Mfr Part #:

SMI12-9-4B-CUB

Mfr Name: CUI Inc.

The CUI Inc. SMI12-9-4B-CUB is an external AC-DC power supply providing 9V at 1.33A for a total of 12W. It meets DoE Level VI and CoC Tier 2 efficiency standards.

Stock on Request

SMI12-9-4B-CUB Description

Short technical summary and product information.

The CUI Inc. SMI12-9-4B-CUB is an external AC-DC power supply designed for commercial ITE applications. It delivers a stable 9V output with a maximum current of 1.33A, providing up to 12W of continuous power.

This adapter features universal input voltage range (90-264 Vac) and meets DoE Level VI and CoC Tier 2 efficiency requirements. It includes over-voltage, over-current, and short-circuit protections for enhanced safety. The unit is certified to IEC 62368-1 and carries safety approvals including UL/cUL, CE, PSE, RCM, and FCC.

The SMI12-9-4B-CUB comes with interchangeable AC blades for global use and a USB C receptacle output connector. Its compact dimensions are 69.0mm x 31.8mm x 47.5mm, making it suitable for various space-constrained applications. The adapter operates within a temperature range of -10°C to 40°C.

SMI12-9-4B-CUB Quick Information

Product Type: AC DC Desktop, Wall Adapters

Series: SMI12

Canonical Name: CUI Inc. SMI12 Series AC-DC Power Supply, 9V, 1.33A, 12W

Subcategory: External

SMI12-9-4B-CUB Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

SMI12-9-4B-CUB Features

Provides 9V output at 1.33A for 12W power.
Meets DoE Level VI and CoC Tier 2 efficiency.
Universal input voltage range from 90 to 264 Vac.
Includes over-voltage, over-current, and short-circuit protections.
Certified to IEC 62368-1 safety standard.

SMI12-9-4B-CUB Applications

Powers 9 Vdc devices up to 12 W.
Suitable for wall mount power delivery.
Connects using integrated USB-C receptacle.
Operates from universal 90-264 Vac input.

SMI12-9-4B-CUB FAQs

7 frequently asked questions generated from this part’s specifications.

What is the input voltage range of the SMI12-9-4B-CUB?

The input voltage range is 90 to 264 Vac.

What output voltage and current does the SMI12-9-4B-CUB provide?

It provides 9 Vdc output with a maximum current of 1.33 A, for a maximum output power of 12 W.

What is the operating temperature range of the SMI12-9-4B-CUB?

The operating temperature range is -10°C to 40°C.

What protection features does the SMI12-9-4B-CUB include?

It includes auto-recovery short-circuit protection, over-voltage protection at 12 V, and over-current protection at 3 A.

What efficiency level does the SMI12-9-4B-CUB meet?

It meets Level VI and CoC Tier 2 efficiency requirements.

What is the no-load power consumption of the SMI12-9-4B-CUB?

The maximum no-load power consumption is 0.075 W.

What is the isolation voltage rating of the SMI12-9-4B-CUB?

The isolation voltage rating is 3000 Vac minimum.

Category	AC DC Desktop, Wall Adapters
Manufacturer Name	CUI Inc.
Applications	ITE (Commercial)
Approval Agency	CE, cUIus, FCC, PSE
Cord Length	1.50m (59")
Current	1.33 A
Efficiency	Level VI, CoC Tier 2
Form	Wall Mount (Class II)
Frequency	47 Hz
Height	47.5mm (1.87")
Input Connector	Multi-Blade (Included)
Input Type	Multi-Blade (Included)
Length	69.0mm (2.72")
No Load Power Consumption	750mW
Operating Temperature	-10°C ~ 40°C
Output Connector	USB C Receptacle
Power (Watts)	12 W
Region Utilized	International
Standard Number	62368-1
Storage Temperature	-20 to 60 °C
Tape & Reel	No
Voltage	9 Vdc
Weight	89 g
Width	31.8mm (1.25")