Water Heater & Tankless Electrical in Las Vegas & Henderson
Electric and tankless water heaters need the right circuit, breaker, and panel capacity to run safely. Penny Electric handles the electrical side of water heater and tankless installs across Las Vegas and Henderson.
Here's where the electrical work comes in.
Electric and tankless water heaters draw significant power — an electric tankless unit in particular can require heavy dedicated circuits and enough panel capacity to support it. The electrical side of the job — running the right circuit, sizing the breaker, and confirming your panel can handle the load — is what a licensed electrician provides, whether it's a new unit or a tankless conversion.
Water Heater Electrical Work
New or replacement electric heater
Installing or replacing an electric water heater.
Tankless conversion
Converting to a tankless (on-demand) electric unit.
Breaker keeps tripping
A water heater that trips its breaker or has wiring issues.
Panel capacity check
Confirming your panel can support a new or upgraded unit.
Power Your Water Heater the Right Way
What's Included
- Dedicated circuits and breakers for electric water heaters
- Electrical hookup for tankless / on-demand conversions
- Panel capacity assessment for high-draw units
- Repair of water heater circuits that trip or fail
- Code-compliant wiring and connections
Electric tankless units are especially demanding — we confirm your panel can carry the load and run the correct dedicated circuit, so the unit performs and stays within code. (For the plumbing side, we can coordinate with your plumber.) See panel upgrades, electrical repair, residential electrician, Henderson electrician, and Las Vegas electrician services.
Why Penny Electric
Licensed NV C-2 #74758
Water heater circuits require proper sizing and code-compliant wiring.
Tankless-capable electrical
Dedicated high-amperage circuits for on-demand units.
Panel-capacity expertise
We assess whether your panel can support the load before install.
4.9★ Average Across 671+ Reviews
Trusted by homeowners for safe water heater electrical work.
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How It Works
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01
Assess
We check your panel capacity and circuit needs.
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02
Wire
Dedicated circuit and breaker installed to code.
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03
Test
Confirm safe, reliable operation.
Water Heater Electrical FAQ
Do you install the water heater, or just the electrical?
Penny Electric handles the electrical side — the dedicated circuit, breaker, and panel capacity a water heater or tankless unit needs. We can coordinate with your plumber for the unit itself.
Does an electric tankless water heater need a special circuit?
Yes — electric tankless units draw heavy power and typically require one or more dedicated high-amperage circuits, plus enough panel capacity to support them. We assess and install exactly what your unit requires.
Can my electrical panel handle a tankless water heater?
Not always — electric tankless units are high-draw, and older or smaller panels may need an upgrade first. We assess your panel capacity before installation and flag if an upgrade is needed.
My water heater keeps tripping the breaker — can you fix it?
Yes. A water heater that trips its breaker usually has a circuit, breaker, or wiring problem. We diagnose and repair the electrical fault.
Do you handle both electric water heater and tankless conversions?
Yes — we handle the electrical work for standard electric water heaters and for conversions to electric tankless on-demand units.
Have a Question? Contact Us
Reach out about your project, a quote, or anything else - we'll get right back to you.
Contact Us
Fax: (702) 586-3771
Phone answered at our Henderson main office.
Henderson Office (Main Office)
1987 Whitney Mesa Dr
Henderson, NV 89014
All staff, reception, and personnel.
Las Vegas Service Facility
3645 W Oquendo Rd Unit E
Las Vegas, NV 89118
Equipment and parts hub only
Hours
- Mon - Fri: 7AM - 5PM
- Saturday: By appointment
- 24 Hr Emergency Service

