KeplerX 80% AFUE Gas Furnace Series
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KeplerX 80% AFUE Gas Furnace Technical Specifications
Models: K80GF040A3A • K80GF060A3A • K80GF060B4A • K80GF080B4A • K80GF080C4A • K80GF100C5A • K80GF120D5A
Capacity Range: 40,000 – 120,000 BTU/h
Certification: ETL Listed
The KeplerX 96% AFUE Gas Furnace Series is engineered for reliable year-round comfort, exceptional efficiency, and quiet operation. Designed to pair seamlessly with KeplerX R454B Condensing Units, these furnaces feature durable metal construction, high-efficiency ECM motors, and centrifugal blower assemblies for optimal airflow and temperature control. Each model provides superior heating performance while maintaining compatibility across a wide range of cooling capacities.
⚙️ Performance Specifications
| Model | K80GF040A3A | K80GF060A3A | K80GF060B4A | K80GF080B4A | K80GF080C4A | K80GF100C5A | K80GF120D5A |
|---|---|---|---|---|---|---|---|
| Input (BTU/h) | 40,000 | 60,000 | 60,000 | 80,000 | 80,000 | 100,000 | 120,000 |
| Output (BTU/h) | 32,000 | 48,000 | 48,000 | 64,000 | 64,000 | 80,000 | 96,000 |
| AFUE (%) | 80 | 80 | 80 | 80 | 80 | 80 | 80 |
| Available AC @ 0.5” ESP (Ton) | 1 – 2.5 | 1.5 – 3 | 1.5 – 3 | 2.5 – 4 | 2.5 – 4 | 3.5 – 5 | 3.5 – 5 |
| Temperature Rise Range (°F) | 20 – 50 | 25 – 55 | 25 – 55 | 30 – 60 | 30 – 60 | 30 – 60 | 35 – 65 |
🌬️ Fan Motor & Blower Assembly
| Specification | Details |
|---|---|
| Motor Type | ECM (Electronically Commutated Motor) |
| Horsepower | ½ HP (Models 040–080) • 1 HP (Models 100–120) |
| Rated RPM | 1050 |
| Full Load Amps (FLA) | 8 A (Models 040–080) • 14 A (Models 100–120) |
| Blower Material | Metal (Centrifugal Type) |
| Blower Size (D×H) | 11 3⁄16 × 6 9⁄64 – 12 6⁄8 × 11 ¼ in |
| Speed Modes | 5 |
| Vent Diameter | ¾ in |
| Number of Burners | 3 – 7 (depending on model) |
⚡ Electrical Data
| Power Supply | 115 V / 1 Ph / 60 Hz |
| Voltage Range (V) | 104 – 127 |
| Min. Circuit Ampacity (MCA) | 6.0 – 13.0 A |
| Max. Overcurrent Protection (MOP) | 15 – 20 A |
💡 Key Advantages
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Compatible with KeplerX R454B Condensing Units
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High-efficiency ECM motor for quiet, energy-saving operation
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Centrifugal blower ensures stable airflow and comfort control
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Compact metal cabinet for easy installation and serviceability
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Wide capacity range (40,000 – 120,000 BTU/h) for residential and light commercial applications
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ETL Listed for safety and performance compliance
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