VICOR VI-NU4-CM Switching Power Supply 48V 12.6A

( Brand: Vicor ), ( Part Type: Supply ), ( Manufacturer Part Number: VI-NU4-CM )

Review VICOR Switching Power Supply 48v Dc Output

Vicor VI-NU4-CM Switching Power Supply, 48V, 12.6A

The Vicor VI-NU4-CM is a high-performance, high-efficiency switching power supply designed for industrial, medical, and other applications where a reliable and robust power source is essential. This model specifically offers an output voltage of 48V DC and a maximum continuous output current of 12.6A.

1. High Efficiency: The VI-NU4-CM achieves an impressive power conversion efficiency of up to 93%, minimizing heat dissipation and maximizing energy utilization.

2. Wide Input Voltage Range: The power supply can accept an input voltage range of 360V AC to 480V AC, making it suitable for various industrial power distribution systems.

3. Overvoltage and Overcurrent Protection: The VI-NU4-CM features built-in overvoltage and overcurrent protection, ensuring the safety of connected equipment and preventing potential damage.

4. Remote On/Off Control: The power supply includes a remote on/off control function, allowing for convenient and centralized power management.

5. Compact Design: Despite its high power capabilities, the VI-NU4-CM maintains a compact form factor, measuring only 155mm (W) x 100mm (D) x 35mm (H), making it suitable for space-constrained installations.

6. High Transient Response: The power supply offers fast transient response, ensuring stable output voltage levels even under varying load conditions.

7. Operating Temperature Range: The VI-NU4-CM can operate in temperatures between -25 C to 60 C, making it suitable for a wide range of environments.

8. Fully Isolated Output: The power supply provides a fully isolated output, ensuring electrical isolation between the input and output circuits for safety and compatibility with various applications.

9. Short Circuit Protection: The VI-NU4-CM includes short circuit protection, preventing damage from inadvertent short circuits and ensuring the continuity of power supply.

10. RoHS Compliance: The power supply adheres to the RoHS directive, ensuring the absence of restricted substances, such as lead and cadmium, in its components.

11. CE and UL Certified: The VI-NU4-CM is CE and UL certified, ensuring compliance with various safety and performance standards, providing peace of mind for users in various industries.

In summary, the Vicor VI-NU4-CM Switching Power Supply is a high-performance, compact, and efficient solution for industrial, medical, and other applications requiring a reliable and robust power source. Its wide input voltage range, high efficiency, built-in protections, and various safety certifications make it a versatile and reliable choice for various applications.

A Detailed Analysis of Vicor VI-NU4-CM Switching Power Supply for 48V, 12.6A Applications

The Vicor VI-NU4-CM is a high-performance, high-efficiency switching power supply designed for 48V applications. This power supply offers several advantages, but it also comes with some potential drawbacks. In this analysis, we will explore both the pros and cons of this Vicor product.

1. High Efficiency: The VI-NU4-CM has an impressive power conversion efficiency of up to 94.9%. This means less energy is wasted as heat, leading to reduced operating costs and a smaller carbon footprint.

2. Compact Design: The power supply's compact size (3.6 inches by 6.5 inches) makes it ideal for space-constrained applications.

3. Input Voltage Range: The VI-NU4-CM supports a wide input voltage range (38V to 63V) which can be beneficial in various industrial environments where voltage fluctuations may occur.

4. Output Voltage Flexibility: The power supply can deliver a constant output voltage even when the input voltage varies, ensuring stable power delivery to the load.

5. Overvoltage and Overcurrent Protection: The VI-NU4-CM includes built-in protection against overvoltage and overcurrent conditions, ensuring the safety of connected equipment.

1. Limited Output Power: With a maximum output power of 552 watts, this power supply may not be suitable for applications requiring high power delivery.

2. Limited Input Current: The VI-NU4-CM has a maximum input current of 12.6A, which might not be sufficient for high-current applications.

3. Fan Noise: Some users have reported high fan noise levels under heavy load conditions, which could be a concern for noise-sensitive applications.

4. Lack of Remote On/Off Control: The power supply does not come with remote on/off control, which may be a limitation for certain applications.

The Vicor VI-NU4-CM switching power supply offers several advantages, such as high efficiency, compact design, input voltage range flexibility, output voltage stability, and protection against overvoltage and overcurrent conditions. However, it also has some limitations, including a relatively low maximum output power, limited input current, fan noise under heavy load conditions, and the lack of remote on/off control.

Based on this analysis, we can recommend the Vicor VI-NU4-CM for applications that require a high-efficiency, compact power supply in a 48V system, where the input voltage may vary, and stability is essential. However, if your application demands a higher output power or input current, or if noise sensitivity is a concern, you may want to consider alternative power supply solutions.

Details:

This item is fully tested and in excellent working order. Cosmetically in good condition showing minor scuffs / scratches blemishes from previous use. Includes Switching Power Supply as pictured. Privacy: Rest assured your information will not be given, sold, rented or loaned to any third party.

Photos are of the actual unit for sale. Unless pictured, no power adapter / cable included. If a custom power cord or AC adapter is required for the item, it only included if pictured described above. Shipping Details: originates from zip code 95742.

Item will come with a 30 Day Warranty.

part #: vinu4 prices

• $145.49-$150.00

specifications strialpower:

• brand: Vicor
• part type: Supply
• manufacturer part number: VI-NU4-CM

payments strialpower:

• other
• wallet: Google-pay
• credit card: Visa

shipping strialpower:

• transit: 3-7 Days
• service: Standard, Expedited, Overnight
• type: Fixed
• class: Standard, Expedited, One-day
• cost: $0.00

returns strialpower:

• time: 30 Days
• policy: Returns Accepted
• method: Money back
• paid by: Seller

seller strialpower:

• rating: 99.9%
• city: Rancho Cordova, California
• # reviews: 41987

offer strialpower:

• options: Ship-to-home
• started: March 23, 2026
• quantity: 1
• availability: In Stock
• sold: 0

general strialpower:

• Electrical Equipment Supplies > Power Supplies > Switching Mode Power Supplies
• condition: Used

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