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SMI18-9-V-N5 The CUI Inc. SMI18-9-V-N5 is a 9V, 2.2A AC-DC power supply with a 19.8W output. It offers universal input voltage and DoE Level VI efficiency.
Mfr Part #:

SMI18-9-V-N5

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. SMI18-9-V-N5 is a 9V, 2.2A AC-DC power supply with a 19.8W output. It offers universal input voltage and DoE Level VI efficiency.
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SMI18-9-V-N5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
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Approval Agency
Cord Length
Current
Efficiency
Form
Frequency
Height
Industrial Grade
Input Connector
Input Type
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No Load Power Consumption
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Output Connector
Output Voltage
Polarization
Power (Watts)
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SMI18-9-V-N5 Description

Short technical summary and product information.

The CUI Inc. SMI18-9-V-N5 is a versatile AC-DC power supply designed for ITE (Commercial) applications. It provides a stable 9V output at up to 2.2A, delivering a maximum continuous power of 19.8W. This wall mount adapter features a universal input voltage range of 90-264 Vac and operates across a frequency range of 47-63 Hz.

 

Key features include DoE Level VI and CoC Tier 2 efficiency compliance, ensuring energy savings with a low no-load power consumption of less than 0.075W. The unit is equipped with over-voltage, over-current, and short-circuit protections for enhanced safety. It holds multiple safety approvals, including UL/cUL, RCM, CCC, and PSE, and is certified to 60950-1 and 62368-1 standards.

 

The SMI18-9-V-N5 comes with interchangeable AC blades for global use and features a standard barrel plug output connector (2.1mm I.D. x 5.5mm O.D.). Its compact dimensions (75.0mm x 35.8mm x 65.6mm) and wall mount form factor make it suitable for various integration needs. The operating temperature range is 0°C to 40°C.

SMI18-9-V-N5 Quick Information

Product Type: AC-DC Power Supply
Series: SMI18
Canonical Name: CUI Inc. SMI18 Series AC-DC Power Supply, 9V, 2.2A, 19.8W
Subcategory: Wall Mount Adapter

SMI18-9-V-N5 Compliance

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

SMI18-9-V-N5 Features

  • Up to 18 W continuous power.
  • DoE Level VI, CoC Tier 2 efficiency.
  • Universal input voltage range.
  • Interchangeable AC blades for global use.
  • Over voltage, over current, and short circuit protections.

SMI18-9-V-N5 Applications

  • Ideal for ITE equipment and commercial devices.
  • Used in networking, telecom, and peripherals.
  • Universal input for global applications.
  • Suitable for 9Vdc powered devices up to 20W.

SMI18-9-V-N5 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage and current?

The nominal output voltage is 9.0 Vdc with a maximum output current of 2.2 A, providing up to 19.8 W of power.

What is the input voltage range?

The input voltage range is 90 ~ 264 Vac at 47 ~ 63 Hz.

What is the operating temperature range?

The operating temperature range is 0°C to 40°C.

What protection features does it have?

Over voltage protection at 16 Vdc, over current protection at 5.0 A, and short circuit protection with auto recovery.

What are the physical dimensions?

Length 75.0 mm, width 35.8 mm, height 65.6 mm. Weight is not specified.

What is the efficiency rating?

Average efficiency is 86.5%, meeting Level VI and CoC Tier 2 requirements.

What output connector is included?

A barrel plug with 2.1 mm I.D., 5.5 mm O.D., 9.5 mm depth, center negative polarization. Cord length is 1.50 m.

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