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A black adjustable fish tank heater with a silver cylindrical body and a digital display showing 28 degrees.
A set of black adjustable fish tank heaters with long coiled wires and a digital control unit.
A black USB adjustable fish tank heater with a digital display showing 28 degrees is shown next to an aquarium.
A silver fish tank heater with a black cord is shown submerged in water amidst green aquatic plants.
A hand holds a glass fish tank containing a goldfish and a small orange kitten, with an XL-601A heater nearby.
A black USB adjustable fish tank heater with a connector and cable is shown against a light blue shield background.
A glass tube with a heating coil is shown surrounded by glowing orange rings against a dark, textured background.
A black cylindrical device labeled XL-601A is shown with water flowing around it against a dark background.
A small glass fish tank containing a goldfish and aquatic plants, with a 3cm measurement indicator.
A hand holds a black heating rod with a 5 cm length and 2 cm diameter for an adjustable fish tank heater.
A set of black adjustable fish tank heaters with flexible tubing and power cords.
A black adjustable fish tank heater with a flexible coiled wire and a USB connector is shown next to a white ceramic heating
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USB Adjustable Fish Tank Heater

Regular price $45.99 Sale price $38.99 – $40.99

Why customers love it

Achieve perfect water conditions with precise heating.

This compact submersible heater offers precise control and reliable performance for your aquatic life.

  • Precise temperature adjustment to ensure optimal water conditions
  • Compact design suitable for mini and micro fish tanks
  • Constructed with durable materials for safe operation
  • Reliable heating element for consistent temperature maintenance
  • Suitable for both fresh and saltwater tanks
A black adjustable fish tank heater with a silver cylindrical body and a digital display showing 28 degrees.

Why Choose This Heater?

Precise Temperature Control

Offers precise temperature adjustment to ensure optimal water conditions.

Compact Design

The compact design is suitable for mini and micro fish tanks.

Built to Last

Constructed with durable materials for safe operation.

Consistent Performance

Features a reliable heating element for consistent temperature maintenance.

Specs

The details that matter

Built to last outdoors, season after season.

Power Output
20 Watts, 15 Watts

Our worry-free shopping promise

If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.

Frequently asked questions

Everything you might want to know before you order.

What is the power output of the heater?

The available power outputs for this heater are 20 Watts or 15 Watts.

Is this heater suitable for saltwater tanks?

Yes, this heater is suitable for both fresh and saltwater tanks.

Is the design compact enough for small tanks?

Yes, the compact design is suitable for mini and micro fish tanks.

Shipping & returns

Shipping

  • Delivers to United States (based on your selected country/region).
  • Estimated delivery: 3–15 business days after dispatch.
  • Shipping cost: Free.

Returns

You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.

Shipping policyReturn & refund policy

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