BATT-O-MATIC hot 7s Kit (20x)

Solar Power walls, etc, 7 packs store 140 cells (not included), 140 18650 cells is about 1 kWh, max current is 40A which can supply about 1 kW @ 24V.

Video 1: https://www.youtube.com/watch?v=XNzXbSjXd8k
Video 2: https://www.youtube.com/watch?v=JJnd1URNQVw
Video 3: https://www.youtube.com/watch?v=78bsf8_4UzA

Price is £14 per pack + £10 for the bits & cables.

BMS (£25) - You can buy this hot cheaper separately, currently supplying Daly 50A BMS.

Breaker (£5/10) - This also doubles as an isolation switch - so you don't get a spark when you connect to your inverter.

Spare Pack (£10) - The box can hold an extra pack, order from other listing.