100W-500W Submersible Aquarium Temperature Regulator for Fish Tanks

Create a consistent and comfortable aquatic environment with this submersible temperature controller, suitable for both freshwater and marine aquariums. Designed for reliable use, it features manual temperature adjustment, a shatter-resistant glass structure, and a protective outer shell to ensure long-lasting performance. The built-in thermostatic system maintains water temperatures from 13°C to 34°C (55°F to 92°F), supporting the well-being of your aquatic pets. Its intelligent warming cycle, alternating between 7-8 minutes of active warming and a 2-minute pause, helps prevent overheating and prolongs device life. The unit attaches securely to tank walls with dual suction cups, and the 1.9-metre power cable ensures flexible positioning. Features Submersible temperature control device for freshwater and saltwater aquariums Manual adjustment dial for temperatures between 13°C and 34°C (55°F-92°F) Durable explosion-resistant glass with a protective outer shell Indicator light shows real-time heating status Intermittent warming cycle improves temperature stability and efficiency Strong suction cups for secure and stable mounting Extended 1.9m power cord for flexible setup Available in 100W / 200W / 300W / 500W versions, compatible with different tank sizes Specifications Material: Shatterproof glass + ABS cover Voltage: 220-240V / 50-60Hz Temperature Range: 13°C-34°C (55°F-92°F) Power Cord Length: Approx. 1.9m Diameter: Approx. 2.2cm Device Length & Tank Suitability: 100W: 25cm (for 50-100L tanks) 200W: 29cm (for 100-150L tanks) 300W: 33cm (for 150-200L tanks) 500W: 37cm (for 200-300L tanks) Package Includes 1 × Submersible Temperature Controller (CN plug or CN plug + AU adapter) 2 × Suction Cups Notes This product uses a Chinese CN plug by default. Please choose the correct option from the listing: Device with CN plug Device with CN plug + AU adapter AU adapter only (no device included) Must be fully submerged during operation. Unplug at least 15 minutes before water changes or removal. Allow for 1-3cm variance due to manual measurement. Colour may slightly differ due to lighting or display. Regular cleaning helps maintain optimal performance.