Is a single-stage heat pump enough for Ontario winters?

It depends on your home and location. A single-stage heat pump like the PH5SAN5 runs at one fixed output, which works well for many homes but doesn't hold performance in extreme cold as consistently as a variable-speed cold-climate model. If you're in a colder pocket of our service area or want maximum low-temperature performance, we'd compare it against a cold-climate-rated option like the KeepRite Ion 23.

Should I pair this with a furnace as backup?

Many homeowners run a heat pump like the PH5SAN5 in a dual-fuel setup alongside an existing or new gas furnace, with the furnace taking over on the coldest days. Whether that makes sense for you depends on your home's insulation, ductwork and typical winter lows — we'll go through that during your in-home assessment.

Does the PH5SAN5 qualify for a rebate?

Heat pumps are the equipment category eligible under Ontario's current electrification rebate programs. Program details and dollar amounts change, so we confirm current eligibility directly with you rather than quote a figure that might be out of date.

What size PH5SAN5 do I need?

It's available from 1.5 to 5 tons. We size it based on your home's actual heating and cooling load — insulation, window area, ductwork — through an in-home assessment rather than matching your current equipment's tonnage.

What warranty comes with the PH5SAN5?

Payne backs the parts with a 10-year limited warranty once the unit is registered after installation, which we handle as part of every job.

Payne · Heat Pump

Payne PH5SAN5

Name: Payne PH5SAN5
Brand: Payne

The Payne PH5SAN5 is a single-stage heat pump built on a single-stage scroll compressor and the newer R-454B refrigerant, rated up to 16.5 SEER2 cooling and up to 8.1 HSPF2 heating. It's a value-tier option for homeowners who want the flexibility of a heat pump — heating and cooling in one system — without paying for two-stage or variable-capacity technology. Imperial Heating installs the PH5SAN5 across York Region, Durham and the GTA.

up to 16.5SEER2

Get a Free Quote (647) 852-2359

Why Homeowners Choose the Payne PH5SAN5

Up to 16.5 SEER2 cooling and up to 8.1 HSPF2 heating in one system

Single-stage scroll compressor keeps the equipment simpler and less expensive than two-stage or variable-capacity units

Runs on R-454B, the current low-global-warming-potential refrigerant

Backed by a 10-year limited parts warranty when registered after installation

A Good Fit If

Budget-conscious homeowners who want the year-round flexibility of a heat pump without premium pricing

Buyers replacing an aging single-stage AC with a system that also provides winter heating

Households in 1.5 to 5-ton homes looking for a straightforward, no-frills heat pump

Anyone weighing a heat pump against a furnace-only replacement and wanting to keep upfront cost down

Manufacturer Specifications

Model: PH5SAN5
Cooling efficiency: Up to 16.5 SEER2
Heating efficiency: Up to 8.1 HSPF2
Cooling stage: Single-stage scroll
Sound level: As low as 70 dB
Refrigerant: R-454B (low-GWP)
Sizes: 1.5 – 5 tons
Parts warranty: 10-year limited (with registration)

Get a free quote on the Payne PH5SAN5 (647) 852-2359

Specifications published by Payne. View manufacturer spec sheet

Payne PH5SAN5 — Frequently Asked Questions

Common questions homeowners ask about the Payne PH5SAN5 before booking an install.

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Get a Quote on the Payne PH5SAN5

Tell us about your home and we'll give you honest pricing and sizing for the Payne PH5SAN5 — installed across York Region, Durham, Simcoe and the GTA. Every quote is written, not verbal.

Call 24/7(647) 852-2359

Payne PH5SAN5

up to 16.5SEER2

Why Homeowners Choose the Payne PH5SAN5

Up to 16.5 SEER2 cooling and up to 8.1 HSPF2 heating in one system

Single-stage scroll compressor keeps the equipment simpler and less expensive than two-stage or variable-capacity units

Runs on R-454B, the current low-global-warming-potential refrigerant

Backed by a 10-year limited parts warranty when registered after installation

A Good Fit If

Budget-conscious homeowners who want the year-round flexibility of a heat pump without premium pricing

Buyers replacing an aging single-stage AC with a system that also provides winter heating

Households in 1.5 to 5-ton homes looking for a straightforward, no-frills heat pump

Anyone weighing a heat pump against a furnace-only replacement and wanting to keep upfront cost down

Payne PH5SAN5

Why Homeowners Choose the Payne PH5SAN5

A Good Fit If

Manufacturer Specifications

Payne PH5SAN5 — Frequently Asked Questions

More Heat Pumps We Install

Get a Quote on the Payne PH5SAN5

Get a free quote

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Payne PH5SAN5

Why Homeowners Choose the Payne PH5SAN5

A Good Fit If

Manufacturer Specifications

Payne PH5SAN5 — Frequently Asked Questions

More Heat Pumps We Install

Get a Quote on the Payne PH5SAN5

Get a free quote