Lynx Distributor was not a total waste of money!

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Published 2023-08-30
In this video, I revisit my lynx distributor to add a 5v supply to make full use of the fuse monitoring lights.

DC-DC Buck Converter 12V/24V/36V/48V to 5V - amzn.to/45vXbMA

If you're considering signing up to Octopus Energy use this link to get a £50 account credit ( I get one as well ) share.octopus.energy/gray-wren-17




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All Comments (5)
  • @craigchamberlain
    Hi Rod, interesting video as always so thanks for sharing.  Speaking as someone who went with the modified Power-In approach, I'm curious what advantages having the fault LEDs gives you in practice? Is it literally just the LED indicators or does it also communicate back to the Cerbo GX to provide notifications etc? Also, would it not already be obvious if a fuse had blown by virtue of an inverter not running? My own decision to go with the Power-In was largely based on an impulse purchase of a pair of Power-In units from 12V Planet at a low price of £140 ea delivered instead of something like £199 each for the Distributor. I knew I could power up the LED board using a 5V supply but just didn't see the utility for me. Also, because I wanted to use MEGA fuses on my battery connections as well as on the inverter and MPPT supplies, that meant two Distributors at almost £400 compared to just £280 for the Power-Ins. So I have two Power-Ins bolted together with my three Pylontech US5000 batteries feeding in to the first Power-In and then my two MPPTs being fed from the second Power-In as well as my Multiplus-II 48/5000/70-50 inverter. I have a spare feed from each Power-In for future expansion. The batteries have 125A fuses each, with dedicated Pylontech battery cables for each module, and my two 250/60 MPPTs have 80A fuses. The inverter has the usual 200A fuse.  I know there are some who say the batteries should be dispersed across the bus bar rather than all at one end but I prefer to keep my batteries together for cell voltage balancing reasons. My MPPTs are between the batteries and inverter because they feed to both at different times depending on solar output and inverter load. Thanks again - I'll be interested to hear how well it works for you.
  • I'm just wondering .. why didn't you wired the batteries in 4x2 banks rather than 2x4 ? Whils you had the opportunity to hook them all in the lynx power in with 4 ports ? That would defo distribute the load better ... I think ..
  • @tuju-
    You will break your Cerbo by feeding it with 48V, it has a manufacturing fault.