Trolmaster - Expander Station (4RS-2) Tent-X
Trolmaster - Expander Station (4RS-2) Tent-X
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Order by 3pm Mon–Thu for next-working-day delivery · FREE delivery over £50 · Free Wembley pickup
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Description
One tidy module to run heaters, humidifiers and timed devices
The TrolMaster 4RS-2 Expander Station adds four device outlets to the Tent-X environmental control system, connecting via a single RJ12 cable. Its outputs come preconfigured as one temperature device outlet, one humidity device outlet and two programmable timer outlets, making it straightforward to bring extra equipment into an automated grow tent while keeping control organised and safe.
Key Benefits
- Expands the Tent-X controller with four device control outlets
- Preconfigured outputs for temperature, humidity and timer devices
- Supports heaters, humidifiers, pumps and other timed equipment
- RJ12 connection for quick plug-and-play installation
- 15A total power capacity for running multiple devices at once
Struggling to automate more than one or two devices?
A single controller output only stretches so far, and adding heaters, humidifiers or pumps separately means losing the automation that keeps a tent's climate stable. The 4RS-2 gives the Tent-X controller four dedicated outlets, so temperature, humidity and timed gear all run automatically from one system rather than by hand.
How to Use
- Connect the 4RS-2 to the Tent-X controller using the RJ12 cable.
- Plug the expander's power cable into a suitable mains outlet.
- Connect the devices you want to control to the four output sockets.
- Assign and configure the device modules through the Tent-X interface.
- Set environmental parameters or schedules; the Tent-X system then controls the equipment automatically.
Technical Specifications
- Total output capacity: 15A
- Individual output capacity: up to 15A per outlet
- Number of outputs: 4
- Preconfigured outputs: 1 x temperature, 1 x humidity, 2 x programmable timer
- Connection type: RJ12 controller connection

Free next-day delivery on orders over £50 (order by 3pm Mon–Thu). Heavy-item surcharges are always shown at checkout before you pay — we only ever charge what delivery costs us. Prefer to collect? Free pickup at our Wembley store.

