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)
All-in-One & Off-Grid Inverters
74 listed$0.08best $/W
EG4 12000XP Off-Grid Inverter 48V Split Phase 120/240V 24kW PV Input 12kW Power Output
Standalone Inverters
37 listed$0.08best $/W
Solis 100kW Three Phase Inverter Ten MPPT w/ AFCI w/ FAN
Solar Kits
69 listed$399.99best $
[3.84kWh] Humsienk 12V 300Ah Bluetooth LiFePO4 Battery for RV, Camper, Van, Marine, Trolling Motor, Solar System, Off-Grid, Home Energy Storage Backup Power - Standard Version / 2 PACK (7.68kWh)
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