---
product_id: 336060987
title: "OASE BioMaster Thermo External Filter with Built-in Heater for Aquariums up to 160 gallons, Multi-stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering"
brand: "oase"
price: "¥376880"
currency: JPY
in_stock: true
category: "Oase"
url: https://www.desertcart.jp/products/336060987-oase-biomaster-thermo-external-filter-with-built-in-heater-aquariums
store_origin: JP
region: Japan
---

# Whisper-quiet operation Built-in adjustable heater 66°F-90°F 4-stage multi-media filtration OASE BioMaster Thermo External Filter with Built-in Heater for Aquariums up to 160 gallons, Multi-stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering

**Brand:** oase
**Price:** ¥376880
**Availability:** ✅ In Stock

## Summary

> 🔥⚙️ Elevate your aquarium game with the all-in-one BioMaster Thermo – clarity, control, and convenience in one sleek package!

## Quick Answers

- **What is this?** OASE BioMaster Thermo External Filter with Built-in Heater for Aquariums up to 160 gallons, Multi-stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering by oase
- **How much does it cost?** ¥376880 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/336060987-oase-biomaster-thermo-external-filter-with-built-in-heater-aquariums)

## Best For

- oase enthusiasts

## Why This Product

- Trusted oase brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety First Design:** Secure locks and detachable aquastop prevent spills and protect your setup during maintenance.
- • **Effortless Maintenance:** EasyClean Pre-filter module removes in seconds, boosting efficiency and extending foam life.
- • **Precision Climate Control:** Integrated heater with bi-metal tech and fine-tuning knob ensures perfect aquatic temperature.
- • **Crystal Clear Water, Always:** 4-stage sealed filtration with activated carbon and Hel-X Biomedia for optimal water purity.
- • **Premium Engineering & Warranty:** German-engineered, made in Italy, backed by a 4-year warranty for peace of mind.

## Overview

The OASE BioMaster Thermo is a premium external canister filter designed for aquariums up to 160 gallons. It features a built-in adjustable heater (66°F-90°F) to maintain optimal water temperature while minimizing in-tank clutter. Its innovative EasyClean Pre-filter module simplifies maintenance, enhancing filter efficiency and longevity. The advanced 4-stage filtration system combines activated carbon, multiple foam densities, and Hel-X Biomedia to ensure crystal-clear, healthy water. Engineered in Germany and made in Italy, it includes safety locks, a detachable aquastop, and comes with a comprehensive 4-year warranty, making it the ultimate choice for serious aquarium enthusiasts.

## Description

The OASE BioMaster Filter is a game-changer for aquarium enthusiasts, offering convenience and efficiency. Its unique EasyClean Pre-filter module allows you to quickly remove and clean it without having to disassemble the entire unit. This reduces maintenance time and boosts the filter's performance while prolonging the life of the main foams. The best part? Thanks to quicker and simple maintenance, you spend more time enjoying your beautiful aquarium! Even better, the BioMaster Thermo models come with a built-in heater that not only reduces clutter inside the tank, but it also keeps your aquatic inhabitants safe from direct contact with the heater. You can easily adjust the temperature between 66°F and 90°F and also calibrate within +/- 2°F. - ensuring the perfect environment for your fish. The BioMaster's four-stage filtration system guarantees crystal clear water, as it flows through various media, including activated carbon and OASE Hel-X Biomedia, creating an ideal habitat for beneficial bacteria. Safety is also a top priority, with secure locks and an aquastop feature that prevents spills during cleaning. Manufactured in Italy with German engineering, this filter quality is unmatched and OASE stands behind the quality of the product with a 4-year warranty (3 + 1 year when you register online). Included in the box are all the necessary accessories for your set-up, so you'll be up and running so you can enjoy your aquarium!

## Features

- THE MOST CONVENIENT CANISTER FILTER ON THE MARKET – The BioMaster's EasyClean Pre-filter module can be removed separately from the rest of the filter. This makes maintenance fast and simple. It also increases filter efficiency and extends the life of main filter foams.
- BUILT-IN HEATER - Houses heater to minimize in-tank equipment, while also protecting inhabitants from direct contact. Temperature controlled via bi-metal technology with a thermal shutoff for safety. Adjustable between 66°F - 90°F with a secondary knob for fine-tuning within +/- 2°F.
- CLEAN, CLEAR, HEALTHY WATER – Engineered with 4-stage sealed filtration pathways, this filter ensures water travels the most efficient path through activated carbon foams, filter foams of differing pore densities, and Hel-X Biomedia – all providing ideal surface area for beneficial bacteria settlement.
- BUILT-IN SAFETY FEATURES - Designed with safety locks on the handle, pre-filter, and aquastop to avoid spills during maintenance. The aquastop is detachable for easy movement of the filter without affecting the tubing setup.
- QUALITY DESIGN – Made in Italy, with German engineering from OASE and backed by a 4-year warranty (3 + 1 year with online registration). Includes all the necessary fittings for your setup: intake tube with inlet strainer, water distributor nozzle, spray bar, inlet adapter and outlet adapter with flow control, tubing, fittings, heater adapter, and 6 ft. power cords (one cord for filter, one cord for heater).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07LHFRR93 |
| Brand Name | OASE |
| Capacity | 600 Liters |
| Country Of Origin | USA |
| Customer Reviews | 4.2 4.2 out of 5 stars (217) |
| Global Trade Identification Number | 00706759551502 |
| Installation Type | Freestanding |
| Item Dimensions L x W x H | 23.9L x 23.9W x 23.9H Centimeters |
| Item Type Name | Filter |
| Item Weight | 6 kg |
| LowerTemperature Range | 66 Degrees Fahrenheit |
| Manufacture Year | 2023 |
| Manufacturer | OASE |
| Manufacturer Part Number | 55150 |
| Material Type | Plastic and other materials |
| Maximum Flow Rate | 350 Gallons Per Minute |
| Model Name | 55150 |
| Model Number | 55150 |
| Number of Items | 1 |
| Other Special Features of the Product | Filtration |
| Power Source Type | Ac_dc |
| Purification Method | Activated Carbon |
| UPC | 706759551502 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 90 Degrees Fahrenheit |
| Whats in the box? | Aquarium Filter with heater, filter media, tubing, intake and outflow tubes, diffuser, spray bar, fittings, and power cable |

## Product Details

- **Brand:** OASE
- **Capacity:** 600 Liters
- **Material:** Plastic and other materials
- **Product Dimensions:** 23.9L x 23.9W x 23.9H Centimeters
- **Special Feature:** Filtration

## Images

![OASE BioMaster Thermo External Filter with Built-in Heater for Aquariums up to 160 gallons, Multi-stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering - Image 1](https://m.media-amazon.com/images/I/71ejyvwpmjL.jpg)
![OASE BioMaster Thermo External Filter with Built-in Heater for Aquariums up to 160 gallons, Multi-stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering - Image 2](https://m.media-amazon.com/images/I/41vxpzDYxDL.jpg)
![OASE BioMaster Thermo External Filter with Built-in Heater for Aquariums up to 160 gallons, Multi-stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering - Image 3](https://m.media-amazon.com/images/I/41podHnYAqL.jpg)
![OASE BioMaster Thermo External Filter with Built-in Heater for Aquariums up to 160 gallons, Multi-stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering - Image 4](https://m.media-amazon.com/images/I/51QitNWWivL.jpg)
![OASE BioMaster Thermo External Filter with Built-in Heater for Aquariums up to 160 gallons, Multi-stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering - Image 5](https://m.media-amazon.com/images/I/41rn095ocFL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- OASE Indoor Aquatics Biomaster Thermo 600
- Seachem Matrix, 4 L / 1 gal.
- OASE Indoor Aquatics Pre-Filter Foam Set of 6 for The Biomaster 30 Ppi, Black

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-26*