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SMI6B-9-4-P6R The CUI Inc. SMI6B-9-4-P6R is a 9V, 5.9W AC/DC wall mount adapter. It features universal input voltage (90-264 Vac) and meets Level VI efficiency standards.
Mfr Part #:

SMI6B-9-4-P6R

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. SMI6B-9-4-P6R is a 9V, 5.9W AC/DC wall mount adapter. It features universal input voltage (90-264 Vac) and meets Level VI efficiency standards.
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SMI6B-9-4-P6R Specifications Quick View

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SMI6B-9-4-P6R Description

Short technical summary and product information.

The CUI Inc. SMI6B-9-4-P6R is an AC/DC wall mount adapter designed for ITE applications. It provides a single regulated output of 9V at up to 660mA, delivering a maximum power of 5.9W.

 

This adapter features a universal input voltage range of 90-264 Vac and operates at frequencies between 47-63 Hz. It meets DoE Level VI and CoC Tier 2 efficiency requirements, with a typical average efficiency of 79.6% and a maximum no-load power consumption of 75mW.

 

Safety features include over-voltage and short-circuit protection with auto-recovery. The unit is certified to UL/EN/IEC 62368-1 standards and carries multiple safety approvals including UL/cUL, GS, RCM, CCC, and PSE. The adapter has a compact, wall-mount form factor (Class II) and includes interchangeable AC blades for international use.

 

Key electrical specifications include a maximum ripple and noise of 300 mVp-p and line/load regulation of ±5%. The operating temperature range is 0°C to 40°C.

SMI6B-9-4-P6R Quick Information

Product Type: AC DC Desktop, Wall Adapters
Series: SMI6B
Canonical Name: AC/DC Wall Mount Adapter
Subcategory: Wall Mount Adapter

SMI6B-9-4-P6R Compliance

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

SMI6B-9-4-P6R Features

  • Provides a 9V, 5.9W regulated output.
  • Universal input voltage range of 90-264 Vac.
  • Meets DoE Level VI and CoC Tier 2 efficiency.
  • Includes over voltage and short circuit protection.
  • Certified to UL/EN/IEC 62368-1 standards.

SMI6B-9-4-P6R Applications

  • Powers low-voltage consumer electronics devices.
  • Supplies DC power to embedded control systems.
  • Provides isolated power for test and measurement gear.
  • Drives small appliances requiring 9V DC operation.
  • Supports IoT modules needing reliable off-board power.

SMI6B-9-4-P6R FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage and current of the SMI6B-9-4-P6R?

The adapter provides a nominal 9V DC output with a maximum current of 660mA.

What are the input voltage and frequency ranges?

It accepts an input voltage of 90 to 264 Vac and operates at frequencies between 47 and 63 Hz.

Does the power adapter include safety protections?

Yes, it features over-current protection and short-circuit protection with automatic recovery.

What is the operating temperature range for this adapter?

The device functions reliably within an ambient temperature range of 0°C to 40°C.

What is the physical size and output connector type?

The unit measures 47.0mm x 34.5mm x 26.4mm and uses a right-angle barrel plug with a 2.5mm ID and 5.5mm OD.

What safety certifications does this wall adapter hold?

It is approved by UL, CSA, FCC, IEC, PSE, RCM, CCC, and the CB Scheme.

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