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SMI12-12-4B-MUB The CUI Inc. SMI12-12-4B-MUB is an external AC-DC power supply with a 12V, 1A output, delivering up to 12W of continuous power. It features DoE Level VI and CoC Tier 2 efficiency.
Mfr Part #:

SMI12-12-4B-MUB

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. SMI12-12-4B-MUB is an external AC-DC power supply with a 12V, 1A output, delivering up to 12W of continuous power. It features DoE Level VI and CoC Tier 2 efficiency.
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SMI12-12-4B-MUB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Applications
Approval Agency
Automotive Grade
Cord Length
Current
Dimensions
Efficiency
Form
Frequency
Height
Industrial Grade
Input Connector
Input Type
Length
Medical Grade
Military Grade
Mounting Type
No Load Power Consumption
Operating Temperature
Output Connector
Power (Watts)
Region Utilized
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SMI12-12-4B-MUB Description

Short technical summary and product information.

The CUI Inc. SMI12-12-4B-MUB is an external AC-DC power supply designed for ITE (Commercial) applications. It provides a stable 12V output at a maximum current of 1A, delivering up to 12W of continuous power.

 

This power supply meets DoE Level VI and CoC Tier 2 efficiency standards, ensuring energy savings. It features a universal input voltage range of 90-264 Vac and operates across a frequency range of 47-63 Hz. Protections include over-voltage, over-current, and short-circuit with auto-recovery.

 

Designed for global use, it includes interchangeable AC blades and supports international safety approvals such as UL/cUL, CE, PSE, RCM, UKCA, and FCC. It is certified to IEC 62368 standards. The unit is a wall mount (Class II) form factor with a USB Micro output connector.

 

Key specifications include a load regulation of 5%, a start-up time of 3 seconds, and a hold-up time of 5 ms. The operating temperature range is -10°C to 40°C, and it has an MTBF of 50,000 hours.

SMI12-12-4B-MUB Quick Information

Product Type: AC/DC Desktop, Wall Adapter
Series: SMI12
Canonical Name: CUI Inc. SMI12 Series External AC-DC Power Supply, 12V, 1A, 12W
Subcategory: External AC-DC Power Supply

SMI12-12-4B-MUB Compliance

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

SMI12-12-4B-MUB Features

  • Up to 12W continuous power output.
  • DoE Level VI, CoC Tier 2 efficiency.
  • Universal input voltage range.
  • Over voltage, over current, short circuit protections.
  • UL/cUL, CE, PSE, RCM, UKCA, FCC safety approvals.

SMI12-12-4B-MUB Applications

  • Ideal for powering IoT devices and sensors.
  • Suitable for portable equipment and peripherals.
  • Used in telecommunications and networking gear.
  • Compatible with wall outlets using multi-blade plug.

SMI12-12-4B-MUB FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range?

90-264 Vac.

What is the package form factor?

Wall mount with multi-blade input plug and USB Micro output connector.

What is the operating temperature range?

-10°C to 40°C.

What is the output voltage and current?

12V at 1A (max).

What safety approvals does it have?

UL/cUL, CE, PSE, RCM, UKCA, FCC.

What is the efficiency level?

Level VI, CoC Tier 2.

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