Whole-House Surge Protector in Ontario, CA
Find trusted professionals, understand costs, and track repairs in PropDoctor
Cost Range
$345–$920
Local Pros
39 available
Overview
Install a whole-house surge protection device at your electrical panel to protect all electronics, appliances, and HVAC systems from power surges caused by lightning, utility switching, or internal sources.
Ontario Climate Considerations (hot dry)
Common Signs You Need Whole-House Surge Protector
- • Electronics damaged during storms
- • Frequent small power surges
- • Expensive electronics or smart home systems
- • Area prone to lightning strikes
- • No surge protection beyond power strips
Whole-House Surge Protector Cost in Ontario
Low
$345
Average
$633
High
$920
When to Call a Professional
Call a professional when:
Whole-house surge protectors connect directly to your electrical panel and require working with live circuits. Always hire a licensed electrician for panel-level work.
Electricians in Ontario
Molina Electrical and Repair
Long Beach, CA
(323) 919-1813
LEI Electrical Contractors INC
Long Beach, CA
(562) 455-8061
Quality Electrical Services Inc.
Los Angeles, CA
(323) 875-2104
Branover Contractors Inc
Los Angeles, CA
(323) 467-6661Founding Member
Premium spot in Ontario
Ambassador
Lead the Ontario community
Founding Member
Premium spot in Ontario
Ontario Housing Market
Median Home Price
$618,418
Homes for Sale
63
Price per Sq Ft
$392
Local Pros
536
Home Service Professionals Near Ontario
Median Household Income
$82,806
Median Home Value
$568,000
Median Rent
$1,916/mo
Homeownership Rate
57.3%
Population
178,347
Median Year Built
1980
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track This in PropDoctor
Whole-House Surge Protector
Date
April 2026
Cost
$633
Vendor
Your local pro
Warranty
10-year material warranty
Ontario average: $345–$920
Before
Issue documented with photos
After
Repair completed, area sealed
Materials Used
Warranty Details
10-year material warranty
Auto-Checkup Created
"Surge Protector Status Check" — every 12 months
Property Health Score
Fair
electrical category +8 pts(66 → 74)
Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.
Maintenance Plan for Ontario
Recommended Maintenance Plan — Ontario, California
Key Risks
- • Extreme heat (115°F+)
- • Overnight freezes at elevation
Schedule
Visual inspection (DIY)(DIY)
Professional whole-house surge protector
Estimated: $300–$800
Plan for full replacement
Estimated: $900–$2,400
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Smith & Sons
Connectedelectrician
J&R Home Services
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California Regulations
Building Code: CBC 2022 (based on IRC 2021)
Seller Disclosure: California has among the most extensive disclosure requirements in the US. Sellers must complete a Transfer Disclosure Statement (TDS) plus Natural Hazard Disclosure (NHD).
Natural Disaster Risks: Earthquakes, Wildfires, Mudslides, Drought