Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector; PS-TPT-0850FNFAGU-3; 5 Year Warranty
Inhouse product
- ATX 3.1 and PCIe 5.1 Support: Fully compatible with Intel ATX 3.1 specifications, with native PCIe 12V-2x6 (12+4 pin) connectors for modern GPUs.
- 80 PLUS Gold Efficiency: Provides up to 90% efficiency, reducing energy consumption and heat output during operation.
- Smart Zero Fan Technology: Automatically adjusts fan speed based on load, minimizing noise during low-load operations.
- Fully Modular Design: Includes low-profile flat black cables, making cable management easier and improving airflow inside your case.
- High Amperage Single +12V Rail: Provides reliable and stable power delivery, optimized for high-end gaming and workstation builds.
| Model Name | Toughpoewr GT 850 |
| Brand | Thermaltake |
| Compatible Devices | PC |
| Connector Type | ATX, Molex, PCI Express, SATA |
| Output Wattage | 850 Watts |
| Form Factor | ATX |
| Wattage | 850 watts |
| Cooling Method | Air |
| Item dimensions L x W x H | 5.9 x 3.4 x 5.5 inches |
| Item Weight | 5.4 Pounds |
The Toughpower GT Series is built to meet modern power demands, supporting the latest ATX 3.1 standards. Available in 750W and 850W models, it provides 80 PLUS Gold efficiency and includes a native PCIe Gen 5.1 12+4 pin connector for high-performance GPUs. With Smart Zero Fan technology and a 120mm hydraulic bearing fan, it ensures quiet operation and reliable power delivery. Backed by a 5-year warranty, it offers stable, efficient performance for demanding users. •P/N: PS-TPT-0850FNFAGU-3 •Watts: 850W •Max Output Capacity: 850W •Color: Black •Dimensions: 150mm(W)x86mm(H)x140mm(D) •PFC (Power Factor Correction): Active PFC •Power Good Signal: 100-250 msec •Hold Up Time: 17msec at 80% load •Input Current: 10A Max. •Input Frequency Range: 50Hz-60Hz •Input Voltage: 100-240V～ •Operating Temperture: 0°C to + 40°C •Operating Humidity: 5% to 85% •Storage Temperture: -40°C to + 70°C •Storage Humidity: 5% to 95% •Cooling System: 12cm Hydraulic bearing fan •Efficiency: Meet 80 PLUS® Gold at 115Vac input. •MTBF: 100 •Safety Approval: CE/UKCA/ICES/TUV/LVD/RCM/CB/FCC/cTUVus/BSMI/CCC/BIS/S-MARK •PCI-E 6+2PIN: 4 •PCI-E 12+4PIN: 1(450W) •Protection: OVP/UVP/OCP/OPP/OTP/SCP
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barbaraeilisaab6371@gmail.com
08-03-2026Excellent
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binetlimerickhjayd390@gmail.com
08-03-2026The Thermaltake Toughpower GT 750W has been an excellent choice for my build. Right out of the box, you can tell it’s made with high-quality materials—solid construction, sleek design, and well-planned airflow. It’s built to deliver clean, stable power, and it absolutely delivers.I’m currently using it with an RTX 3060, and it’s been flawless at maintaining stable performance even under heavy load. There are no voltage drops or overheating issues, which gives me great peace of mind during long gaming or work sessions.One of the things I appreciate the most is how quiet it is, even when the system is pushed to its limits. Its energy efficiency is also noticeable, and it stays cool at all times thanks to its optimized cooling system.This is definitely a power supply suited for mid to high-end builds—especially if you want something durable, reliable, and backed by a trusted brand. I highly recommend it if you’re looking for true stability and power for your GPU.
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monanakhan54@gmail.com
08-03-2026Build, seems pretty well built, albiet a little on the light side for the wattage and atx size, my sfx is heavier in comparison. Included cables are ok and can get messy if you dont plan your wiring/routing.Power seems delivery works okay powering up my rtx 5080 off the new 12v cable and pretty stable running the rest of the rig.Concerns are the fan noise, the ramp up is loud and very noticeable at temps with running programs or gaming.
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kimberlyzkjenniferun5140@gmail.com
08-03-2026Materiales de muy buena calidad, funcionamiento optimo, los cables de buen tamaño, ojo, son fijos.
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lilahalina029@gmail.com
08-03-2026Just installed and looks and works great.
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lourdesvallejosuxo@gmail.com
08-03-2026very goose psu. it power my komputer terbaru. i am very hapy after installing this power supplying unit. it supplys power. i like the intelligent fan that has been implemented.
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caitlinblancaq72689@gmail.com
08-03-2026No hace mucho ruido, con audifonos ni se escucha y tengo el gabinete a lo mucho a 40 cm de mi, para mi la parte de gold compensa la parte de no ser modular, digo, una fuente de calidad mayor a buen precio, igual o mayor que las bronce o white, me dio un poco de lata acomodar los cables, si los conectores de alimentacion sata hubieran sido 1.5 cm mas largos se hubiera llevado de maravilla con mi gabinete, quedo un poco raro, pero los cables se esconden y problema resuelto, hasta ahora funciona y creo fue buena inversion, una gold que cuidara bien mi grafica
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gemmaleona@yahoo.com
08-03-2026I've had this power supply for about 45 days now, powered on continuously for 30 days. It's inaudible. That said, I'm not stressing it at all: It powers the motherboard with a CPU/GPU combination chip, two hard drives, and two SSDs. There's no graphics card. In fact, there's no PCI slot being used at all. While this PSU is way more than is needed for a basic build like mine, it works perfectly and silently. You'll need to figure out whether it will work for you.Dimensions (WxHxD) 150 x 86 x 140
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jenniferqmdonnaas5173@gmail.com
08-03-2026Nice PSU and Good price. Works as expected, quiet, and all cords have been plenty long enough for my roughly 16 x 16 PC case. This PSU supplies all the power I need and comes with a 12vhpwr cable that works perfect with my 5070 ti GPU.
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carolxcdonnaij4856@gmail.com
08-03-2026Es la mejor oferta que pude encontrar al momento de armar la PC. Cero ruido, y buena cantidad de conexiones. Se ve que es de calidad. Quizá un pequeño error de novato fue pensar que por ser un gabinete full-tower, tendría espacio para meter los sobrantes de esta fuente no modular, y subestimé lo espaciosos y desastrosos que pueden resultar; sin embargo, el precio lo compensa para mí. La recomiendo ampliamente, sobre todo tomando en cuenta que fuentes de menor potencia tienden a resultar más caras con certificación Gold
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zuravskijmihail36@gmail.com
08-03-2026Power supply is relatively quiet.My unit did not come with an AC power cord.
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pilarmontenegro149@gmail.com
08-03-2026It's a power supply so how excited can I get about it. It works, looks good in my white themed PC case and have good features. For the price, I would purchase it again.
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nfvalentinalindaij9722@gmail.com
08-03-2026I have it running a 9800x3d and a 5070ti with the pcie 5 cable, I definitely don’t ever hear it. Cables included are good length and work for me. Great psu for the price, but I’ve never had any problems with thermal take products
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bar******
Excellent
bin******
The Thermaltake Toughpower GT 750W has been an excellent choice for my build. Right out of the box, you can tell it’s made with high-quality materials—solid construction, sleek design, and well-planned airflow. It’s built to deliver clean, stable power, and it absolutely delivers.I’m currently using it with an RTX 3060, and it’s been flawless at maintaining stable performance even under heavy load. There are no voltage drops or overheating issues, which gives me great peace of mind during long gaming or work sessions.One of the things I appreciate the most is how quiet it is, even when the system is pushed to its limits. Its energy efficiency is also noticeable, and it stays cool at all times thanks to its optimized cooling system.This is definitely a power supply suited for mid to high-end builds—especially if you want something durable, reliable, and backed by a trusted brand. I highly recommend it if you’re looking for true stability and power for your GPU.
mon******
Build, seems pretty well built, albiet a little on the light side for the wattage and atx size, my sfx is heavier in comparison. Included cables are ok and can get messy if you dont plan your wiring/routing.Power seems delivery works okay powering up my rtx 5080 off the new 12v cable and pretty stable running the rest of the rig.Concerns are the fan noise, the ramp up is loud and very noticeable at temps with running programs or gaming.
kim******
Materiales de muy buena calidad, funcionamiento optimo, los cables de buen tamaño, ojo, son fijos.
lil******
Just installed and looks and works great.
lou******
very goose psu. it power my komputer terbaru. i am very hapy after installing this power supplying unit. it supplys power. i like the intelligent fan that has been implemented.
cai******
No hace mucho ruido, con audifonos ni se escucha y tengo el gabinete a lo mucho a 40 cm de mi, para mi la parte de gold compensa la parte de no ser modular, digo, una fuente de calidad mayor a buen precio, igual o mayor que las bronce o white, me dio un poco de lata acomodar los cables, si los conectores de alimentacion sata hubieran sido 1.5 cm mas largos se hubiera llevado de maravilla con mi gabinete, quedo un poco raro, pero los cables se esconden y problema resuelto, hasta ahora funciona y creo fue buena inversion, una gold que cuidara bien mi grafica
gem******
I've had this power supply for about 45 days now, powered on continuously for 30 days. It's inaudible. That said, I'm not stressing it at all: It powers the motherboard with a CPU/GPU combination chip, two hard drives, and two SSDs. There's no graphics card. In fact, there's no PCI slot being used at all. While this PSU is way more than is needed for a basic build like mine, it works perfectly and silently. You'll need to figure out whether it will work for you.Dimensions (WxHxD) 150 x 86 x 140
jen******
Nice PSU and Good price. Works as expected, quiet, and all cords have been plenty long enough for my roughly 16 x 16 PC case. This PSU supplies all the power I need and comes with a 12vhpwr cable that works perfect with my 5070 ti GPU.
car******
Es la mejor oferta que pude encontrar al momento de armar la PC. Cero ruido, y buena cantidad de conexiones. Se ve que es de calidad. Quizá un pequeño error de novato fue pensar que por ser un gabinete full-tower, tendría espacio para meter los sobrantes de esta fuente no modular, y subestimé lo espaciosos y desastrosos que pueden resultar; sin embargo, el precio lo compensa para mí. La recomiendo ampliamente, sobre todo tomando en cuenta que fuentes de menor potencia tienden a resultar más caras con certificación Gold
zur******
Power supply is relatively quiet.My unit did not come with an AC power cord.
pil******
It's a power supply so how excited can I get about it. It works, looks good in my white themed PC case and have good features. For the price, I would purchase it again.
nfv******
I have it running a 9800x3d and a 5070ti with the pcie 5 cable, I definitely don’t ever hear it. Cables included are good length and work for me. Great psu for the price, but I’ve never had any problems with thermal take products
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