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SMI6B-6-4-P6R The CUI Inc. SMI6B-6-4-P6R is a 6W AC-DC wall mount adapter providing a single 6V output at 1A. It features universal input voltage compatibility and meets DoE Level VI efficiency standards.
Mfr Part #:

SMI6B-6-4-P6R

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. SMI6B-6-4-P6R is a 6W AC-DC wall mount adapter providing a single 6V output at 1A. It features universal input voltage compatibility and meets DoE Level VI efficiency standards.
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SMI6B-6-4-P6R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Cord Length
Current
Efficiency
Form
Input Connector
Input Frequency
Input Type
Input Voltage
No Load Power Consumption
Operating Temperature
Output Connector
Polarization
Power (Watts)
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SMI6B-6-4-P6R Description

Short technical summary and product information.

This CUI Inc. SMI6B-6-4-P6R is an AC-DC power supply designed as a wall mount adapter. It delivers a regulated 6V output with a maximum current of 1A, providing a total output power of 6W. The adapter accepts a universal input voltage range of 90 to 264 Vac and operates within a frequency range of 47 to 63 Hz.

 

Designed for efficiency, this unit meets DoE Level VI and CoC Tier 2 standards, with an average efficiency of 81.3%. It includes essential protections such as over-current and short-circuit protection with auto-recovery. The operating temperature range is from 0°C to 40°C.

 

The adapter features a compact, wall-mountable Class II form factor with interchangeable AC blades, making it suitable for international use. The output is delivered via a barrel plug connector (2.5mm I.D. x 5.5mm O.D. x 9.5mm) with positive center polarization. Safety approvals include CB Scheme, CCC, CSA, FCC, IEC, PSE, RCM, and UL, certified to UL/EN/IEC 62368-1 standards.

SMI6B-6-4-P6R Quick Information

Product Type: AC DC Desktop, Wall Adapters
Series: SMI6B
Canonical Name: CUI Inc. SMI6B Series AC-DC Power Supply, 6V, 1A, 6W
Subcategory: Wall Mount Adapter

SMI6B-6-4-P6R Compliance

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

SMI6B-6-4-P6R Features

  • Delivers 6V at 1A for 6W total power.
  • Universal input voltage range of 90-264 Vac.
  • Meets DoE Level VI and CoC Tier 2 efficiency.
  • Includes over-current and short-circuit protection.
  • Compact wall mount Class II form factor.

SMI6B-6-4-P6R Applications

  • Ideal for IoT and low-power devices.
  • Used in portable equipment chargers.
  • Suitable for home automation systems.
  • Works with LED lighting applications.
  • Fits industrial control modules.

SMI6B-6-4-P6R FAQs

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

90 ~ 264 Vac.

What is the form factor of this adapter?

Wall mount (Class II).

What is the operating temperature range?

0°C to 40°C.

What are the output voltage and current?

6 Vdc at 1 A.

What is the efficiency?

81.3% average, CoC Tier 2 compliant.

Does it have over current protection?

Yes, output shutdown at 1.6 A with auto recovery.

What are the dimensions?

47.0 mm x 34.5 mm x 26.4 mm.

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