Barrel

BESS Connector by Barrel

Battery storage proposals under your brand, straight from Claude.

Connect the connector to Claude, describe the project and get the technical proposal, the commercial offer and the one-page summary as PDF: sizing on the binding constraint, hourly simulation with the site's solar data, lifetime energy from the manufacturer's data, payback on the customer's tariffs. With your logo, colours and contacts.

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How it works

1

Create the account

Free sign-up: email and password.

2

Add the connector in Claude

Address: https://mcp.barrel.center/mcp. Claude asks you to log in with this account.

3

Ask for the document

“Make the technical proposal for 4 JA Planet in Prato…”. Claude uses the connector and gives you the PDF under your brand.

Or straight from the website

Not using Claude? Log in, set up your brand once, fill in the project data: the document lands in your profile within minutes, from a tablet or phone too.

New offer

What it produces

Short technical proposal

2-4 pages: product, size, key figures at commissioning, missing data.

Technical proposal

Up to 18 chapters: project reading, strategy, benefits, sizing, specifications with the status of every value, grid, site, fire safety, warranties.

Commercial offer

Price lines supplied by you, €/kWh indicators, payback on the customer's tariffs: NPV, IRR, payback.

One-page summary

A3 sheet for the customer's management: six figures, site, storage, economics.

Pricing

1 credit = 10 € + VAT

Credits per document

Documentcredits€
One-page summary550
Short technical proposal10100
Preliminary analysis coming15150
Commercial offer15150
Financial model (Excel)20200
Fire safety assessment coming25250
Technical proposal50500
  • Additional documents on the same project: −20 %
  • Project package (technical, commercial, fire, summary): at most 80 credits
  • 3 revisions included per document within 30 days; then 20 % of the price
  • Incomplete document: delivered as a draft, not charged
  • Connector error: free revision with “report error”
  • 10 welcome credits on sign-up
  • Every version stays in your profile, downloadable

Credit packs

Prova

200 € + VAT
20 credits

Standard

900 € + VAT
100 credits · −10 %

Pro

2.400 € + VAT
300 credits · −20 %

Credits valid 12 months. Pay by bank transfer or by card/SEPA (Stripe).
With a valid pack all calculation tools open in Claude too: site simulation, economic model, sizing, checks.

Create a free account

The documents you produce stay in your profile, visible only to you, and you can delete them at any time. Apart from the documents, your customers' data are not kept.
Products available today: JA Solar (Planet, Galaxy). Countries: Italy. Coming: more manufacturers and countries.