About This

• ±1℉Precision Control & Rapid Heating:Experience faster, more uniform heating with our 1000W aquarium heater. Its advanced core combines a nickel-chromium heating element with quartz glass to turbocharge heat transfer and eliminate cold spots. The system maintains this environment with exceptional ±1℉ accuracy, eliminating harmful temperature swings and providing a consistently stable home for your beloved fish.
• Over-Temperature & Dry-Run Protection：Engineered with intelligent safety shut-off, this aquarium heater automatically powers down and displays a clear error code upon detecting low water levels or excessive temperatures. This advanced fail-safe mechanism proactively prevents overheating accidents, ensuring complete protection for your fish and prevent "boiling fish".
• Built for Safety, Engineered to Last：This submersible heater features a durable, explosion-proof and corrosion-resistant quartz glass heating tube. Its high-grade sealing and insulation materials are formulated to withstand prolonged underwater use, preventing electrical leaks and guaranteeing safe and dependable operation in all freshwater and saltwater setups.
• One Heater, Many Uses：This heater for fish tank features strong suction cups for reliable vertical or horizontal installation, adapting to various aquarium depths. With an adjustable temperature range of 59-93℉ (15-34℃), it provides ideal heating for diverse aquatic life including Bettas, Koi, Discus, and turtle tanks (requires horizontal placement),and more.
• Your Aquarium's Thermal Guardian：200W/300W/500W/800W/1000W heater for aquarium, suitable for 20-277 Gallon fish tanks. It is a great choice for fish aquarium and outdoor fish ponds alike. The heater's memory function allows it to maintain the previous set temperature upon restarting, requiring no further operation. With a 2-year warranty service, you get more assurance.