What solar gear actually costs today
A price list built for people who do the install themselves: sortable$/W and $/kWhacross the vendors DIY builders actually buy from, with the specs that decide compatibility sitting in the same row as the price. Every price carries the date it was checked.
Batteries
184 listed$65.10best $/kWh
[Clearance Sale: 40% OFF] Used 12V/24V/48V LiFePO4 Battery - 12V 640Ah
Charge Controllers
31 listed$1.25best $/A
12V/24V Li 20A PWM Solar Charge Controller (Built-in Bluetooth)
Inverters
111 listed$0.08best $/W
Solis 100kW Three Phase Inverter Ten MPPT w/ AFCI w/ FAN
Solar Panels
264 listed$0.104best $/W
Used Good Itek 240W Solar Panel - Pallet of 10
Portable & Flexible Panels
60 listed$0.53best $/W
ECO-WORTHY 130 Watt 18BB Flexible Solar Panels - 2 Packs
Power Stations
5 listed$253.91best $/kWh
ECO-WORTHY SL3500 stackable power station - 7000W & 10.24KWH stackable power station