Skip to content
Free Next Working Day Delivery On Orders Over £100 ex VAT.
Courier services operating with same-day dispatch, subject to network capacity.*
Availability:
Out of stock
Sold out

£127.68 (Excl. VAT)

Current price - £153.22 (Inc. VAT)
£127.68 - £127.68
Current price- - £153.22
Availability:
Out of stock
  • Visa
  • Mastercard
  • American Express
  • Apple Pay
  • Google Pay
  • Paypal
  • Shop Pay
  • Klarna
  • Bank Transfer (BACS)
Trade pricing for verified resellers, proforma issued on official company letterhead for PO processing.
Education & Public Sector Pricing available for schools, universities, NHS, and government organisations. Contact our Public Sector Team on 020 8191 9223 or email info@screenmoove.com.
  • Description
  • Specifications
  • Seasonic G12-GM-750 Power Supply Unit 750 W 20+4 Pin ATX ATX Black

    G12-GM-750

    The G12 GM Series is available in the standard ATX Form Factor and in wattages that are most common for a PC system. The Seasonic G12 GM-Series achieves 80 PLUS® Gold standard of providing at least 87 %, 90 % and 87 % power usage efficiency at 20 %, 50 % and 100 % operating loads, respectively. This efficiency, combined with Active Power Factor Correction, enables the G12 GM series power supplies to lessen energy waste, which translates into savings on the costs of energy costs for its users. In addition to being greatly efficient, the G12 GM units utilize the LLC resonant converter design, and the industry’s leading Smart and Silent Fan Control (S2FC).

    80 PLUS GOLD
    The G12 GC achieves 80 PLUS Gold certification with its 90 % efficiency at 50 % system load.

    G12-GM-750


    S2FC - SMART AND SILENT FAN CONTROL
    The intelligent thermal circuit feature is designed to find the optimal balance between the necessity to cool the components and the need to run the power supply in the most silent manner possible.

  • Feature Details
    Power
    Total power 750 W
    AC input voltage 100 - 240 V
    AC input frequency 50 - 60 Hz
    Input current 10 A
    Combined power (+3.3V) 100 W
    Combined power (+12V) 744 W
    Combined power (+5V) 100 W
    Combined power (-12V) 3.6 W
    Combined power (+5Vsb) 12.5 W
    Max output current (+3.3V) 20 A
    Max output current (+12V) 62 A
    Max output current (+5V) 20 A
    Max output current (-12V) 0.3 A
    Max output current (+5Vsb) 2.5 A
    Power protection features Over current, Over voltage, Short circuit
    Ports & interfaces
    Motherboard power connector 20+4 pin ATX
    Motherboard power cable length 55 cm
    Number of SATA power connectors 6
    Peripheral power connectors 3 (4-pin Molex)
    Peripheral power cable length 690 mm
    PCI Express power connectors 2 (6+2 pin)
    PCI Express power cable length 70 cm
    CPU power connector (4+4 pin)
    CPU power cable length 60 cm
    Cabling type Semi-Modular
    Performance
    Purpose PC
    PSU form factor ATX
    80 PLUS certification 80 PLUS Gold
    Bearing technology Sleeve
    MTBF 100,000 h
    Certification cTUVus, TUV, CB, CCC, BSMI, CE, FCC, Energy Star, RoHS, WEEE, ErP Lot 6, REACH
    Design
    Product colour Black
    Cooling type Active
    Fan diameter 12 cm
    Number of fans 1 fan
    On/off switch Yes
    Operational conditions
    Operating temperature 0 - 50 °C
    Packaging content
    Cables included AC, PCIe, Peripheral (Molex), SATA
    Cable tie(s) included No
    Weight & dimensions
    Width 150 mm
    Depth 140 mm
    Height 86 mm
    Packaging data
    Package type Box

Book a Free Product Demo

Remote or on-site. No obligation.

Integrator or Installer?

Trade pricing, volume discounts, same-day collection.

Request a Trade Account

Education & Public Sector Solutions

Exclusive pricing, flexible terms, and dedicated support for schools, universities, NHS, and government organisations.

Official Purchase Orders We accept formal POs with VAT-compliant invoicing for all verified institutions.
Contract & Volume Discounts Competitive rates for multi-site, long-term, or framework-based deployments.
Dedicated Account Management Single point of contact for lead times, coordination, and sourcing.
Flexible 30-Day Terms Available to verified schools, councils, and government bodies.
Next-Day Delivery

Same-day shipping

Trade Account

Trade account available

Trusted Customers

See Our Latest Reviews

Public Sector Friendly

We Accept Purchase Orders

LATEST CASE STUDIES

See more
  • Woodys Case Study - Digital Signage
    January 14, 2026

    Digital Menu Boards with Custom Curved Mount Installation for Woodys, Andover

    HOSPITALITY • DIGITAL MENU BOARDS
    Four-screen digital menu boards installed for Woodys in Andover, featuring a bespoke curved mounting layout and CMS-controlled content for a bold, immersive menu experience.
    Client
    Woodys
    Location
    Andover
    Sector
    Hospitality, QSR
    Installation Date
    February 2025
    Solution
    Digital Menu Boards + CMS
    Products
    43" Digital Menu Boards
  • Digital Signage & Freestanding Display for Naan Staap, Leicester
    January 14, 2026

    Digital Signage & Freestanding Display for Naan Staap, Leicester

    HOSPITALITY • DIGITAL MENU BOARDS
    Multi-screen digital menu boards and floor-to-ceiling ultra-high-brightness window display installed for Naan Staap in Leicester, delivering clear menus and strong street-level visibility impact.
    Client
    Naan Staap
    Location
    Leicester
    Sector
    Hospitality, QSR
    Installation Date
    May 2025
    Solution
    Menu Boards + UHD Display
    Products
    32" Menu Boards & 49" Display
  • Digital Menu Boards and Window Displays for Karak Chaii
    January 14, 2026

    Digital Menu Boards and Window Displays for Karak Chaii

    HOSPITALITY • FOOD & DRINK
    Digital menu boards and window screens supplied for Karak Chaii in Birmingham, improving menu clarity, speeding ordering, and attracting increased street-level footfall for growth.
    Client
    Karak Chaii
    Location
    Birmingham
    Sector
    Hospitality, Café
    Completion Date
    March 2024
    Solution
    Menu Boards + Window Screens
    Products
    Menu Boards & Digital Window Screen
  • Digital Signage & Installation Service for Henkinz, St Albans
    January 14, 2026

    Digital Signage & Installation Service for Henkinz, St Albans

    HOSPITALITY • WINDOW DIGITAL SIGNAGE
    50-inch 4K window digital signage installed for Henkinz in St Albans, delivering high-impact street-facing promotions with simple USB plug-and-play content updates for retail visibility.
    Client
    Henkinz
    Location
    St Albans
    Sector
    Hospitality, QSR
    Installation Date
    May 2025
    Solution
    Digital Signage
    Products
    50" 4K Window Display
Trusted Store Status

Top Quality Store

Rating status, Exceptional, based on Google’s shopping experience metrics.
Exceptional

Why it matters

Demonstrates consistently strong fulfilment, service, and post-sale experience across Google signals.

Google
Top Quality Store
Built for confidence, next-day delivery options, UK-based support, trade-ready operations.
Request a quote

Have more questions ? Talk to our experts...

Need help choosing the right product?

Need help choosing the right product?

Speak directly with a dedicated Screen Moove expert and get the right solution, first time.

Call us on: 020 8191 9223
Email us: info@screenmoove.com

Contact us

Simply complete our contact form, and we will promptly respond to your inquiries.

If you have any questions or enquiry, please fill out the form below with all of your details and we'll get back to you shortly.