- 1x Simple Fan Speed Dimmer
- 1x ECS-9 Cable
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TrolMaster Aero-Fan FRC-2 EC Fan Speed Dimmer
- Operating voltage of 12V supplied by the fan
- Current draw rating of 0.1A
- Compatible with Aero-Fan EC Series units
- 3-year warranty covering mechanical and electronic components
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Commercial & Bulk Purchasing
We support operations & licensed facilities with volume pricing, dedicated account managers, and custom equipment consultation.
- You are managing a multi-fan ventilation system because you need uniform airflow across your grow space without inconsistent manual adjustments.
- You are looking for precise speed control because basic voltage dimmers cause your motor to hum or lag during daily operation.
- The 0 to 100 percent knob adjustment lets you tune airflow precisely without needing a full controller or app.
- Using digital EC communication instead of analog voltage ensures your motors run quietly without signal lag.
- Users who previously struggled with noisy, humming fans say the digital interface removed the resonance issues they dealt with at lower speeds.
- Growers who consolidated multiple fans into this single module say they finally achieved consistent air movement across their entire zone.
TrolMaster Aero-Fan FRC-2 EC Fan Speed Dimmer
Managing multiple fans in a large grow space often leads to inconsistent airflow and tedious manual adjustments. The TrolMaster Aero-Fan FRC-2 Ventilation Fan Speed Dimmer solves this by centralizing control, allowing you to synchronize your entire ventilation fan setup through a single, intuitive interface. Whether you are running a small tent or a large-scale facility, maintaining uniform air movement is critical for plant health and yield consistency.
This standalone module provides seamless 0–100% speed adjustment for your TrolMaster Aero-Fan series. By utilizing advanced digital EC communication instead of traditional analog voltage dimming, the FRC-2 ensures your motors run efficiently and quietly without the humming or signal lag common in basic controllers. It is a perfect alternative for those who do not yet require the complex automation of the TrolMaster FRC-1 Environmental Control but still demand professional-grade precision.
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What's Included
Features
🎛️
0–100% Precise Speed Control
Smooth, accurate knob adjustment for airflow tuning without needing a full controller or app.
👥
Multi-Fan Group Control
Group and sync multiple Aero-Fan EC units simultaneously for consistent speed across your entire grow zone.
📡
Digital EC Communication
High-fidelity digital signals prevent motor humming and signal lag, ensuring seamless performance compared to analog dimmers.
🔌
ECS-9 Ready
Includes the necessary ECS-9 cable for immediate integration into the TrolMaster ecosystem and compatible fans.
Specifications
| Specification | Value |
|---|---|
| Input Voltage | 12V |
| Current | 0.1A |
| Speed Control Range | 0–100% |
| Compatible Fan Type | Aero-Fan EC Series |
| Operating Temperature | 32–104°F (0–40°C) |
| Operating Humidity | ≤90% RH |
| Dimensions | 6.70 × 3.54 × 2.12 in |
| Net Weight | 0.265 lbs |
Support & Manuals
FAQs
Which fans are compatible with the FRC-2?
The FRC-2 is designed for use with TrolMaster Aero-Fan Electronically Commutated (EC) fans. EC fan compatibility is required for the digital communication protocol the FRC-2 uses to deliver precise speed control; standard AC fans are not compatible with this dimmer.
How many fans can one FRC-2 control simultaneously?
The FRC-2 supports grouping multiple Aero-Fan EC fans under a single module. All fans in the group will respond to the same knob adjustment simultaneously, making it straightforward to manage uniform airflow across an entire zone from one control point.
Does the FRC-2 require a TrolMaster environmental controller to operate?
No. The FRC-2 is a standalone speed dimmer that operates independently via its onboard knob, with no environmental controller required. It is an ideal solution for growers who want precise multi-fan speed control without investing in a full system.
How is the FRC-2 different from using a standard fan speed controller?
Standard fan speed controllers typically use analog voltage reduction, which can cause inconsistent speeds and motor humming. The FRC-2 communicates via digital signal directly to the EC motor, delivering accurate and seamless speed adjustments with no signal degradation.
What is the ECS-9 cable included with the FRC-2 used for?
The ECS-9 cable connects the FRC-2 dimmer to compatible Aero-Fan EC fans, carrying the digital control signal that enables precise speed adjustment. It is the standard connection cable used throughout the TrolMaster Aero-Fan ecosystem.
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