Tunze Comline DOC Skimmer 9012 DC

Tunze Comline DOC Skimmer 9012 DC: Compact Powerhouse for Reef Tanks

The Tunze Comline DOC Skimmer 9012 DC delivers efficient, whisper-quiet skimming in a space-saving footprint. Built for hobbyists with mid- to large-sized aquariums, this unit handles high bioloads while staying sleek, smart, and out of the way.

The Tunze Comline DOC Skimmer: Designed for Performance in Real-World Aquariums

Not every skimmer can handle a busy tank — this one thrives in it.

• Heavy bioload: Up to 50 gallons

• Medium bioload: Up to 150 gallons

• Light bioload: Up to 260 gallons

Whether you're running a nutrient-heavy SPS reef or a lightly stocked setup, this skimmer adapts with ease.

Take Full Control with the DC Pump & Controller

Unlike older AC models, the 9012 DC lets you fine-tune performance right from the included controller. That means more control, better results, and no more guessing.

• DC pump: Energy-efficient with smart variable speeds

• Controller: Dial in foam height and bubble density

• Power use: Just 13 watts – less than a laptop charger

Tunze’s Flash Skimming Principle: Small Bubbles, Big Impact

Here’s where Tunze stands apart: their patented Flash Skimming Principle maximizes contact time between air and water, grabbing organics before they even think about breaking down.

• Fine bubbles: Between 0.0039 and 0.011 inches

• Surface draw: Pulls in oily films and surface debris

• Anti-overfoaming: Built-in system avoids messy overflows

Smart Features of the Tunze Comline DOC Skimmer for Simple Maintenance

If you've ever had to scrape gunk out of a skimmer cup with a butter knife, you’ll appreciate these upgrades.

• 0.7-liter skimmer cup: Quick to detach and clean

• Bubble-free return: Sends clean water back into the tank

• Magnet mount: Attaches securely to glass up to ½" thick

• Immersion depth: Adjustable from 10 to 11 inches

Built for the Reef Tanks of Today- Tunze Comline DOC Skimmer 9012 DC

From Red Sea Reefer systems to DIY acrylic builds, the 9012 DC fits right in. It’s designed to be sleek, effective, and easy to work with — no plumbing wizardry required.

• Dimensions: 5.5 inches  x 4.3 inches x 16.3 inches

• Voltage: 115 Volt or 230 Volt option

Why Choose the Tunze Comline DOC Skimmer 9012 DC?

This skimmer offers peace of mind, it is not just a piece of equipment. Backed by solid German engineering, a compact footipring, and advanced technology, it helps you spend less time working on and more time enjoying your reef setup.

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