Marineland Precision Submersible Heater - 250 W

  • Ideal for aquariums up to 70 gallons
  • Length: 14.5"
  • Perfect for Freshwater or Marine aquariums
  • New safer thermal switch feature
  • Will reset if it turns off (Resettable Fuse)
  • More reliable temperature reading (Accurate)
  • Easy to adjust temperature dial
  • cUL listed heater

MarinelandSKU: 047431906532

- Availability: Backordered
   This item ships or is available for pickup in-store in 3-10 business days after order.
- Qualifies for free shipping *

Sale price$48.99


Enjoy safe, reliable heater performance for stable aquarium water temperatures. Marineland Precision Submersible Heater features a thermal safety switch to prevent heater failure during operation. Heater turns off automatically when temperature exceeds pre-set internal parameters and turns back on once it cools down. Perfect for freshwater or marine aquariums. UL Listed

Marineland Precision Submersible Heater is loaded with convenient, user-friendly features including a top-view scale and high-visibility sliding scale for dual visual confirmation of temperature adjustments. "Click Set" temperature control knob lets you accurately dial in desired temperature with ±1°F precision with every click. Advanced mesh heating element surrounds a mica core for superior heat transfer and durable performance.


  • Adjustable Temperature Dial: Easy to adjust temperature dial sets temperature ±1°F with every "click."
  • High Visibility Temp Display: Easy-to-view sliding scale tells the exact temperature setting. Top dial view shows the setting from an additional location.
  • Thermal Switch: Safety feature prevents heater failure during use. Heater automatically turns off as temperature rises above an internal pre-set and turns back on once it cools down.
  • Triac Control: Switches heater on and off for a superior performance and enhanced reliability.
  • Mounting Bracket: Advanced mounting bracket securely attaches to glass and provides three window positions allowing temperature display to be viewed from multiple angles.
  • Advance Heating Element: Flattened mesh heating element surrounds a mica core for superior heat transfer with advanced durability.

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