Bosch GLI 18V-4000 C PROFESSIONAL Black, Blue LED

The Bosch GLI 18V-4000 C Professional is a freestanding 18 V work light with high-power LED output up to 4,000 lumens. Designed for professional job sites, it combines a compact footprint (292 x 182 x 240 mm) with a robust metal housing protected by a shock-absorbing rubber frame and heavy-duty safety bars. The unit accepts all Bosch Professional 18 V batteries and chargers and includes a user interface with brightness and battery charge indicators, plus Bluetooth connectivity for remote control via the Toolbox app.

Advantages

The work light delivers strong, uniform illumination across large areas with three selectable brightness levels. Its solid metal body and protective rubber frame increase resistance to impacts, while the heavy-duty bars protect the lamp head in rough conditions. Bluetooth connectivity enables remote adjustments and monitoring through the MyTools tile in the Toolbox app. The adjustable tilt and a 5/8" tripod thread allow flexible positioning for different work situations.

Suitable for (tasks / use cases)

Key specifications

How to use

Fit a compatible Bosch Professional 18 V battery, switch on the light and select the required brightness level using the user interface. Adjust the lamp angle to target the work area and, if needed, mount the light on a tripod using the 5/8" thread for elevated positioning. Use the charge level indicator to monitor remaining battery life and recharge with a compatible Bosch charger when necessary. For remote control and fine adjustments, pair the light with the Toolbox app and use the MyTools tile.

Recommendations

For prolonged operation at high output, monitor battery charge and keep spare charged batteries available. Avoid exposing the electrical contacts to moisture and inspect the rubber frame and safety bars regularly for damage after heavy use.