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Description
GameMax GT-300W 300W TFX Power Supply for Small Form Factor PCs, 80 Plus Bronze Efficient PSU with Quiet 80mm Cooling Fan and Active PFC, Ideal Replacement PSU for Slim Desktop SystemsThe GameMax GT 300W is a compact 300W TFX power supply designed for small form factor desktops and slim PC builds. It delivers dependable performance with 80 Plus Bronze efficiency for reduced energy consumption and stable power output. The PSU includes active PFC for improved voltage stability and built in protection features including OPP, OVP, UVP, and SCP. A quiet 80mm temperature controlled fan ensures efficient cooling with low noise levels, and
The GameMax GT-300W is a compact 300W TFX power supply designed for small form factor desktops and slim PC builds. It delivers dependable performance with 80 Plus Bronze efficiency for reduced energy consumption and stable power output. The PSU includes active PFC for improved voltage stability and built-in protection features including OPP, OVP, UVP, and SCP. A quiet 80mm temperature-controlled fan ensures efficient cooling with low noise levels, and the honeycomb ventilation design improves airflow. The unit supports ATX12V 2.3 motherboards and includes essential connectors for modern compact PC systems.General Specifications
Model: GameMax GT-300W (PSUGMXGT300TFX)
Form Factor: TFX
Total Power: 300W
Efficiency Certification: 80 Plus Bronze
MTBF: 100,000 hours
Active PFC: Yes
Protections: OPP, OVP, UVP, SCP
Safety Approvals: CE, FCC, CB
Warranty: 2 Years
AC Input
Input Voltage: 100–240V
Input Current: 6–3A
Frequency: 50–60Hz
DC Output Rails
+3.3V: 15A
+5V: 15A
+12V: 20A
-12V: 0.5A
+5VSB: 2.5A
Power Timing
Power Good Signal: 100–500ms
Hold-Up Time: 1–40ms
Cooling
Fan Size: 80mm
Fan Type: Silent, temperature-controlled
Noise Level: Under 17 dBA
Connectors
1 x 20+4 Pin Motherboard Connector
1 x 4+4 Pin CPU Connector
3 x SATA Power Connectors
1 x Molex 4-Pin Peripheral Connector
Physical Specifications
Dimensions: 85mm x 65mm x 175mm
Weight: Approximately 1.06kg
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 24 reviews
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Product Reviews
★★★★★ 5
Love this
Color: Rustic Brown, Number Of Shelves: 4, Size: 15.7in
Love these shelves so easy to put up so beautifully made and really enjoy the way they set on my wall very sturdy also!
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Reviewed in the United States on May 21, 2026
★★★★★ 5
Looks nice, easy to install
Color: Rustic Brown, Number Of Shelves: 2, Size: 22in
This shelf is lightweight, looks nice, and was easy to install. It comes with a little level to help you install it properly. There are plenty of mounting holes to choose from, so it is easy to screw it directly into a stud, or to just use holes that are convenient for you. It comes with a plethora of mounting hardware.
I mounted mine a bit high up and chose to mount it upside down so that I wouldn't see the three screws that hold the shelf to the mounting bracket.
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Reviewed in the United States on April 8, 2026
★★★★★ 5
Nice and strong
Color: Black, Size: Wheel-6 Panel
Nice and strong, tedious, putting together, but very good quality
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Reviewed in the United States on March 17, 2026
★★★★★ 5
if you are going to be moving them a lot, buy something more sturdy.
Color: Black, Size: Wheel-6 Panel
I use these at our churchc.
They are pretty good, not terribly study and the screw that hold the faabric have pulled out in a couple of places.
But they wqould work especially well if you were not constantly moving them as we do.
They are a bit of a pain to assemble.
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Reviewed in the United States on January 20, 2026
★★★★★ 4
Easy to put together , decent quality
Color: Black, Size: Wheel-6 Panel
Purchased for office, easy to put together , durable quality , exactly what we needed to partition a small space
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Reviewed in the United States on November 15, 2025
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