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I have an off-grid system with two prime generators 380Vac, 60 Hz I need an inverter that can be connected to these GENs and a controller.

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12 years 10 months ago

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Greentech Renewables

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I have four UniSolar panels on the roof of my RV. Do I need a blocking diode?

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12 years 10 months ago

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Mark Bragdon

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i have high volts of 130 on my outlets instead of 120, coming from my inverter, can this condition be turn down.

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10 years 4 months ago

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Greentech Renewables

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I have some deka 12gvr-75 gel batteries. Can I use them in a solar system?

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13 years 11 months ago

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Greentech Renewables

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I have two SMA SB3000_HFUS andI have just ordered the SUNNY BOY from you to monitor it. Is the NET ID going to be an issue?

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13 years 10 months ago

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Christopher Welch

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i NEED HELP FIGURING WIRE SIZE FOR 9ea - 24V 255W IN SERIES 625 FT TO POWER HOUSE COP-ALU. E

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10 years 4 months ago

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Roy Fritz

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I need specification for lightning arrestor to use for a 10kw pv project

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13 years 10 months ago

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Greentech Renewables

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I need to get some small, disc-shaped solar panel at about 5 inches in diameter. Is there such a thing?

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14 years 2 months ago

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Greentech Renewables

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I presently have a 24 module system on my house. Can I install 18 more modules into the system without any major changes to presen

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9 years 11 months ago

Asked by

Earl foote

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I saw a pdf that said Greentech RenewablesSolar offered advanced PV nabcep credits online but I can't seem to find it on your site. Any suggestions.

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10 years 10 months ago

Asked by

Mike Diethelm

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I want a nominal 48-volt inverter to produce a nominal 110 &/or 220 VAC output,1000-watts or less. Any suggestions?

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12 years 8 months ago

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Greentech Renewables

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i want a solar system that work to deliver solar power to grid line in day time and also charge the battery for night load

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11 years 1 month ago

Asked by

bibek gupta