Explosion Proof High Volume Ventilation Fan

The Larson Explosion Proof High Volume Ventilation Fan delivers industrial-grade airflow in hazardous environments where flammable gases, vapors, or dusts are present. Designed for oil & gas facilities, chemical plants, tank farms, and confined spaces, this fan is built to meet stringent safety standards with Class I & II Division 1 and 2 certifications.

Available in 36″ and 48″ diameters, these explosion-proof fans feature spark-resistant aluminum blades and robust powder-coated steel housings. The 36″ model is powered by a 1.5 HP motor, while the 48″ model uses a 7.5 HP motor for maximum airflow up to 37,000+ CFM. Both units support ducting systems and are ideal for continuous use in rugged, high-risk industrial applications.

Key Features:

✅ Class I Division 1 & 2, Groups C & D explosion proof certified
✅ Available in 36″ (1.5 HP) and 48″ (7.5 HP) configurations
✅ Spark-resistant aluminum blades for added safety
✅ Moves up to 17,620 CFM (36″) or 37,000+ CFM (48″)
✅ Powder-coated steel housing for corrosion resistance
✅ Supports flexible antistatic ducting for confined spaces
✅ Thermally protected explosion-proof motors (3-phase)
✅ Rugged for oil & gas, mining, chemical, and utility sectors
✅ Multiple mounting options: cart, wall, or pedestal

📦 Package Options:

🔹 36″ Fan Standard: 1.5 HP Explosion Proof Motor + Housing
🔹 48″ Fan Standard: 7.5 HP Explosion Proof Motor + Housing

Larson Explosion Proof Fan Technical Specifications:

Feature	36″ Model	48″ Model
Diameter	36 inches	48 inches
Motor Power	1.5 HP (Explosion Proof, 3-Phase)	7.5 HP (Explosion Proof, 3-Phase)
Airflow Capacity	17,620 CFM	37,000+ CFM
Blade Material	Spark-resistant aluminum	Spark-resistant aluminum
Certifications	C1D1, C1D2, C2D1, C2D2	C1D1, C1D2, C2D1, C2D2
Housing Material	Powder-coated steel	Powder-coated steel
Voltage	230–460V AC	230–460V AC
Weight	~203 lbs	~285–300 lbs (approx.)
Mounting Options	Wall, Pedestal, Cart (Optional)	Wall, Pedestal, Cart (Optional)

Certifications & Compliance:

🔗 Class I Division 1 & 2 – Groups C & D (gases/vapors)
🔗 Class II Division 1 & 2 – Groups E, F & G (dusts)
🔗 UL & CSA Certified – Explosion proof motors & housing
🔗 Download Datasheet 36″ Fan Standard 
🔗 Download Datasheet 48″ Fan Standard

Applications of Larson Explosion Proof Ventilation Fans:

🔹 Oil & Gas
🔹 Chemical Plants
🔹 Mining
🔹 Confined Spaces
🔹 Tank Farms & Refineries

What’s in the Box?

📦 1x Larson 36″ or 48″ Explosion Proof Fan
📦 1x Explosion Proof Motor (1.5 HP or 7.5 HP)
📦 1x User Manual
📦 1x Optional Mounting Kit (Cart, Ducting, etc.)

Ordering & Shipping Details

📦 Lead Time: 1–2 Weeks
📍 Shipping Terms: Worldwide / Expedited Options
💳 Payment Options: Credit Card, PayPal, Net 30 Terms

 

FAQs:

What is the main difference between the 36″ and 48″ models?
The 48″ model features a more powerful 7.5 HP motor and delivers higher airflow (37,000+ CFM) compared to the 1.5 HP 36″ model (17,620 CFM).

Are both models explosion proof?
Yes, both are fully certified for Class I Division 1 & 2 and Class II Division 1 & 2 environments.

Can these fans be used with ducting?
Absolutely. Both models are compatible with explosion-proof flexible ducting—ideal for confined space ventilation.

Do you offer mobile versions with carts?
Yes, optional wheeled carts and complete ventilation packages are available for both sizes.