Square Footage	Furnace BTU
1,000-1,200 sq. ft. Home	40,000 - 60,000 BTU
1,200-1,500 sq. ft. Home	60,000 BTU
1,500-1,800 sq. ft. Home	60,000 - 80,000 BTU
1,800-2,500 sq. ft. Home	80,000 - 100,000 BTU
2,500-3,500 sq. ft. Home	100,000 to 120,000 BTU

Daikin DM97MC Review: Ultra-High-Efficiency, Precise Home Comfort

The Daikin DM97MC is a modulating, variable-speed, ComfortNet™ communicating furnace, designed for homeowners who want maximum comfort, precision temperature control, and energy efficiency. This top-of-the-line unit adjusts heating in small, incremental steps, ensuring consistent indoor temperatures while reducing energy consumption.

Average Price (Installed): $5,160 – $6,000
AFUE Rating: 97–98%

Top Features

Ultra-high efficiency – ENERGY STAR certified, 97–98% AFUE
Modulating gas burner – Maintains steady temperatures with precise fuel usage
Variable-speed ECM blower motor – Optimizes airflow and humidity control
ComfortNet™ compatible – Works with advanced communicating thermostats
Heavy-duty stainless-steel heat exchanger – Durable and corrosion-resistant

The Bottom Line

The DM97MC is Daikin’s premium furnace, delivering precision comfort, energy savings, and quiet operation. Its modulating burner and variable-speed ECM blower provide a level of control and efficiency unmatched by lower-tier models. For homeowners investing in long-term comfort and savings, this is an ideal choice.

In-Depth Review

Product Specifications

Sub-models: 0603BNA, 0803BNA, 0804CNA, 1005CNA, 1205DNA
AFUE: 97–98%
BTU Input: 60,000 – 120,000
BTU Output: 58,800 – 116,400
Burner Type: Modulating, Variable-Speed ECM
ENERGY STAR Certified: Yes
Heat Exchanger: Stainless steel, heavy-duty tubular design
Igniter: Durable Silicon Nitride
Cabinet: Heavy-gauge steel with durable finish
Additional Features: Auto-Comfort, enhanced dehumidification modes, cabinet air leakage ≤ 2%

Key Features Explained

Ultra-High Efficiency – With a 97–98% AFUE and ENERGY STAR certification, the DM97MC maximizes fuel use while keeping energy bills low.

Modulating Gas Burner – The furnace operates at the lowest possible speed and makes incremental adjustments to match heating demand. This provides steady temperatures, reduces energy waste, and lowers fuel costs.

Variable-Speed ECM Blower – Adjusts airflow precisely to maintain even temperatures and consistent humidity throughout the home, while also reducing noise.

ComfortNet™ Communication – Integrates with Daikin’s communicating thermostats for enhanced control and system monitoring.

Other Features:

Self-diagnostic control board with fault history display
Quiet induced draft blower
Multi-position installation: Upflow / Horizontal (Left or Right)

Warranty Information

Daikin backs the DM97MC with a robust warranty and the Comfort Promise:

Lifetime Limited Heat Exchanger Warranty
12-Year Unit Replacement Limited Warranty
12-Year Parts Limited Warranty
Daikin Comfort Promise – Free in-home service for one year post-installation if issues arise

Comparable Models

Lower Price: DM97MC vs. DC92SS

Both include lifetime limited heat exchanger and 12-year parts warranty.
DM97MC adds a 12-year unit replacement warranty and higher AFUE (97–98% vs. 92%).

By Features: DM97MC vs. DM96VC

DM97MC’s modulating burner provides slightly higher efficiency than DM96VC’s two-stage burner, both with ENERGY STAR certification.

By Tier: DM97MC vs. DC96VE

DM97MC achieves ultra-high efficiency (97–98% AFUE) vs. DC96VE’s 96% AFUE with dual-stage burner.
Warranty coverage is similar, but DM97MC includes a 12-year unit replacement, while DC96VE has a 6-year replacement warranty.

Final Verdict

The Daikin DM97MC is a premium, high-efficiency furnace that delivers precision temperature control, energy savings, and long-term reliability. With its modulating burner, variable-speed ECM blower, and advanced ComfortNet™ integration, it’s perfect for homeowners who want maximum comfort and efficiency.