Over 15 years experience of providing support of MEAN WELL Power Supplies
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Mean Well GSM12U09-P1J Power Supply 12W 9V
FCC part 15/CISPR22 Class B
Key Features
- ✓✓Universal AC input / Full range
- ✓✓Energy efficiency level VI
- ✓✓Medical safety approved (2 x MOPP)
- ✓✓Extremely low leakage current
- ✓✓No load power consumption < 0.075W(<0.1W for 18V/48V)
- ✓✓High efficiency up to 87%
- ✓✓Class II power (without earth pin)
- ✓✓Protections: Short circuit / Overload / Over voltage
- ✓✓Fully enclosed plastic case
- ✓✓100% full load burn-in test
- ✓✓3 years warranty
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BrandMean Well
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SeriesGSM Series
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Power Rating12 Watt
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Output Voltage9 Volt
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Rated Current1.33 Ampere
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Input Voltage80V~264V
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No of Output1
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Dimming ControlNone
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Standards MetEAC,FCC,UL
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Operation ModeConstant Voltage
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Operating Temperature-20°C~70°C
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Warranty3 Year
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Length2.45 in
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Width1.79 in
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Height1.08 in
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Weight0.24 lb
::specification::
Frequently Asked Questions
Can I use the GSM12U09-P1J with a 9V industrial control module?
Yes, if the module requires constant-voltage 9V DC and its load stays within 1.33A and 12W. This makes it suitable for lower-power control or interface modules built for 9V input.
Is this 9V adapter appropriate for embedded electronics that need a regulated 9V source?
It can be appropriate for embedded electronics designed for constant-voltage 9V operation. The output is limited to 1.33A and 12W, so the device must be rated within both values.
Can the GSM12U09-P1J power a small automation or monitoring device that runs on 9V?
It is a fit for small automation or monitoring hardware that specifically requires 9V DC constant voltage. The connected device must not exceed 1.33A current draw or 12W total power.
What should I verify before pairing this supply with a 9V device?
Check that the device calls for constant-voltage 9V DC and that its demand is no more than 1.33A and 12W. Those are the sizing limits of this power supply.
Can this power supply be used in harsh indoor temperature conditions?
The specified operating range is -20°C to +70°C, which supports use across a wide indoor temperature window. No IP rating is listed, so the provided specs do not establish resistance to outdoor weather or water exposure.
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