4.59
Based on 1532 reviews
6,978
students have taken this course
5
65%
4
23%
3
9%
2
2%
1
< 1%

Reviews

Featured
Latest
11/06/2026

​A clear, concise, and informative module on battery storage basics and capacity management in PV applications. Highly recommended!

Asraful Kabir Bhuiyan
11/06/2026
Narayan D
11/06/2026

This was a short, practical course that made battery capacity easy to understand. The concepts are explained clearly and apply directly to real solar storage design. I recommend it to anyone working with solar systems or battery storage.

Narayan Datta
Executive Engineer, KDS Group
10/28/2026
Anthony D
10/25/2026
Luis A
10/10/2026
Emily A
10/06/2026

Take course it’s awesome

Ricardo Pena
10/03/2026
Ayan M
09/17/2026
Sergio T
09/01/2026

muchas gracias por el curso,es muy interesante.

ronald solis mora
08/19/2026

If you are like me, lucky to have been able to find (heat spring) unable to pay for college, and wanting to learn about the fundamentals of electricity and solar pv. I found the right place for free online lessons! Thank you, heatspring!!

Ricardo Partida
08/12/2026
Josue V
07/31/2026

good imformatiom

gamal ashria
07/08/2026

I enjoyed taking this class.

Jeremiah Obrero
06/05/2026
Faqih B
05/22/2026
Dustin L
05/16/2026

I am always looking to stay informed and have the ability to communicate with technicians, field engineers, and labors the process and the why we conduct certain test, preform various steps so I find these courses a valuable resource between product specific training and other forms of continuous education.

Alex Williams
05/03/2026

I love this caurs it goes right to the point in a simple way

Tchoumkeu Prince
03/06/2026
Luis M
03/05/2026
Jesus H
03/03/2026
Larry S
02/23/2026

Good insights in regards battery capacity

Hector Cadavid
O&M Senior Field Engineer, Max Solar LLC
01/27/2026

Excellent for entry level

Piero Cola
01/21/2026
rawan b
01/07/2026
Luis A
12/22/2025

This is a very detailed explanation of Battery storage and and how they are used for various purposes, including RE applications. This is fundamental to anyone hwo wants to learn about PV system design.

Christopher Parke
12/16/2025
Futon A
12/16/2025
Fatimah H
12/14/2025
Maryam M
12/14/2025
Abrar a
12/14/2025
Rayan A
12/13/2025
نوف ن
12/12/2025

Great

Maha Saleh
12/11/2025
Nawra N
12/11/2025
Jinoo_ q
12/11/2025

This course is a great introduction to understanding battery capacity and how it impacts solar energy systems. The instructor explains the concepts clearly and keeps the content practical and engaging. Highly recommended for anyone working with PV + storage.

Zahra Alawami
12/10/2025
Janneh J
12/10/2025
Anwar A
12/08/2025
roz c
11/13/2025
Andrew W
11/13/2025
Fatimah A
11/09/2025

Overall the course is great

Eguke Efemena
10/31/2025

Great basic course to get your primed for more indepth issues/topics.

Karen Apple
10/31/2025

this course is a good and recommendable course for anybody who want to gain more knowledge on battery

Olahan Toyin
09/24/2025

Good intro material for battery capacity.

Timothy Gacek
Owner, Five Honeys LLC
09/18/2025
Taryn M
09/15/2025

great training

Jimmy Telan
07/11/2025
Jason C
06/14/2025

I would like the course to include a little bit of R&D in the battery capacity area of investigation.

Omar Santana
Business manager US EC and PR, Pylontech Inc.
05/01/2025

This course exceeded my expectations. It provided a solid foundation with practical examples, and the instructor’s teaching style made complex topics easy to understand. I highly recommend it to anyone looking to build their skills in this area.

Abdurabu Fadel
sana,a, Sana'a University