WSS-558D Series DC Inverter Ceiling Circulation Fan | Energy Saving HVAC Solution | 600x600mm Grid Fan
WSS-558D Series DC Inverter Ceiling Circulation Fan | Energy Saving HVAC Solution | 600x600mm Grid Fan

Product Overview
The Ultimate Solution for Indoor Air Circulation and Energy Efficiency
The WSS-558D "Wind Fan" series is designed to optimize indoor airflow, reduce air conditioning loads, and provide significant energy savings. Featuring a DC Inverter Motor, this fan saves up to 60% of electricity compared to traditional AC fans. Ideally suited for offices, commercial spaces, and homes, it ensures rapid temperature balancing with 360-degree circulation.
Key Features & Variations
1. High-Efficiency DC Technology
-
Energy Saving: Utilizes a DC inverter motor to lower power consumption by approximately 60%, contributing to a greener environment and lower utility bills.
-
Eco-Friendly: Certified with the Green Mark and Energy Label.
2. Versatile Model Options
-
Standard Remote Control Model (Basic)
-
Features: Comes with a remote control offering 5 wind speeds and 3 timer settings. Includes a memory function to retain settings.
-
Application: Ideal for standard rooms. It works with air conditioning to quickly lower indoor temperatures.
-
Coverage: Recommended installation density is 1 unit per 10-13 square meters (3-4 ping).
-
-
Duct Connection Model (HVAC Integrated)
-
Function: Connects directly to the AC duct to accelerate cold air delivery and circulation throughout the room.
-
Accessories: Comes factory-installed with a 10-inch collar. An 8-inch collar is available as an optional add-on.
-
Benefit: Acts as a booster to push conditioned air effectively, eliminating hot spots.
-
-
Power-On Start Model (Smart Management)
-
Function: Automatically starts when power is supplied. Ideal for centralized control systems where multiple fans are managed by a single wall switch.
-
Customization: Preferred speed (Medium or High) can be set at the factory upon order.
-
Note: Does not include a remote control (cost-effective for B2B). A remote can be purchased separately to adjust functions if needed.
-
Best For: Server rooms, large offices, and public facilities requiring auto-restart after power outages.
-
-
Flagship Black Edition
-
Design: Features a sleek, all-black aesthetic to match modern industrial or dark-ceiling interior designs.
-
Availability: Can be combined with any of the functional variations above (Basic, Duct, or Power-On Start).
-
3. Installation Flexibility
-
Standard Grid: Fits standard 60x60cm ceiling grids (T-Bar).
-
Fixed Bracket Accessory (Optional):
-
Application: Allows installation on non-grid ceilings, such as wood or concrete (cement) surfaces.
-
Material: Made from Nylon + Fiber, offering superior strength and durability compared to standard ABS brackets.
-
Quality & Certifications
We prioritize safety and quality. The WSS-558D series holds multiple rigorous certifications:
-
BSMI Safety Certification (R391123).
-
Energy Label Certification.
-
Green Mark Certification (Eco-friendly).
-
99% Product Yield Rate: Ensuring top-tier reliability.

Technical Specifications
| Feature | Specification Details |
| Model | WSS-558D Series |
| Color Options | Off-White / Flagship Black |
| Main Material | ABS Anti-static Plastic |
| Fan Blade Size | 14 Inch |
| Air Outlet Size | 16 Inch |
| Dimensions | 600 x 600 x 210 mm (Front panel height: 110mm / Rear motor height: 100mm) |
| Weight | 4.4 KG ± 0.5 |
| Voltage/Motor | DC Inverter Motor (Energy Saving) |
| Power Consumption | 5W (Low) ~ 24W (High) (5 adjustable speeds) |
| Noise Level | 12 dBA (Low) ~ 40 dBA (High) |
| Airflow Volume | 2221 ~ 4540 CMH (Cubic Meters per Hour) |
| Energy Efficiency | 3.01 Q (m3/min/W) |
| Total Airflow | 75.660 Q (m3/min) |

