Lightweight 1.08KG Whole-House Pre Filter with Anti-Block Structure and Systemwide Protection
- Clog-Resistant Design - The water flow powers a scraper that continuously cleans the mesh and filter housing. Minimal manual maintenance is required --only occasional flushing. Includes a clear pressure gauge for monitoring.
- Full-System Protection - Filters out sediment, rust, sand, debris, and even insect eggs. Safeguards household health and protects connected appliances such as faucets, showers, garden hoses, water heaters, washing machines, and RO systems.
- Certified Safe Materials - Constructed from SGS-certified BPA-free plastic, 316L stainless steel mesh, silicone scraper, and 95% POM. Lead-free and non-toxic, designed for safe, long-lasting use.
| Model Number | Pre-10th generation(SQ-550-B) |
|---|---|
| Control | Manual and Automatic Cleaning |
| Flow Rate | 22 Gallons Per Minute |
| Operating Temperature | +5℃ ~ +45℃ |
| Mesh Material | SUS 316 Stainless Steel |
| Filter Rating | 40μm And 300μm |
| Applicable Water Quality | Municipal Tap Water |
| Removes | Sediment, Rust, Chlorine, and Other Impurities |
| Water Flow | 4T/H |
| Item Weight | 1.08 KG |
1.Ultra-high water flow, equipped with a 316L food-grade stainless steel precision mesh membrane.
2.Patented water-driven self-cleaning technology effectively removes intercepted impurities without the need for disassembly or manual cleaning.
3.Core components are made from specially selected imported materials, offering strong pressure resistance and reliable safety.
4.Explosion-proof transparent housing for visible filtration performance and intuitive backwash monitoring, making it more user-friendly.
5.Thorough cleaning and drainage: forward rotation enables manual scraping of filter bottle and mesh impurities, while reverse rotation activates powerful water-driven flushing for large-particle discharge.

- 200,000 cycles of 12kg water hammer testing
- Burst pressure test up to 64kg
- Extreme cold temperature test down to -30°C
These tests ensure the filter bottle is frost-resistant and explosion-proof, guaranteeing safe operation without risk of bursting.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.