1. Introduction and Overview
This manual provides essential information for the safe and efficient installation, operation, and maintenance of your Theben theLeda B20L WH 1020683 LED Outdoor Floodlight. This 20W LED floodlight is designed for outdoor use and features a 360° rotatable spot for flexible illumination. It is also expandable with optional motion detector or light sensor modules. Please read these instructions carefully before installation and use.

Image 1.1: The Theben theLeda B20L WH 1020683 LED Outdoor Floodlight. This image shows the floodlight mounted on a white wall, highlighting its compact design and white finish.
2. Safety Instructions
- Electrical Safety: Installation must be performed by a qualified electrician in accordance with local wiring regulations. Ensure the power supply is disconnected before any installation, maintenance, or repair work.
- Outdoor Use: This product is designed for outdoor use and has an IP65 rating, indicating protection against dust and low-pressure water jets. However, ensure all connections are properly sealed to maintain this rating.
- Power Source: Connect only to an AC power source as specified in the product specifications (230 Volts).
- Mounting: Mount the floodlight securely on a stable surface, such as a wall, using appropriate fasteners.
- Heat: The LED floodlight may become warm during operation. Avoid touching the light source directly when it is active.
- Non-Dimmable: This floodlight is not dimmable. Do not connect it to a dimmer switch.
3. Package Contents
Please check the package contents upon receipt. The standard package for the Theben theLeda B20L WH 1020683 LED Outdoor Floodlight should include:
- 1 x Theben theLeda B20L WH 1020683 LED Outdoor Floodlight unit
- Instruction Manual (this document)
- Mounting hardware (may vary, typically screws and wall plugs)
Note: No additional components are included as standard. Optional modules (e.g., motion detector, light sensor) are sold separately.
4. Setup and Installation
The Theben theLeda B20L WH 1020683 LED Outdoor Floodlight is designed for wall mounting. Follow these steps for proper installation:
- Choose Location: Select a suitable outdoor location for wall mounting, ensuring it provides the desired illumination area and is within reach of the power supply.
- Disconnect Power: Before starting any electrical work, ensure the main power supply to the installation area is switched off at the circuit breaker.
- Mounting the Bracket: Secure the floodlight's mounting bracket to the wall using appropriate screws and wall plugs. Ensure the bracket is level and firmly attached.
- Wiring: Open the wiring compartment of the floodlight. Connect the AC power cables (Live, Neutral, Earth) to the corresponding terminals inside the floodlight. Ensure all connections are tight and secure. Refer to the internal wiring diagram if available on the unit.
- Close Compartment: Close the wiring compartment securely, ensuring the IP65 rating is maintained.
- Attach Floodlight: Attach the floodlight unit to the mounted bracket.
- Adjust Angle: The floodlight features a 360° rotatable spot. Adjust the light head to the desired angle for optimal illumination.

Image 4.1: Internal wiring compartment. This image displays the open wiring compartment of the floodlight, showing the terminals for electrical connections and the product's technical labels.

Image 4.2: 360° Rotatable Spot. This diagram illustrates the floodlight's ability to rotate 360 degrees, indicated by green arrows, allowing for flexible light direction.
Optional Module Installation:
If you have purchased an optional motion detector or light sensor module, refer to the specific instructions provided with that module for integration with the floodlight. These modules typically connect to designated ports or terminals within the floodlight's housing.
5. Operating Instructions
- Power On: Once installation is complete and all safety checks are performed, restore power to the circuit. The floodlight will illuminate.
- Light Adjustment: The floodlight's head can be manually rotated 360° to direct the light beam as needed.
- Remote Control (Optional): If an optional module with remote control functionality is installed, use the provided remote to adjust settings such as sensitivity or duration, as per the module's instructions.
- Non-Dimmable: This LED floodlight is designed for on/off operation only and is not dimmable. Attempting to use it with a dimmer switch may cause damage.
6. Maintenance
- Cleaning: Disconnect power before cleaning. Use a soft, damp cloth to wipe the exterior of the floodlight. Do not use abrasive cleaners or solvents, as these can damage the finish or seals.
- Inspection: Periodically inspect the floodlight for any signs of damage, loose connections, or wear. Ensure the mounting remains secure.
- LED Replacement: The LED light source is integrated and not user-replaceable. If the LEDs fail, the entire unit typically requires replacement.
7. Troubleshooting
If you encounter issues with your Theben theLeda B20L WH 1020683 LED Outdoor Floodlight, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | No power supply. Loose wiring connection. Faulty circuit breaker. | Check if the power supply is on. Inspect wiring connections (ensure power is off first). Check and reset the circuit breaker. |
| Light flickers or is dim. | Unstable power supply. Loose wiring. Incompatible dimmer switch (if mistakenly connected). | Ensure stable power. Check wiring. Disconnect from any dimmer switch. |
| Optional sensor not working. | Incorrect installation of module. Module settings incorrect. | Refer to the instruction manual for the specific optional module. Check connections and settings. |
If the problem persists after attempting these solutions, please contact customer support or a qualified electrician.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | 1020683 |
| Brand | Theben |
| Product Dimensions (L x W x H) | 16.7 x 14.8 x 20.2 cm |
| Weight | 600 grams |
| Color | White |
| Material | Plastic |
| Style | Minimalist |
| Fixture Shape | Wall-mounted |
| Room Type | Outdoor |
| Specific Uses | Garden |
| Power Source | AC |
| Installation Type | Wall Mount |
| Features | Motion detector (optional), Remote control (optional) |
| Control Method | Remote Control (optional) |
| Bulb Type | LED |
| Number of Bulbs | 1 (integrated) |
| Voltage | 230 Volts |
| Light Color Temperature | 5000 K (Cool White) |
| Wattage | 20 Watts |
| Luminous Efficacy | 2000 lumens (75 lumens per watt) |
| Ingress Protection (IP) Rating | IP65 (Waterproof) |
| Switch Type | Motion detector (optional) |
| Assembly Required | Yes |
| Shade Material | Plastic |
| Finish | Powder coating |

Image 8.1: Dimensional Drawing. This technical drawing provides precise measurements of the floodlight from front and side views, indicating its length, width, and height in millimeters.
9. Warranty and Support
Specific warranty details for the Theben theLeda B20L WH 1020683 LED Outdoor Floodlight are not provided in this manual. For warranty information, please refer to the documentation included with your purchase or contact the retailer or manufacturer directly.
For technical support, troubleshooting assistance beyond what is covered in this manual, or inquiries about optional modules, please contact Theben customer service or your authorized dealer.