Analog heaters have been used for a long time and there's a reason--these heaters are tried, tested and true. Our heaters are simple, reliable and cost effective. We have the best selection of aquarium analog heaters in sizes ranging from 25W to 400W.

• Fully Submersible
• High Tank Capacity: Up to 100 gallons
• Power: Up to 400 Watts
• Temperature Range: 68-93F
• Easy to use temperature setting
• Suitable for fresh and saltwater use

• Wattage: 50W Up to 13 Gallons,
• Wattage: 75W Up to 20 Gallons,
• Wattage: 100W Up to 25 Gallons,
• Wattage: 150W Up to 40 Gallons,
• Wattage: 200W Up to 50 Gallons,
• Wattage: 250W Up to 65 Gallons,
• Wattage: 300W Up to 75 Gallons,