Check coupons or create price alert down below. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Suitable for battery types such as sealed lead acid / vented gel / and lithium battery / etc, Over-temperature protection, Overcharge protection / Input PV polarity reverse protection / Output limited current protection /, Restore all data with one click, 100% MPPT technology, 0 Layer / easy installation / easy setup, 3-stage charging optimizes battery performance, Built-in DSP controller with high performance, Automatic switch for 12V/24V/36V/48V battery bank, Easy to be mounted, Troubleshooting promotions function., MPPT 30A/40A/50A/60A solar charge controller
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($115.11): BgGoodie9
2. ($115.11): Cuponation9
3. ($116.37): BG8ReviTrage
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): 2203ActiesNL, hoNEYbGdeAlS, BGJUNEGSG9, 9OFFSUMMER
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Here is price history (for all/most countries) for PowMr MPPT 60A 12V 24V 36V 48V Solar Charger Controller.
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)).