Sponge Filter

Betta Nano Filter: Precision Internal Filtration for Nano and Shrimp Aquariums

The Betta Nano Filter (model nano-filter) is a compact, internal 1-stage filtration system specifically engineered for freshwater nano aquariums and shrimp tanks ranging from 5 to 25 liters. Delivering a constant 150 LPH flow rate with only 2 watts of power, it provides essential mechanical and biological filtration using its integrated fine sponge media, ensuring optimal water quality with minimal power consumption and very low noise.

Quick Answer

Its ultra-compact form factor (70x40x100mm) combined with 150 LPH flow and 2W power consumption offers efficient, quiet, and shrimp-safe dual-stage filtration for sensitive nano environments.

✓Efficient 1-Stage Filtration: Integrated mechanical and biological filtration via a durable fine sponge for crystal-clear water and beneficial bacteria colonization.
✓Optimized for Nano Ecosystems: Designed specifically for 5-25L freshwater and planted aquariums, including dedicated shrimp tanks, with a fixed 150 LPH flow rate.
✓Ultra-Quiet, Low-Power Operation: Submersible pump consumes only 2 watts, ensuring very low noise levels and cost-effective continuous operation.
✓Compact & Discreet Design: Measuring just 70x40x100mm, its black plastic body discreetly integrates into small tank setups, secured by robust suction cups.

The Betta Nano Filter is a specialized, compact solution for small 5-25 liter environments where space is at a premium. Its 150 LPH fixed flow rate and ultra-low 2W power consumption provide efficient 1-stage mechanical and biological filtration without disturbing delicate residents. Buy this if you need a whisper-quiet, submersible internal unit for a Betta tank or shrimp bowl. However, avoid it for larger setups or high-waste species, as the non-adjustable flow and lack of chemical filtration media won't handle heavy bio-loads effectively.

✓ Who Should Buy

  • •Nano aquarium enthusiasts seeking a compact, internal filter for tanks 5-25 liters.
  • •Shrimp tank keepers requiring a gentle, effective, and safe filtration system.
  • •Hobbyists prioritizing low power consumption (2W) and very quiet operation.
  • •Owners of planted freshwater tanks needing reliable biological and mechanical filtration without excessive flow.

✕ Who Should Avoid

  • •Aquarium owners with tanks larger than 25 liters, as its 150 LPH flow will be insufficient.
  • •Those needing chemical filtration, as this model focuses solely on mechanical and biological processes.
  • •Saltwater aquarium users, as this filter is exclusively designed for freshwater environments.
  • •Users requiring adjustable flow control or advanced features like surface skimming or UV sterilization.
Product Overview
The Betta Nano Filter, model nano-filter, redefines compact aquarium filtration with its internal, submersible design tailored for precision water management in 5-25 liter freshwater environments. Engineered with a robust single-stage filtration mechanism, it efficiently combines mechanical and biological processes. The included fine sponge media effectively traps particulate matter, serving simultaneously as a vast surface area for nitrifying bacteria, crucial for biological waste conversion. Operating at a consistent 150 Liters Per Hour (LPH) flow rate, the filter maintains gentle water circulation, ideal for sensitive inhabitants like shrimp and delicate plants. Its 2-watt submersible pump is a testament to energy efficiency, contributing to its 'Very Low' noise level, ensuring an undisturbed aquatic habitat. Constructed from durable black plastic (body and impeller), the unit's diminutive footprint (70mm L x 40mm W x 100mm H) and lightweight nature (0.2 kg) make it unobtrusive. Installation is straightforward, utilizing integrated suction cups for secure side-wall placement. The auto-restart feature provides peace of mind after power interruptions. While lacking chemical filtration or adjustable flow, its focused design delivers reliable, low-maintenance performance essential for small-scale, planted, and shrimp-centric aquariums.

BrandBetta
Model NameNano Filter
Model Numbernano-filter
CategoryAquarium Filter
Filter TypeInternal
Filter LocationInternal
Recommended Tank Size Liters5-25
Suitable Fornano_aquarium, shrimp_tank
Launch YearN/A
Model Year2018-2026
Country Of OriginChina
ManufacturerBetta

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Engineering Analysis
The Betta Nano Filter (model nano-filter) presents a streamlined engineering solution for micro-aquascapes. Its core is a 2-watt submersible AC pump operating at 220-240V/50Hz, designed for continuous duty with minimal energy draw and negligible acoustic output (rated 'Very Low' noise level). The pump's fixed 150 LPH flow rate is meticulously chosen to provide adequate turnover for tanks up to 25 liters, preventing stagnation without creating excessive current that could stress nano fish or shrimp. This flow is critical for effective nutrient transport to the filter media and for maintaining oxygenation. Filtration is executed through a singular, yet highly efficient, stage. The proprietary fine sponge media serves a dual function: * Mechanical Filtration: Its dense pore structure physically traps suspended detritus, uneaten food, and particulate matter, ensuring water clarity. The material type (foam) allows for a high surface area to volume ratio, crucial for trapping fine particles without rapidly clogging. * Biological Filtration: The intricate matrix of the fine sponge provides an expansive anaerobic and aerobic surface for beneficial nitrifying bacteria (Nitrosomonas and Nitrobacter) to colonize. This bacterial colony is vital for the biological cycle, converting toxic ammonia (NH3) into nitrites (NO2) and then into less harmful nitrates (NO3), maintaining a stable biochemical environment. The absence of chemical filtration is a design choice that simplifies maintenance and avoids potential complications with sensitive inhabitants or planted setups. The filter's compact dimensions (70x40x100mm) ensure minimal tank intrusion, while the plastic construction guarantees corrosion resistance in freshwater. Its 'auto-restart' feature is a crucial safety and convenience engineering detail, ensuring the filter resumes operation automatically post-power outage, preventing prolonged lapses in filtration. The direct impeller drive from the submersible pump to the single media chamber minimizes hydraulic losses, contributing to the efficient 150 LPH performance relative to its 2W power consumption.

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