San Francisco, CA

Stay Powered Through Any Outage with Reliable Generator Installation

Local Technicians. Real Experience.

Don't be left in the dark when the next outage hits. Heise's Plumbing installs standby and whole-home generators throughout San Francisco and the Bay Area—with permits, wiring, and everything in between.

SCHEDULE SERVICE (415) 333-0704
70+ YEARS
Serving Bay Area
Homes & Businesses
Since 1954
4.9 STARS
From 2,000+ Customer Reviews
★★★★★
SAME-DAY SERVICE
Fast Response Across
SF & Peninsula

Complete Generator Services, Custom-Tailored to Your Home

Generator installation is complex work requiring licensed electricians, careful planning, and code compliance. We help you select the right generator based on your home size, energy needs, and budget—then handle every step from permits to final inspection.

Standby generator installation and transfer switch wiring in San Francisco

Standby Power Planning

A backup-power system should be planned around the circuits and equipment a property owner wants available during an outage. Our electricians evaluate the electrical system and help determine an appropriate generator setup for the property.

Generator & Transfer Switch Integration

Generator installations may include transfer equipment that connects the backup-power system with the property's electrical system. Our electricians evaluate the installation requirements and complete the electrical work appropriate to the selected equipment.

Standby Generator Installation

We install whole-home standby generators that kick on automatically within seconds of a power outage—no manual setup required.

Transfer Switch Setup

Automatic transfer switches ensure a seamless switch from utility power to backup without interrupting your home's circuits.

Generator Sizing & Load Assessment

We evaluate your home's electrical load to recommend the right size generator—so you're not overpaying or underpowered.

Electrical Panel Integration

Proper panel integration ensures your generator connects safely and cleanly with your existing electrical system.

Permits & Code-Compliant Wiring

We pull all required permits and ensure every installation meets local electrical codes—so your coverage and resale value stay protected.

Gas & Propane Coordination

We coordinate with gas and propane suppliers to ensure your generator has a properly sized and connected fuel supply.

When Backup Power Becomes Important

Power outages caused by severe storms, grid overload, or equipment maintenance can disrupt daily life and business operations. A professionally installed backup generator ensures essential electrical systems remain powered across San Francisco and Peninsula properties.

Recurring Neighborhood Power Outages

Properties located in areas prone to weather disruptions or utility shutoffs benefit from automatic standby power that engages seamlessly when utility power fails.

Protecting Food Storage & Refrigeration

Extended blackouts can lead to food spoilage in refrigerators and deep freezers. Backup generators keep cooling equipment running smoothly to prevent costly losses.

Maintaining Home Office & Security Systems

Working from home requires constant internet connectivity, computer power, and active home security monitoring that shouldn't be interrupted during local grid failures.

Supporting Essential Household Needs

Keeping sump pumps, well pumps, lighting, and specialized equipment active during severe weather protects your home structure and maintains comfort.

Selecting Appropriate Backup Coverage

From essential-circuit generators to whole-home standby systems, expert load calculations help determine the ideal size and transfer equipment for your property.

Our licensed electricians evaluate your electrical main panel and power demands, installing automatic transfer switches and generator connections safely and in compliance with local regulations.

Need Backup Generator Service?

CALL NOW 415.333.0704
Whole-home standby generator installed outside a San Francisco residence

Why Choose Heise's Plumbing for Generator Installation?

Installing a generator requires precise electrical work, proper permitting, and experience with load calculations. Our licensed electricians have handled generator projects throughout San Francisco and the Bay Area—and we make the process straightforward from start to finish.

  • Licensed electricians with generator installation experience
  • Full permit management and code compliance
  • Standby and portable generator options available
  • Panel integration and transfer switch included
  • Coordination with gas and propane suppliers
  • Clear pricing with no hidden fees
Get a Free Generator Estimate

Our Recent Jobs

Recent Generator Projects in San Francisco, CA

San Francisco, CA

Heises Plumbing installed a 30 x 30 x 12 cabinet and a ventless range hood in a San Francisco residence. They ran electrical power from the nearest outlet to...

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Recent Generator Projects in San Francisco, CA

San Francisco, CA

Heises Plumbing professionally replaced a kitchen light fixture in a San Francisco, CA residence, removing the old fixture and installing a new,...

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Recent Generator Projects in San Francisco, CA

San Francisco, CA

Heises Plumbing extended the kitchen electrical circuit behind the refrigerator in San Francisco, CA. They installed a surface-mounted Wiremold conduit and a...

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Areas We Serve

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