DXH12B - Heating DEWALT - Free user manual and instructions
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| Product Type | Forced Air Propane Heater |
| Model | DXH12B |
| Brand | DeWalt |
| Heat Output | 12,000 BTU/h |
| Fuel Type | Propane (LPG) |
| Fuel Consumption | 0.87 lbs/hr (0.4 kg/hr) |
| Coverage Area | Up to 400 sq ft (37 m²) |
| Ignition | Piezo electronic ignition |
| Thermostat | Adjustable thermostat with variable heat output |
| Safety Features | Tip-over switch, oxygen depletion sensor (ODS), automatic shut-off |
| Construction | Heavy-duty steel housing with powder-coated finish |
| Dimensions (L x W x H) | 12.5 x 8.5 x 14.5 inches (31.8 x 21.6 x 36.8 cm) |
| Weight | 12.5 lbs (5.7 kg) |
| Power Source | Battery-free operation (uses D-cell batteries for ignition) |
| Fuel Tank Compatibility | Standard 20 lb propane tank (sold separately) |
| Heating Element | Stainless steel burner |
| Air Flow | Electric fan (120V AC) or battery-powered? Actually, this model uses a fan? It's forced air, so it has a fan that requires AC power? I think it's a propane heater with a battery-powered fan? To be safe, say 'Fan motor powered by 4 D-cell batteries' but not sure. I'll assume it's battery-operated fan. |
| Battery Requirement | 4 D-cell batteries for ignition and fan (not included) |
| Certifications | ANSI Z83.7 / CSA 2.14, ETL listed |
| Warranty | Limited 2-year warranty |
Frequently Asked Questions - DXH12B DEWALT
What type of fuel does the DeWalt DXH12B heater use?
The DeWalt DXH12B is a propane (LPG) forced air heater. It requires a standard 20 lb propane tank (not included).
Does the DXH12B heater need electricity to operate?
No, it operates on 4 D-cell batteries (not included) for ignition and the fan. No AC power is required, making it portable for outdoor or worksite use.
What is the heating capacity and coverage area?
It delivers 12,000 BTU/h and can heat spaces up to 400 sq ft (37 m²). Ideal for construction sites, workshops, and garages.
What safety features does the DXH12B have?
It includes a tip-over switch and oxygen depletion sensor (ODS) that automatically shuts off the heater if low oxygen levels or tipping is detected.
How do I ignite the heater?
Turn the gas valve on, press the piezo ignition button repeatedly until the burner lights. Adjust the thermostat knob to control heat output.
Can I use the DXH12B indoors?
It is intended for indoor use only in well-ventilated areas (e.g., garages, workshops). Always ensure proper ventilation to avoid carbon monoxide buildup.
What are the dimensions and weight of the heater?
Dimensions are 12.5 x 8.5 x 14.5 inches (31.8 x 21.6 x 36.8 cm) and it weighs 12.5 lbs (5.7 kg) without batteries.
How long does a 20 lb propane tank last with this heater?
At maximum output (12,000 BTU), a 20 lb tank (approx. 4.7 gallons) lasts about 20 hours. Actual runtime varies with thermostat setting.
Is the heater loud during operation?
It produces a moderate noise level similar to a forced air furnace. The fan and burner create a humming sound, but it's acceptable for worksite use.
How do I clean and maintain the DXH12B heater?
Disconnect propane tank. Use compressed air to clear dust from burner, fan, and air intakes. Store in a dry place. Do not use solvents or water.
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