Seasonic VERTEX 750W (GX-750) 80 PLUS Gold Modular PSU ATX 3.0

$358.99

Recommended retail price $414.95. You save $55.96 (13%).

  • 135 mm fluid dynamic bearing fan
  • Fully modular flat black cables
  • ATX 3.0 with 12VHPWR support
  • 10-year warranty coverage

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Seasonic VERTEX 750W (GX-750)  80 PLUS Gold Modular PSU ATX 3.0
Seasonic VERTEX 750W (GX-750) 80 PLUS Gold Modular PSU ATX 3.0
$358.99
Specifications
BrandSeasonic
Dimensions35 × 19 × 12 cm
Weight5 kg
Delivery & Returns
  • Free delivery on this item.
  • Sent directly from our Australian warehouse partners.
  • Usually dispatched within 1-3 business days.
  • Delivery after dispatch: usually 2-8 business days within Australia, 7-14 business days to New Zealand. Tracking is emailed when it ships.
  • Change-of-mind returns within 14 days on unopened eligible items (10% restocking fee; you pay return postage). Faulty or wrong items are always put right, free. Returns policy

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14-day returns on eligible items
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01DESKTOPS & ACCESSORIES

Quiet power for demanding systems

A compact unit that sits quietly at the heart of your build, delivering stable current without dominating the case.

Designed for enthusiasts who value efficiency and cable management, this Seasonic power supply handles modern graphics cards with ease.

Seasonic VERTEX 750W (GX-750)  80 PLUS Gold Modular PSU ATX 3.0
Seasonic VERTEX 750W (GX-750)  80 PLUS Gold Modular PSU ATX 3.0

02DESIGN

Compact form factor for tight cases

Measuring 160 mm in length, 150 mm in width and 86 mm in height, the unit fits standard ATX cases while leaving room for airflow. The fully modular design allows you to connect only the cables needed, reducing clutter inside the chassis.

Seasonic VERTEX 750W (GX-750)  80 PLUS Gold Modular PSU ATX 3.0

03PERFORMANCE

Efficient output for peak loads

Rated at 750 W continuous power, this unit maintains tight voltage regulation within ±3% across the 12 V, 5 V and 3.3 V rails. It supports ATX 3.0 standards, including the 16-pin PCIe Gen 5 connector, ensuring compatibility with next-generation hardware.

Seasonic VERTEX 750W (GX-750)  80 PLUS Gold Modular PSU ATX 3.0

04COOLING

Silent operation via large fan

A single 135 mm fan with a fluid dynamic bearing provides effective cooling while maintaining low noise levels. The digital fan control adjusts speed based on load, keeping the system quiet during light tasks and robust under heavy gaming or rendering workloads.

05DURABILITY

Built for long-term reliability

With an MTBF of 100,000 hours excluding the fan, the internal components are designed for longevity. The fan itself is rated for 50,000 hours at 40°C, ensuring consistent performance over years of daily use in various environmental conditions.

Seasonic VERTEX 750W (GX-750)  80 PLUS Gold Modular PSU ATX 3.0
Seasonic VERTEX 750W (GX-750)  80 PLUS Gold Modular PSU ATX 3.0

06AT A GLANCE

The key points

  • 135 mm fluid dynamic bearing fan
  • Fully modular flat black cables
  • ATX 3.0 with 12VHPWR support
  • 10-year warranty coverage

FEATURES

  • Super-High Efficiency, 80 PLUS® Platinum Certified
  • Fully Modular
  • ATX 3.0 and 16-Pin PCIe Gen 5 Cable (12VHPWR)
  • Top-Quality 135 mm Fluid Dynamic Bearing Fan
  • Premium Hybrid Fan Control
  • Tight Voltage Regulation (12 V, 5 V and 3.3 V) [± 3 %]
  • Gold Plated High Current Terminal (MB, CPU and PCIe)

SPECIFICATIONS

Technical Specifications
80PLUS ®
Gold
Cybenetics Efficiency Level
Platinum
Cybenetics Noise Level
Lambda A
Form Factor
Intel ATX 12 V
Dimensions
160 mm (L) x 150 mm (W) x 86 mm (H)
Fan Information · Fan Size · 135 mm
Fan Control
Digital Fan Control
Fan Bearing
Fluid Dynamic Bearing
Life Expectancy
50,000 hours at 40 °C, 15 % – 65 % RH
Cable Information · Modularity · Fully Modular
Cable type
Flat black cables
Electrical Features · Operating Temperature · 0 – 50 °C (derating from 100 % to 80 % from 40 °C to 50 °C)
MTBF @ 25 °C, excl. fan
100,000 hours
AC Input
Full Range
Protection
OPP, OVP, UVP, OCP, OTP, SCP
Safety and Environmental · Safety and EMC · cTUVus, TUV, CB, CCC, BSMI, EAC, CE
Environmental Compliance
Energy Star, RoHS, WEEE, ErP Lot 6, REACH
Warranty
10 Years
Power Output
AC Input
Voltage: 100 V – 240 V
Current
10 – 5 A
Frequency
50 Hz – 60 Hz
DC Output · Rail · +3.3 V · +5 V · +12 V · -12 V · +5 VSB
Maximum Power · 20 A · 20 A · 62 A · 0.3 A · 3 A
100 W · 744 W · 3.6 W · 15 W
Total continuous power
750 W

Additional information

Weight 5 kg
Dimensions 35 × 19 × 12 cm

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