Product Characteristics
Description
Electronic Fan Speed Controllers
Complete Control Solutions for Ventilation Systems
The Electronic Fan Speed Controller range provides a versatile and reliable solution for precise airflow control in HVAC and ventilation systems. Combining the simplicity of manual control with advanced protection and automation features, the range includes both standard SC controllers and enhanced SC TK controllers for more demanding applications.
Product Range Overview
SC Controllers – Standard Speed Control
The SC Controller range offers simple, infinitely variable speed control for single-phase AC fans, making it ideal for everyday ventilation applications.
Key Features:
- Infinitely variable manual speed control
- Adjustable minimum speed setting
- Integrated on/off switch
- Compact design for flush or surface mounting
- Suitable for indoor installations
Performance:
- Voltage: 230V / 50–60Hz
- IP rating: IP44 (flush) / IP54 (surface)
- Load capacity up to 3.0A (SC5030)
✅ Ideal for: Basic fan speed adjustment where simple, reliable control is required
SC TK Controllers – Advanced Control with Protection
The SC TK Controller range builds on the standard SC functionality by incorporating advanced motor protection, smart control options, and system integration features.
Key Features:
- Stepless speed control with adjustable voltage output
- TK thermal monitoring for motor overheating protection
- Kick start or soft start selection
- Remote on/off switching (NO/NC)
- Alarm output for fault indication
- LED indicators for run and fault status
- Adjustable minimum and maximum speed limits
Performance:
- Voltage: 110–240V / 50–60Hz (auto detection)
- Protection rating: IP54
- Load options: 3A, 5A, 6A, and 10A models
- Operating temperature: -20°C to +35°C
✅ Ideal for: Advanced systems requiring protection, automation, and precision
Key Benefits Across the Range
🎛️ Accurate Airflow Control
- Smooth adjustment from low to full speed
- Enables precise tuning of ventilation performance
⚡ Energy Efficiency
- Optimises fan performance to reduce energy usage
- Prevents unnecessary high-speed operation
🛡 Motor Protection (TK Range)
- Protects motors from overheating and damage
- Extends system lifespan and reliability
🔧 Flexible Installation
- Compatible with single-phase AC fans
- Options for flush or surface mounting
- Wide voltage compatibility (TK models)
🔄 System Integration
- Remote switching capability
- Alarm and auxiliary outputs (TK range)
- Suitable for integration into modern HVAC control systems
Comparison Summary
| Feature | SC Controllers | SC TK Controllers |
|---|---|---|
| Speed Control | Manual variable | Advanced stepless control |
| Motor Protection | Standard | ✔ TK thermal protection |
| Voltage Range | 230V | 110–240V auto detection |
| Control Type | Basic | Advanced + remote control |
| Start Function | Standard | Kick start / Soft start |
| Integration | Limited | Full system integration |
| Application Level | Residential / Light commercial | Commercial / Industrial |
Applications
- HVAC systems
- Commercial ventilation
- Industrial extraction systems
- Air handling units
- Ducted fan systems