Aquarium Filters
SunSun HW-704B Aquarium UV Sterilizer Canister Filter, 150-gal

SunSun HW-704B Aquarium UV Sterilizer Canister Filter, 150-gal

By SunSun 9 reviews analyzed Updated Oct 2023 95% confidence
6.8 /10
Quality
6.2
Value
7.0
Design
6.5
Function
7.5
Durability
5.5
Buy on Chewy

In a Nutshell

  • Powerful filtration for large aquariums.
  • Easy setup with some initial priming issues.
  • Some durability concerns, particularly with the UV light.
  • Can be noisy, which may be a deal-breaker for some users.
  • Good value for money, but potential buyers should be aware of the noise and durability issues.

Quick Verdict

The SunSun HW-704B is a powerful filter suitable for large aquariums. It is easy to set up but can be noisy and has some durability issues.

Quick Stats

Reviews Analyzed 9
Would Recommend 67%
Would Buy Again 60%
Avg Lifespan 4 months

Pet Compatibility

🐕 Dogs
Caution
🐈 Cats
Caution

Critical Warnings

high

UV sensor and impeller breakdown

Prevention: Regular maintenance and checking

high

Noise issues

Prevention: Ensure proper alignment of water impeller

Pros & Cons

Pros

  • Easy Setup (3)

    Many users found the filter easy to set up with clear instructions, especially with helpful videos online.

Cons

  • Noise Issues (4) major

    Several users reported that the filter can be loud, especially during startup.

    Tip: Users found that restarting the filter fixed the noise sometimes.

Who Is This For?

✓ Best For

✗ Skip If

  • • Pet turtle owners — There are concerns about it being ineffective for turtle tanks.

Durability & Care

Expected Lifespan 2-6 months

Factors: Wear and tear over time resulting from agitation., Consistent surge cycling

Cleaning Methods

✗ Machine wash
✗ Hand wash
✓ Spot clean

Care Tips from Users

  • 💡 Regular cleaning and proper setup can enhance lifespan.

Floor Compatibility

✓ Hardwood
✓ Tile
⚠️ Carpet
✓ Vinyl
✓ Laminate

Rating Distribution

3.5
9 reviews
5★
22%
4★
33%
3★
22%
2★
0%
1★
22%

Common Questions

Is this filter good for saltwater tanks?

Might require careful setup and best handled to keep prime as per user observation.

How noisy is this filter?

Some users report it can be quite noisy, especially during startup. Proper setup and cycling might help with some noise problems.

Highlighted Reviews

— aquariumdad 2 found helpful

"Purchased the 704B a couple of weeks ago and I have to say I am pleased with the filter so far, first off let me start by saying shipping was great as it was delivered earlier than expected and set up was quit easy with no issues at all."

— Stepha

"I bought this filter 5 months ago and it was working during the first two months after that it stop cleaning. I don’t recommend this filter for turtles owners is just a waste of money."

Bottom Line

Overall, the SunSun 704B is a good value for the price, but potential buyers should be aware of the potential for noise and durability issues. It is best suited for users who need a powerful filter and are willing to keep an eye on its performance over time.

6.8 /10
— Average

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