SolBox Configurator
Build your own hot-water energy autonomy.
SolBox turns solar PV panels into hot water, without the grid, without limits, without overheating, without maintenance. It connects directly to your boiler.
1What do you want to heat?
Choose the type of space
🏠
Home
Residence
🏨
Lodging
Hotel
🍽
Food Service
Taverna, cafe
2Not sure which one fits you?
Pick a ready-made package and customise it
👪
Couple
2 people, 2 panels, 100% autonomy
👨👩👧👦
Family
4 people, 4 panels, full autonomy
🏠
Airbnb / Holiday Home
3 panels, summer, peak output
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'+
'SolBox \u2014 Technical Proposal
'+tl+' \u00B7 '+ul+'
'+
'Equipment
'+ 'SolBox'+split.length+' units
'+
'Panels'+state.panelCount+' \u00D7 '+state.panelWatt+'W
'+
'Boiler'+rec+'L
'+
'Temperature'+tempRec.min+'\u2013'+tempRec.max+'\u00B0C
'+
'Energy
'+ 'Annual need'+Math.round(need)+' kWh
'+
'Production'+Math.round(prod)+' kWh
'+
'Autonomy'+autonomy+'%
'+
'Months 100%'+fullMonths+'
'+
'';
var w=window.open('','_blank');
w.document.write(html);
w.document.close();
setTimeout(function(){w.print();},500);
}
// ============ GAUGE ANIMATION ============
var gaugeAnimFrame=0;
function animateGauge(target,fullMonths){
cancelAnimationFrame(gaugeAnimFrame);
var current=0;
var arc=document.getElementById('gauge-arc');
var el=document.getElementById('gauge-pct');
var total=251;
function step(){
current+=Math.max(1,Math.ceil((target-current)*0.12));
if(current>=target)current=target;
var cap=Math.min(current,150),filled=(cap/150)*total;
arc.setAttribute('stroke-dasharray',filled+', '+total);
var c;
if(current>=100||fullMonths>=2)c='#22c55e';
else if(current>=50||fullMonths>=1)c='#f59e0b';
else c='#ef4444';
arc.setAttribute('stroke',c);
el.textContent=current+'%';
el.style.color=c;
if(current