1. Introduction
The Ecosense TROV L50 Interior LED Cove Light is a high-performance linear LED fixture designed for interior cove lighting applications. This manual provides essential information for the safe and proper installation, operation, and maintenance of your TROV L50 fixture. Please read all instructions carefully before installation and retain this manual for future reference.

Figure 1.1: Front view of the Ecosense TROV L50 LED Cove Light, showcasing the illuminated LED array.
2. Safety Information
WARNING: Risk of electric shock. Disconnect power before installation or servicing. All electrical work must be performed by a qualified electrician and conform to all applicable national and local electrical codes.
- Do not install in wet locations unless specifically rated for such use.
- Ensure the supply voltage matches the fixture's rated voltage (120-277V).
- Do not modify the fixture or use non-approved components.
- Avoid direct eye exposure to the light source when illuminated.
- Handle the fixture with care to prevent damage.
3. Package Contents
Verify that all components are present and undamaged upon opening the package. If any items are missing or damaged, contact your supplier immediately.
- Ecosense TROV L50 Interior LED Cove Light Fixture (1 unit)
- Installation Guide (this manual)
- Mounting hardware (may vary based on specific kit)
Note: Jumpers and leader cables are not included and must be purchased separately.
4. Setup and Installation
Installation should be performed by a qualified professional in accordance with the National Electrical Code (NEC) and all local building and electrical codes.
4.1 Pre-Installation Steps
- Disconnect Power: Ensure power to the installation area is completely turned off at the circuit breaker.
- Inspect Fixture: Carefully remove the fixture from its packaging and inspect for any physical damage.
- Plan Layout: Determine the exact mounting location and wiring path for optimal light distribution and accessibility.
4.2 Mounting the Fixture
- Securely attach the mounting clips (if supplied) or brackets to the desired surface using appropriate fasteners. Ensure the mounting surface can support the weight of the fixture.
- Carefully snap or slide the TROV L50 fixture into the mounted clips/brackets. Ensure it is firmly seated.
4.3 Electrical Connection
The TROV L50 operates on 120-277V. Wiring must be done by a qualified electrician.
- Connect the fixture's input cable to the main power supply. Follow standard wiring practices for line, neutral, and ground connections.
- If connecting multiple fixtures, use appropriate jumper cables (not included) to link them. Ensure total wattage does not exceed circuit capacity.
- For dimming functionality, connect the dimming control wires to a compatible ELV (Electronic Low Voltage) dimmer. The fixture supports 0.07%-100% dimming with Reverse Phase/Trailing Edge dimmers.
- Verify all connections are secure and insulated.

Figure 4.1: Side view of the Ecosense TROV L50 LED Cove Light, illustrating the power input and output connectors for linking multiple units.
4.4 Post-Installation
- Once all connections are made and secured, restore power to the circuit.
- Test the fixture for proper operation, including dimming if applicable.
5. Operating Instructions
The Ecosense TROV L50 LED Cove Light is designed for straightforward operation once installed.
5.1 Power On/Off
Turn the fixture on or off using the wall switch or circuit breaker connected to the fixture's power supply.
5.2 Dimming Functionality
If connected to a compatible ELV (Electronic Low Voltage) dimmer, adjust the light output by manipulating the dimmer control. The TROV L50 supports smooth dimming from 0.07% to 100% with Reverse Phase/Trailing Edge dimmers.
6. Maintenance
The TROV L50 LED Cove Light requires minimal maintenance. Regular cleaning and inspection will help ensure optimal performance and longevity.
6.1 Cleaning
- Disconnect Power: Always turn off power to the fixture before cleaning.
- Exterior Cleaning: Use a soft, dry, or slightly damp cloth to wipe the exterior surfaces. Do not use abrasive cleaners, solvents, or cleaners containing ammonia, as these can damage the finish or optical components.
6.2 Inspection
- Periodically inspect the fixture for any signs of physical damage, loose connections, or discoloration.
- Ensure mounting hardware remains secure.
- If any issues are observed, disconnect power and consult a qualified electrician or contact Ecosense support.
7. Troubleshooting
Before attempting any troubleshooting, ensure power is disconnected. If the problem persists after following these steps, contact Ecosense customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Fixture does not turn on. | No power supply; Loose wiring; Faulty switch/breaker; Damaged fixture. | Check power supply at the source; Verify all wiring connections are secure; Test switch/breaker; If fixture is damaged, replace it. |
| Light output is inconsistent or flickers. | Incompatible dimmer; Loose wiring; Power fluctuations. | Ensure dimmer is ELV Reverse Phase/Trailing Edge compatible; Check wiring connections; Consult an electrician to check power stability. |
| Dimming does not work. | Incompatible dimmer; Incorrect dimmer wiring. | Verify dimmer compatibility with ELV Reverse Phase/Trailing Edge; Check dimmer wiring according to manufacturer instructions. |
8. Specifications
The following specifications apply to the Ecosense TROV L50 Interior LED Cove Light (Model L50-I-12-10-27-90-MULT-9X9).

Figure 8.1: Side view of the Ecosense TROV L50 LED Cove Light, displaying the product label with model and electrical specifications.
| Feature | Specification |
|---|---|
| Model Number | L50-I-12-10-27-90-MULT-9X9 |
| Brand | Ecosense |
| Light Type | Interior LED Cove Light |
| Color Temperature | 2700K |
| Wattage | 10 Watts |
| Voltage | 120-277 Volts |
| Dimming | ELV Tyle 0.07%-100%, Reverse Phase, Trailing Edge Dimming |
| Beam Angle | Grazing 9x9 |
| Length | 12-Inch |
| Product Dimensions | 1.63 x 12 x 2 inches |
| Item Weight | 1.4 Pounds |
| Power Source | Corded Electric |
| Finish Type | Gray |
| UPC | 703158655213 |
9. Warranty and Support
Ecosense products are manufactured to high standards and are backed by a manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty documentation provided with your purchase or visit the official Ecosense website.
For technical support, troubleshooting assistance, or to inquire about replacement parts, please contact Ecosense customer service through their official channels. When contacting support, please have your product model number (L50-I-12-10-27-90-MULT-9X9) and purchase information readily available.





