What is the delivery lead time?

In-stock: 3-5 days; custom: 3 days post-production. Delivery: 1-7 days domestic, 3-10 days intl.

Minimum order quantity MOQ: 10 stock units, 100 custom. Bulk orders get discounts; negotiate with specialists.

How do I place an order? What is the order process?

Order: 1.Contact specialist; 2.Sign contract; 3.Pay deposit; 4.Production; 5.Inspect & pay balance; 6.Ship.

What is the product warranty period? What does the warranty cover?

1-year warranty; covers core parts, body, motors against non-human damage. Free repairs/parts.

How are issues handled outside the warranty period?

Contact support post-warranty. We offer parts and minimal labor charges. Lifelong tech consulting.

Do the filter cartridges require periodic replacement during product use? What is the replacement cycle?

Filters need regular replacement for purity. PP cotton: 3-6 months, activated carbon: 6-12 months, RO: 2-3 years. Adjust cycle based on water quality/usage; reminders and factory filters ensure purity.

Water Purifier with 400gallon 600gallon Flow Rate Under Sink Water Filter

Name: Water Purifier with 400gallon 600gallon Flow Rate Under Sink Water Filter
Brand: Ningbo Keyinle Technology Co., Ltd
SKU: 2257234155

Zhejiang, ChinaNingbo Keyinle Technology Co., Ltd

US$85.00

1-19 Pieces

US$75.00

20-99 Pieces

US$70.00

100-199 Pieces

US$65.00

200+ Pieces

Product specifications

color

Sample price:US$85.00/piece.Request sample

Product profile

Customization

Available

Style for Purifier

Cabinet

Operating Principle

Model NO.

KH-03

Certification

CE, RoHS

Water Purification Efficacy

Straight Drink

Water Temperature

Normal

Descaling Function

Pipe Design Rate

Incremental

Water Function

Hydrogen-Rich Water

Product Prow

60W/120W

Rated Flow

0.8L/Min or 2L/Min

RO Filter

PP+CTO+RO+T33+Alk/Mineralize

Supporting Water Pressure

0.1-0.4MPa

Inlet Water Temperature

4-45℃

Nominal Voltage

220V-50Hz

Supporting Water Soure

Municipal Tap Water

Logo

Customizable

Color

Black/White/Gray

Transport Package

Colour Box

Specification

153*446*391mm

Trademark

OEM

Origin

China

HS Code

842121000

Key features

5-Stage RO Filtration: PPF+CTO+RO+T33+Mineralization removes impurities, bacteria, and heavy metals with 95%+ desalination.

Customizable Logo: Logo customization available to meet specific branding needs.

Multiple Flow Rates: Available in 100G, 400G, 600G, and 800G options for diverse water needs.

Dual Stainless Faucets: Equipped with dual stainless faucets and sleek LED display for TDS data and filter reminders.

Silent Booster Pump: Enhances home use with low noise operation and long service life.

Eco-Friendly Filters: Minimizes waste with 10-inch filters designed for easy and economical replacement.

1-Year Warranty: Covers core parts, body, and motors against non-human damage with free repairs.

Global Shipping: Ships to 100+ countries with options including DHL, FedEx, UPS, and sea/air freight.

Company profile

High Repeat Buyers ChoiceOEM ServicesCustomization from SamplesPrivate Mold

Ningbo Keyinle Technology Co., Ltd

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo port, shanghai portAverage Response Time: ≤1.85h

AI-Powered supplier vetting

SummaryThe supplier describes itself as a water-purification equipment manufacturer with 15 years of industry experience and an integrated chain covering R&D, injection molding, assembly, mass production, sales, and after-sales service. It reports strong customization capabilities, including product-function development, packaging, logos, and solutions tailored to water conditions and usage scenarios. The supplier claims stable quality and on-time delivery, with stated lead times of within 15 workdays off-season and one month during peak season. However, it began exporting only one year ago, has no overseas agents, branches, warehouses, showrooms, or offline trade-show participation, and has no valid manufacturing-capacity contract with related subcontractors. Financial credibility cannot be established because the provided financial figures are zero. Certification, documented after-sales performance, and customer cases are not sufficiently evidenced.

Supplier typeThe supplier identifies itself as a professional manufacturing factory specializing in water purifiers, with business activities covering separation and purification equipment, household appliances, hardware products, and related sales and services. Its stated 15-year industry experience and integrated manufacturing chain support classification as a manufacturer rather than only a trading intermediary.

Financial creditThe provided financial record for 2024 lists operating revenue, operating cost, and gross profit as zero. This does not provide evidence of financial strength or operating credibility and raises a clear concern about the reliability or completeness of the submitted financial information.

R&D capabilityThe supplier states that it independently develops customized water-purification products and can modify product styles and functions according to water quality, usage scenarios, and customer needs. It also reports R&D capability, but no SDK is available; the evidence supports product-development capability, though not software integration capability.

Production capacityThe supplier claims an integrated chain covering injection molding, assembly, mass production, and after-sales service, and reports in-stock capacity and lead times of within 15 workdays off-season and one month during peak season. However, finished products are checked by packing staff, the service-capability procedures have no records, and there is no valid manufacturing-capacity contract with related subcontractors, so production strength is supported but operational controls have notable gaps.

Customization capabilityCustomization is identified as a core advantage, supported by a professional team and mature capabilities. The supplier offers logo and packaging customization, product-style and functional development, solutions adapted to water conditions and usage scenarios, and multiple service modes including minor, full, design-based, and sample-based customization.