Furnaces

Dependable warmth and efficiency

When temperatures drop, Ameristar gas furnaces will help keep your home toasty. In addition to providing consistent, quiet comfort, these units are designed and manufactured for efficiency and long-term dependability that outclasses any other furnace you’ll find in a similar price range.

A801X

Furnace

System Features

80% AFUE
Constant torque (ECM) motor
34″ cabinet height on all models
2-5 ton models available in each family
Multiple venting options offered in each poise
Durable, galvanized steel cabinet
Select models compliant with California 40ng/J Low-NOx requirements (see specifications below)
Assembled in Trenton, New Jersey

A801X 80% AFUE Multi-Position Furnaces

Model	CA Low NOx Model Number	Input BTU/h	Nominal Airflow (Tons)	Dimensions (in)
Model	CA Low NOx Model Number	Input BTU/h	Nominal Airflow (Tons)	H	W	D
A801X026AM2SAB	A801X026AM2TAB	26,000	2	34	14.5	28.75
A801X040AM3SAB	A801X040AM3TAB	40,000	2-3	34	14.5	28.75
A801X040BM2SAB	A801X040BM2TAB	40,000	2	34	17.5	28.75
A801X060BM3SAB	A801X060BM3TAB	60,000	3	34	17.5	28.75
A801X060BM4SAB	A801X060BM4TAB	60,000	4	34	17.5	28.75
A801X080BM4SAB	A801X080BM4TAB	80,000	3-4	34	17.5	28.75
A801X080CM5SAB	A801X080CM5TAB	80,000	4-5	34	21	28.75
A801X100CM5SAB	A801X100CM5TAB	100,000	4-5	34	21	28.75
A801X120DM5SAB	A801X120DM5TAB	120,000	5	34	24.5	28.75

AFUE stands for Annual Fuel Utilization Efficiency, which measures a furnace’s heating efficiency. The higher the AFUE, the less energy you’ll use to maintain pleasant temperatures.

*Registered Limited Warranty terms are applicable if the products are registered within 60 days of installation. Products can be registered online or by phone at 855-260-2975, otherwise Ameristar’s Base Limited Warranty terms will apply. Base Limited Warranty terms can be found online at ameristarhvac.com. Warranties are for residential use only; some restrictions may apply. Ask your installer for full warranty information at the time of purchase.

A951X

Furnace

System Features

Up to 96% AFUE
Constant torque (ECM) motor
34″ cabinet height on all models
2-5 ton models available in each family
Stainless steel primary and secondary heat exchangers
Compliant with California 40ng/J Low-NOx requirements
Energy Star® Certified
Assembled in Trenton, New Jersey

A951X 95-96% AFUE Upflow Furnaces

Model	Input BTU/h	Nominal Airflow (Tons)	AFUE	Dimensions (in)
Model	Input BTU/h	Nominal Airflow (Tons)	AFUE	H	W	D
A951X040BU3SAB	40,000	2-3	96%	34	17.5	28.75
A951X060BU4SAB	60,000	3-4	96%	34	17.5	28.75
A951X080BU4SAB	80,000	3-4	96%	34	17.5	28.75
A951X080CU5SAB	80,000	4-5	96%	34	21	28.75
A951X100CU5SAB	100,000	4-5	95%	34	21	28.75
A951X120DU5SAB	120,000	5	95%	34	24.5	28.75

A951X 95-96% AFUE Downflow Furnaces

Model	Input BTU/h	Nominal Airflow (Tons)	AFUE	Dimensions (in)
Model	Input BTU/h	Nominal Airflow (Tons)	AFUE	H	W	D
A951X040BD3SAB	40,000	2-3	96%	34	17.5	28.75
A951X060BD3SAB	60,000	3	95%	34	17.5	28.75
A951X080BD4SAB	80,000	4	95%	34	17.5	28.75
A951X100CD5SAB	100,000	5	95%	34	21	28.75
A951X120DD5SAB	120,000	5	95%	34	24.5	28.75

AFUE stands for Annual Fuel Utilization Efficiency, which measures a furnace’s heating efficiency. The higher the AFUE, the less energy you’ll use to maintain pleasant temperatures.

A952V

Furnace

System Features

96% AFUE
Variable speed (ECM) motor
34″ cabinet height on all models
2-5 ton models available in each family
Stainless steel primary and secondary heat exchangers
Compliant with California 40ng/J Low-NOx requirements
Energy Star® Certified
Assembled in Trenton, New Jersey

A952V 96% AFUE Upflow Furnaces

Model	Input BTU/h	Nominal Airflow (Tons)	AFUE	Dimensions (in)
Model	Input BTU/h	Nominal Airflow (Tons)	AFUE	H	W	D
A952V040BU3SAB	40,000	3	96%	34	17.5	28.75
A952V060BU3SAB	60,000	3	96%	34	17.5	28.75
A952V060BU4SAB	60,000	4	96%	34	17.5	28.75
A952V080BU4SAB	80,000	4	96%	34	17.5	28.75
A952V080CU5SAB	80,000	5	96%	34	21	28.75
A952V100CU4SAB	100,000	4	96%	34	21	28.75
A952V100CU5SAB	100,000	5	96%	34	21	28.75
A952V120DU5SAB	120,000	5	96%	34	24.5	28.75

A952V 96% AFUE Downflow Furnaces

Model	Input BTU/h	Nominal Airflow (Tons)	AFUE	Dimensions (in)
Model	Input BTU/h	Nominal Airflow (Tons)	AFUE	H	W	D
A952V040BD3SAB	40,000	3	96%	34	17.5	28.75
A952V060BD3SAB	60,000	3	96%	34	17.5	28.75
A952V080BD4SAB	80,000	4	96%	34	17.5	28.75
A952V100CD4SAB	100,000	4	96%	34	21	28.75
A952V100CD5SAB	100,000	5	96%	34	21	28.75
A952V120DD5SAB	120,000	5	96%	34	24.5	28.75

AFUE stands for Annual Fuel Utilization Efficiency, which measures a furnace’s heating efficiency. The higher the AFUE, the less energy you’ll use to maintain pleasant temperatures.

M801P

Furnace

System Features

All furnace models feature a standard silicon nitride igniter
80% furnace models feature aluminized steel heat exchangers to conduct heat quickly and increase durability
Ameristar furnaces are built for flexibility to suit varied installations
80% furnaces are fully convertible to either natural gas or propane, making them suitable for use in any area
Cabinets are constructed of corrosion-resistant galvanized steel

80% AFUE* Furnaces

Model	Tonnage	AFUE	BTU Input	Dimensions (in)
Model	Tonnage	AFUE	BTU Input	H	W	D
M801P040AU24AAA	2.0	80	40,000	40	14	28
M801P060AU24AAA	2.0	80	60,000	40	14	28
M801P060AD24AAA	2.0	80	60,000	40	14	28
M801P060AU36AAA	3.0	80	60,000	40	14	28
M801P060AD36AAA	3.0	80	60,000	40	14	28
M801P080BU36AAB	3.0	80	80,000	40	17.5	28
M801P080BU48AAA	4.0	80	80,000	40	17.5	28
M801P080BD45AAA	4.0	80	80,000	40	17.5	28
M801P100BU36AAA	3.0	80	100,000	40	17.5	28
M801P100CU48AAA	4.0	80	100,000	40	21	28
M801P100CD48AAA	4.0	80	100,000	40	21	28
M801P100CU60AAA	5.0	80	100,000	40	21	28
M801P100CD60AAA	5.0	80	100,000	40	21	28
M801P120DU60AAA	5.0	80	120,000	40	24.5	28
M801P120DD60AAA	5.0	80	120,000	40	24.5	28
M801P140DU60AAA	5.0	80	140,000	40	24.5	28
M801P140DD60AAA	5.0	80	140,000	40	24.5	28

SEER, or Seasonal Energy Efficiency Ratio, measures how efficiently a unit can cool your home in the summer. The higher the SEER number, the less energy you’ll use.

M951P

Furnace

System Features

95% AFUE single-stage for the level of comfort and efficiency you require
Fully convertible to work with either natural gas or propane, making them suitable for use in any area
Works with your outdoor system to circulate cool air in summer, helping you stay comfortable all year long
Aluminized steel heat exchangers conduct heat quickly and increase durability
Cabinets are constructed of corrosion-resistant galvanized steel
Built for flexibility to suit varied installation situations.

95+% AFUE Furnaces

Single-Stage Model	Tonnage	AFUE 1	BTU Input	Dimensions (in)
Single-Stage Model	Tonnage	AFUE 1	BTU Input	H	W	D
M951P040BU24AAA	2.0	95 / 94.2	40,000	40	17.5	28
M951P040BD24AAA	2.0	95	40,000	40	17.5	28
M951P060BU36AAA	3.0	95 / 94.2	60,000	40	17.5	28
M951P065BD42AAA	3.5	95	60,000	40	17.5	28
M951P080BU42AAA	3.5	95 / 94.2	80,000	40	17.5	28
M951P085CD48AAA	4.0	95	80,000	40	21	28
M951P100CU48AAA	4.0	95 / 94.2	97,000	40	21	28
M951P100DU60AAA	5.0	95 / 94.2	97,000	40	24.5	28
M951P110DD60AAA	5.0	95	110,000	40	24.5	28
M951P120DU60AAA	5.0	95 / 94.2	110,000	40	24.5	28

AFUE stands for Annual Fuel Utilization Efficiency, which measures a furnace’s heating efficiency. The higher the AFUE, the less energy you’ll use to maintain pleasant temperatures.

M952V

Furnace

System Features

Up to 97% AFUE two-stage (better temperature control and quieter operation) for the level of comfort and efficiency you require
Fully convertible to work with either natural gas or propane, making them suitable for use in any area
Works with your outdoor system to circulate cool air in summer, helping you stay comfortable all year long
Aluminized steel heat exchangers conduct heat quickly and increase durability
Cabinets are constructed of corrosion-resistant galvanized steel
Built for flexibility to suit varied installation situations.
Variable speed indoor systems maintain constant and consistent airflow that improves comfort and efficiency in your home.
M95V2 models meet EnergyStar requirements

95+% AFUE Furnaces

Variable-Speed Model	Tonnage	AFUE	BTU Input	Dimensions (in)
Variable-Speed Model	Tonnage	AFUE	BTU Input	H	W	D
M952V060BU36AAA	3.0	97	60,000	40	17.5	28
M952V080BU36AAA	3.0	97	80,000	40	17.5	28
M952V100CU48AAA	4.0	96.7	100,000	40	21	28
M952V120DU60AAA	5.0	96.7	120,000	40	24.5	28
M952V060BD36AAA	3.0	96	60,000	40	17.5	28
M952V080BD36AAA	3.0	96	80,000	40	17.5	28
M952V100CD48AAA	4.0	96	100,000	40	21	28
M952V120DD60AAA	5.0	96	120,000	40	24.5	28

AFUE stands for Annual Fuel Utilization Efficiency, which measures a furnace’s heating efficiency. The higher the AFUE, the less energy you’ll use to maintain pleasant temperatures.