Description
Modine Hot Dawg Garage Heater – 60K BTU/Direct Spark Ignition/LP/Separated Combustion/Blower/Single Stage w/Aluminized Steel Heat Exchanger – HDC60AS0121
Features
- Draws combustion air from outside the workspace, ensuring the unit always has plenty of fresh, clean air to breathe
- Reduces common concerns about dusty, dirty, or humid applications, providing more exceptional durability and reduced maintenance
- The sealed compartment protects the combustion gas valve, ignition control, manifold, and burners from the environment
- Factory assembled, certified separated combustion saves installation time
- Low-profile, lightweight design easily installs 1″ from the ceiling with only two angle brackets (included)
- Field fuel conversion kits are available
- Finger-proof fan guards on all units
- Reduces the need for maintenance with the permanently lubricated motor
- 100% shut-off with continuous retry to allow for safe ignition in the event the unit doesn’t light on the first try
- Right or left-hand controls available on 30-75 BTU Models by rotating unit 180 degrees
- Power vented model simplifies side-wall or roof venting with the small-diameter vent pipe
- 4″ vent & combustion air connection
- Liquid Propane
- 60,000 BTU
- Direct spark ignition
- Single stage – on/off operation
- Aluminized steel heat exchanger
Specifications
| Fuel Type | Propane |
|---|---|
| Control Type | Electronic / IPI |
| Color / Finish | Gray |
| Overall Size | 26.8″ W × 19″ H × 32.5″ D |
What our Experts Think
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60,000 BTU Output: Efficiently heats medium-sized garages, workshops, and utility spaces.
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Separated Combustion: Draws fresh air from outside for improved safety and indoor air quality.
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Direct Spark Ignition: Reliable and efficient ignition for consistent startup and operation.
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Aluminized Steel Heat Exchanger: Durable construction for long-lasting performance.
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Blower Assisted: Ensures effective heat distribution throughout the space.
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Single-Stage Operation: Provides steady, straightforward heat delivery suitable for everyday use.
Q&A
Q: What is the Modine HDC60AS0121?
A: A 60,000 BTU propane garage heater with blower and separated combustion for efficient, reliable warmth.
Q: What fuel and ignition does it use?
A: Liquid propane (LP) with direct spark ignition for dependable starts.
Q: What is separated combustion?
A: A design that draws outside air for combustion, improving indoor air quality and heater efficiency.
Q: What type of heat exchanger does it have?
A: Aluminized steel for durability and long‑lasting performance.
Q: Where is it ideal?
A: Perfect for garages, workshops, and medium‑sized workspaces needing consistent, whole‑room heat.
Q: Why choose it?
A: Combines efficient separated combustion, blower circulation, and solid construction for powerful, clean heating in residential or light commercial spaces.
Maintenance Tips
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Clean the aluminized steel heat exchanger and burner regularly for efficient operation.
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Inspect propane connections and ignition system periodically for leaks or proper function.
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Check separated combustion air and vent piping for blockages or damage.
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Keep the surrounding area free of dust, debris, and obstructions.
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Test safety controls periodically to ensure safe and reliable performance.
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Schedule annual professional servicing to maintain peak efficiency and longevity.






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