Found via algorithmic wizardry: $25.99 (Banggood). Updated: 27-01-2026.
Max. PV input power: 910W(12V) / 1820W(24V)
Banggood warehouse: China.
Price: $25.99
Additional Banggood coupons:
1. First page
2. Second page
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Price history and price alert
Do you need price history chart (for all/most countries) for EXCELLWAY 100A MPPT Solar Controller? There we go. The lowest price was: $20.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).