BIG AIR, SMALL PRICE
A cost-smart, external-rotor PMSM HVLS fan built for low-to-mid ceiling applications, Onca delivers high-volume, low-speed airflow with quiet, energy-efficient operation, simple installation and low upkeep. Designed for commercial, industrial and agricultural sites, it pairs durable 6063-T5 blades and patented geometry with project-ready controls, safety protections and factory-backed OEM & distributor support.
KEY FEATURES & ADVANTAGES
- Sized for the job: 6, 8, 10, 12, 14 ft options (5/6 blades).
- PMSM external-rotor motor: strong start torque, fast start, high overload capacity.
- Low maintenance: gearless, oil-free design for lower lifecycle costs.
- Optimized blades: patented airfoil shape, 6063-T5 aluminum — light, strong, corrosion-resistant.
- Safe & reliable: mechanical brake, anti-RFI, multi-alarm protections (GFC, over-temp, over-current, voltage, short/phase loss).
- Easy integration: BMS, wired wall control, optional wireless remote, LED kit and reverse mode.
- Robust installation: multi-point mounts, heavy-duty clamps, robotic welding for low vibration.
- Certs & support: CB/CE/EMC/ISO/UL reports, OEM customization, distributor pricing protection, 3-year mechanical warranty.
External-Rotor PMSM Motor
3-Year Warranty & Installation Support
7–14 Day Lead Time
Comprehensive Safety & Fault Protections
Certifications & Custom Integration
TECHNICAL SPECIFICATIONS
| Model | Fan Blade Diameter (ft/m) | Motor Power (KW) | Available Input Supply Voltage (AC) | Current (A) | Air Volume (m³/min) | Speed (RPM) | Noise (dBA) | Fan Weight (KG) |
| PROCANIX-OC-0.4-4.2 | 14ft (4.2m) | 0.4 KW | 1PH / 3PH
200-240V / 380-480V
50 / 60HZ | 220 (2A) | 9,500 | 0-80 | 43 dBA | 68 kgs |
| PROCANIX-OC-0.4-3.6 | 12ft (3.6m) | 0.4 KW | 220 (1.8A) | 9,000 | 0-90 | 43 dBA | 62 kgs | |
| PROCANIX-OC-0.4-3 | 10ft (3m) | 0.4 KW | 220 (1.7A) | 7,500 | 0-100 | 43 dBA | 52 kgs | |
| PROCANIX-OC-0.4-2.4 | 8ft (2.4m) | 0.4 KW | 220 (1.5A) | 6,800 | 0-120 | 43 dBA | 50 kgs | |
| PROCANIX-OC-0.4-1.8 | 6ft (1.8m) | 0.4 KW | 220 (1.4A) | 6,000 | 0-120 | 43 dBA | 48 kgs |
WHERE HVLS FANS WORK BEST (3.5–6 M)
- Small-to-Medium Warehouses & Low-Bay Distribution Areas
Why: Low-bay storage still benefits from large, gentle airflow to reduce temperature pockets, speed moisture evaporation, and improve worker comfort during frequent loading/unloading. - Automotive Garages, Service Centers & Showrooms ← (automotive)
Why: Improves perceived comfort for technicians and customers, helps dilute exhaust fumes and paint/chemical odors, and enhances ventilation in repair bays and showroom areas. - Manufacturing Assembly Lines & Light Industrial Workshops
Why: Even airflow reduces hot spots at machinery, keeps operators comfortable, and helps with particle/dust movement control. - Large Retail Stores, Supermarkets & Showrooms
Why: Keeps shoppers comfortable, improves indoor air mixing (reducing stratification near high ceilings), and can cut HVAC run-time during shoulder seasons. - Gyms, Fitness Studios & Small Sports Halls
Why: Rapid moisture and heat removal during classes, improved comfort for athletes, and better odor dispersion. - Restaurants, Food Courts & Commercial Kitchens (open ceilings)
Why: Helps remove cooking heat and odors from dining areas, evens temperature across dining floor and improves guest comfort without blasting HVAC.
WHAT'S INCLUDED
- All Installation Fasteners
- One Mounting-Fixture Kit (I-Beam / Angle Iron / Concrete Beam)
- An Extension Tube, Standard Lengths: 1m, 1.5m, 2m — Custom Lengths Available On Request.
- A Variable-Speed Wall Controller
SUPPORTED OPTIONS
- Works With BMS (Building Management Systems)
- Reversible Fan Mode
- Built-In Temp And Humidity Control
- Centralised Control
- Remote Control
Industrial-Grade Motor — Big Start, Steady Punch
External-rotor PMSM delivers strong starting torque, quick spin-up and robust overload capability. Engineered on professional winding lines and tested on full inspection rigs to keep internal temperatures down and performance reliable in daily use.
Low-Maintenance & Dependable Operation
Gearless design removes oil changes and exposed vents from the maintenance checklist. The result: fewer service visits, reduced downtime and predictable running costs — backed by a 3-year mechanical warranty and multiple built-in protections (over-temp, ground-fault, phase loss, over/under voltage, short circuit, etc.).
Variable Speed & Easy Controls Integration
Control box supports domestic inverters plus Schneider or Danfoss options, with EMI suppression and braking functions. Front window for visual checks, run lights, stepless speed knob and three-speed switch — or plug into BMS for centralized climate control. Wall control and optional wireless remote keep end users happy.
Patented Blade Profile — Efficient And Lightweight
Patented blade geometry optimized by momentum theory (and validated by CFD when needed) gives maximum airflow with minimal weight. Internal rib layout (two connected “E” ribs plus four independent ribs) reduces mass without compromising strength; the flexing ribs help secure clamps without cracking — tidy, safe and efficient.
Quick, Safe Installation For Real Job Sites
Multi-point mounts, 8 mm thick bracket plates and robot-welded bends deliver secure balance and low vibration. Aviation-grade cables, fire relay and robust clamp engineering make mounting on I-beams, concrete or angle steel straightforward and inspector-friendly — installers finish faster and with confidence.
Project-Ready, Distributor-Friendly Offering
Available in 8/10/12/14 ft and 5- or 6-blade options with blue-grey finishes and optional LED kit. Flexible OEM packs, CFD sizing for large projects, BMS/temperature/humidity add-ons and reverse-function options make specification simple. Certifications (CB, CE, EMC, ICE, ISO, UL) plus strict regional pricing protect distributor margins and simplify rollouts.
Need a breath of fresh air for your space?
A short chat clears things up: coverage, energy wins, and install needs. Follow-up quote arrives pronto.
