The Mean Well LRS-350-12 is a 348W single-output switching power supply designed to provide stable 12V DC output at up to 29A. It is suitable for LED display systems, LED signage, digital advertising displays, LED lighting and other applications requiring a reliable 12V DC power source.
The LRS-350 series features a compact low-profile enclosed design and switchable AC input voltage. According to the manufacturer, the LRS-350-12 provides a 12V rated output, 29A rated current and 348W rated power. The output voltage can be adjusted from 10.2V to 13.8V.
Key Features
- 12V DC output
- 29A rated output current
- 348W rated power
- Single-output switching power supply
- Adjustable output voltage: 10.2V–13.8V
- Switchable 115V/230V AC input
- Compact enclosed metal housing
- Built-in protection features
- Suitable for LED display and signage applications
- Designed for continuous power supply applications
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Mean Well |
| Series | LRS-350 |
| Model | LRS-350-12 |
| Power Output | 348W |
| DC Output Voltage | 12V |
| Rated Current | 29A |
| Current Range | 0–29A |
| Output Voltage Adjustment | 10.2–13.8V |
| Input Voltage | 90–132VAC / 180–264VAC |
| Input Frequency | 47–63Hz |
| Output Type | Single Output |
| Ripple & Noise | 150mVp-p max. |
| Dimensions | 215 × 115 × 30 mm |
| Operating Temperature | -25°C to +70°C |
| Cooling | Fan ON/OFF control |
| Protection | Overload, over-voltage and over-temperature |
| Product Type | Enclosed Switching Power Supply |
Specifications are based on the manufacturer’s LRS-350 datasheet.
Applications
The Mean Well LRS-350-12 can be used in a variety of 12V DC applications, including:
- LED display boards
- Indoor and outdoor LED signage
- Digital advertising displays
- LED video wall systems
- LED modules and lighting
- Digital signboards
- Control and automation equipment
- Other 12V DC electronic systems
For LED display installations, the required number of power supplies should be calculated according to the total power consumption of the LED modules and system components.
Why Choose Mean Well LRS-350-12?
The LRS-350-12 combines a 348W output rating with a compact enclosed design, making it suitable where a reliable 12V DC power source is required. Its 29A output capability provides sufficient capacity for many LED display and signage applications.
The manufacturer also specifies protection functions including overload, over-voltage and over-temperature protection.
Order Mean Well LRS-350-12
Looking for a 12V 29A 348W SMPS for an LED display board or digital signage system? Contact us for product availability, pricing and technical assistance.
Frequently Asked Questions
1. What is the Mean Well LRS-350-12?
The Mean Well LRS-350-12 is an enclosed single-output switching power supply that provides 12V DC output at 29A, with a rated power of 348W.
2. How many watts is the LRS-350-12?
The LRS-350-12 has a rated output power of 348W. It is part of the Mean Well LRS-350 series.
3. What is the output voltage of the LRS-350-12?
The rated output voltage is 12V DC. The output voltage can be adjusted within the manufacturer’s specified range of approximately 10.2V to 13.8V.
4. What is the maximum current of the Mean Well LRS-350-12?
The rated output current is 29A at 12V.
5. Can the LRS-350-12 be used for LED display boards?
Yes. The 12V 29A 348W SMPS can be used for suitable LED display boards, LED modules, digital signage and other 12V DC applications, provided the total load is within the power supply’s specifications.
