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The black Toughpower 550W 80 PLUS Gold Modular Power Supply from Thermaltake is an 80 PLUS Gold certified power supply that uses high quality components for stable performance and power efficiency. To ensure all components of your desktop PC receive power this power supply features a 24-pin main power connector, a 4+4-Pin ATX 12 V connector, 2 6+2-pin PCI-E connectors, 8 5-Pin SATA connectors, 4 4-Pin peripheral connectors, and a FDD connector. A single strong 12V rail flexibly routes the available power to your CPU and graphics card, offering maximized power usage and easy setup. The Toughpower 550W has a modular design to reduce cable clutter, and its ultra-quiet fan delivers silent cooling, thus the entire computer and power supply can operate efficiently.
Silent Cooling Minimizes Noise Levels
Ultra-quiet 14cm fan has a noise level of around 18dB at typical load to provide silent cooling for your PC.
80 PLUS Gold Certified and Haswell Ready
Deliver up to 87 to 92% efficiency under real world load conditions to ensure low power losses. Toughpower GOLD is prepared for the Intel Haswell processors, to achieve maximum energy savings.
Flat Modular Cables
Low profile, flat modular cables increase the airflow, improve the performance of the thermal chassis, and also allow for effortless cable routing.
High quality Japanese capacitor produces high performance with low impedance characteristics. It enhances the reliability, and performance of the power supply.
Massive and Dedicated 12V Output
Toughpower 550W is equipped with a single 12V rail to provide the best compatibility for your PC.
In the Box
Thermaltake Toughpower 550W 80 PLUS Gold Modular Power Supply (Black)
AC Power Cord
4 x Cable Straps
4 x Mounting Screws
Limited 2-Year Warranty
Table of Contents
1 x 24-Pin Main Power Connectors 1 x 4+4-Pin ATX 12 V Connector 2 x 6+2-Pin PCI-E Connector 8 x 5-Pin SATA Connector 4 x 4-Pin Peripheral Connector 1 x FDD Connector
Intel ATX 12 V 2.3 and EPS 12 V 2.92
Maximum Output Capacity
Peak Output Capacity
Power Factor Correction
Power Good Signal
100 to 500 ms
Hold Up Time
17 ms (minimum) at full load at 115 VAC at 60 Hz input
Input Frequency Range
47 to 63 Hz
Input Voltage Range
100 to 240 VAC
Maximum Output Current
+3.3 V: 20 A +5 V: 20 A +12 V: 45.5 A -12 V: 0.8 A +5 VSB: 3.0 A
Maximum Output Power
+3.3 V: 100 W +5 V: 100 W +12 V: 546 W -12 V: 9.6 W 5 VSB: 15 W
Over Voltage Protection
Voltage Source: Protection point (maximum) 3.3 V: 5.2 V 5 V: 7.0 V 12 V: 16.0 V
Short Circuit Protection
Activated when any DC rail is short circuited
Over Power Protection
Protection at 115 to 150% full load
5.5" (140 mm) Fan: 2400 rpm ± 10%
87 to 92% efficiency at 20 to 100% load
32 to 104°F (0 to 40°C)
-40 to 158°F (-40 to 70°C)
20 to 90% (non-condensing)
Up to 95% relative humidity (non-condensing)
UL/CUL, CE, FCC, TUV, CB, GOST, and BSMI certified