BESS courses, from foundations to specialization.
Start with the core course — the Complete Guide — then go deeper as specialized tracks launch — new courses are in production.
Course descriptions and full curricula live here. The specialist courses sell right here on bess.courses and stream in your classroom at training.bess.courses; the Complete Guide is purchased and watched on Udemy. Already enrolled? Get back into your course.
The courses
Student or early-career engineer? The Complete Guide is free for you, and every specialist course and the bundle are 50% off. The student discount does not combine with any other discount, early bird included. How to claim it
Available now
Available today — each card states where it sells.
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Grid-Scale Battery Energy Storage (BESS): Complete Guide
Available now Core course
The complete foundation — cells, enclosures, PCS, controls, safety and how a BESS earns money.
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How a Battery Gets Paid
Available now Commercial deep dive
The revenue stack from first principles — the flexibility gap, bankability and stacked revenues.
In production
Reserve before release; refundable any time until release and for 7 days after.
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BESS Engineering Foundations
Coming soon Engineering deep dive
The engineering layer: DC and AC fundamentals, the battery operating window, degradation and efficiency.
Your course space opens at purchase in your training.bess.courses classroom — the finished course lands there complete, not as a drip of sections, by the end of October 2026. Full refund any time until release, then within 7 days of release, provided less than half the course has been completed.
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BESS Warranties, LTSA & Performance Testing
Coming soon Project management deep dive
Capacity, RTE and availability guarantees; LTSA and O&M scopes; and the tests that protect operation.
Your course space opens at purchase in your training.bess.courses classroom — the finished course lands there complete, not as a drip of sections, by the end of November 2026. Full refund any time until release, then within 7 days of release, provided less than half the course has been completed.
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Fire Safety for BESS
Coming soon Engineering deep dive
UL 9540A and NFPA 855, thermal runaway, explosion protection, hazard analysis and four incidents.
Your course space opens at purchase in your training.bess.courses classroom — the finished course lands there complete, not as a drip of sections, by the end of December 2026. Full refund any time until release, then within 7 days of release, provided less than half the course has been completed.
All five together
Buy today — the released courses are yours immediately, the rest as they land.
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BESS Professional Bundle
Every course in one purchase — five enrolments the moment you buy. Released courses are yours immediately; the rest fill by their stated dates.
Includes courses still in production — delivery dates and the refund promise are on the bundle page.
We are starting in beta
First-party checkout on this site is new. Your access link arrives by email within minutes of payment. The email you enter at checkout receives the access link and becomes the student account — buying for someone else? Enter their email at checkout. Already a student? Use the email you sign in with. The courses themselves are the same ones students already study — but if anything about buying, claiming your purchase or getting into the classroom does not work the way it should, write to sergey@bess.courses and a human will sort it out.
How the training is delivered: self-paced video, taught by one working engineer.
The questions people ask before choosing a BESS course — format, depth, price, who teaches it, and what the certificate is actually worth — answered here rather than left to a brochure.
- Is BESS.courses training self-paced or live instructor-led?
- Self-paced online video. The Grid-Scale Battery Energy Storage (BESS): Complete Guide course is 14h 38m across 206 lessons in 11 sections: you set your own schedule, watch in any order, and rewatch as often as you like. For the Complete Guide, the certificate of completion comes from Udemy under its own name once you finish the lessons. Courses bought here state their certificate status on their own pages; where one is issued, BESS.courses issues a certificate of completion with its own ID and QR code — anyone can check it at bess.courses/verify at any time. Either way it is a completion record, not an accredited professional certification: as of 2026 there is no accredited BESS-engineer certification to hold. What the credentials actually are
- Who teaches the BESS courses on BESS.courses?
- Sergey Syrvachev, Director of Product Engineering at HyperStrong, teaches every course. One named practitioner writes and records all of it, rather than a rotating faculty. About the instructor
- What do the courses cover — engineering, safety, or commercial?
- The published core course covers the whole system end to end: cell chemistry, power conversion, BMS and EMS control, fire safety, grid integration and project revenue. How a Battery Gets Paid — the commercial deep dive — is already published. 3 further specialized tracks are in production — BESS Engineering Foundations; Fire Safety for BESS; BESS Warranties, LTSA & Performance Testing — and each goes deeper into one layer of that system.
- What does BESS training cost here, and is there a certificate?
- The Grid-Scale BESS course is $20–25 at Udemy’s standard pricing, and the certificate of completion comes from Udemy under its own name; the specialist courses are one-time purchases priced in your currency at checkout here, each stating its certificate status on its page. Either way it is a completion record, not an accredited professional certification: as of 2026 there is no accredited BESS-engineer certification to hold. The accredited layer in storage exists only at the edges of the field, and any course implying it can award one is worth questioning. What the credentials actually are
- Who is this training for?
- Working engineers, project managers, developers and analysts moving into utility-scale storage — people who need to read a datasheet, a one-line and a duty cycle. It assumes a professional but not necessarily electrical background.
Weighing this against DNV, HeatSpring, Tonex or BakerRisk? The honest comparison puts all of them side by side on depth, format, price and certification — including where theirs is the better choice.