1. Introduction
This manual provides detailed instructions for the safe and efficient installation, operation, and maintenance of the ASD LED Linear Strip Light, Model LSF5 4FT. This fixture is designed for commercial and industrial applications, offering adjustable color temperature and power output, along with dimmable functionality. Please read this manual thoroughly before installation and retain it for future reference.

Image 1.1: The ASD LED Linear Strip Light (LSF5 4FT) and its product packaging.
2. Safety Information
To reduce the risk of death, personal injury, or property damage from fire, electric shock, falling parts, cuts/abrasions, and other hazards, read all warnings and instructions included with and on the fixture box and all fixture labels.
- Installation must be performed by a qualified electrician in accordance with the National Electrical Code (NEC) and local code requirements.
- Disconnect power at the fuse or circuit breaker before installation or servicing.
- Ensure the supply voltage is correct by comparing it with the luminaire label information. This fixture operates on 120-277V circuits.
- Do not handle energized fixtures with wet hands or when standing on wet or damp surfaces.
- Do not modify or alter the wiring, enclosure, or components of the fixture.
- Wear safety glasses and gloves during installation and maintenance.
- Keep combustible and other materials that can burn away from the lamp and lens.
- This fixture is rated for Damp Locations. Do not install in areas with direct water exposure.
3. Product Features
The ASD LED Linear Strip Light LSF5 series offers advanced features for versatile lighting solutions:
- Durable Commercial Grade Housing: Resistant to rust and impact, ensuring longevity in various environments.
- Anti-Glare PMMA Lens: Provides even light distribution, reducing harsh glare for improved visual comfort.
- Color and Power Selectable: Easily adjust between 3500K (neutral white), 4000K (cool white), or 5000K (daylight) color temperatures, and select desired power output (44W, 36W, 28W, 22W) via simple switches.
- Linkable Design: Multiple fixtures can be connected together using an optional connection bracket (ASIN B0D7MM6P9G, sold separately) for continuous lighting runs.
- Dimmable: Features a 0-10V dimmable driver for adjustable brightness.
- Certifications: UL and DLC Standard certified, guaranteeing product quality and safety.

Image 3.1: Overview of the key features of the LSF5 LED Linear Strip Light.

Image 3.2: The durable commercial grade housing of the fixture, resistant to rust and impact.

Image 3.3: The anti-glare PMMA lens ensures even light distribution.
4. Setup and Installation
Refer to the official user manual PDF for complete installation instructions. A qualified electrician should perform all electrical work.
General Installation Steps:
- Mounting: The fixture can be ceiling mounted. Insert the chain on each hook and insert the hook into the installation holes. Attach the chain to the ceiling and adjust until balanced and secure.
- Wiring: Connect wires from the fixture to the power supply. Ensure all connections are secure and contained within a metal or plastic wire hose.

Image 4.1: Basic installation steps for the linear strip light.
For detailed instructions and diagrams, please download the full user manual PDF: Download User Manual (PDF)
Linkable Design:
The fixture supports linking multiple units for extended lighting. An optional connection bracket (ASIN B0D7MM6P9G) is required for this feature.

Image 4.2: Illustration of the linkable design for connecting multiple fixtures.
5. Operating Instructions
The ASD LED Linear Strip Light features adjustable color temperature and power settings, along with dimmable functionality.
Color and Power Selection:
Located on the fixture, there are switches to select the desired color temperature (3500K, 4000K, 5000K) and power output (44W, 36W, 28W, 22W). Adjust these switches before final installation or when power is disconnected to set your preferred lighting characteristics.

Image 5.1: Switches for adjusting color temperature and power output.
Dimming:
This fixture is compatible with 0-10V dimmers. Connect the dimming wires to a compatible 0-10V dimmer switch to control the brightness level. Ensure the dimmer is installed according to its manufacturer's instructions and local electrical codes.
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your LED Linear Strip Light.
- Cleaning: Clean the fixture and lens periodically with a soft, dry, or slightly damp cloth. Do not use abrasive cleaners or solvents, as they may damage the finish or lens. Ensure the fixture is cool and power is disconnected before cleaning.
- Inspection: Periodically inspect the fixture for any signs of damage, loose wiring, or mounting issues. Address any concerns promptly.
- No User-Serviceable Parts: The LED components are integrated and not user-replaceable. Do not attempt to open or repair the fixture.
7. Troubleshooting
If you encounter issues with your ASD LED Linear Strip Light, refer to the following troubleshooting guide:
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on | No power supply Loose wiring connection Faulty switch or circuit breaker | Check power source and circuit breaker. Verify all wiring connections are secure (ensure power is off). Test the switch or circuit breaker. |
| Light flickers or dims inconsistently | Incorrect dimmer type Loose wiring Voltage fluctuations | Ensure a compatible 0-10V dimmer is used. Check all wiring connections. Consult an electrician to check supply voltage stability. |
| Incorrect color temperature or brightness | Switches set incorrectly | Ensure power is off, then check and adjust the color and power selection switches on the fixture. |
| Fixture is making unusual noises | Loose components Electrical issue | Disconnect power immediately. Contact a qualified electrician or customer support. |
If the problem persists after attempting these solutions, contact ASD customer support.
8. Specifications
Detailed technical specifications for the ASD LED Linear Strip Light LSF5 4FT:

Image 8.1: Product dimensions and key electrical specifications.
| Attribute | Value |
|---|---|
| Brand | ASD |
| Model Name | LSF5 |
| Part Number | A-LSF5-4A44AC |
| Size | 4FT | 1pk |
| Material | Metal, PMMA |
| Product Dimensions (L x W x H) | 46.6" x 2.6" x 2.7" (1184mm x 66mm x 69mm) |
| Power Source | Hardwired |
| Voltage | 120-277 Volts |
| Wattage | 44 watts (Adjustable: 44W, 36W, 28W, 22W) |
| Brightness | 5853 Lumen (at 44W) |
| Efficiency | 133.02 lumens per watt |
| Color Temperature | 3500K, 4000K, 5000K (Selectable) |
| Average Life | 54,000 Hours |
| Control Method | Touch (for internal switches), 0-10V Dimming |
| Indoor/Outdoor Usage | Indoor (Damp Locations rated) |
| Mounting Type | Ceiling Mount |
| Included Components | LED Light Fixture, Power Cord |
| UPC | 810050730242 |
9. Warranty and Support
ASD provides a 5-year limited warranty for the LED Linear Strip Light LSF5 series. This warranty covers defects in materials and workmanship under normal use and service.
For warranty claims, technical support, or any inquiries regarding your product, please refer to the contact information provided with your purchase or visit the official ASD Lighting website. Always have your model number (LSF5 4FT) and part number (A-LSF5-4A44AC) available when contacting support.
Additional resources, including the full user manual, can be found at: https://manuals.plus/m/5657f7657b7d741b74563f1d23c538ab614a5eaf48d2195c16700179173421f5
