Idiot's guide to a self build battery
Re: Idiot's guide to a self build battery
The engineeringtoolbox.com site helped me with some tricky calculations regarding my "in water" sourced GSHP project.
18.7kW PV > 109MWh generated
Ripple 6.6kW Wind + 4.5kW PV > 26MWh generated
5 Other RE Coop's
105kWh EV storage
60kWh Home battery storage
40kWh Thermal storage
GSHP + A2A HP's
Rain water use > 510 m3
Ripple 6.6kW Wind + 4.5kW PV > 26MWh generated
5 Other RE Coop's
105kWh EV storage
60kWh Home battery storage
40kWh Thermal storage
GSHP + A2A HP's
Rain water use > 510 m3
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- Posts: 78
- Joined: Wed Aug 31, 2022 9:16 am
Re: Idiot's guide to a self build battery
Hey guys,
Back on the original topic of battery build.
Just purchased;
16x (1 spare) EVE 304s @ $113 p/u + $275 (delivery + import duty)+ $64 transaction fee (2.99%) + approx $40 exchange fees (£1844) from Deriy Technologies.
Bus bars and bolts come included
Asked them if they can fully balance the cells before shipping.
Hope to get on the bandwagon in 2 months time
Back on the original topic of battery build.
Just purchased;
16x (1 spare) EVE 304s @ $113 p/u + $275 (delivery + import duty)+ $64 transaction fee (2.99%) + approx $40 exchange fees (£1844) from Deriy Technologies.
Bus bars and bolts come included
Asked them if they can fully balance the cells before shipping.
Hope to get on the bandwagon in 2 months time
Last edited by Kenny000666 on Tue Nov 15, 2022 6:31 pm, edited 1 time in total.
Re: Idiot's guide to a self build battery
The $275, what does that relate to?
Additionally, what's the situation regarding import duties on an order like this?
I've had mixed experiences when importing, including having to appeal multiple times to get a refund from HMRC when they charged tax on imported medical equipment.
Additionally, what's the situation regarding import duties on an order like this?
I've had mixed experiences when importing, including having to appeal multiple times to get a refund from HMRC when they charged tax on imported medical equipment.
10x 405W JA Solar panels (4.05kWp) @ 5 degrees
3x 405W Longi panels (1.22kWp) @ 90 degrees
16.5kWh DIY LifePo4 battery
Solis inverter/charger
0.6kW Ripple WT
64kWh Kia E-Niro
3x 405W Longi panels (1.22kWp) @ 90 degrees
16.5kWh DIY LifePo4 battery
Solis inverter/charger
0.6kW Ripple WT
64kWh Kia E-Niro
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- Posts: 78
- Joined: Wed Aug 31, 2022 9:16 am
Re: Idiot's guide to a self build battery
Just updated my post, that £275 is shipping, import duty, customs etc (apparently) I understand from Joe that nothing else was payable on arrival
Re: Idiot's guide to a self build battery
Impressive stuff! All of you trailblazers are starting to cause my credit card some mild concern!
Perhaps a 2023 upgrade project once funds allow.
Perhaps a 2023 upgrade project once funds allow.
10x 405W JA Solar panels (4.05kWp) @ 5 degrees
3x 405W Longi panels (1.22kWp) @ 90 degrees
16.5kWh DIY LifePo4 battery
Solis inverter/charger
0.6kW Ripple WT
64kWh Kia E-Niro
3x 405W Longi panels (1.22kWp) @ 90 degrees
16.5kWh DIY LifePo4 battery
Solis inverter/charger
0.6kW Ripple WT
64kWh Kia E-Niro
Re: Idiot's guide to a self build battery
nicely put! It all becomes quite casual with the larger volume of storage.
19.7kW PV SE, VI, HM, EN & DW
Ripple 7kW WT & Gen to date 19MWh
42kWh LFPO4 storage
95kWh Heater storage
12kWh 210ltr HWT.
73kWh HI5
Deep insulation, air leak ct'd home
Zoned GCH & Hive 2
WBSx2
Low energy bulbs
Veg patches & fruit trees
Ripple 7kW WT & Gen to date 19MWh
42kWh LFPO4 storage
95kWh Heater storage
12kWh 210ltr HWT.
73kWh HI5
Deep insulation, air leak ct'd home
Zoned GCH & Hive 2
WBSx2
Low energy bulbs
Veg patches & fruit trees
Re: Idiot's guide to a self build battery
Congratulations Kenny!Kenny000666 wrote: ↑Tue Nov 15, 2022 6:14 pm Hey guys,
Back on the original topic of battery build.
Just purchased;
16x (1 spare) EVE 304s @ $113 p/u + $275 (delivery + import duty)+ $64 transaction fee (2.99%) + approx $40 exchange fees (£1844) from Deriy Technologies.
Bus bars and bolts come included
Asked them if they can fully balance the cells before shipping.
Hope to get on the bandwagon in 2 months time
19.7kW PV SE, VI, HM, EN & DW
Ripple 7kW WT & Gen to date 19MWh
42kWh LFPO4 storage
95kWh Heater storage
12kWh 210ltr HWT.
73kWh HI5
Deep insulation, air leak ct'd home
Zoned GCH & Hive 2
WBSx2
Low energy bulbs
Veg patches & fruit trees
Ripple 7kW WT & Gen to date 19MWh
42kWh LFPO4 storage
95kWh Heater storage
12kWh 210ltr HWT.
73kWh HI5
Deep insulation, air leak ct'd home
Zoned GCH & Hive 2
WBSx2
Low energy bulbs
Veg patches & fruit trees
Re: Idiot's guide to a self build battery
I have a friend looking to expand his 2 x US3500C setup next year, he's just confirmed interest in buying my three next year. Looks like my research may step up a notch!
As always, thanks to all of you for detailing your experiments, much appreciated.
10x 405W JA Solar panels (4.05kWp) @ 5 degrees
3x 405W Longi panels (1.22kWp) @ 90 degrees
16.5kWh DIY LifePo4 battery
Solis inverter/charger
0.6kW Ripple WT
64kWh Kia E-Niro
3x 405W Longi panels (1.22kWp) @ 90 degrees
16.5kWh DIY LifePo4 battery
Solis inverter/charger
0.6kW Ripple WT
64kWh Kia E-Niro
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- Posts: 214
- Joined: Fri Mar 11, 2022 7:48 pm
- Location: Lincolnshire
Re: Idiot's guide to a self build battery
That’s interesting pricing. My order was $107 per battery (15), but the shipping was slightly more expensive. Shipped today! Yippee ……Kenny000666 wrote: ↑Tue Nov 15, 2022 6:14 pm Hey guys,
Back on the original topic of battery build.
Just purchased;
16x (1 spare) EVE 304s @ $113 p/u + $275 (delivery + import duty)+ $64 transaction fee (2.99%) + approx $40 exchange fees (£1844) from Deriy Technologies.
Bus bars and bolts come included
Asked them if they can fully balance the cells before shipping.
Hope to get on the bandwagon in 2 months time
-
- Posts: 78
- Joined: Wed Aug 31, 2022 9:16 am
Re: Idiot's guide to a self build battery
Hah, yeh the EVE 304s was $115 but the CATL 302s were out of stock and they gave me a $2 discount.
The CATL 302s would have been $107/8 each which I think would have been better value for money for same specs just 2Ah less
The CATL 302s would have been $107/8 each which I think would have been better value for money for same specs just 2Ah less