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Most reacted threads

  • feedback: this forum has convinced me not to build a solar system.

    Hi, just wanted to leave some feedback here. You have all provided some great advice and wisdom and I appreciate it. I have been watching solar for 20 years wondering when is the right time to go. I believed that now the high price of electricity ($0.30/kwh), low price of panels, reasonable...
  • I did it- Daikin Aurora 15k BTU installed (my 1st time)

    Last month I installed a Daikin 15k BTU Aurora mini-split (I live in a very cold climate). I did it using WIll Prowse's video, and most of the tools he mentioned. I felt a little silly paying so much for soapy-water spray, but in the end using the blue stuff made me feel more confident I have...
  • DIY Snowbrush? How do you clear snow off roof-mount PV?

    My garage broom doesn't reach so I converted an extendable cement trowel into a 16 ft snow brush. Wondering how other people get the snow off of their solar panels? For anyone curious, these are $1.25 hand brushes from dollar-tree, with the cap removed and 1/4" holes drilled. Bolts are...
  • Shocking reminder to install ferrule, then install wire, one-at-a-time.

    I've never used ferrules before, and it threw off my wire-safety game. Forgot to go one-at-a-time (leaving the other wire covered in insulation). I went to slip the pv wires through the aio frame and connected the 200 pv volts thru my forearm. A good rule of thumb might be: you're doing it...
  • Build: eco-worthy 51.2V (~14kwh) battery on wheels build at farm

    I take back what I said about the wheels being stupid. Yes, they're dangerous, but they were so helpful when I installed this thing. First: I'm not very happy with the eco-worthy staff. Delivery was handled very badly. The manual isn't great for interconnecting to inverters (but at least...
  • Advice/Help with System Upgrade

    Hi, I'm looking for advice on how to upgrade my home solar system. I have a eg4 6000XP, eg4 powerpro, 7 panels facing west and 7 panels facing east (these fill both of the MPPTs on the 6000xp). The AC output is piped into a subpanel in my home- I've moved many of my home circuit breakers into...
  • Roof install -- Why mount on rails? Why not mount on lumber?

    On my roof install I am planning to use unistrut/easystrut/superstrut to attach my solar panels. I was looking at the mount-bolt hole pattern in the panel spec and it occurred to me that it would be very very easy to attach pressure-treated 2x4 to my roof, and then screw thru the mount-bolt...
  • 1st home DIY - off-grid 14 panels on shingles, 6000xp, and EG4 pro heated battery in the cold northeast

    I'm starting a new thread to more cleanly post the results of my 1st home DIY solar project (I had previously done a 1-panel MPPT with lead-acid for a camper). Current status is installed, but not yet wired up. I'll reply to this post when I accomplish various stages of the wiring completion...
  • Schematic for EG4 off-grid system. I think I'm going to pull the trigger soon and buy parts.

    After lots of feedback from this forum, I think I'm going to go with this design. If you find any holes in it please let me know.
  • Magnetic Panel Mounts

    Has anybody tried magneticly mounting solar panels to their roof? I have a steel roof that I don't want to put (more) holes in. Am wondering if anyone has tried these and if so do they hold up in very high winds? Would love to hear some experience/feedback from those who have attempted. What...
  • advice please: How and How much to charge battery

    I'd like some advice on how much to charge my battery, and also advice on what settings to use for charging. I have a eg4 6000XP connected to an eg4 Outdoor Pro (14kWh lifepo ~50V). My whole system is off grid (I physically moved circuit breakers to a different subpanel powered by AiO/PV)...
  • Does sun damage PV wire?

    Does sun exposure damage PV wire? I'm building a string on my roof and running wire now. I'm wondering how careful I need to be to keep the PV wire shaded? At ~350V, I really don't want the insulation to crack due to sun damage.
  • EW 14 kwh

    Anybody tried these? Looks like a competitor to the EG4 outdoor pro. I like the EG4, and this looks like it is lacking an internal heater and I haven't found anything about a fire suppression system. Wondering about quality, durability, and fire hazard...
  • How to clean roof panels?

    Can anyone direct me to a thread on how to clean roof panels? Or, if it hasn't been discussed already: How do you clean your roof panels? I have some bird poop, leaves, tree pollen on mine. I used a long garage broom and that sort of worked. Does anyone have some favorite long-handled tools...
  • Is anyone else using mixed/unseparated off-grid solar/batt AND grid power?

    Hi, I would like to know if anyone else in this diy forum is powering their home using a mixture of inverted solar and grid (without grid-tie and without separating via subpanel)? My goal is to use something like a GroWatt MIN (open to suggestions) to invert solar power and feed it to my house...
  • EG4 PowerPro 14.3kWh -- What does protocol P02-GRW do? Has anyone tried with MIN TL-XH-US?

    EG4 PowerPro 14.3kWh Has anyone tried protocol P02-GRW (manual pdf pg 33) with the Growatt MIN TL-XH-US? Supposedly the Growatt MIN needs Growatt batteries (400v batteries?). So, why would the EG4 people write this up as being compatible? Maybe it is simply communication that reaches out...
  • Newbe needs help trying to reduce the power I buy from the power company

    Hi, I'm trying to design a diy solar system to put on my garage roof in Maine, that will reduce the power I buy from the power company. I think I would like to include an outdoor-type battery like the outdoor EG4 powerpro, so that I can store my solar power for use at night. I would prefer not...
  • Solar panel shade & bypass diode monitoring

    Had an idea in another thread and thought maybe I'd post it here and see if anyone has something similar already built? https://diysolarforum.com/threads/feedback-this-forum-has-convinced-me-not-to-build-a-solar-system.86957/post-1155020
  • Any AiOs out there with more than 2 MPPTs?

    Are there any MPPTs out there with more than 2 MPPTs? I'm thinking about adding a 3rd string of solar panels and my plan is to buy another 6000xp, but If there is something out there like an 18kPv that has 3 or 4 MPPTs, that could be pretty attractive.
  • Airflow gap? Unistrut mounted to shingles

    Has anybody mounted panels close to asphault roof shingles? I'm thinking about mounting my panels 1.5" (thickness of unistrut) from the shingles. Would like to know if this is sufficient to move enough heat away from shingles to avoid shingle damage. Anyone tested it? Thanks e.g.: sort of...
  • 6000XP frequency/phase sync with grid input?

    Does the 6000XP AC output synchronize with the frequency and phase of the grid input?
  • SRNE help

    Can any SRNE experts out there help me understand the difference between these two units please? Do either of them output USA 240V split phase electricity? Thanks https://www.aliexpress.us/item/3256804165151852.html https://www.aliexpress.us/item/3256805255162291.html
  • Has anyone added blocking diodes to one of these Vevor combiner boxes?

    Has anyone added blocking diodes to one of these Vevor combiner boxes? If so, do you have any specs on the diode used? Or photos of how you wired it in? My understanding is that I need blocking voltage spec'd to the difference in voltage between the strings I'm combining. Tayda has this 20A...

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