LPS-50-12 Mean Well
What is the output voltage and current of the Mean Well LPS-50-12?
The LPS-50-12 provides 12 V DC output with a rated current of 4.3 A, giving a total power of 50 W.
What input voltage range does this power supply accept?
It accepts a universal input voltage of 85 to 264 VAC (120 to 370 VDC) at 47 to 63 Hz, making it suitable for use in many countries.
Does the LPS-50-12 have built-in protections?
Yes, it includes short circuit, overload, and overvoltage protections to safeguard the power supply and connected equipment.
What are the dimensions and weight of the unit?
The unit measures approximately 159 × 97 × 38 mm and weighs about 0.5 kg.
Can I install the power supply inside a metal electrical cabinet?
Yes, its compact metal case with screw mounting holes is designed for easy installation in enclosed metal cabinets and industrial panels.
How should I clean and maintain the LPS-50-12?
Turn off the power before cleaning. Wipe the external surfaces with a dry cloth and ensure air vents are free from dust; do not use liquid cleaners.
What is the operating temperature range?
The power supply operates reliably between -10 °C and +60 °C, with derating at high temperatures and adequate airflow.
Is the LPS-50-12 suitable for LED display applications?
Yes, its regulated 12 V DC output, industrial reliability, and protection features make it suitable for LED displays, signage, and other DC-powered equipment.
What does the green LED on the unit indicate?
The green LED lights up when the output power is present and the power supply is working normally.
What should I do if the power supply fails?
If the output drops or the protection shuts down, check the input connection, wiring, and load. Because internal components can carry high voltage, contact a qualified technician for repairs; do not open the case yourself.
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USER MANUAL LPS-50-12 Mean Well
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Product information
Brand : Mean Well
Model : LPS-50-12
Category : Power Supply