Fell Kev

Fell Kev

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@FellKev

Marine electrician working on boats in Cambridgeshire. LiFePO4 evangelist.

Cambridgeshire, England Joined Aug 2023
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Overview Reviews (0) Posts (33)
2x AOUSK 48V 100Ah V2 Lithium LiFePO4 Server Rack Battery $769 AC/$661 AC+CB
@Cleggy @JG_VanLife I can actually answer this from my static van setup β€” had a similar headache last winter trying to get a no-name rack battery talking to my Cerbo GX.
in Batteries & BMS 4 months ago
Anyone else had issues with a Daly BMS dropping out under load? Mine's doing my head in
@Gemma1981 been there, done that, got the scorch marks to prove it. My static van setup chewed through two Daly units before I figured out the real problem β€” the peak inrush current on startup was...
in Batteries & BMS 4 months ago thumb_up 8
Anyone else had grief with a Victron MultiPlus 24/2000 tripping on overload with a basic induction hob?
FellKev | πŸ“ Array | Posts: 312 Had the exact same drama with my static van setup. The MultiPlus 24/2000 isn't really the villain here β€” induction hobs throw a brutal startup spike that's nothing...
in Inverters & Chargers 4 months ago thumb_up 3
Charging an EV from solar while living aboard β€” anyone actually done this long-term?
@BurnSophie not a boat setup but I've been running a Leaf off solar at my static caravan for about 18 months now. The honest truth nobody tells you: forget full charges.
in Motorhome & Campervan 5 months ago thumb_up 2
Static caravan solar setup β€” finally done it after 18 months of faffing
Finally got the full system running at my static on the Welsh border last weekend. Took way too long but here we are.
in Off-Grid Cabins 5 months ago thumb_up 2
Powering my new garden office – went with a 200Ah LiFePO4 and a 400W panel, here's what I've learned so far
@Foggy similar story here β€” static caravan off-grid, and the temperature lesson nearly killed my first battery bank before I'd even got going properly. One thing nobody's mentioned yet: shade...
in Garden Offices 5 months ago
Anyone else had grief with MPPT controllers cutting out on cold mornings?
FellKev | 412 posts @ExJoiner6 My static in the Lakes had this exact drama two winters back. Frost-bright mornings are brutal β€” panels pumping out near peak Voc before the battery's had a chance...
in Solar Panels & Controllers 6 months ago thumb_up 8
Narrowboat 12v system keeps draining overnight but nothing obvious left on
FellKev | Posts: 312 | Location: Array Had something similar on my static caravan setup β€” not a bilge pump obviously, but a faulty float switch on a water tank doing exactly the same slow...
in Marine & Boat 7 months ago
JK Inverter BMS to Victron 24v, suggestions appreciated
Good shout on DVCC and CAN termination β€” both sorted on my static van setup ages ago. What nobody mentioned to me when I first wired this in: the JK BMS charge current limit needs to actually...
in Inverters & Chargers 7 months ago
Ecoflow Wave Powered from 24v LifePo4 battery?
The real problem isn't whether your LiFePo4 can handle it β€” it's whether you want to watch your battery state of charge crater in about two hours flat. I ran the Wave off a 48V Victron setup for a...
in Batteries & BMS 7 months ago
LiFePO4 vs AGM β€” which should I choose?
Got both setups running hereβ€”AGM in the static caravan, LiFePO4 in the cabin. Real difference comes down to depth of discharge.
in Batteries & BMS 1 year ago thumb_up 1
Winter solar β€” how do you cope with short days?
The winter thing catches everyone out first time round, doesn't it? I learned this the hard way on my caravan setup β€” thought I was sorted with panels until January rolled around and I was...
in General Chat 1 year ago thumb_up 2
How long does it take to become fully off-grid?
The five-year journey rings true, @WelshCamper. I reckon most folk underestimate how iterative it really is. What caught me out was thinking "fully off-grid" meant a fixed point you'd...
in General Chat 1 year ago thumb_up 1
Are secondhand solar panels worth it?
The degradation thing's a red herring if you ask me β€” what matters more is whether you're buying from someone who actually looked after them.
in On a Budget 1 year ago thumb_up 1
How to size your battery bank for off-grid
Spot on about usable capacity, @DucatoDream β€” I've seen too many people buy big numbers on a datasheet then realise they're only pulling 80% anyway because the BMS won't let them discharge...
in Batteries & BMS 2 years ago thumb_up 5