Step-by-Step Sump Pump Battery Backup Installation: An Ontario Guide

2026-05-25

Plumbing Guide

A battery backup keeps the sump pump running when the power fails, exactly when the water rises. The install adds a second pump and the battery.

Step-by-Step Sump Pump Battery Backup Installation: An Ontario Guide

The why

The pump fails when the power goes out, which is when the basement floods. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Ontario, the backup covers the storm.

The pump

Add the backup pump to the pit, alongside or above the main pump. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Ontario, the backup pump sits higher in the pit.

The discharge

Tie the backup's discharge into the main line with a check valve on each. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Ontario, the check valves keep the flow one-way.

The battery

Connect the battery and the charger, sized to run the pump for hours. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Ontario, the battery is the reservoir of power.

The controller

Install the controller that switches to the backup when the power drops. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Ontario, the controller manages the handoff.

The test

Test the backup by disconnecting the power and filling the pit. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Ontario, the test confirms the handoff works.

The call

Install the backup before the storm. Call 888-217-3585 and Ontario Plumbing Experts will match you with an Ontario pro for the job.

Plumbing in Ontario: what to know

In Ontario, mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines. Pros in our network know the local quirks and bring the right parts on the first visit.

Across Orange County — from Chino, Eastvale and Montclair to ZIP codes like 91761, 91764, 91762 — homeowners deal with the same kinds of issues. The tips above apply locally, and when a job goes beyond a quick fix, a vetted local pro is only a call away.

Need a hand in Ontario?

If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and Ontario Plumbing Experts will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in Ontario.

Plumbing emergency or urgent repair? Call now.

Call 888-217-3585 and we'll match you with a vetted plumbing pro in Ontario — usually within minutes.

Emergency? Call Now888-217-3585
Emergency? Call Now888-217-3585