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Callidus System Finder
Find the right solar, battery or off-grid system
Answer a few questions and get routed to the right Callidus kit, safer upgrade, or an engineer-ready design brief. Built for off-grid buildings, home storage, solar + battery, backup and commercial systems.
✓Victron experts
✓6,000+ happy customers
✓Engineer support in the UK
Built for Callidus kits now
Finder v1.8.0
60 sec
to a system route, kit match, or engineer-ready brief
Exact kit where safe
Safer upgrade shown
Engineer handoff when needed
Recommended route
Your system route
Best match
To be confirmed
Safer option
Why we picked this
How we sized it
Base load—
Coincident peak—
Design peak—
Storage guide—
Solar guide—
Route—
Want an engineer to confirm this?
Send your answers and recommendation to Callidus. Your engineer gets the route, sizing logic, flags and matched product.
Engineer handoff
Send this system brief to Callidus
We will attach your answers, flags, sizing and matched products so the engineer starts from a proper brief.
What happens next
Engineer reviews flags
Loads and site are sanity checked
You receive a written recommendation or quote
Sending...
✓
Your engineer brief has been sent
Thanks. Callidus has received your system finder brief and an engineer will review the recommendation, flags and project details before getting back to you.