AutoFlex Expansion Boxes
Scalable Control Solutions
- Expand your AutoFlex Connect system with up to 14 or 6 additional Smart Modules
- Optional manual override models with variable dials and ON/OFF switches
- Smart Module architecture allows flexible control over ventilation, feeding, lighting, and more
- Compatible with AutoFlex Connect III master controls
- Rugged NEMA 4X enclosures ready for harsh agricultural environments
- Backed by in-house design, configuration support, and a 2-year limited warranty

Description
Phason AutoFlex Connect III Expansion Boxes
Models:
- EXPANSION3-14
- EXPANSION3-14-S
- EXPANSION3-6
- EXPANSION3-6-S
Enhance Your Farm Management System
Phason’s AutoFlex Connect III add-on enclosures are designed to increase the Smart Module capacity of your existing control system. Compatible with both AutoFlex Connect II and III controllers, these auxiliary units offer scalable functionality that supports the evolving needs of dairy and livestock operations. With additional module support, you gain more control over your barn’s environment including ventilation, heating, cooling, and lighting without replacing your main control system.
Available Models
Choose from four purpose-built versions depending on your capacity and manual override needs:
- EXPANSION3-14: Offers 14 Smart Module slots for digital expansion.
- EXPANSION3-14-S: Includes 14 module slots plus manual switches and variable dials for local override capability.
- EXPANSION3-6: Compact 6-module model for smaller installations or targeted upgrades.
- EXPANSION3-6-S: Features 6 modules and the same manual controls as the 14-S model.
Key Features
- Direct Integration: Connects effortlessly to the master control, fully visible and operable within the AutoFlex interface.
- Custom Configuration: Install Smart Modules to control fans, sensors, inlets, lighting, and more.
- On-Site Control: Override-enabled models provide immediate access via 6 variable dials and 18 toggle switches.
- Rugged Build: NEMA 4X-rated enclosures withstand moisture, dust, and barn conditions.
- Extended Range: Install units up to 100 feet away from the controller with no signal degradation.
- Dependable Certification: QPS certified with a 2-year warranty for peace of mind.
Compatibility
Every model in the lineup is fully compatible with all AutoFlex Connect III systems. Whether you need additional input/output options or manual controls for quick adjustments, these units integrate smoothly and expand your overall system capacity.
By adding an expansion enclosure to your setup, you gain increased control over environmental systems across multiple barn zones. These units are an ideal solution for farms that demand flexibility and future scalability.
Click here to contact us today to find the right model for your facility or to request installation support.