Thermalright KG 650 80+ Gold – Full Modular Power Supply

About the Thermalright KG 650 80+ Gold

The Thermalright KG 650 80+ Gold is a full modular power supply unit built for mid-range gaming PCs. If you're running an RTX 5060 Ti, RTX 5070, or RX 7700 XT, 650W gives you enough headroom without overspending on wattage you won't use. The 80+ Gold efficiency rating means less heat and lower electricity bills compared to Bronze units. Full modular cables let you install only what your build needs, keeping airflow clean.

What This Power Supply Unit Does for You

ATX 3.1 compatibility handles the quick power spikes from modern GPUs without shutting down your system mid-game. Japanese 105°C capacitors stay reliable even in Singapore's warm climate. The 120mm fan runs quietly during normal loads and only ramps up when needed. Two PCIe 6+2 pin connectors support mid-range graphics cards, while dual 4+4 pin CPU cables work with Ryzen 7000 or Intel 13th/14th gen processors. Cable lengths are standard: 600mm for motherboard, 650mm for CPU power, so cable management isn't a struggle in most ATX cases.

Build Quality That Lasts

LLC resonant plus DC-DC circuit design keeps voltage stable across all rails. The unit includes all standard protections: OVP, OCP, OTP, SCP, UVP. Translation: your components stay safe if something goes wrong. 100,000+ hour MTBF rating means this PSU should outlast your current build. Available in black (SGD 89) or white (SGD 99) to match your case aesthetic without hunting for premium-priced colored PSUs.

Perfect For

• Mid-range gaming builds that need stable power and clean cable routing, especially in compact and airflow-focused PC cases.
• First-time builders who want full-modular cables to make the build less stressful.
• Upgrading from an older Bronze PSU to reduce heat and improve efficiency.
• White or black themed builds where you want the PSU to match the look.

Why Buy from Mansa Computers

• 5-year Singapore warranty with Thermalright service support
• Fast WhatsApp inquiry response for compatibility questions
• Open 7 days a week for support
• Home delivery available (PSUs are heavy)

Technical Specifications Summary

Wattage
650W

Efficiency
80+ Gold Certified

Modular Type
Full Modular

ATX Standard
ATX 3.1 Compatible

Capacitors
Japanese 105°C Rated

Fan Size
120mm

PCIe Connectors
2× 6+2 Pin (600mm)

Warranty
5 Years

Ready to power your build reliably? The Thermalright KG 650 80+ Gold delivers quality components and full modular convenience. Available in black or white to match your setup.

Model
KG 650

Brand
Thermalright

Dimension (L x W x H)
150 x 140 x 86 ±5 mm

Wattage
650W

Efficiency
80 PLUS GOLD

Modular
Full-Modular

Input Voltage
100-240Vac

Input Current
10A

Input Frequency
50-60Hz

Fan Size
120 mm

Operating Temperature
0-40°C

MTBF
>100K Hours

Protections
OPP/OVP/OTP/OCP/SCP/UVP

Compatibility
Fully Compatible with Intel ATX 3.1 Specification (Supports up to 200% Power Excursion)

Design
LLC Resonant + DC-DC Circuit Design

Components
Japanese Main Capacitors Rated for 105°C

Voltage Design
100–240V Full Voltage

Connectors Included
1 × 20+4 Pin MB (600mm)
2 × 4+4 Pin CPU (650 mm)
2 × PCIe 6+2 Pin (600mm)
2 × SATA (450 + 150mm x 3)
1 × PATA (450 + 150mm x 2)

5 YEARS WARRANTY 

Tech Dynamic Pte Ltd
514 Chai Chee Ln #05-09, Singapore 469029
Contact: 6717 3000

Frequently Asked Questions About Thermalright KG 650 80+ Gold

Does this Thermalright KG 650 80+ Gold support RTX 4070 or RTX 5070 graphics cards?

Yes, the ATX 3.1 compatibility handles power spikes from RTX 40 and 50 series GPUs. 650W provides enough headroom for RTX 4070 or RTX 5070 with mid-range CPUs like Ryzen 7 7800X3D or Intel Core i5-14600K.

What's the difference between full modular and semi-modular PSUs?

Full modular means every cable detaches, including the 24-pin motherboard cable. This gives maximum flexibility for cable management. Semi-modular keeps the 24-pin permanently attached, which works fine but offers less customization.

Will this fit in my PC case?

The unit measures 150mm (length) × 140mm (width) × 86mm (height). This fits standard ATX cases that support ATX PSUs. Check your case specs to confirm PSU clearance, especially in smaller mATX cases.

What does the 5-year warranty cover in Singapore?

Thermalright's Singapore warranty covers manufacturing defects and component failures. If your PSU stops working during normal use, contact Mansa Computers via WhatsApp. We'll help you process the warranty claim with Thermalright Singapore support.

Is 80+ Gold worth it over 80+ Bronze?

Gold efficiency wastes less power as heat, lowering your electricity bill over time. The difference adds up if you game several hours daily. Gold-rated units also typically use better capacitors for longer lifespan.

How long will it take to receive my purchase?

Standard Shipping - 3 to 5 days
Express Shipping - 1 to 2 days

Can I opt for store pickup?

Yes, we are open daily for collection from 11 AM - 6.30 PM.

Address: 1 Ubi View #01-22, Focus One Building Singapore 408555 (Door located nearest to carpark exit gantry)

We will contact you once your order is ready for collection!