Modine Hot Dawg Garage Heater - 125K BTU/Direct Spark Ignition/LP/Two Stage w/Stainless Steel Heat Exchanger - HD125SS0122FBAN
Features
- Made in the USA
- Low profile, lightweight design easily installs 1” from ceiling with only two angle brackets (sold separately)
- Field fuel conversion kits available
- Finger-proof fan guards on all units
- Reduce 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
- Power vented model simplifies side-wall or roof venting with small-diameter vent pipe
- Draws combustion air from inside the workspace
- 4" vent connection
- Liquid Propane
- 125,000 BTU
- Direct spark ignition
- Two stage - allows for firing rate of 50% and 100% of full rated input
- Stainless steel heat exchanger
Specifications
| Fuel Type |
Propane |
| Control Type |
Electronic / IPI |
| Color / Finish |
Gray |
| Overall Size |
35.5" W × 20.5" H × 31" D |
What our Experts Think
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High‑Output Garage Heating: 125,000 BTU delivers powerful, consistent warmth for larger garages, workshops, and semi‑commercial spaces.
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Propane‑Fueled Performance: LP gas configuration offers strong heat output and flexible installation without natural gas lines.
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Two‑Stage Heating Efficiency: Two‑stage operation provides smoother temperature control, improved comfort, and greater efficiency compared to single‑stage units.
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Durable Stainless Steel Heat Exchanger: Stainless steel construction resists corrosion and extends service life under frequent use.
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Reliable Direct Spark Ignition: Ensures dependable, quick starts with minimal maintenance.
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User‑Friendly Design: Straightforward controls and installation make it ideal for professional and DIY setups alike.
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High Market Appeal: Meets demand for robust, energy‑efficient propane heaters that balance performance, durability, and comfort in larger indoor spaces.
Q&A
Q: What type of heater is the Modine HD125SS0122FBAN?
A: A 125,000 BTU liquid propane (LP) garage and workspace heater with a stainless steel heat exchanger and two‑stage operation.
Q: What is its heating capacity?
A: Delivers 125,000 BTU, ideal for larger garages, workshops, warehouses, and utility spaces.
Q: What fuel and ignition system does it use?
A: Runs on liquid propane (LP) with direct spark ignition for reliable and efficient starts.
Q: What does “two stage” mean?
A: Two‑stage operation adjusts heat output based on demand, improving comfort and efficiency.
Q: What heat exchanger material is used?
A: Stainless steel heat exchanger for superior corrosion resistance and long service life.
Q: Where is this heater best used?
A: Ideal for garages, workshops, large utility rooms, warehouses, and commercial spaces needing efficient supplemental heat.
Q: Does it require electricity?
A: Yes — standard electrical power is needed for ignition, controls, and two‑stage operation.
Q: Is installation and maintenance straightforward?
A: Yes — designed with accessible components and contractor‑friendly features for easier setup and servicing.
Maintenance Tips
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Keep Exterior Clean: Wipe the heater’s surface regularly to remove dust and debris that can impede airflow.
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Heat Exchanger Care: Check the aluminized steel heat exchanger for buildup, corrosion, or damage to ensure efficient heat transfer.
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Burner & Pilot Maintenance: Inspect and clean the burner and pilot assembly for reliable ignition and efficient combustion.
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Ignition System Check: Confirm intermittent pilot ignition components are functioning reliably; replace worn parts as needed.
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Natural Gas Line Safety: Inspect gas connections, fittings, and valves for tightness and leaks; address issues promptly.
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Vent & Airflow Clearance: Ensure intake and exhaust areas remain clear of obstructions.
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Annual Professional Service: Schedule yearly maintenance with a qualified technician for safety checks and optimal performance.
Damage 
Loss 
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