Mean Well Single Output NES-350-5 Enclosed Switching Power Supply

Description

The Mean Well NES-350-5 is a highly reliable, single-output enclosed switching power supply designed for demanding industrial applications requiring a stable high-current 5V DC source. Engineered with a built-in DC fan for forced air cooling, this unit ensures optimal thermal management and sustained performance under continuous load. As a standard component in industrial automation and electronic displays, it delivers exceptional Original Engineering quality and robust protection mechanisms.

Technical Compatibility and Model Decoding:
Brand: Mean Well
Series: NES (Enclosed Switching Power Supply)
Power Rating: 300W (350W Series Class)
Output Voltage: 5V DC
Output Current: 60A

Electrical Specifications:
Input Voltage Range: 90-132VAC / 180-264VAC (Selectable by switch) or 254-370VDC
Input Frequency: 47 – 63 Hz
Efficiency: 78% (Typical)
Voltage Tolerance: ±2.0%
Ripple and Noise: 150mVp-p
Voltage Adjustment Range: 4.5V – 5.5V
Leakage Current: <2.0mA at 240VAC

Mechanical and Physical Specifications:
Dimensions: 215 x 115 x 50 mm (L x W x H)
Weight: 1.07 kg
Cooling Method: Forced air cooling by built-in DC fan
Enclosure Material: Vented Aluminum/Steel Chassis

Environmental and Protection Parameters:
Operating Temperature: -20°C to +60°C
Operating Humidity: 20% to 90% RH non-condensing
Overload Protection: 105% to 135% rated output power (Hiccup mode, recovers automatically)
Over Voltage Protection: 5.75V to 6.75V (Shut down output voltage, re-power on to recover)
Over Temperature Protection: Shut down output voltage, recovers automatically after temperature decreases
Safety Standards: UL60950-1, EN60950-1 approved

Industrial Application Scenario:
The NES-350-5 is specifically engineered for large-scale LED matrix displays, telecommunication infrastructure, and logic control boards in heavy machinery. In a high-density LED display array, the 60A output capacity ensures uniform brightness and prevents voltage drops across extensive daisy-chained panels. The robust over-temperature and short-circuit protections safeguard critical downstream components from power surges and thermal events in enclosed control cabinets.

Procurement and Lifecycle Value:
We ensure rapid Lead Time for this critical component to minimize operational downtime. Designed for seamless Technical Compatibility with existing 350W-class 5V infrastructure, the NES-350-5 serves as an exact replacement or primary integration unit, maximizing the lifecycle value of your industrial control systems.

Key Attributes
Input Voltage: 90~132VAC/180~264VAC selectable by switch
Output Current: 0~60A
Output Voltage: 5V
Place of Origin: Taiwan, China
Output Power: 350W
Model Number: NES-350-5
Brand Name: MEAN WELL
Output Type: Single

Packaging and Delivery
Packaging Details: 1.07kg; 12pcs/13.5kgs/0.92CUFT
Selling Units: Single item