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my dad called me that his sytem shut off seplos reporting half of the cells verry low voltage! and flactuating verry fast! the it have 3 rack over it ..so i wasnt able to open it and check .. can you please help me? can my batteriesa be affected or itys 100% a bms problem?

i have to LF280 eve racks 16 cells each .. have seplos bms each now seplos cell 280A rack for 2200USd but have gafang batteries is it ok to connect them in parallel ?

i have a 700V solar array(60kw) using it for VFD water pump anyway to lower the voltage without removing panels so i can hook it with a normal hybrid inverter while still using the vfd pump ?

unused lf280k unswollen (AMY) release fluid with an odor like acetone.. are they safe to use?

Growatt 5000es not charging my lithium battery when its low battery ?! why? i had to reboot so it charge again

Deye 5k Hybrid inverter Buzzing into my PC power Supply and some chargers! i have tried fer-rites cores(31&77 materials) ..and RFI AC suppressor nothing of them worked! The noise is only there when i am on deye / never when on grid/ generator (directly) please help

Solder bms leads? did any one try that ?my busbar is braided copper flexible so its easy to solder

Jbd bms reading cell at 6v? Help Please i need help Its a new configuration 16s

should i use real capacity or nominal when setting up my bms? my battery is lf280k nominal capacity is 280A but real capacity is 300A

Is it ok the distance between solar panels and inverter to be around 100ft /30 meter? deye inverter 2 mppt each mppt arround 450v (8 panels series)

recommended Eve304 /280 seller on alibaba? i was going to buy from eve energy directly at a good price but turn out they don't have m6 hole and they are only from laser welding please can you recommend a seller that have a good prices?

Can i install sunsynk firmware on my deye ?

in my place we have no grid electricity.. we use a big diesel generator for about 50 houses each house have its own kw energy meter can my inverter sell power? is it safe? is selling power to grid different than my situation here (engineering wise)?

200A 48V 10kw for 1190$ is that fishy ? https://junleepower.en.alibaba.com/productgrouplist-826128253/48v_lithium_ion_battery.html?spm=a2700.shop_index.88.24 i already texted them and made sure of the price did anyone tried this company? =22&hash=40c88c9e805528f34e4b4e129b37a7e9']Attach files

How many amps watts AC needed to charge a lifepo4 300A 48V battery on 40A charger

is it ok to exceed Max DC Input Power (W) by 250W? my max input is 6500W but my panel are equal to 6750w the voltage is under the limit is that ok ?

my hybrid inverter 6500W max input but i have 15 panel each one is 450w total =6750 will it burn my inverter?

Did anyone bought directly from eve power on alibaba? (jeffery or meteor ye) i got a great deal but am afraid.. as no one yet reviews there battery i know its the official store.. but they are agent and both haver different stock.. i don t know why first agent have eve lf304ah and the second...

can i add a Mppt in parallel with my solar inverter to help charge my batteries? my deye inverter doesn't charge my inverter to 100% all the day.. if i had load in the morning.. i cannot afford to buy another one to parallel them.. i have 4 extra solar panel can i connect them to a Mppt and...

how many AWG should the cable be between the lifepo4 battery and the inverter? 5KW(120Amax imput/output) distance 5ft(1.5meter)

if am going to use eve 304A on 1C do i need a 300Amp busbars?

how much is 0.5c current for a 304Ah 16s eve battery ? my eve 304ah 16 cells in series are recommended to be charged on 0.5c rate how much that in Amps?

this is my solar inverter datasheet i don't get the difference between the MPPT and The PV input voltage my each pv in series should equal to 500v? or to 425?

Can 2 inverter with different KW be paralleled? can i parallel deye hybrid 5kw with 8kw one?

I use about 61.44 kwh 9 hours average sun hours how many kw inverter do i need? is 5kw enough? do i need and what the size of 48v lifepo4 do i need if i want to go completely off-grid? and how many watt panels do i need thank you

should i take VOC or Vmpp voltage in consideration when calculating the max panel possible for my Inverter? -Inverter max wattage 6500w PV -2 Mppt 3250w each -Mppt Range max 425 -Pv input max 500v solar panel datasheet attached can i install 20 panels (450w) on my system considering that the...

how many hours it take to charge a 48v 620aH lifepo4 (30700KW) at 120a?

how much load ampere on 48v battery will be if the AC load is at max 5000w?

how much load ampere on 48v battery will be if the AC load is at max 5000w?

i want to have a bigger kw battery system i have two options: -add the same battery in parallel on a 16s(32 batteries) series 48v system(1 BMS) -buy another BMS and connect both pack in parallel 48/48 what do you recommend?

Hi I bought deye 5kw hybrid(SUN-5K-SG01/03LP1-EU) -15 solar panel (trina 450w 11A 41v) -300A 48v lifepo4 battery(15000kw) Please may i know how to connect them? In series or in parallel? What is the best diagram for me? Please help Inverter pdf sheet attached

how many 450w solar panel do i need? 1-5kw deye hybrid inverter ( 120A charging/120 Discharging) (attached pdf) 2-10 hours of sun per day 3-300ah 48v lifepo4 battery 4- i will use a max of 15 A of current and how i should connect theme? in series and parallels? please help

how to connect my bms to my Solar inverter? my solar inverter accept can/rs485 as rj45) my bms is JBD-SP25S003