F5F Stay Refreshed Hardware Desktop Will a 120 watt inverter supply enough power for my gaming laptop?

Will a 120 watt inverter supply enough power for my gaming laptop?

Will a 120 watt inverter supply enough power for my gaming laptop?

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kate484803
Member
147
08-24-2016, 12:08 PM
#11
the whole concept is turning out to be much more complicated than I initially imagined, as it would have been just about purchasing an inverter with sufficient power (300 watts) for my cigarette lighter so I could simply connect it to an amazon gift card earned from my microsoft rewards points. however, it seems they no longer accept reward points for amazon gift cards, meaning now I have to pay with cash instead. lol, i found $15. it will allow me to enter optimus mode and potentially play games without worrying about power consumption from my dgpu.
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kate484803
08-24-2016, 12:08 PM #11

the whole concept is turning out to be much more complicated than I initially imagined, as it would have been just about purchasing an inverter with sufficient power (300 watts) for my cigarette lighter so I could simply connect it to an amazon gift card earned from my microsoft rewards points. however, it seems they no longer accept reward points for amazon gift cards, meaning now I have to pay with cash instead. lol, i found $15. it will allow me to enter optimus mode and potentially play games without worrying about power consumption from my dgpu.

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bwjamin
Junior Member
33
08-27-2016, 02:53 AM
#12
Even though I'm unsure if my laptop would recognize it as plugged in when it doesn't consume at least 240 watts from the power supply.
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bwjamin
08-27-2016, 02:53 AM #12

Even though I'm unsure if my laptop would recognize it as plugged in when it doesn't consume at least 240 watts from the power supply.

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DDotty2
Member
223
08-27-2016, 02:39 PM
#13
Power in and power out. I'm not clear on what you're asking about acknowledging.
240W to input, 200W output equals a positive 40W gain (a 100Wh battery would require about 2.5 hours to charge, while gaming).
100W input, 200W output means a net drain of 100W.
If the battery is at its maximum capacity of around 99.9 Wh, you could maintain full gaming intensity for about one hour with a 100W drain.
60W input, 200W output results in a net drain of 140W, which would last roughly one hour.
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DDotty2
08-27-2016, 02:39 PM #13

Power in and power out. I'm not clear on what you're asking about acknowledging.
240W to input, 200W output equals a positive 40W gain (a 100Wh battery would require about 2.5 hours to charge, while gaming).
100W input, 200W output means a net drain of 100W.
If the battery is at its maximum capacity of around 99.9 Wh, you could maintain full gaming intensity for about one hour with a 100W drain.
60W input, 200W output results in a net drain of 140W, which would last roughly one hour.

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crystal78248
Member
150
09-04-2016, 02:37 AM
#14
Exactly. If the idle/browsing draws up to 100w, you'd retain roughly the same battery level as when you began with a 120 inverter. Just reduce the settings, and it should last an hour if you begin at full power.
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crystal78248
09-04-2016, 02:37 AM #14

Exactly. If the idle/browsing draws up to 100w, you'd retain roughly the same battery level as when you began with a 120 inverter. Just reduce the settings, and it should last an hour if you begin at full power.

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Jazzy_Senpai
Member
180
09-16-2016, 10:43 PM
#15
It will use whatever it gets to run the laptop. Thanks for checking—it wasn’t clear if it would work unless it could handle 240 watts, since the power supply is rated at that. There are no downsides; running it at half power won’t affect the supply.
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Jazzy_Senpai
09-16-2016, 10:43 PM #15

It will use whatever it gets to run the laptop. Thanks for checking—it wasn’t clear if it would work unless it could handle 240 watts, since the power supply is rated at that. There are no downsides; running it at half power won’t affect the supply.

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Gladiador70
Senior Member
698
09-16-2016, 11:28 PM
#16
Well, that's not the case. Using a 240W power supply on a 120W outlet would cause it to overload. This device doesn't understand your circuit restrictions. You should opt for a 95W power supply instead.
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Gladiador70
09-16-2016, 11:28 PM #16

Well, that's not the case. Using a 240W power supply on a 120W outlet would cause it to overload. This device doesn't understand your circuit restrictions. You should opt for a 95W power supply instead.

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FuzzyMug
Senior Member
476
09-26-2016, 07:00 AM
#17
My gaming laptop comes with a 240-watt power supply for the 90-watt-hour battery, and I won’t be altering that. Are you suggesting I only connect it to a unit that can handle at least 240 watts? Maybe I should reconsider the whole plan since running a 300-watt inverter could fry my car’s fuse. Haha
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FuzzyMug
09-26-2016, 07:00 AM #17

My gaming laptop comes with a 240-watt power supply for the 90-watt-hour battery, and I won’t be altering that. Are you suggesting I only connect it to a unit that can handle at least 240 watts? Maybe I should reconsider the whole plan since running a 300-watt inverter could fry my car’s fuse. Haha

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WhyShy
Junior Member
4
09-27-2016, 02:44 PM
#18
What is the voltage of your laptop charger? Or which specific laptop are we discussing.
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WhyShy
09-27-2016, 02:44 PM #18

What is the voltage of your laptop charger? Or which specific laptop are we discussing.

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Kyuryuu
Junior Member
4
10-01-2016, 07:54 AM
#19
I believe you'd require a more costly inverter with an integrated power cap to achieve this.
Does the laptop accept charging via USB-C? You might simply use a 100W car charger.
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Kyuryuu
10-01-2016, 07:54 AM #19

I believe you'd require a more costly inverter with an integrated power cap to achieve this.
Does the laptop accept charging via USB-C? You might simply use a 100W car charger.

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Black_Vortex
Junior Member
35
10-01-2016, 04:45 PM
#20
I was considering a few options, like using type C limited or a hardwired adapter set to 19.5v. Also, switching to type C with a DC jack at 20v might work. I'm not sure about the voltage for a 240w device though.
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Black_Vortex
10-01-2016, 04:45 PM #20

I was considering a few options, like using type C limited or a hardwired adapter set to 19.5v. Also, switching to type C with a DC jack at 20v might work. I'm not sure about the voltage for a 240w device though.

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