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Energy efficient, up to 92% AFUE
Pilot-free PowerHeat™ ignition
Sealed, low-noise combustion system
Propane convertible
Serpentuff™ secondary heat exchanger for long life
10-year parts limited warranty when properly registered
58STA
| Performance |
| Efficiency |
80% AFUE |
| Limited Warranty |
10-year parts limited warranty when properly registered; 20-year limited warranty on heat exchanger |
| Controls |
| Controls Supported |
Thermostat |
| Diagnostics |
LED |
| Technology |
| Capacity |
44,000 - 154,000 BTUH |
| Blower Motor |
Single speed |
| Primary Heat Exchanger |
Serpentuff™ polypropylene-coated |
| Fuel |
Natural Gas; convertible to liquid propane (LP) |
| Aesthetics |
| Profile |
4-way multipoise furnace |
| Construction |
Galvanized steel |
| Paint |
Baked on urethane base coat and polyester top coat |
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58STX
| Performance |
| Efficiency |
80% AFUE Low NOx |
| Limited Warranty |
10-year parts limited warranty when properly registered; 20-year limited warranty on heat exchanger |
| Controls |
| Controls Supported |
Thermostat |
| Diagnostics |
LED |
| Technology |
| Capacity |
44,000 - 154,000 BTUH |
| Blower Motor |
Single speed |
| Primary Heat Exchanger |
Serpentuff polypropylene-coated |
| Fuel |
Natural Gas; convertible to liquid propane (LP) |
| Aesthetics |
| Profile |
4-way multipoise furnace |
| Construction |
Galvanized steel |
| Paint |
Baked on urethane base coat and polyester top coat |
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Owner's Manual
Consumer Brochure
Warranty Card
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