RS Electrical Aquarium Heater is designed to maintain a stable and healthy temperature for tropical fish. Built with shatter-resistant glass and an accurate adjustable thermostat, this heater ensures reliable performance in both freshwater and marine aquariums. Available in multiple wattages to match every tank size, it delivers fast, safe, and consistent heating.

Technical Specifications & Tank Size Recommendation:

25W | 10–25 Liters | 8”–12” Tank

Adjustable thermostat, shatterproof glass, safe for small aquariums

50W | 25–50 Liters | 12”–16” Tank

Stable heating, energy-efficient, tropical fish suitable

75W | 50–75 Liters | 16”–20” Tank

Durable design, precise temperature control

100W | 75–100 Liters | 20”–24” Tank

Quick heating, automatic shut-off when out of water

150W | 100–150 Liters | 24”–28” Tank

High power, ideal for medium to large aquariums

200W | 150–200 Liters | 28”–32” Tank

Fast heating, safe for tropical and marine aquariums

300W | 200–300 Liters | 32”–36” Tank

Heavy-duty, large aquariums, reliable and durable

Key Features:

• Adjustable thermostat for precise temperature control
• Shatterproof glass body for durability
• Automatic safety shut-off to prevent overheating
• Suitable for freshwater and marine aquariums
• Multiple wattages available to fit different tank sizes