How much does it cost to fix a water heater element?

DIY materials typically run about $39. Hiring a pro usually costs $150-$400 depending on your area and the scope of the job.

What are common mistakes when you fix a water heater element?

Common DIY mistakes include: Incorrect Wire Connections; Insufficient Tightening; Ignoring Safety Precautions. See RepairSmart for the full list and cost breakdown.

What safety hazards should I watch for when working on water heater element?

Key hazards include: Scalding from hot water or steam; Shock or short circuit; Electrical fire risk from poor connections. See RepairSmart for stop-conditions and the full safety list.

Water Heater Element Replacement

Water Heater Element Replacement is a common plumbing job. Homeowners typically spend about $39 on materials if they tackle it themselves, while hiring a professional usually runs $150–$400 depending on access, parts, and local labor rates. DIY can save up to about $361 versus a full pro job when the work stays straightforward.

Expect roughly 1-2 hours for a careful DIY attempt versus about 45-60 min for a seasoned pro. Difficulty is rated 4/5 (advanced) with high risk. Typical materials include heating element, element gasket, voltage tester. Common tools: element wrench, screwdriver, multimeter.

RepairSmart does not publish step-by-step DIY instructions for this job. This is classified as high-risk work. RepairSmart does not provide DIY instructions for this job; hire a qualified professional. Use the cost breakdown below to budget a professional visit.

Typical Cost

DIY materials ~$39

Hire a pro $150–$400

Potential savings up to $361

Cost estimates based on cataloged material prices and regional pro rates. Run the analysis for US-wide retailer prices and a regional professional-cost estimate. How we estimate costs.

Is this a DIY job?

AI-assisted educational guidance — not reviewed by a licensed professional. Review policy.

Difficulty 4/5

high risk

Typical DIY time1-2 hours
Typical pro time45-60 min
Permit requiredNo

What affects the cost

Local labor rates for plumbing pros and whether the visit is emergency vs. scheduled.
Brand and quality of parts (heating element, element gasket, voltage tester) versus economy alternatives.
Specialty tools, insurance requirements, and limited DIY alternatives.
Access difficulty (tight spaces, multi-story work, finished surfaces that must be protected or repaired after the job).

When to hire a pro

This is classified as high-risk work. RepairSmart does not provide DIY instructions for this job; hire a qualified professional.
Risk level is high—mistakes can cause serious injury or expensive damage. Prefer a qualified professional unless you have trade-specific training.
If the tank is overheating, the T&P valve is discharging continuously, or you cannot isolate power/gas and water, evacuate the area and call a pro.
If the breaker will not stay off, wires are scorched/melted, or you smell burning plastic, stop and call a licensed electrician.
If the device or cover plate is warm, discolored, or buzzing after power is restored, shut the breaker off and hire an electrician.
If you cannot fully stop the water, or water is near electrical outlets/panels, stop DIY and call a plumber.
High-impact DIY mistake — Incorrect Wire Connections: Double-check the wire connections before turning the power back on.
High-impact DIY mistake — Ignoring Safety Precautions: Always follow safety guidelines and precautions when working with electrical and plumbing systems.

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Hazards & safety alerts

high scalding Scalding from hot water or steam

Hot water systems and relief valves can discharge near-boiling water or steam under pressure, causing severe burns.

Stop and call a pro if: If the tank is overheating, the T&P valve is discharging continuously, or you cannot isolate power/gas and water, evacuate the area and call a pro.
high electrical Shock or short circuit

Work on water heater element replacement can expose live conductors. Contact with a hot wire can cause severe shock, and loose connections can arc or overheat.

Stop and call a pro if: If the breaker will not stay off, wires are scorched/melted, or you smell burning plastic, stop and call a licensed electrician.
medium fire Electrical fire risk from poor connections

Undersized connectors, reversed hot/neutral, or missing ground can overheat under load and start a fire inside the wall or device box.

Stop and call a pro if: If the device or cover plate is warm, discolored, or buzzing after power is restored, shut the breaker off and hire an electrician.
medium water damage Water damage if supply is not controlled

Opening lines or fittings for water heater element replacement can release pressurized water and flood cabinets, floors, or ceilings if shutoffs fail or are skipped.

Stop and call a pro if: If you cannot fully stop the water, or water is near electrical outlets/panels, stop DIY and call a plumber.

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Materials you'll need

Material	Est. Price
heating element	$20.00
element gasket	$4.00
voltage tester	$15.00
Total (DIY materials)	$39.00

Tools: element wrench, screwdriver, multimeter

Detailed DIY guidance unavailable

⚠This is classified as high-risk work. RepairSmart does not provide DIY instructions for this job; hire a qualified professional.

Common DIY mistakes

high Incorrect Wire Connections

Failing to match the wire colors and connections correctly can lead to electrical shock or damage to the water heater.
medium Insufficient Tightening

Failing to tighten the new heating element securely can lead to leaks or reduced water heater performance.
high Ignoring Safety Precautions

Failing to shut off the power or wear protective gear can lead to electrical shock or injury.
medium Using Incorrect Replacement Parts

Using a heating element that is not compatible with your water heater can lead to reduced performance or damage.
low Not Testing the Water Heater

Failing to test the water heater after replacement can lead to undetected leaks or issues.