Descriptions
A PTC Cross-Flow Fan Heater is an advanced, integrated thermal management device that combines the self-regulating safety of Positive Temperature Coefficient (PTC) ceramic heating elements with the uniform airflow delivery of a cross-flow (or tangential) fan. Unlike conventional heaters that use axial fans, this design features a long, cylindrical multi-blade fan wheel positioned parallel to an elongated PTC heating core. Air is drawn in longitudinally, heated as it passes through the PTC honeycomb structure and its attached aluminum alloy heat sink, and expelled as a wide, gentle sheet of laminar warm air across the entire outlet length. This makes it the superior choice for applications demanding silent operation, even heat distribution, and a compact form factor.
Specification
| Product Name | PTC Cross-Flow Fan Heater |
| Rated voltage | 220V |
| Power | 600 900W 1200W 1800W |
| Size | Can be customized according to customer requirements |
| Features | Made of aluminum alloy, it boasts advantages such as light weight, high airflow, low noise, high strength, low vibration, excellent temperature resistance, and long service life. |
| Bearings | High-precision ball bearings or oil-impregnated bearings are used |
| Material | Impeller - aluminum; Housing - cast iron (powder coated) |
| Fan Rotation Direction | Counterclockwise when viewed from the impeller side |
| Insulation Resistance | Above 500 megohms |
| Operating Temperature | -20℃～70℃ |
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Features
1. Uniform & Wide-Airstream Heat Distribution: The core advantage of the cross-flow design is its ability to generate a broad, consistent curtain of warm air. This eliminates localized hot spots and ensures excellent temperature uniformity across the target area, ideal for evenly heating surfaces or spaces.
2. Compact, Linear Design: Its elongated cylindrical profile allows for seamless integration into products where space is constrained in one dimension, such as in wall-mounted units, kick-space heaters, behind panels, or within the slim bodies of appliances. It delivers substantial heating power from a minimal and space-efficient footprint.
3. Inherent Safety & Self-Regulation: The PTC ceramic element provides crucial safety benefits. Its resistance increases exponentially upon reaching its designed Curie temperature, automatically reducing power input and stabilizing surface heat. This prevents overheating, eliminates ignition risks, and allows for safe operation even under restricted airflow conditions.
4. Quiet Operation: Cross-flow fans typically operate at lower noise levels compared to high-speed axial fans with similar airflow capacity. The combination of lower fan speed and the laminar airflow profile results in a quieter, more comfortable user experience, suitable for residential and office environments.
5. High Efficiency & Energy Saving: The system works synergistically: the aluminum alloy heat sink maximizes thermal transfer from the PTC element, while the fan ensures optimal airflow across it. The self-regulating nature of PTC technology means it draws peak power only during initial warm-up, subsequently lowering consumption to maintain temperature, thus enhancing overall energy efficiency.
6. Robust & Low Maintenance: With the solid-state PTC element having no moving parts and a simple fan motor as the primary wear component, these heaters are highly reliable, resistant to vibration, and require minimal maintenance over a long service life.
Application
PTC Cross-Flow Fan Heaters are uniquely suited for applications that prioritize silent, even, and space-conscious heating:
•Modern Residential & Commercial Heating: Integrated into wall-mounted electric fireplaces, baseboard heaters, towel warmers, and low-profile floor or wall heaters, providing comfortable, draft-free warmth.
•Appliance Integration: Used in advanced clothes dryers (for gentle, even drying), ductless hand dryers, and certain climate control compartments in high-end appliances.
•HVAC & Air Curtains: Employed in commercial door air curtains to create an invisible thermal barrier, improving energy efficiency by separating different climate zones.
•Specialized Equipment: Provides precise, distributed heat in professional settings such as screen printing dryers, food warming cabinets, and environmental chambers where uniform temperature is critical.
•Electronics Thermal Management: In some specialized rack cabinets or enclosures requiring linear heat distribution along a wide component, these units offer an effective heating solution.
In summary, the PTC Cross-Flow Fan Heater represents a sophisticated marriage of safe heating technology and optimized airflow design, making it the preferred solution for efficient, quiet, and space-saving warmth in a diverse range of modern products and systems.
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