The average cost to install a 220V electrical outlet for a hot tub is $300 to $1,000. Hiring an electrician costs $40 to $100, plus a $75 call-out fee for hot tub wiring installation.

What are the requirements for wiring a hot tub?

For most full-sized spas or hot tubs, the National Electrical Code (NEC) requires: Hard-wiring the spa into a ground fault circuit interrupter (GFCI)-protected 220 to 240V, 50- or 60-amp dedicated circuit.