VOF-275-48 The CUI Inc. VOF-275-48 is an open frame AC-DC power supply offering a 48V output and 160W of power. It features a wide input voltage range and high efficiency.
Mfr Part #:

VOF-275-48

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. VOF-275-48 is an open frame AC-DC power supply offering a 48V output and 160W of power. It features a wide input voltage range and high efficiency.
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VOF-275-48 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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VOF-275-48 Description

Short technical summary and product information.

The CUI Inc. VOF-275-48 is an AC-DC power supply designed for various applications. This open frame unit provides a 48V DC output with a maximum continuous power of 160W, expandable to 275W with forced air cooling.

 

It operates with a wide input voltage range of 80 to 264 Vac and features high efficiency up to 92%. The power supply includes essential protections such as over-voltage, over-current, and short-circuit protection. Its compact dimensions of 5.00" x 3.00" x 0.75" make it suitable for integration into systems requiring a chassis mount solution.

 

Key electrical specifications include a line regulation of ±0.5%, load regulation of ±1%, and a temperature coefficient of ±0.05%/°C. It also provides a 12V/0.5A fan output. The VOF-275-48 meets safety standards including CB Scheme, EN, FCC, IEC, SIQ, TUV, and UL approvals.

VOF-275-48 Quick Information

Product Type: AC DC Converter
Series: VOF-275
Canonical Name: CUI Inc. VOF-275 Series AC-DC Power Supply, 48V Output, 160W
Subcategory: AC-DC Converters

VOF-275-48 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

VOF-275-48 Features

  • Provides 48V DC output at 160W power.
  • Operates with 80-264 Vac universal input.
  • Achieves up to 92% efficiency.
  • Compact 5" x 3" x 0.75" open frame design.
  • Wide -40°C to 70°C operating temperature range.

VOF-275-48 Applications

  • Suitable for ITE (Commercial) applications.
  • Designed for chassis mount integration.
  • Includes adjustable output and standby output.
  • Meets multiple international safety approvals.

VOF-275-48 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the CUI Inc. VOF-275-48?

The CUI Inc. VOF-275-48 provides a 48 Vdc output.

What is the maximum output power for the VOF-275-48?

The maximum output power is 160W with natural convection cooling and 275W with forced air cooling.

What is the input voltage range for this AC-DC converter?

The input voltage range is 80 to 264 Vac.

What is the operating temperature range of the VOF-275-48?

The operating temperature range is -40°C to 70°C, with derating.

What are the dimensions of the VOF-275-48?

The dimensions are 5.00" L x 3.00" W x 0.75" H (127.0mm x 76.2mm x 19.1mm).

Does the VOF-275-48 have over-current protection?

Yes, it features hiccup mode auto-recovery over-current protection.

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