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SuperLightingLED
SUPERLIGHTINGLED CO., LTD
Web: www.superlightingled.com
Email: [email protected]
Date: 2026-11-03 | ID: 4248

MeanWell DC12V 3.34A 40W GST40A12 AC To DC Reliable Green Industrial LED Power Adaptor

MODEL: GST40A12
Price based on selections below:
$27.98
Select Input Voltage:110V±20% (US, CA) (Base), 220V±20% (EU, UK, AU) (Base)
Select Plug Type:US (Base), UK (Base), EU (Base), AU (Base)
AvailabilityIn Stock
ConditionBrand New
Technical Specifications

GST40A12-P1J input voltage 85-264VAC, universal; output voltage is DC12V, output current is 3.34A, total power is 40W, suitable for DC12V low-power LED light.

In order to avoid power load, we usually support LED strips or other LED lights with power less than 80% of the rated power, so please choose a suitable LED power supply according to the actual LED power adaptor.
 

NOTE:

This item is power adapter (transformer) of AC -DC Low Voltage for 12V Parapet lights, Spot Light, Wall Washer, Grow Light, Single colour RGB or dream color LED strip lights and led module string.

Please be kindly informed that the total wattage of LED strip lights should not exceed the max wattage 85% of this Power supply adaptor, Otherwise it will affect the brightness of the LEDs and the service life of the power supply. 

 
Standards and Certifications

CE FCC UL listed RoHS ISA SGS ISO warranty

 

GST40A12 PDF

 

Features

Universal AC input / Full range

3 pole AC inlet IEC320-C14

Output connector: 2.1mm x 5.5mm center positive female barrel plug

No load power consumption <0.075W

Energy efficiency Level VI

Comply with EISA 2007/DoE, NRCan, AU/NZ MEPS, EU ErP and CoC Version 5

Class I power (with earth pin)

Protections: Short circuit / Overload / Over voltage

Fully enclosed plastic case

Pass LPS

High operating temperature up to +70°C

LED indicator for power on

3 year warranty

 

Product Specification

Primary Output Voltage:   12VDC

Output Current:   3.34A

Maximum Output Power:  40W

AC Power Cord: included

Family:   GST40

Input Voltage:   85 to 264VAC

Input Frequency:   47 to 63

Maximum Input Current:   1A

Output Connector Type:   Cylindrical Female

Output Connector Diameters:   2.1mm x 5.5mm/0.08in*0.22in

Polarity:   Center Positive

Number of Outputs:  1

Product Type:   AC to DC Power Supply

Agency Approvals:   UL/CUL/TUV/BSMI/CCC/FCC/CE

Efficiency:   89.5%

Operating Temperature-Min (Cel):   -30

Operating Temperature-Max (Cel):   70

Length:   4.92in

Width:   1.97in

Height:   1.24in

Product Note:   Level VI

Color:   Black

Type:   Auto Switching

Style:   Desktop Adapter

 

Product List

1* GST40A12 LED power adaptor

© 2026 SuperLightingLED. All specifications are subject to change without notice.