header-product Power supply unit FSP MEGA-1200GM 1200 W ATX 80 PLUS Gold Fully-Modular Black, 135 mm fan
197.49 €

Power supply unit FSP MEGA-1200GM 1200 W ATX 80 PLUS Gold Fully-Modular Black, 135 mm fan

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FSP MEGA-1200GM 1200 W ATX power supply Photo 8
FSP MEGA-1200GM 1200 W ATX power supply Photo 1
FSP MEGA-1200GM 1200 W ATX power supply Photo 2
FSP MEGA-1200GM 1200 W ATX power supply Photo 3
FSP MEGA-1200GM 1200 W ATX power supply Photo 4
FSP MEGA-1200GM 1200 W ATX power supply Photo 5
FSP MEGA-1200GM 1200 W ATX power supply Photo 6
FSP MEGA-1200GM 1200 W ATX power supply Photo 7
FSP MEGA-1200GM 1200 W ATX power supply Photo 8
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Power supply unit FSP MEGA-1200GM 1200 W ATX 80 PLUS Gold Fully-Modular Black, 135 mm fan

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Power supply unit FSP MEGA-1200GM 1200 W ATX 80 PLUS Gold Fully-Modular Black, 135 mm fan

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Short description

FSP MEGA-1200GM is a 1200 W ATX power supply unit with 80 PLUS Gold efficiency (approx. 90%). It features a fully-modular cabling design, active cooling with a 135 mm fan, and multiple protection mechanisms including no-load operation, over-current, over-power, over-voltage, overheating, short-circuit and surge protection. Designed for high-performance PCs requiring stable, efficient power in a compact ATX form factor (150 × 150 × 86 mm).
Available for order: 7 pcs.
Warranty: 2 Years
SKU: 11603531
delivery
to the Customer Service Center at Kengaraga 2b, Riga
22.06.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
22.06.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
29.06.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa
29.06.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 5.49 euros per month
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Product information

Description

FSP MEGA-1200GM is a 1200 W ATX power supply designed for high-performance PCs that require stable and efficient power delivery. Compliant with Intel ATX 3.1 power design guidelines, this fully-modular unit supports the native PCIe 12V-2x6 connector and offers a compact 150 × 150 × 86 mm form factor. Built with 80 PLUS Gold / Cybenetics Gold efficiency and a 135 mm fluid dynamic bearing fan, the MEGA-1200GM balances high output with reliable thermal management.

Advantages

The power supply provides gold-level efficiency (about 90%), precise load regulation (FSP MTLC® ±1%) that exceeds ATX 3.1 requirements, and a powerful single +12V rail for consistent delivery to modern CPUs and GPUs. Fully modular embossed cables reduce clutter and improve airflow, while 105°C Japanese electrolytic capacitors and conformal coating enhance durability in challenging environments. Built-in protections (OCP, OVP, SCP, OPP, UVP, OTP, SIP, NLP) safeguard connected components.

Suitable for

  • High-performance gaming PCs with power-hungry NVIDIA or AMD graphics cards
  • Workstations performing AI or heavy compute tasks
  • Compact ATX builds where space is limited (150 × 150 × 86 mm)
  • Systems requiring modular cabling and improved airflow management

Key specifications

  • Total power: 1200 W
  • Efficiency: ≧ 90% @ typical load (80 PLUS Gold / Cybenetics Gold)
  • Form factor: ATX, dimensions 150 × 150 × 86 mm
  • Fan: 135 mm fluid dynamic bearing (FDB) fan with eco semi-fanless switch
  • Connectors: native PCIe 12V-2x6 and PCIe 8-pin connectors for modern GPUs
  • Capacitors: 105°C Japanese electrolytic capacitors
  • Cabling: fully modular with embossed cable design
  • Protection: OCP, OVP, SCP, OPP, UVP, OTP, SIP, NLP
  • Color: Black

How to use

Install the MEGA-1200GM into a compatible ATX chassis and secure it using the standard mounting points. Connect the fully-modular cables only as needed: attach the 24-pin ATX main cable to the motherboard, the CPU 8-pin/4+4 connector to the CPU power socket, and PCIe 12V-2x6 or 8-pin connectors to graphics cards according to the GPU manufacturer’s recommendations. Use the eco semi-fanless switch to enable zero-RPM operation under light loads, and ensure adequate case ventilation for sustained high loads.

Usage recommendations

For peak stability with modern multi-GPU or high-TDP GPUs, use the native PCIe 12V-2x6 connector when available and follow the GPU vendor’s power connector guidance. Keep cables routed to preserve airflow and maintain ambient temperature below manufacturer limits to maximize component lifespan.

Specifications

Total power:
1200 W
Efficiency:
90 %
80 PLUS certification:
80 PLUS Gold
Fan diameter:
135 mm
Product colour:
Black
All features

Power

Total power:
1200 W
Efficiency:
90 %
Power protection features:
Overheating, Under voltage, Surge & inrush protection (SIP), Short circuit, Over voltage, Over power, Over current, No load operation

Ports & interfaces

Peripheral (Molex) power connectors (4-pin):
4
Cabling type:
Fully-Modular

Performance

Purpose:
PC
80 PLUS certification:
80 PLUS Gold
Bearing technology:
FDB
ATX version:
3.1
EPS version:
2.91
Power supply unit (PSU) form factor:
ATX

Design

Fan diameter:
135 mm
Number of fans:
1 fan(s)
Cooling type:
Active
On/off switch:
Yes
Product colour:
Black

Weight & dimensions

Height:
86 mm
Width:
150 mm
Depth:
150 mm

Packaging data

Package type:
Box

Description

Machine translation. Load original

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Customer reviews

Customer questions

FAQ

How much does the FSP MEGA-1200GM 1200 W ATX power supply cost, and is it available for purchase?

The price is 197.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 22.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can FSP MEGA-1200GM 1200 W ATX power supply be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the FSP MEGA-1200GM 1200 W ATX power supply online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All FSP products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized FSP service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: total power, efficiency, 80 plus certification, fan diameter, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.