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Whether you're looking for reliable attic ventilation or efficient industrial air movement, this fan is a top choice for its durability, performance, and ease of maintenance.
**Product Specifications:**
- **Model No.:** OFS-146R
- **Voltage:** 380V / 220V
- **Rotating Speed:** 560 / 720 rpm
- **Impeller Diameter:** 900 ~ 1270 mm
- **Trademark:** OFS
- **Certifications:** CE, SGS, AV
- **Origin:** Xiamen, China (Mainland)
- **HS Code:** 8414809090
**Key Features:**
1. High performance and energy-efficient design
2. Innovative engineering for long-lasting use
3. Corrosion-resistant and durable construction
4. Explosion-proof safety features
**General Information:**
This series of attic and whole-house exhaust fans is available in sizes ranging from 26" to 58". The 58" high-performance SMC cone fan is ideal for industrial, poultry, dairy, swine, and greenhouse applications. It works efficiently in both tunnel and cross-ventilated buildings. The fan features a strong, heavy-duty center post design, along with a traditional inside shutter system. Custom motor options are also available upon request.
**Product Highlights:**
- Patented design ensures excellent performance without the need for a cone
- Thick, corrosion-resistant SMC housing with a limited lifetime warranty
- Rust-free, glossy interior surface for maximum airflow and minimal maintenance
- Six balanced SMC paddle blades for improved efficiency and durability
- Direct drive motor eliminates belts and bearings, offering high efficiency and no power loss
- Totally enclosed, maintenance-free motors with high efficiency
- Unique shutter design reduces resistance and prevents backdrafts
- Easy-to-remove internal components for quick maintenance
- Self-draining, sloped housing for easy cleaning and lower maintenance costs
- PVC-coated outer guard for added protection
- Custom color options available
- Shipped unassembled to reduce shipping costs
**Benefits:**
- Variable-speed motor designed to work optimally with a special impeller
- Totally enclosed air-over motor with die-cast aluminum housing
- Single-phase fans include automatic thermal protection and heat resistance up to 311°F (115°C)
**Options Available:**
Oasis Fan Systems offers a wide range of exhaust fans suitable for tunnel ventilation. Options include:
- Fiberglass or SMC fiberglass housing
- Three, six, or seven-blade configurations
- Single or dual-speed motors
- Galvanized or stainless steel materials
- Single or three-phase power supply
- Multiple horsepower options
**Product Images:**