power supply units

Top ranking choices for B&H customers who searched for power supply units

The black Smart Series Standard 750W Power Supply Unit from Thermaltake is ideal for you to build a stable home or office system for 24/7 use. It is 80 Plus Bronze certified and offers up to 88% energy efficiency at 20 to 100% load under real world load conditions. The unit features flat and low-profile cables that increase the airflow. It is equipped with a pure single +12V rail to provide better compatibility for your PC. The quiet smart temperature controlled fan can automatically detect power load and adjusts fan speed.
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"Works well...Awesome Deal!!...Great power supply and not a lot of money....Nice power supply"

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Expected availability: 7-14 business days
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$69.01
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B&H # LOPS550E12BK MFR # PS550E12BK

The black 550W Power Supply Unit from Logisys provides powerful and quiet performance with a 120mm dual ball-bearing fan. It has one 20/24 MB connector, two SATA connectors, one P4 connector, one FDD connector, and four 4-pin Molex connectors. All the wires of this power supply are neatly sleeved in black mesh.
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"great power supply...Needed to upgrade my computer...this power supply is more than powerful enough for my pc....My new motherboard needed a more modern power supply to be able to use it."

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Discontinued

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B&H # QNPS450WFS01 MFR # PWR-PSU-450W-FS01

This 450W Power Supply Unit from QNAP is designed for the TVS-x82 and TVS-x82T NAS series, which includes the TVS-682, TVS-682T, TVS-882, TVS-882T, TVS-1282, and TVS-1282T. This power supply unit delivers 450W of power, which is the amount of power required if users wish to add a graphics card to their TVS-x82 or TVS-x82T.
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"I would recommend this PSU....It's easy to install and works well....I would buy this product again from B&H"

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$169.00
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The black Smart Series Standard 550W Power Supply Unit from Thermaltake is ideal for you to build a stable home or office system for 24/7 use. It is 80 Plus Bronze certified and offers up to 88% energy efficiency at 20 to 100% load under real world load conditions. The unit features flat and low-profile cables that increase the airflow. It is equipped with a pure single +12V rail to provide better compatibility for your PC. The quiet smart temperature controlled fan can automatically detect power load and adjusts fan speed.
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"Good for the price...Thermaltake is always a good choice....Love the overall quality of this power unit....The PSU looks and works very good I'm satisfied, ThermalTake is renown company."

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Expected availability: 7-14 business days
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$50.47
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The black Smart Series Standard 650W Power Supply Unit from Thermaltake is ideal for you to build a stable home or office system for 24/7 use. It is 80 Plus Bronze certified and offers up to 88% energy efficiency at 20 to 100% load under real world load conditions. The unit features flat and low-profile cables that increase the airflow. It is equipped with a pure single +12V rail to provide better compatibility for your PC. The quiet smart temperature controlled fan can automatically detect power load and adjusts fan speed.
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"Good value...Provides adequate power for gaming"

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Expected availability: 3-7 business days
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$64.99
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The black 450W Power Supply Unit from Antec features a 120mm fan for effective and quiet cooling, dual +12V rails for stable power, and heavy-duty protection circuitry to prevent damage, like Over Current Protection (OCP), Over Power Protection (OPP), Over Voltage Protection (OVP) and Short Circuit Protection (SCP). It also delivers 450W of continuous power.
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"Great power supply...Regardless, this is a great PSU....They have been a great choice for a standard replacement power supply (For our desktops that don't require 1000 watt + power supplies)....I would have given this 5-stars but the PSU efficiency is a bit lower than I wanted."

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$36.03
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B&H # ANHCP850P MFR # HCP-850 PLATINUM

The HCP Platinum 850W Power Supply Unit from Antec features innovative 16-pin sockets to provide high flexibility by doubling the modular connectivity. It supports 2 different 8-pin connectors and even future connectors of 10, 12, 14, or 16-pins. The unit also features a 135mm whisper-quiet, high-quality double ball bearing fan with long lifetime. With 80 PLUS Platinum certification, the power supply is up to 94% efficient and helps reduce your electricity bill by 25%.
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"Before the release of Windows 10 I was running Windows 7 without any problems....The issue still not being resolved I decided the problem had to be in the PSU....Everything worked great for several months until I encountered random system reboot as well as the initial start-up reboot loop with the continual running of my HDD s....When Windows 10 was released I installed the free version as a single boot o/s on my custom built system."

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Expected availability: 3-7 business days
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$239.95
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B&H # ANHCP1300P MFR # HCP-1300 PLATINUM

The HCP Platinum 1300W Power Supply Unit from Antec features innovative 16-pin sockets to provide high flexibility by doubling the modular connectivity. It supports 2 different 8-pin connectors and even future connectors of 10, 12, 14, or 16-pins. The unit also features a 135mm whisper-quiet, high-quality double ball bearing fan with long lifetime. With 80 PLUS Platinum certification, the power supply is up to 94% efficient and helps reduce your electricity bill by 25%.
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"Zero complaints....More than enough amps per rail."

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Expected availability: 7-10 business days
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$249.95
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B&H # THPSTPG0750M MFR # PS-TPG-0750MPCGUS-1

The Toughpower Grand 750W 80 PLUS Gold Power Supply Unit from Thermaltake is an 80 PLUS Gold Certified power supply that provides up to 90% effective power conversion to help cut down electricity costs. It comes with a PFC circuitry that provides higher efficiency during low-voltage input. Through the use of special materials, the vibration absorbent gaskets can be an optimal buffer against vibrating noises, and are easy to install. The Fan Delay Cool Technology allows the fan to continue operating (around 15 seconds) after the system shuts down, to ensure that all the components are properly cooled.

A 140mm fan with two ball-bearings enables a longer life span for the power supply and lower overall noise output by reducing bearing friction. The unit offers modular cable management that improves the internal airflow and reduces system clutter. It is compliant with Intel ATX 12V 2.3 and SSI EPS 12V 2.91 standards and supports dual 8-pin PCIe and dual 6-pin PCIe connectors for next-generation graphics cards.

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"This one is number five, and the first one that's fully modular--a nice feature that eliminates the clutter of unneeded cables."

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Expected availability: 3-7 business days
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$117.09
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B&H # ANEA550GRN MFR # EA-550 GREEN

The EarthWatts Green 550W Power Supply Unit from Antec is a universal input power supply with an environmental-friendly focus. Antec power supplies use continuous power to provide consistent, stable wattage to your entire system. This unit delivers 550W of power while meeting the 80 PLUS bronze standard of efficiency, minimizing environmental impact.
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"I am pleased with the product....Lots of power lots of connections...Another plus is that it runs really quiet."

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Expected availability: 7-10 business days
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$70.30
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The Snow Silent-750 Active PFC 750W Power Supply Unit from Sea Sonic Electronics delivers reliable and stable power to your desktop's components. Besides the standard motherboard, floppy, and CPU power connectors, it also comes with four PCIe, five peripheral, and ten SATA connectors. To help improve the airflow within the case, you can remove the unused cables from the power supply. Furthermore, an 80 PLUS Platinum efficiency ensures power savings with up to 92% efficiency at 50% operating load.

This power supply unit employs a hybrid silent fan control to balance between silence and cooling. In addition, it uses high-quality conductive polymer aluminum solid capacitors and 221°F (105°C) Japanese aluminum electrolytic capacitors, ensuring stable operation under extreme conditions and extended life.
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"Good power supply and nice colour, but......They make good and efficient power supplies....It is a bit more expensive than the non-white edition, but I really like it....I really like the white colour scheme and the Platinum rating fix well in my case (themed Red and Black)."

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Discontinued

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The black Smart M650W Power Supply Unit from Thermaltake is an 80 PLUS Bronze certified Power Supply Unit (PSU) that offers 82 to 88% efficiency at 20 to 100% load. This PSU uses Japanese capacitors for high performance and reliability. The quiet 140.0mm cooling fan delivers airflow at low noise level. The PSU features high current cable management and supports multiple core high-end graphic cards and CPUs such as NVIDIA SLI and ATI CrossFire.

This power supply unit supports ATX 12V V2.3 and EPS 12V standards and delivers 650W continuous output at 104°F operating environment. It features active PFC with universal AC input and flat, low-profile modular cables for easy cable routing and increased airflow. This PSU also features heavy-duty protection circuitry (over-current, over-voltage, under-voltage, over-power, and short-circuit) to protect components from damage.
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Expected availability: 2-3 business days
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$66.50
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The Qnap 400W Power Supply Unit is designed to be used with TS-EC880U-RP & TS-EC1280U-RP Storage Units.
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Expected availability: 2-4 weeks
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$399.00
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The Qnap 650W Power Supply Unit is designed to be used with TS-EC2480U-RP & TS-EC1680U-RP Storage Units.
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Expected availability: 7-10 business days
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$429.00
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This is a replacement 550W Power Supply Unit for the Teradek T-RAX Base Rack System.
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$390.00
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B&H # MAPS MFR # PWR/SUP/MHD

The Monarch HD Power Supply Unit from Matrox is an external power supply that connects to the Monarch HD via a 4-pin DIN locking connector. The power supply uses a line voltage of 100-240 VAC to feed 5 VDC to the Monarch HD.
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$30.00
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B&H # GRDNST3FR1PA MFR # DENSITE 3+ FR1-PSU-AC

The Power Supply Unit for Densité 3+ FR1 from Miranda is a redundant power supply for the Densité 3+ FR1 Frame.
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Expected availability: 7-14 business days
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This item is noncancelable and nonreturnable.
$550.00
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The black 575W SLI Ready Switching Power Supply Unit from Logisys comes with dual quiet 80mm fans, one on the top and one on the back. It comes with four SATA connectors, dual PCIe connectors, one FDD connector, two P4 connectors (P8), and two 6-pin Molex connectors with the cables sleeved in black. This SLI ready power supply has dual 820uF capacitors and other necessary components, which make it a suitable choice for entry-level and gaming users.
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Discontinued

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B&H # ANEA380DGRN MFR # EA380D GREEN

The EarthWatts EA-380D Green Power Supply Unit from Antec is an environmentally-friendly power supplies providing optimal power and helping lower your electric bill. It delivers 380 W of reliable and stable power while meeting the 80 PLUS Bronze level of efficiency.This EarthWatts power supply boasts universal input to automatically work on any power grid on the planet, and an 80mm fan to keep it cool.
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Expected availability: 3-7 business days
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$51.01
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