Original Meanwell PSU LRS-450-48

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Dispatch Time : 4 to 5 working days from the date of order & payment

Delivery Time : 3 to 4 working days from the date of dispatch

It is always our endeavor to ship on time, but some times due to unforeseeable circumstances, shipping might get delayed. Under such situations we will keep you updated and we request you to please bear with us.

Scope of responsibility : Please note we do not provide technical help with respect to the usage of this product. The responsibility to successfully run and operate this product lies solely on the user. Please read the technical manual given on this page for more information about this product.

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Original Meanwell PSU LRS-450-48

The Mean Well LRS-450-48 is a high-performance 48V DC, 450W enclosed switching power supply designed for industrial automation, CNC machines, 3D printers, robotics, LED systems, and motion control applications. Featuring a compact low-profile design, high efficiency, and reliable long-term operation, the LRS-450-48 is a trusted power solution for demanding industrial environments.

With an output voltage of 48V DC and a maximum output current of 9.4A, this power supply is ideal for powering stepper motor drivers, servo systems, industrial controllers, and other high-power DC equipment.

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Key Features

• Genuine Mean Well industrial-grade power supply
• 450W continuous output power
• Stable 48V DC output
• Maximum output current: 9.4A
• High efficiency up to 92%
• Low-profile 30mm design
• Built-in active cooling fan
• Universal AC input (90~264VAC)
• Adjustable output voltage range
• Short circuit protection
• Overload protection
• Over-voltage protection
• Over-temperature protection
• Long service life and proven reliability
• Suitable for 24/7 industrial operation

Technical Specifications

Parameter	Value
Model	LRS-450-48
Manufacturer	Mean Well
Output Voltage	48V DC
Output Current	9.4A
Rated Power	451.2W
Input Voltage	90 ~ 264VAC
Frequency Range	47 ~ 63Hz
Efficiency	Up to 92%
Voltage Adjustment Range	43.2 ~ 52.8V
Cooling	Built-in DC Fan
Operating Temperature	-20°C to +70°C
Safety Standards	UL, CE, CB, TUV
Dimensions	225 × 124 × 41 mm
Weight	Approx. 1.15 kg

Ideal Applications

CNC Machines

Provides reliable power for stepper motor and servo motor systems used in CNC routers, plasma cutters, laser machines, and automation equipment.

Industrial Automation

Suitable for PLC systems, industrial controllers, sensors, actuators, and control panels.

3D Printers

Excellent choice for large-format 3D printers requiring stable 48V power for motion systems and heated components.

Robotics

Delivers clean and stable DC power for robotic arms, AGVs, and automated machinery.

LED & Industrial Lighting

Can be used in high-power LED installations and industrial lighting systems.

Recommended Motors which can be used with this PSU

• NEMA 23 Stepper Motors
• NEMA 24 Stepper Motors
• NEMA 34 Stepper Motors
• Closed Loop Stepper Motors
• Integrated Servo Motors
• AC Servo Driver Control Circuits

Recommended Stepper Drivers

The LRS-450-48 is commonly paired with:

• Leadshine DM556E
• Leadshine CS-D508
• Leadshine CS-D808
• Leadshine DM860H
• Leadshine EM806
• Leadshine HBS57 Closed Loop Driver
• Leadshine HBS86H Closed Loop Driver

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What Will You Receive?

• 1 × Mean Well LRS-450-48 Switching Power Supply

Important Note

This is an industrial power supply intended for installation inside suitable electrical enclosures or machinery. Wiring and installation should be performed by qualified personnel following applicable electrical safety standards.