Essential · Carrier Comfort Series
Carrier Essential 80% Gas Furnace (45K BTU)
45K BTU · 80% AFUE · 17.5" Cabinet
Dependable single-stage gas furnace at the best value
Performance ratings
How this system measures up
System details
Technical specifications
Model number
58SB0B045M17-14
Dimensions
17.5"W x 29"D x 33.5"H
AFUE
80%
Heating capacity
45,000 BTU
Every Treat's install
What's included
Every system we install comes with the same commitment to quality and craftsmanship, with no upcharges and no surprises.
- Licensed, registered & insured organization ($2M policy)
- Custom-built, air-tight, mastic-sealed ductwork transitions
- Evacuate and recycle existing refrigerant lines
- Charge refrigerant to manufacturer's specifications
- Floor savers and clean drop cloths in all work areas
- Completed start-up report meeting factory & Treat's standards
- Backed by Treat's 100% Satisfaction Guarantee
Why we recommend it
Features & highlights
What makes this tier system the right choice for your home.
- Single-stage heating with reliable, proven performance for homes of all sizes
- Durable aluminized steel heat exchanger built to Carrier's long-life standards
- Simple, straightforward controls compatible with standard programmable thermostats
- Standard venting makes this an easy replacement for existing 80% AFUE furnaces
- Backed by Carrier's 10-year parts limited warranty when registered
Compare tiers
Other options at this capacity
Not sure which tier is right for your home? Here's how this model stacks up against other options sized for the same load.
PremierCarrier Infinity
Carrier Premier 80% Gas Furnace (45K BTU)
45K BTU · 80% AFUE · 17.5" Cabinet
AFUE
80%
BTU
45K
PremierCarrier Infinity
Carrier Premier 80% Gas Furnace (70K BTU)
70K BTU · 80% AFUE · 14.5" Cabinet
AFUE
80%
BTU
70K
PremierCarrier Infinity
Carrier Premier 80% Gas Furnace (70K BTU)
70K BTU · 80% AFUE · 17.5" Cabinet
AFUE
80%
BTU
70K
Ready for a free in-home estimate?
Our NATE-certified team will evaluate your home's heating and cooling needs, confirm rebate eligibility, and build a free quote tailored to your home. No obligation.