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RJ12 to Pigtail extension Cable Set

Connect Hydro-X to pigtail-wired LED drivers — plug-and-play, daisy-chain ready.

The TrolMaster ECS-2 is a purpose-built cable set that integrates the Hydro-X environmental controller with LED drivers using pigtail wiring. The kit includes everything needed to daisy-chain multiple fixtures back to a Hydro-X LMA adapter — no additional hardware required.

16 ft
RJ12 Cable Length
4 ft
RJ12 to Female Barrel Converter Cable
1× T-Splitter Included
Y-Splitter
0.18 kg
Approx. Pack Weight

What the ECS-2 Is

The TrolMaster ECS-2 is a three-piece cable set designed specifically to bridge the Hydro-X environmental control system to LED drivers that use pigtail (loose-wire) output connections. Where most TrolMaster LMA adapters connect via a standard RJ12-to-RJ12 run, drivers with bare pigtail leads require a different termination — and that's exactly what the ECS-2 solves.

The set includes a 16 ft RJ12 communication cable, a T-shaped Y-splitter, and a specialized 4 ft RJ12-to-female-barrel converter cable. The converter cable terminates in a two-screw terminal block that accepts the loose wires from the LED driver directly — no crimping tools, no custom fabrication. The result is a clean, secure low-voltage control connection between the Hydro-X system and your fixture's driver.

Who Needs It and When

If you're running a TrolMaster Hydro-X system and your LED fixtures ship with pigtail dimming leads rather than a pre-installed RJ12 or barrel connector, the ECS-2 is the required interface cable. It is commonly used alongside TrolMaster's LMA-series lighting control adapters — particularly the LMA-14 — which handle the 0–10V protocol translation between Hydro-X and the fixture's driver.

This cable set is appropriate for commercial cultivation facilities integrating multi-zone automated lighting control. Operators running large canopies with multiple fixtures per zone will find the daisy-chain configuration especially useful: each fixture connects in series back to a single LMA adapter port, keeping cable runs organized and the control bus clean. It is also suitable during retrofits when adding Hydro-X control to an existing LED fixture array that lacks native RJ12 connectivity.

Key Features

Plug-and-play installation is the defining practical advantage of the ECS-2. No additional tools are required to make the connection at the driver end — the two-screw terminal block accepts the pigtail leads and clamps securely. The RJ12 end plugs directly into the Y-splitter and then to the LMA adapter, completing the low-voltage control circuit.

The included T-shaped Y-splitter allows the single LMA output port to serve multiple downstream cable runs, enabling a daisy-chain wiring configuration where each controlled fixture links sequentially back to the Hydro-X adapter. This significantly reduces the number of discrete cable home-runs required in a multi-light zone. The 16 ft primary cable provides enough working distance to handle typical row spacing between the LMA adapter and the first fixture in a chain.

How It Fits a Commercial Build

In a properly configured Hydro-X lighting control architecture, the ECS-2 operates at the final leg of the signal path: Hydro-X controller → LMA adapter → ECS-2 cable set → LED driver. The controller handles the scheduling, photoperiod, and dimming logic; the LMA translates protocol; and the ECS-2 delivers the 0–10V or equivalent control signal to the driver's pigtail input terminals.

For facilities with fixtures positioned at varying distances from the LMA mount point, the ECS-2 can be combined with additional RJ12 extension cable (TrolMaster ECS-1 or bulk ECS-500 roll) to extend reach without breaking the daisy-chain topology. The ECS-2 is a low-cost, high-leverage accessory — skipping it or substituting improvised wiring in a Hydro-X installation typically results in unreliable dimming response or loss of zone control. Spec it per fixture group, not per fixture.

Specifications

SKUECS-2
ManufacturerTrolMaster
Primary Cable16 ft RJ12 communication cable
Converter Cable4 ft RJ12 to female barrel (two-screw terminal block)
Splitter Included1× T-shaped RJ12 Y-splitter
Driver InterfaceTwo-screw terminal block for pigtail/loose-wire LED driver leads
Compatible SystemTrolMaster Hydro-X (HCS-1, HCS-3, and related)
Typical LMA PairingLMA-14 and other LMA-series lighting control adapters
Package Dimensions156 mm (L) × 83 mm (W) × 30 mm (H)
Approx. Pack Weight0.18 kg

Frequently Asked Questions

Which TrolMaster LMA adapter does the ECS-2 pair with?

The ECS-2 is designed to work with TrolMaster's LMA-series lighting control adapters — most commonly the LMA-14, which handles 0–10V protocol control for a wide range of LED and HID fixtures. Check your specific LMA model's compatibility list to confirm which ECS cable variant is required for your driver type.

How many fixtures can I daisy-chain using one ECS-2 set?

The number of fixtures per LMA adapter port depends on the LMA model and fixture wattage/voltage — TrolMaster specifies per-LMA maximums in the technical documentation for each adapter (e.g., LMA-14 has defined per-circuit limits at higher voltages). The ECS-2's Y-splitter enables the daisy-chain topology, but always defer to the LMA's rated fixture count for your specific setup.

My LED driver has bare pigtail leads — is the ECS-2 the right cable?

Yes. The ECS-2 is specifically built for LED drivers with pigtail (loose wire) dimming leads. The 4 ft converter cable terminates in a two-screw terminal block that clamps directly onto the driver's bare leads. If your driver uses a different connector type — such as a threaded waterproof connector or a 4-pin IP65 connector — a different ECS variant (ECS-3, ECS-9, etc.) is the appropriate selection.

Can I extend the reach of the ECS-2 if 16 ft isn't enough?

Yes. The RJ12 communication bus used by Hydro-X is extensible. You can add a TrolMaster ECS-1 extension cable set or run custom-length cable from the ECS-500 bulk 500 ft RJ12 roll (with the MC-1 crimper) to extend the run between the LMA adapter and the first fixture in your chain.

Is the ECS-2 sold as a complete set or do components need to be purchased separately?

The ECS-2 is sold as a complete set. Each package includes the 16 ft RJ12 cable, the 4 ft RJ12-to-female-barrel converter cable with terminal block, and the T-shaped Y-splitter — everything needed to complete one daisy-chain run from an LMA adapter to a pigtail-wired LED driver.

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