02/07/2026
Same project. Same specs. Four BESS proposals — with pricing ranging from $89,000/kWh to $207,000/kWh. 😳
That's the real spread one of our prospective clients recently shared with us, and it says a lot about where the battery storage industry still has work to do.
Our latest blog walks through what we found when we built a side-by-side comparison of those proposals: missing degradation assumptions, vague augmentation costs, and warranty gaps that don't show up until much later in a project's life.
The lowest price upfront isn't always the lowest cost overall. Buyers deserve to know the full picture before they sign. 🔋
Getting multiple BESS proposals and not sure how to compare them? We’ve built frameworks to help buyers ask the right questions and avoid costly surprises down the line. Let’s talk.
Read the full story below. 👇
https://www.altiliumgreen.energy/blogs/what-buyers-need-to-know-when-bess-proposals-differ-by-millions
Four BESS proposals. Same spec. Wildly different pricing and disclosure. Altilium breaks down what buyers should ask before signing any energy storage contract.