What does the TrolMaster EFC-1 do?
The EFC-1 allows a compatible TrolMaster controller to vary the speed of a standard EC ventilation fan using either a PWM or 0-10V control signal.
VAT will be calculated and added to your order on the payment step of the checkout.
Commercial Products
Commercial Products
Professional Growing Media
Plant Nutrition
Plant Health
Sprayers & Protective Clothing
Pots, Planters & Trays
Propagation
Baskets & Planters
Fabrics & Netting
Environment
Plant Lighting
Irrigation
Plant Support & Tree Care
Equipment
Tools
Plant Labels
Packaging
Lawn Care
Clearance
Retail Products
Retail Products
Growing Media
Plant Nutrition
Plant Health
Pots, Planters & Tanks
Propagation
Baskets & Planters
Fabrics & Netting
Environment
Plant Lighting
Plant Support
Equipment
Tools
NEXT Working Day Delivery as Standard
Over 5,000 professional horticultural products in stock
Expert service tailored
for commercial growers
£20.00
Unit price / perEstimated delivery between November 01 and November 03.
The TrolMaster EFC-1 EC Fan Control Adapter provides variable-speed control of compatible electronically commutated fans using either PWM or 0-10V control signals, allowing ventilation to be integrated into compatible TrolMaster control systems.
Modern EC fans are designed to vary their speed through a low-voltage control signal rather than by reducing their mains supply voltage. The EFC-1 provides the interface between the TrolMaster controller and this variable-speed input, allowing fan output to be automatically adjusted as ventilation requirements change.
The EFC-1 can be configured for either PWM or 0-10V operation, making it suitable for a wide range of compatible EC ventilation fans. The fan retains its normal electrical supply while the EFC-1 manages the separate low-voltage speed-control signal.
On the TrolMaster Tent-X TCS-1, two EFC-1 adapters can be used, providing separate control of an exhaust fan and an intake fan. The EFC-1 is also supported by TrolMaster's Green-X GCS-1 greenhouse control system, where up to four standard EC fans can be independently connected through EFC-1 adapters.
An EC fan uses an electronically commutated motor with integrated electronics to control motor operation. Many EC ventilation fans include a dedicated low-voltage speed-control connection that accepts either a 0-10V or PWM signal.
This allows fan speed to be varied electronically without repeatedly switching the fan's mains supply or using a conventional AC voltage-reducing speed controller.
The EFC-1 takes advantage of this control input, allowing a compatible TrolMaster system to request the fan speed required for the current environmental conditions.
EC fan manufacturers use different low-voltage control methods. The EFC-1 supports the two common control types used by standard EC ventilation fans:
With a compatible 0-10V EC fan, the EFC-1 varies the analogue control voltage sent to the fan. The fan's electronics interpret that signal and adjust motor speed accordingly.
For compatible PWM-controlled fans, the EFC-1 provides a pulse-width modulation control signal. The adapter must be configured for the appropriate mode to match the fan being connected.
Always confirm whether the fan requires PWM or 0-10V control before configuration. The fact that a fan uses an EC motor does not automatically confirm its control protocol or connector arrangement.
The TrolMaster Tent-X TCS-1 supports up to two EFC-1 EC Fan Control Adapters. These are automatically assigned to the two dedicated ventilation functions:
| F1 | Exhaust / extraction fan |
|---|---|
| F2 | Intake fan |
Each ventilation line requires its own EFC-1. This allows intake and extraction airflow to be controlled separately rather than operating both fans from a single speed signal.
By varying fan speed rather than simply switching ventilation fully on or off, a compatible control system can provide smoother and more responsive airflow management.
The EFC-1 is also supported by the TrolMaster Green-X GCS-1 greenhouse controller. The GCS-1 can control up to four standard EC fans, with each fan connected through its own EFC-1 adapter.
This makes the adapter suitable for larger controlled horticultural environments where several independently managed ventilation fans are required.
TrolMaster Aero-Fan models use their own direct communication method and do not require an EFC-1 when connected to a compatible Green-X controller.
The EFC-1 connects to the compatible TrolMaster controller through the controller's device network. The opposite side of the adapter connects to the compatible EC fan's low-voltage speed-control input.
A fan's main electrical supply remains separate. The EFC-1 is a control-signal adapter and does not provide mains operating power to the fan.
The EFC-1 package includes an RJ12-to-female-barrel cable. The exact connection required at the fan depends on the fan manufacturer's control interface, so its wiring and control specifications should be checked before installation.
The EFC-1 is designed for standard variable-speed EC fans that accept a compatible PWM or 0-10V low-voltage control signal.
It is not a universal speed controller for conventional AC induction fans. Fans designed to have their mains voltage varied require a different type of controller.
Before installation, confirm the fan's control protocol, control-voltage requirements and connector or terminal arrangement. Where necessary, refer to the fan manufacturer's wiring information before making the control connection.
| Brand | TrolMaster |
|---|---|
| Model | EFC-1 |
| Product type | EC Fan Control Adapter |
| Primary application | Variable-speed control of compatible EC ventilation fans |
| Supported fan control | PWM or 0-10V |
| Control method | Low-voltage variable-speed signal |
| Display | Integrated LCD display |
| Controller connection | RJ12 device network |
| Tent-X compatibility | Yes - TCS-1 |
| Tent-X capacity | Maximum 2 x EFC-1 per system - F1 exhaust & F2 intake |
| Green-X compatibility | Yes - GCS-1 |
| Green-X capacity | Maximum 4 x EFC-1 per system |
| Mains fan power switching | No - fan retains its normal electrical supply |
| Installation | Between compatible TrolMaster device network and EC fan control input |
| Fan control adapter | 1 x TrolMaster EFC-1 EC Fan Control Adapter |
|---|---|
| Connection cable | 1 x RJ12-to-female-barrel cable |
The EFC-1 allows a compatible TrolMaster controller to vary the speed of a standard EC ventilation fan using either a PWM or 0-10V control signal.
The EFC-1 supports compatible EC fans using PWM or 0-10V variable-speed control. The appropriate mode is selected to suit the connected fan.
No. The fan must provide a compatible PWM or 0-10V low-voltage speed-control input. Always check the specifications of the exact fan before installation.
Not if the fan requires its mains supply voltage or frequency to be varied for speed control. The EFC-1 is intended for EC fans with a compatible low-voltage control input.
No. The EC fan retains its normal electrical supply. The EFC-1 controls the separate low-voltage signal that tells the fan's integrated electronics what speed to operate at.
A compatible EC fan interprets a variable low-voltage analogue signal to determine its required speed. The EFC-1 generates the appropriate control signal under instruction from the TrolMaster controller.
PWM stands for pulse-width modulation. A compatible fan uses the characteristics of a pulsed control signal to determine the requested operating speed.
Yes. The Tent-X TCS-1 supports up to two EFC-1 adapters. One is assigned as F1 for the exhaust fan and the second as F2 for the intake fan.
Yes. Each independently controlled standard EC fan line requires its own EFC-1, so separate intake and exhaust control requires two adapters.
Yes. The Green-X GCS-1 supports up to four EFC-1 adapters, allowing up to four standard compatible EC fans to be independently controlled.
Not when they are being used with a compatible controller that supports direct Aero-Fan communication. For example, the Green-X GCS-1 can communicate directly with Aero-Fans without an EFC-1 adapter.
Variable-speed control allows airflow to be adjusted to suit current requirements instead of repeatedly operating the fan at full output. This provides more flexible ventilation management when used with a compatible control system.
TrolMaster supplies the EFC-1 with an RJ12-to-female-barrel connection cable. The connection required at the fan itself depends on the specific fan model.
Check the fan manufacturer's technical specifications or wiring diagram. The EFC-1 must be configured to match the control method required by the connected fan.
£20.00
Unit price / perBack in Stock
Sign up to be the first to know when it's back in stock.
The TrolMaster EFC-1 EC Fan Control Adapter provides variable-speed control of compatible electronically commutated fans using either PWM or 0-10V control signals, allowing ventilation to be integrated into compatible TrolMaster control systems.
Modern EC fans are designed to vary their speed through a low-voltage control signal rather than by reducing their mains supply voltage. The EFC-1 provides the interface between the TrolMaster controller and this variable-speed input, allowing fan output to be automatically adjusted as ventilation requirements change.
The EFC-1 can be configured for either PWM or 0-10V operation, making it suitable for a wide range of compatible EC ventilation fans. The fan retains its normal electrical supply while the EFC-1 manages the separate low-voltage speed-control signal.
On the TrolMaster Tent-X TCS-1, two EFC-1 adapters can be used, providing separate control of an exhaust fan and an intake fan. The EFC-1 is also supported by TrolMaster's Green-X GCS-1 greenhouse control system, where up to four standard EC fans can be independently connected through EFC-1 adapters.
An EC fan uses an electronically commutated motor with integrated electronics to control motor operation. Many EC ventilation fans include a dedicated low-voltage speed-control connection that accepts either a 0-10V or PWM signal.
This allows fan speed to be varied electronically without repeatedly switching the fan's mains supply or using a conventional AC voltage-reducing speed controller.
The EFC-1 takes advantage of this control input, allowing a compatible TrolMaster system to request the fan speed required for the current environmental conditions.
EC fan manufacturers use different low-voltage control methods. The EFC-1 supports the two common control types used by standard EC ventilation fans:
With a compatible 0-10V EC fan, the EFC-1 varies the analogue control voltage sent to the fan. The fan's electronics interpret that signal and adjust motor speed accordingly.
For compatible PWM-controlled fans, the EFC-1 provides a pulse-width modulation control signal. The adapter must be configured for the appropriate mode to match the fan being connected.
Always confirm whether the fan requires PWM or 0-10V control before configuration. The fact that a fan uses an EC motor does not automatically confirm its control protocol or connector arrangement.
The TrolMaster Tent-X TCS-1 supports up to two EFC-1 EC Fan Control Adapters. These are automatically assigned to the two dedicated ventilation functions:
| F1 | Exhaust / extraction fan |
|---|---|
| F2 | Intake fan |
Each ventilation line requires its own EFC-1. This allows intake and extraction airflow to be controlled separately rather than operating both fans from a single speed signal.
By varying fan speed rather than simply switching ventilation fully on or off, a compatible control system can provide smoother and more responsive airflow management.
The EFC-1 is also supported by the TrolMaster Green-X GCS-1 greenhouse controller. The GCS-1 can control up to four standard EC fans, with each fan connected through its own EFC-1 adapter.
This makes the adapter suitable for larger controlled horticultural environments where several independently managed ventilation fans are required.
TrolMaster Aero-Fan models use their own direct communication method and do not require an EFC-1 when connected to a compatible Green-X controller.
The EFC-1 connects to the compatible TrolMaster controller through the controller's device network. The opposite side of the adapter connects to the compatible EC fan's low-voltage speed-control input.
A fan's main electrical supply remains separate. The EFC-1 is a control-signal adapter and does not provide mains operating power to the fan.
The EFC-1 package includes an RJ12-to-female-barrel cable. The exact connection required at the fan depends on the fan manufacturer's control interface, so its wiring and control specifications should be checked before installation.
The EFC-1 is designed for standard variable-speed EC fans that accept a compatible PWM or 0-10V low-voltage control signal.
It is not a universal speed controller for conventional AC induction fans. Fans designed to have their mains voltage varied require a different type of controller.
Before installation, confirm the fan's control protocol, control-voltage requirements and connector or terminal arrangement. Where necessary, refer to the fan manufacturer's wiring information before making the control connection.
| Brand | TrolMaster |
|---|---|
| Model | EFC-1 |
| Product type | EC Fan Control Adapter |
| Primary application | Variable-speed control of compatible EC ventilation fans |
| Supported fan control | PWM or 0-10V |
| Control method | Low-voltage variable-speed signal |
| Display | Integrated LCD display |
| Controller connection | RJ12 device network |
| Tent-X compatibility | Yes - TCS-1 |
| Tent-X capacity | Maximum 2 x EFC-1 per system - F1 exhaust & F2 intake |
| Green-X compatibility | Yes - GCS-1 |
| Green-X capacity | Maximum 4 x EFC-1 per system |
| Mains fan power switching | No - fan retains its normal electrical supply |
| Installation | Between compatible TrolMaster device network and EC fan control input |
| Fan control adapter | 1 x TrolMaster EFC-1 EC Fan Control Adapter |
|---|---|
| Connection cable | 1 x RJ12-to-female-barrel cable |
The EFC-1 allows a compatible TrolMaster controller to vary the speed of a standard EC ventilation fan using either a PWM or 0-10V control signal.
The EFC-1 supports compatible EC fans using PWM or 0-10V variable-speed control. The appropriate mode is selected to suit the connected fan.
No. The fan must provide a compatible PWM or 0-10V low-voltage speed-control input. Always check the specifications of the exact fan before installation.
Not if the fan requires its mains supply voltage or frequency to be varied for speed control. The EFC-1 is intended for EC fans with a compatible low-voltage control input.
No. The EC fan retains its normal electrical supply. The EFC-1 controls the separate low-voltage signal that tells the fan's integrated electronics what speed to operate at.
A compatible EC fan interprets a variable low-voltage analogue signal to determine its required speed. The EFC-1 generates the appropriate control signal under instruction from the TrolMaster controller.
PWM stands for pulse-width modulation. A compatible fan uses the characteristics of a pulsed control signal to determine the requested operating speed.
Yes. The Tent-X TCS-1 supports up to two EFC-1 adapters. One is assigned as F1 for the exhaust fan and the second as F2 for the intake fan.
Yes. Each independently controlled standard EC fan line requires its own EFC-1, so separate intake and exhaust control requires two adapters.
Yes. The Green-X GCS-1 supports up to four EFC-1 adapters, allowing up to four standard compatible EC fans to be independently controlled.
Not when they are being used with a compatible controller that supports direct Aero-Fan communication. For example, the Green-X GCS-1 can communicate directly with Aero-Fans without an EFC-1 adapter.
Variable-speed control allows airflow to be adjusted to suit current requirements instead of repeatedly operating the fan at full output. This provides more flexible ventilation management when used with a compatible control system.
TrolMaster supplies the EFC-1 with an RJ12-to-female-barrel connection cable. The connection required at the fan itself depends on the specific fan model.
Check the fan manufacturer's technical specifications or wiring diagram. The EFC-1 must be configured to match the control method required by the connected fan.
Pay with
Your transaction is protected with advanced security measures to keep your information confidential
Share
£20.00
Unit price / perStay up-to-date and enjoy discounts and limited time offers, new products and events!
About Us
Creation Horticulture is an independent UK distributor of wholesale garden supplies serving commercial growers, nurseries, landscapers and garden centres. With expert advice, tailored trade support, and thousands of professional products, we help horticultural businesses grow with confidence.
Need help
Got questions?
01889 579 444Need help with your order?
sales@creationhorticulture.co.ukOffice Opening Hours
Monday - Friday 9:00am - 5:00pm

