RS (25W | 50W | 100W | 200W | 300W) Aquarium Heater

Consistent Heating for a Safe and Healthy Aquarium

Maintain the ideal temperature for your aquatic pets with the RS Series Submersible Aquarium Heaters, available in 25W, 50W, 100W, 200W, and 300W models to suit a wide range of tank sizes from up to 20 liters to 250 liters.

Each heater features an easy-to-adjust temperature control dial (20?C?34?C), a durable quartz glass body resistant to cracking, and a fully submersible design that ensures even heat distribution. Whether you?re keeping tropical fish, shrimp, or a planted tank, the RS Heater helps maintain stable, healthy conditions all year round.

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Key Features:

• Adjustable Temperature Dial
  Set the exact temperature you need between 20?C and 34?C for optimal fish health.

• Quartz Glass Construction
  High-durability, crack-resistant design safe for both freshwater and marine tanks.

• Fully Submersible
  Designed for safe underwater operation ? can be mounted vertically or horizontally.

• Power Indicator Light
  Illuminates when the heater is actively heating, so you always know it?s working.

• Strong Suction Cups
  Included for easy, secure mounting to the tank wall.

• Safe for Beginners & Experts
  Simple to use and reliable for daily, long-term operation.

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How to Use:

1. Set the desired temperature on the dial before placing it in the aquarium.

2. Submerge the heater fully in water and mount it using the suction cups.

3. Place it near the filter outlet or water circulation for even heat spread.

4. Plug in the heater. The indicator light will turn on to show it?s heating.

5. Use a separate aquarium thermometer to monitor temperature for best results.

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How to Remove Safely:

• Always unplug the heater first before touching it.

• Do not remove it immediately. Let the heater cool down in water for 10?15 minutes before taking it out.

• Once cool, gently detach it and remove it from the tank.

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Model Guide:

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What’s Included:

• 1 x RS Aquarium Heater (your selected wattage)

• 2 x Suction cups (pre-attached)

• 1 x Instruction label (on the packaging)

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Why Choose RS Aquarium Heaters?

If you want a reliable, easy-to-use, and affordable heater for your freshwater or saltwater tank, the RS series delivers on all fronts. Whether you’re a beginner or seasoned fishkeeper, these heaters are built for worry-free performance and safe daily operation.