The RS-399 series offers a heavy-duty alternative to traditional glass heaters. Its stainless steel construction makes it virtually unbreakable and resistant to the wear and tear of active fish. Featuring double-insulating heating elements, it provides efficient and uniform heat distribution.
The heater is fully submersible and features an easy-to-read temperature indicator with a simple adjustment knob, allowing you to dial in the perfect climate for your fish. Whether you are maintaining a tropical community or a specialized freshwater setup, this genuine RS Electrical product delivers professional-grade reliability.
Material: Unbreakable and non-corrosive Stainless Steel.
Operation: Automatic thermostat with easy temperature adjustment.
Safety: Double-insulating heating elements for secure operation.
Compatibility: Specifically designed for freshwater environments.
Design: Fully submersible with a clear, easy-to-read scale.
