Direct Factory Water Filtration Sourcing from Cixi & Ningbo
Full-container procurement, OEM/ODM private label, and on-site factory verification directly at China's water-appliance capital. Cut trading markups by 25%–40%.
Water Treatment Product Lines & OEM Sourcing
Direct access to top-tier manufacturing lines in Cixi and Ningbo with verified injection tooling, food-grade resin compliance, and international approvals.
Under-Sink RO Purifiers
400G to 1200G tankless high-flow reverse osmosis machines, integrated manifold water circuits, smart digital faucets, and 2:1 pure-to-drain ratio.
- • Flow Rate: 1.5–3.2 L/min
- • 40HQ Load: Up to 1,400 units
- • FOB Ningbo: $42.00 – $58.00
10" Universal Cartridges
Full-container volume sourcing of PP melt-blown (1/5 micron), high-iodine sintered coconut CTO blocks, granular UDF, post-carbon T33, and remineralizers.
- • Sizes: 10" × 2.5" & 20" Big Blue
- • 40HQ Load: Up to 32,000 pcs
- • FOB Ningbo: $0.38 – $1.35
RO Membrane Elements
Residential and commercial dry/wet spiral-wound reverse osmosis membranes manufactured with premium imported Dow and Toray polyamide flat sheets.
- • Ratings: 75G, 100G, 400G, 800G
- • Desalination: 97.5% – 98.5%
- • FOB Ningbo: $3.50 – $16.50
Pumps, Valves & Housings
Heavy-duty Big Blue 10"/20" filter housings with pressure release buttons, DC booster diaphragm pumps, solenoid valves, and NSF-certified POM quick-connect fittings.
- • Pumps: 50G to 1000G DC booster
- • Burst Rating: 500 PSI certified
- • Fittings: 1/4", 3/8", 1/2" POM quick-fit
2026 Cixi Water Treatment Wholesale Line Sheet
Real engineering packaging dimensions, container loading densities, and factory FOB benchmark price ranges. Download or inspect live specifications.
| Model / Description | Key Specifications | Carton Packing | 40HQ Capacity | Target FOB Ningbo | Action |
|---|---|---|---|---|---|
|
CWS-RO800 800G Tankless RO Machine |
2.1 L/min · Dual Outlet · Integrated Water Board · Smart Faucet · CE/RoHS | 1 unit/ctn · 450×160×420 mm · 11.5 kg | 1,400 units | $45.00 – $52.00 | |
|
CWS-RO1000 1000G Tankless RO Machine |
2.6 L/min · Tankless Instant · LED Filter Life Indicator · Dual Core | 1 unit/ctn · 460×165×425 mm · 12.2 kg | 1,350 units | $52.00 – $59.00 | |
|
CWS-PP10 10" Melt-Blown PP Cartridge |
10" × 2.5" · 5 Micron · 100% Pure Virgin Polypropylene · 120g/140g options | 50 pcs/ctn · 520×270×520 mm · 7.0 kg | 32,000 pcs | $0.38 – $0.48 | |
|
CWS-CTO10 10" Coconut Carbon Block |
10" × 2.5" · 5 Micron · 1000+ Iodine Calgon/Haycarb Coconut Carbon · Netting & Endcaps | 25 pcs/ctn · 380×380×270 mm · 10.5 kg | 24,000 pcs | $1.05 – $1.25 | |
|
CWS-BB20 20" Big Blue Filter Housing |
20" × 4.5" · Reinforced Polypropylene · 1" NPT/BSP Brass Ports · 500 PSI Burst | 1 set/ctn · 620×210×210 mm · 4.8 kg | 2,800 sets | $8.20 – $9.50 |
72-Hour Fast-Track Engineering Sample Kit
Don't risk a $50,000 container order on photos alone. Receive fully operational evaluation units dispatched via DHL/FedEx Express in 72 hours, complete with individual pressure testing video certificates.
All sample fees and international air express freight are 100% credited against your first full container (20GP/40HQ) order. Your evaluation costs you effectively $0.
-
✔
Complete Working System 800G RO machine or complete 10" cartridge master set with standard accessories.
-
✔
Individual Factory Test Certificate Live leak detection sheet & high-pot insulation certificate signed by QC inspector.
-
✔
Food-Grade Resin Compliance Spec Certified test results for NSF/ANSI 58 and lead-free plumbing components.
-
✔
Custom OEM Private Label Sample Color box printing swatch & laser silkscreen mockup of your company logo.
Container Logistics & Factory FOB Pricing Calculator
Model full-container load (20GP vs 40HQ) capacity, FOB Ningbo factory prices, and wholesale procurement cost savings.
5-Stage Factory Verification & Hydrostatic Testing
We act as your on-the-ground engineering department in Cixi. Every batch is rigorously inspected under international AQL protocols before container doors are bolted.
Resin melt flow index testing, food-grade polypropylene certification, and lead-free brass chemical spectrometry.
CMM critical dimensional checks on newly molded plastic shells and laser-welded manifold plates.
Pump wiring torque, solenoid actuation checks, and electrical safety high-pot insulation tests.
Every single completed RO unit is run under 100 PSI working pressure to verify zero micro-leaks.
Drop testing of retail cartons, bar code scanning, pallet strapping inspection, and container seal signing.
CWS Hydrostatic & Mechanical Stress Verification
Filter housings tested to 5x standard operating municipal pressure (100 PSI).
Cyclic pressure surge from 0 to 150 PSI at 20 cycles/min without deformation.
NSF/ANSI 58 Annex E certified heavy metal extraction on all wetted surfaces.
10 drops from 76cm height (1 corner, 3 edges, 6 faces) with zero product compromise.
Request Sourcing Quotation & OEM Catalog
Specify your target product specifications, estimated container volume, and branding requirements. Our Cixi sourcing engineers respond within 1 business day with verified factory options, FOB pricing, and sample availability.
Cixi Water Appliance Industrial Cluster, Ningbo, Zhejiang, China
We routinely accommodate SGS, Bureau Veritas (BV), TUV, and QIMA inspectors at factory premises prior to container loading.
Frequently Asked Sourcing & Procurement Questions
Everything you need to know about purchasing water treatment hardware directly from Cixi and Ningbo.