Questions tagged [power-supply]

For questions about devices that automatically supply and/or regulate electrical power for other devices. Do not use this tag for questions about PC power supplies (see the [smps] tag).

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9 views

Inverter 500VA/300W for 100VA setup recommendation

I bought a new Inverter (Onduleur) 500VA/300W since I have occasional power failure at home. My setup has 100VA approx including a computer (3A, 19V) with its monitor (1.5A, 19V) and a router. A new ...
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12 views

Recommended PSU for a 6 card mining rig?

As the question suggests... Some background info first.... I'm looking at building quite a few mining rigs that can mine a wide variety of coins. Each rig is going to have 6 GPUs each, and are going ...
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6 views

250 watts + 15 amps enough for a gt 730

I have a pre-built system that has TERRIBLE graphics built in to the motherboard. It has a Delta 250 watt psu. I was wondering if 250 watts and 15 amps (on the 12V rail) would be enough to power a ...
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3 views

What exactly should I use to protect C13 ports?

I have a PDU which has a bunch of C13 sockets. Something similar to that: Some of the sockets are being used; others are not. I'm afraid that the unused sockets will gather dust or serve as a new ...
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1answer
24 views

What is the most affordable PSU for my requirements?

I have been reading a lot of things in the internet today about power supplies and I still cannot come to a conclusion on what exact PSU should I buy. The image below shows what I think is my power ...
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1answer
18 views

Acceptable power bank for MSI gaming laptop? [closed]

My laptop is a GL62M 7RDX. The AC adapter says: INPUT 100-240V ~1.8A 50-60Hz OUTPUT 19.5 V === 6.92 A a 135 W I am considering using the following power bank: MAXOAK 50000mAh 185wh 6 Port(5/12/20v)...
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7 views

External USB3 hard drive for which external power supply is an option

I'm seeking recommendations for an external USB3 hard drive (2TB - 8TB) that does not require an external power supply, but can use one if provided. I have only found drives that either use external ...
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6 views

240 AC to 5V USB Transformer boards?

I often build small sensors, usually based around the esp8622, to measure random things such as temperature. I generally find myself including a USB charger in the box and soldering the a cable to the ...
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5 views

PSU for ASRock x399 fatality

I recently purchased Cooler Master MPY-7501-AFAAG-US MWE 750 Gold Full Modular, 80+ Gold Certified 750W Power Supply (https://www.amazon.com/gp/product/B07JW7M3VX/ref=ppx_yo_dt_b_asin_title_o06_s01?ie=...
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8 views

EAIJ vs standard Coaxial connector for Seagate Hard Drive ac adapter?

Seagate includes cheap whiny ac adapters with their hard drives (1 2TB and 2 4TB bought years apart and they all have some degree of coil whine). The problem is that the hard drives themselves are ...
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13 views

5v DC power supply design

I want to design a 220v AC to 5v DC power supply for arduino uno , I don't want to use transformer ,is it possible to do so if yes then how? Please suggest me the values of the components to be used.
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27 views

How to supply jetson tx2 with dji matrice 100 battery?

I want to put my jetson tx2 dev kit on the drone but i don't know how to supply the jetson using drone's battery. I think i need a dc/dc regulator (converter) cause the jetson require at most 19.6V, ...
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16 views

USB hub with power (and data) control

Many (and fast) USB hubs are available in the market, but most of them do not provide a selective control over their single ports. From the OS, I would like to be able to: activate and deactivate ...
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1answer
31 views

Verizon FIOS Quantum Gateway replacement power supply?

We have Verizon service with a FIOS Quantum Gateway router model FIOS-G1100. The power wart is going bad and we need to replace it. On occasion the device looses power. Putting a meter on the barrel ...
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21 views

Best PSU Option for a Lenovo M92P OEM Full Desktop?

Let me clear up as best I can... I am contemplating pulling the trigger on a refurbished Lenovo M92P OEM Desktop Tower that I found for cheap online, the tower looks like this --> Currently, the ...
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15 views

Is there a two-computer, multiple-port USB or KVM switch with *individual buttons* for each USB device?

I operate a two-computer setup with multiple displays and a plethora of USB devices. I have a pretty excellent KVM switch, that I'm generally very happy with; but I often need to switch the keyboard/...
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35 views

Picking the right memory, psu and mobo for a ryzen 2700x + gtx 1070 ti non OC build? [closed]

MOBO I don't fully understand all the subtle differences between different mobo models. I know 470x supports SLI and think b450 doesn't. I also know some mobo models have wifi, faster Ethernet and/or ...
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52 views

Running a Mini-ITX Computer with a picoPSU-80 from a power bank possible?

To begin, this is related to a project I wanted to do after getting some free hardware from someone. I would like to be able to run this computer from a power bank if possible, although I'm not too ...
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2answers
41 views

ATX Power Supply Unit with one/some Always-On Molex Connectors?

I know (current) ATX PSU will turn off its power after the PC shutdown. This is good. I know (old) AT PSU will leave its connectors with power on even after the PC shutdown. Ref: https://en.wikipedia....
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106 views

Acer EasyStore H340 - Power Supply PY.20009.001

I have 2 NAS (Acer EasyStore H340) with dead power supply. After googling to find the reference of the power supply, I found a german site with a compatible power supply unit: After google ...
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3answers
38 views

I really need to find a surge suppressor that works!

I have just had my third desktop PC in four years fried by an apparent power surge during a thunderstorm. We rent an ancient house in Western North Carolina (read: "awful Duke Energy electrical grid ...
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1answer
35 views

Recommended AWG for my power cord

I am using EVGA - SuperNOVA G2 850W 80+ Gold Certified Fully-Modular ATX Power Supply for my current build, and my load seems to be 470W. For my computer monitors, I am using Lenovo LT2452P. So, I ...
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41 views

Reading and activate/disable power of specific outlets

We want to offer Colocation in a DataCenter and therefore we need to messure the energy consumption of every single server via API. Also we need to be able to switch the power on/off state for every ...
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1answer
64 views

Intel i9 7980XE Are these parts compatible? [closed]

I am looking to go big on cores and have bought the Intel i9 7980XE 18 core processor. I'm trying to find a sane list of parts that will be compatible - I haven't built a computer for about 10 years ...
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1answer
29 views

Recommended (mobile) solar panels for PC setup with a power-supply of 800-1000 watt

I hope someone has some knowledge about whether it is recommended (and if so, what specifically) to invest in solar panels in order to power a PC of about 1000 watts, that will run 24/7 (to do machine ...
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1answer
75 views

Does this CPU fit with the GPU?

Apparently this CPU is a bad combination with my GPU; I have been told that they will not work together. These are the main parts: AMD - Ryzen 7 1700 3.0GHz 8-Core Processor (No overclocking so do I ...
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1answer
32 views

Identify this cable! [closed]

Found it at the office and I am curious about it. What is this cable used for? Thanks. It doesn't let me upload the image, so here is the link: https://i.imgur.com/gf34MxK.jpg
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24 views

Graphics card and Power supply for architecture and 3d Modeling

I have a friend who is an architect and now is looking to build 3d models. He needs a new pc for fast 3d rendering and architecture related work. Here is a list of components that I recommended. ...
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13 views

Micro-usb splitter?

I'm currently building a Qi-compatible receiver for my Raspberry Pi 3, but I still want it to have a port for a regular power supply. Is there any "splitter" out there that plugs into the micro-usb ...
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2answers
142 views

Best Power Supply Unit for Blender Cycles Rendering?

What's a very good Power Supply Unit for this PC computer I want together built meant for Blender Cycles rendering? I have a few components but need 3 more. The three components are: the MSI X399 ...
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1answer
32 views

Which PSU for an ASRock Z170 EXTREME 7+ motherboard with many hard drives?

I had the opportunity to acquire a second hand ASRock Z170 EXTREME 7+ mainboard at a good price and plan to assemble a tower to perform data recovery jobs. It is a high-end board, whith 10 SATA III ...
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16 views

Correct Power Supply Unit?

Okay, so a while ago my Viotek V-1200 power supply unit went out. It makes this electrical buzzing noise when I go to power it on, and I don't have the ability to fix it so I'm looking for a new one. ...
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76 views

Which of these (Antec vs Seasonic) PSU's should I go for

So, I'm looking to buy a new PSU. After much research and a few other questions on this forum, I've come up with this shortlist of PSUs. http://amzn.in/akQKpXE The PSUs in the list are as follows ...
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2answers
122 views

Workstation for Deep Learning in Pakistan

I need to buy or build a machine for my research in Deep Learning and Computer Vision. I read in some tutorial about building a machine for Deep Learning, it suggested using a CPU with minimum 8 Cores,...
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1answer
62 views

Hardware selection for NVIDIA Titan Xp

I am a research student and I received a NVIDIA Titan Xp graphics card from NVIDIA as a research grant. However, the IT department in my department says that the gpu is can not be put inside any of ...
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298 views

Alternatives to UPS to protect a computer from unstable electricity [closed]

I live in a place where the electricity quality is poor. If I plug my desktop computer directly into the wall, it ends up damaged after some days due to unstable electricity. I have used an UPS for ...
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1answer
2k views

Uninterruptible Power Supply for Intel Nuc?

My town suffers from quite a few power outages as of late and I am running a home server via my Intel NUC. I'm looking for recommendations on the type of UPS I could buy for such a device. Typically I'...
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3answers
69 views

Suitable power supply for my system

I have an old power supply with the following characteristics: PORSCHE Model: P4-450W, 20+4 pin connectors Recently I am assembling a new PC with the following parts: GPU: Gigabyte GTX 1080 CPU: ...
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3answers
4k views

Multi-port, 100W @ 5A, USB-C charger

I've been looking to replace a couple Anker PowerPort-style 5-port USB-chargers around my house (computer desk, entryway table, laboratory workbench) with ones into which I can plug my 15″ Macbook Pro....
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1answer
48 views

NVIDIA SLI Power Supply Recommendation [closed]

My PC Build is : Intel i7 6700K  ASUS Z170 PRO GAMING Mobo 32GB RAM (Corsair Vengence 4x8GB) ASUS NVIDIA 1070 GTX DUAL Antec VP600P PSU I am planning to get another 1070 GTX card for SLI, will the ...
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2answers
117 views

What is this cable, PSU to SATA, [img]? [closed]

This connects my PSU to my SATA HD. What is this type of cable/connector called, and where can I get more, i.e. buy one such cable not a Edit, added picture of PSU:
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1answer
229 views

What does “fully wired” mean when buying a PSU?

The following power supply units on Ebuyer are described as being "fully wired". Ace Black 120mm Fan 550W Fully Wired Efficient Power Supply CIT 450W Fully Wired Efficient Power Supply PowerCool ...
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55 views

A long-distance wireless charging product

Currently if you try to buy a "wireless charging" product to charge your phone, you'll mostly come across products based on the Wireless Power Consortium's Qi. These products involve placing your ...
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1answer
43 views

Standard ATX power supply but powered from 12V

I'm searching for an ATX power supply which is powered by a 12V input. Peak power 300W. Outputs: 1 standard ATX mainboard connector 1 4-pin cpu power connector 1 6-pin PCI-E power connector 2 SATA ...
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1answer
41 views

Universal Laptop Power Supply (Multiple Output Plugs) Daily Use

As you can already see in the title, I'm searching for an (alternative) power adapter which is compatible to my Lenovo IdeaPad Flex 15. My old power supply was the original included one, when I ...
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5answers
163 views

Power supply advice - 550W range

I am willing to build my very first computer. This is the build I was thinking about: Intel Core i7 6700K Gigabyte GA-Z170X-Gaming 5-EU Corsair Hydro H60 CW-9060007-WW EVGA GeForce GTX 1060 3GB SC ...
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1answer
87 views

Smart Home: controlled power receptacles

I want to get power receptacles controlled via web and buttons. Specifications: I need an one-room system, wireless. Electric power system here is bad for signal transferring. WiFi (Z Wave, ZigBee,...
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1answer
82 views

Remedies for new PSU not fitting into old case (but with extraneous space so it could be made fit)

I had an old PC (the build was originally a Siemens Celsius 460 workstation) whose case I wanted to strip apart and supply with newer components. For most components (those with standardised sizes, i....
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115 views

External battery backup for mac mini's AC power cord

I have a mac mini that I am now using as a server, and I need to prevent data corruption in case of blackouts, brownouts, power cuts, etc. I first wanted to use some battery backup PSU, but my ...
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1answer
36 views

What PSU Should I Get For A Mini-ITX Board

I have a BIOSTAR NM70I-1037U motherbord that I am using to bring an old PC back to life. Power requirements should be minimal, although I don't know how to determine what the actual requirements ...