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Just bought a new JBD 200 amp 4S BMS. I have several other JBD 100 amp units in use. Does anyone know if you can use the old app that's 2 or 3 years old with the new BMS or if the new app can be used with the old BMS?

Looking for a 2000 watt 12v pure sine wave inverter without the GFI and the 110v wires direct. Does anyone make those? I know I could go to a 3000 watt but it's way more than I need and I have size issues too.

What is the latest and best BMS for 280H battery?

I have and app for the JK bms that is 2 or 3 years old. Is their a newer version available? Greg

The jbd 200amp 4s bms I have died. What is the latest and greatest bms to replace it with. Greg

I normally don't go for cheap components. But for some reason I was soft in the head when I bought 2 cheap breakers off Amazon, a100 amp and a 50 amp. I have1020 watts of panels on the roof of my fifth wheel. While driving down the road in full sun the 100 amp Breaker that's between the SCC add...

I know MC4 connectors are suppose to be weather tight but has anyone used dielectric grease when putting the together. Being a truck driver I know how moisture can get it "weather proof" connectors. When using dielectric grease those problems go away. Greg

Has anyone used these? Instead of trying to get fuses in my junction box I thought I would use one of these in each string. Greg

I have my Victron Multiplus charge file set as below. Bulk Charge 120 amps Absorption 14.3 s drawing for 2 hours Float 13.5 What I wondering about is absorption time of 2 hours. I think that is enough because it next to nothing by the end of 2 hours. Also float it was setup to 13.8 and I set...

Getting ready to mount PV panels and pull wire. I need a breaker for this but not sure what to use. Panels will be in series so the breaker will need to be rated for at least 75 volts DC. I like the breakers I have for everything else but they are only rated for 48 volts DC. I could use an...

I have a Victron 150/70 mppt scc for the main panels, 4 255 watt Canadian Solar panels mounting on the roof of my 5th wheel and it comes with a plug so you can connect a portable solar panel. Since the 4 roof mounted panels are going to be wired 2s2p into the Victron and they are series...

Been collecting components since April. I have finished building the battery packs 16 280aH Eve cells in 4s4p configuration. Been installing components as time permits. I have just about everything in except the PV system. Below is a list of components I'm using Victron Multi Plus...

Anyone know of a good reliable source for 3600mah 18650 cells? I need to make up a couple of small packs. Greg

Looking at a SSR thats rated for 3-32vdc input and 24-480vac 1-25amp output. I assume their is no reason you can't put DC threw the output? I'm only going to be using 12 volts at about 10 amps. Greg

I have my batteries built and BMS hooked up but its not allowing current to pass because it says the discharge switch is off. Been trying for and hour to turn this on but can't find where in the settings to do so. Any help is appreciated. Greg

Just received 2 120amp BMS with BT from here for $141.40 shipped by DHL. Order July 31 and delivery was today. Nana Chan Greg

Going to be putting 8 280ah cells at 4S2P in my semi so I can run my Espar bunk heater and Espar engine/fuel heater and will run my 7500btu a/c in the summer. I'm getting regular empty battery case to put the cells in. I've been think of ways to heat the cells for winter charging. Thought about...

Found a battery box that will fit 4 of the 280ah cells with room for the BMS as well. 335mmL 180mm wide 215mm high. Uses a M8 button post which is common on AGM batteries. Working on getting a few in for my batteries. Will let you all know how it works out. Greg

Building a tilt mount for the panels on my 5th wheel. If I figured this right I should never need more than 40 degrees of tilt. Am I correct on this? Greg

Has the tile says the BT will not connect. When I power up the BMS I have the app open and I see the device and it says it connectable but it won't. I using the latest app thats on overkills web site and this is an android. Any suggestions? Greg

Is their a manual for these units? I would like to know for sure what all wires are before hooking the up. I wait to long to get these and let out the smoke right away. Greg

Well after 73 days I finally received my 3 120amp DYKB Smart BMS. My 12 LifePo cells I got from Amy went by sea freight and only took 50 days. I need to read up on these again. Anything special I need to do when hooking them up. Seems I remember reading you had to jump something the first time...

I will have my 12 new 280ah cells Friday. Not sure of the quality of the buss-bars they send with the cells. In the event I don't like them I will make my own. With 280ah cells in 4s the current would be divided across all 4 cells, am I correct on that? If not then a 280amp buss-bar would be at...

Just received my panels from santansolar today. The packaging was excellent. All panel put out the correct Voc and current even on a cloudy day. Had one issue, I bought 6 panels and received 5. Called them up and Jason said he would ship another panel right away. I told him not to bother because...

I just about have all my components to start the build on my 5th wheel. Does anyone know how these DC-DC chargers work on the new vehicles? The new systems now days have 5 or 6 different charging profiles they go into. Its know longer charger and float at 14.2 volts. When my GM is low it will...

Do the cell leads going to each cell need to be equal length? Greg

I have six 255 watt Canadian Solar panels coming from santansolar.com the ratings are below. I will have 840ah LiFePo4 battery when they get here. Rated Power: 255W Open circuit voltage (VOC): 37.4 V Max power voltage (VMP): 30.2 V Short circuit current (ISC): 9.0 A Max power current: 8.43 A...

Anyone have clear english instructions for this load tester? I like how it works and the current reading is right on with my Fluke current clamp. I think I stumbled through the low voltage setting but not sure yet. Testing my old Full River DC-140 AGMS at the present. Greg

Been trying to see what the difference is between the JNN and ANL fuse. They are both high current. The big difference I see is price. JNN is 3 to 4 times the price. Greg

I'm looking at using 2 Epever Tracer 6420AN in my system. I see they can be used in parallel by connecting the them together with the RS485 cable. It also says if you use the WiFi or Bluetooth module to monitor the operation of the controller through the phone app. Does anyone know where to...

I will have 6 panels on the RV and will be running 3 to a bank and will put in 2 circuit breaks at the SCC location. Do most also have a disconnect on the roof. If so what are you using? Thanks Greg

I have six 24 volt 255 watt panels on the way. I hope to be able the get all 6 on the RV roof (should be able to) Thats 1530 watts total. I have a 12v 840ah LifePO4 battery bank. Where I'm confused is the rating for the SCC 1530/24=63.75 amps. Or do I use the battery bank voltage of 12 volts for...

My 12 LiFePO4 cells for a total of 840ah are on the boat and hope to have them around June 1st. Just ordered six 24v 255 watt Canadian Solar panels from santansolar.com $454 shipped. Now what I'm on the fence about is inverter and SCC. Leaning toward the Victron Multiplus 3000 but tell me way I...

Starting to get all the parts for my solar install on my 5th wheel RV. I have a 50 amp service in my 5th and to avoid using a sub-panel I would like to use and inverter with 220 volts out. Can't really find anything I'm impressed with. Anyone have any ideas? Greg

Just received my ISDT BattGo BG-8S Battery Meter from Amazon today and it did not come with the 9 pin harness. I can't really find anyway if it was suppose to come with it or not. Can any tell me? Also if it does not come with it where can I get it? Thanks Greg