Most homes are equipped with 100 amp service. With many hot tubs requiring 50 amps or 60 amps, the addition of a sauna might be a challenge. Though in most cases it’s possible with the addition of a “Load Miser Energy Controller”. These devices make decisions on what gets power when maximum loads are reached. Prioritizing certain items over non essential items. These devices will add $2,000+ to your electrical installation though, so it’s worth talking to an electrician to see if you’ll need one. We’ve also found that many clients don’t purchase this addition unless they are forced to my their municipality.