SunSun JRB-250 Aquarium Heater with Thermostat 500W

The SunSun JRB-250 Aquarium Heater with Thermostat 500W is a reliable fully submersible aquarium heater designed to maintain a stable water temperature in aquariums from 300 to 600 litres. Featuring a precise built-in thermostat and a durable heating element, it provides consistent and efficient heating for larger aquarium systems.

The integrated thermostat automatically maintains the selected temperature, switching the heater on whenever the water temperature drops below the set level. The adjustable temperature range of 18°C to 34°C allows you to create the ideal environment for a wide variety of aquarium fish and aquatic life.

Designed for continuous underwater operation, the heater features an IPX8 waterproof rating, making it safe for full submersion. A clear temperature scale and LED operation indicator allow easy monitoring, while the large adjustment dial enables quick and accurate temperature setting. The included suction cup mounting brackets ensure secure installation inside the aquarium.

Key Features

• Fully submersible aquarium heater
• Power: 500W
• Recommended for aquariums 300–600 litres
• Built-in automatic thermostat
• Adjustable temperature range: 18°C to 34°C
• Automatic temperature maintenance
• IPX8 waterproof rating
• LED heater operation indicator
• Easy-to-read temperature scale
• Large, precise temperature adjustment knob
• Includes suction cup mounting brackets
• Tested before sale

Technical Specifications

• Brand: SunSun
• Model: JRB-250
• Power: 500W
• Recommended aquarium size: 300–600L
• Temperature range: 18°C – 34°C
• Power supply: 230V
• Power cable length: 190 cm
• Dimensions: 37 × 3 cm (including adjustment knob)
• Waterproof rating: IPX8
• Type: Fully submersible aquarium heater