VMS-40-12 The VMS-40-12 from CUI Inc. is an open frame AC/DC converter delivering 12V at 3.34A (40W) with 86% efficiency and universal input.
Mfr Part #:

VMS-40-12

Available from 1 distributors
Mfr Name: CUI Inc.
CUI Inc.
The VMS-40-12 from CUI Inc. is an open frame AC/DC converter delivering 12V at 3.34A (40W) with 86% efficiency and universal input.
Total Stock: 15,000 pcs

VMS-40-12 Available from 1 distributor

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VMS-40-12 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Current
Efficiency
Features
Height
Length
Medical Grade
Mounting Type
Number of Outputs
Operating Temperature
Power (Watts)
SVHC Present
Standard Number
Tape & Reel
Type
Voltage
Width

VMS-40-12 Description

Short technical summary and product information.

The CUI Inc. VMS-40-12 is an open frame AC/DC converter designed for medical and industrial applications. It provides a single 12V output at 3.34A with a total power rating of 40W. The converter features a universal input range and achieves 86% efficiency, reducing thermal dissipation in compact enclosures.

 

This converter is chassis-mountable with dimensions of 76.2mm x 50.8mm x 23.1mm. It is approved to multiple safety standards including EN 60601-1 for medical equipment and EN 60950-1 for IT equipment, with an isolation voltage of 5.656kV. The operating temperature range is 0°C to 70°C.

 

Designed for reliable performance, the VMS-40-12 includes universal input capability and is suitable for powering medical devices, test equipment, and other systems requiring a regulated 12V supply.

VMS-40-12 Quick Information

Product Type: AC DC Converter
Series: VMS-40
Canonical Name: CUI Inc. VMS-40-12 AC/DC Converter, Open Frame, 12V Output, 40W
Subcategory: Open Frame

VMS-40-12 Compliance

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

VMS-40-12 Features

  • Single 12V output at 3.34A (40W).
  • 86% typical efficiency rating.
  • 5.656kV input-to-output isolation.
  • Universal input for worldwide use.
  • Medical safety approvals (EN 60601-1).

VMS-40-12 Applications

  • Suitable for medical device power supplies.
  • Ideal for industrial control systems.
  • Used in test and measurement equipment.
  • Fits in compact chassis-mount enclosures.

VMS-40-12 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage and current of the VMS-40-12?

The VMS-40-12 provides a single output of 12V at 3.34A, with a total power of 40W.

What is the efficiency of this converter?

The efficiency is rated at 86%.

What is the operating temperature range?

The operating temperature range is 0°C to 70°C.

What safety approvals does the VMS-40-12 have?

It is approved to CB Scheme, EN, IEC, SIQ, TUV, UL standards, including EN 60601-1 (medical) and EN 60950-1 (IT).

What is the isolation voltage?

The input-to-output isolation voltage is 5.656kV.

What is the mounting type and dimensions?

It is chassis mount with dimensions 76.2mm x 50.8mm x 23.1mm.

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