Thermaltake
Toughpower i1650W; ATX 3.1; 4X Native PCIe 5.1 12V-2x6; Dual-Color H++ Connectors; 100% Japanese Capacitors; Multi/Single Rail Switching; Digital; 80 Plus Titanium; PS-TPI-1650FNFDTU-1
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
Bottom line: The Toughpower i1650W; ATX 3.1; 4X Native PCIe 5.1 12V-2x6; Dual-Color H++ Connectors; 100% Japanese Capacitors; Multi/Single Rail Switching; Digital; 80 Plus Titanium; PS-TPI-1650FNFDTU-1 is a niche pick — read recent reviews before buying in the power supplies category, priced around $549.99. Read recent reviews carefully before committing.
Delivering digital precise power, the Toughpower i1650W hosts a load of features such as Four Native PCIe 5.1 12V-2x6 Cables, Dual-color H++ Connectors, Full modular etched flat cables, 100% Electrolytic Japanese Capacitors, and 80 Plus Titanium certification just to name a few. On top of that, being a digital power supply means seamless integration to TT RGB PLUS 3.0 for rail operation switching and real-time power monitoring for CPU, GPU, and 12V-2x6 for stats like voltage, amps, and wattage.
SpecPicks Verdict
SpecPicks classifies Thermaltake Toughpower i1650W; ATX 3.1; 4X Native PCIe 5.1 12V-2x6… as a niche pick — read recent reviews before buying in the power supplies category, based on limited Amazon review volume so far and our ranking model that weights rating × review-volume × price-fit. Thermaltake's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Backed by Thermaltake's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- 【Digital Precise Power】Delivering digital precise power the Toughpower i1650W hosts a load of features such as real-time monitoring and operation switching via TT RGB PLUS 3.0, Four Native PCIe 5.1 12V-2x6 Cables, Dual-color H++ Connectors, Full modular etched flat cables, and Titanium certification just to name a few.
- 【Four Native 5.1 12V-2x6】Featuring four native PCIe 12V-2x6 cables capable of delivering up to 600W to meet power demands for modern GPUs.
- 【Matcha H++】Easily ensure proper connections with the help of the matcha dual-colored H++ connector. Connector is properly seated when matcha is no longer visible.
- 【Built to Spec, Built Tough】 Built to ATX 3.1 specifications means the Toughpower i1650W is capable of handling up to 3x GPU power excursions and up to 2x total power excursions, while maintaining low load efficiency as well.
- 【Clean Cable Management】Enjoy easy clean cable management thanks to the fully modular cable set featuring etched flat cables for good feel and greater flexiblity along with the preinstalled adjustable combs for a cleaner look that is convienent to manage.
Full Specifications
| Brand | Thermaltake |
|---|---|
| Wattage | 1650 watts |
| Model Name | Toughpower i1650W |
| Model Number | PS-TPI-1650FNFDTU-1 |
| Connector Type | ATX |
| Cooling Method | Air |
| Output Wattage | 1650 Watts |
| Item Dimensions | 7 x 5.9 x 3.4 inches |
| Mfr Part Number | PS-TPI-1650FNFDTU-1 |
| Number of Items | 1 |
| Compatible Devices | PC |
| Power Supply Design | Full Modular |
| Warranty Description | 10 Year Manufacturer |
| Item dimensions L x W x H | 7 x 5.9 x 3.4 inches |
Ready to buy?
Thermaltake Toughpower i1650W; ATX 3.1; 4X Native PCIe 5.1 12V-2x6; Dual-Color H++ Connectors; 100% Japanese Capacitors; Multi/Single Rail Switching; Digital; 80 Plus Titanium; PS-TPI-1650FNFDTU-1 is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
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