TUNZE Osmolator® Universal 3155 – Advanced Automatic Water Level Controller **ITEM USED ** WEAR AND TEAR**

The TUNZE Osmolator® Universal 3155 is a premium automatic top-off (ATO) system designed to maintain a constant water level in freshwater and marine aquariums. By automatically replacing evaporated water, it helps preserve stable salinity and water parameters, creating a healthier environment for fish, corals, and other aquatic inhabitants.

Featuring a highly accurate optical infrared sensor for day-to-day water level monitoring and an independent safety float switch for backup protection, the Osmolator® 3155 delivers exceptional reliability and peace of mind. The system comes complete with a low-voltage metering pump, controller, hose, magnetic mounting hardware, and power supply, making installation quick and straightforward.

**ITEM USED ** WEAR AND TEAR**

Key Features:

• Automatic Water Top-Off: Replaces evaporated water to maintain a consistent water level.
• Dual-Sensor Safety System: Optical infrared sensor with independent float switch backup for enhanced reliability.
• Stable Aquarium Conditions: Helps maintain salinity and water chemistry in marine and freshwater systems.
• Complete Ready-to-Use Kit: Includes controller, metering pump, hose, magnet holder, and power supply.
• Versatile Installation: Suitable for sump tanks, reef aquariums, cabinet filtration systems, and aquarium edges.
• Low Maintenance Operation: Reliable performance with minimal user intervention.

The TUNZE Osmolator® Universal 3155 is widely regarded as one of the most dependable automatic top-up systems available, helping aquarists maintain optimal water levels with precision and ease.