At a glance
Rated output you can actually use — MEAN WELL delivers the power it states
Fine-tune output for LED strip voltage drop or controller requirements
Compact 215 × 115 × 30 mm enclosed chassis for tight enclosures
Switch-select AC input range for North American or international mains
Short circuit, overload, over-voltage, and over-temperature protection
Built-in DC fan with automatic ON/OFF control for quieter light loads
Before you wire it up
Set the 115 / 230 VAC selector switch to match your mains before applying power. Wrong setting can damage the supply. For LED installs, size wire for the current (up to 29 A) and leave clear airflow around the fan exhaust.
Output
- Model: LRS-350-12
- DC voltage: 12 V
- Rated current: 29 A (0–29 A range)
- Rated power: 348 W
- Voltage adj. range: 10.2–13.8 V
- Ripple & noise (max.): 150 mVp-p
- Voltage tolerance: ±1.5%
- Line / load regulation: ±0.5% / ±1.0%
Input & environment
- AC input: 90–132 VAC / 180–264 VAC (by switch)
- DC input: 240–370 VDC (switch on 230 VAC)
- Frequency: 47–63 Hz
- Efficiency (typ.): 85%
- Working temp: −25 to +70 °C (see derating curve)
- No-load consumption: < 0.75 W
Build & protection
- Forced-air cooling with fan ON/OFF control
- Short circuit / overload / over-voltage / over-temperature
- Withstands 5G vibration test; power-on LED
- Dimensions: 215 × 115 × 30 mm · ~0.76 kg
- Manufacturer warranty: 3 years (MEAN WELL)
Official docs
Support
Best suited for 12 V LED strip systems, QuinLED Dig boards, and industrial control panels that need stable high-current DC.
Pair this supply with proper wiring, strain relief, and enclosure airflow for a clean, durable install.
Cable management
Split Braided Loom
Self-closing braided loom for tidy, protected cable runs. Available in multiple sizes.
Shop Split Loom
Adhesive Lined Heat Shrink
Dual-wall, adhesive-lined heat shrink for water-tight connections. Available in multiple sizes.
Shop Heat Shrink
