HOB-1.5 (Hang On Back)

Protein Skimmer

An upgraded and more-powerful version of AquaMaxx`s best-selling HOB-1

Where to Buy

Technical Specifications

Overall 7.5"L x 3.5"W x 17"H
Outlet Size 3/4"
Minimum Tank Height 10-7/8"
Max Rim Thickness Up to 3/4"
Top Clearance Required 4"
Volume Rating Up to 75 gallons (light bioload) or 40 gallons (heavy bioload)
Power Specifications
Pump Shark 1.0 (modified and upgraded Sicce pump)
Pump Power Consumption 11W

The AquaMaxx Hang on Back Series I (HOB-1) protein skimmer features an incredibly responsive collection cup and an amazingly powerful submersible pump. It is rated up to 75 gallons in a design thin and light enough to be placed on a nano aquarium or other small saltwater aquarium.

The AquaMaxx HOB Series I protein skimmer removes organic waste from aquarium water. It creates a strong mix of small air bubbles and turbulent water movement to force protein, waste and other materials into a collection cup for easy removal.

AquaMaxx skimmers are computer-precision engineered and utilize the latest filtration technology to deliver the performance and value you are looking for in a protein skimmer.

Ease of Use

AquaMaxx HOB 1.5 protein skimmer iseasy to setup and maintain. Just move the collection cup up or down to adjust the foam level to wet or dry.

Maintenance is simple. A removable collection cup makes cleaning easy. Plus, every AquaMaxx protein skimmer includes a drain fitting for hobbyists who want to setup a separate reservoir for skimmate.

Water quality and consistency is crucial to the success of a marine aquarium. An AquaMaxx HOB Series I protein skimmer will help to ensure that success.

Compact Design

AquaMaxx protein skimmers were designed from the ground up with the hobbyist in mind. AquaMaxx HOB Series I protein skimmers have the pump placed inside the skimmer itself to save space, reduce noise and improve efficiency.

All AquaMaxx protein skimmers are computer designed. Each unit is precision-cut and made of polished cell-cast acrylic.


The AquaMaxx HOB 1.5 protein skimmer features a high-quality Italian Sicce Syncra 1.0 pump and AquaMaxx needlewheel impeller to vigorously remove waste from your fish or reef tank. Sicce pumps are well-regarded for their efficiency to move air and water. Combining these dynamic pumps with AquaMaxx protein skimmers saves users considerable energy.

Copyright 2017 AquaMaxx Aquariums. All rights reserved.