Are samples available?

For regular items, 1 piece is free against your courier account. For custom items, please discuss via email.

What materials are used in the valve?

The valve features an Acetal housing, core, and cover, with an EPDM O-Ring and SS304 Spring.

What is the cracking pressure?

The average cracking pressure is between 0.25 and 0.33 psi.

Plastic Non Return Cartridge Check Valve DN25 Backflow Preventor

Name: Plastic Non Return Cartridge Check Valve DN25 Backflow Preventor
Brand: Ningbo XHnotion Pneumatic Technology Co., Ltd.
SKU: 716724192

Zhejiang, ChinaNingbo XHnotion Pneumatic Technology Co., Ltd.

US$0.06-0.90

2,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Actal

Connection Form

Cartridge

Model NO.

DN25

Structure

Tubular

Pressure

Low Pressure

Function

Only Allows Water to Flow in One Direction and Pre

Sealing Form

Seals

Flow Direction

Reversing

Standard

ANSI

Application

Household Usage

Size

8mm-50mm

Seal Material

EPDM

Spring

Ss304

Medium

Drinking Water, Air

Transport Package

Plastic Bag

Specification

ROHS, REACH, CE, ACS, FDA

Trademark

XHnotion or no logo

Origin

China

HS Code

8481804090

Production Capacity

1000000 PCS Per Month

Key features

Customizable Specifications: Size 8-50mm, EPDM seal, SS304 spring, suitable for drinking water and air.

Zero Leak Performance: Ensures zero leakage at low and high pressure and temperature conditions.

Low Headloss Design: Generous flow structure provides the lowest headloss for efficient operation.

Drip Tight Quality: 100% tested during production for drip-tight operation reliability.

Easy Installation: Compact design with no thread connection to avoid potential leakage.

High Pressure Resistance: Max pressure rating of 230 Psi and max temperature of 100 C.

Wide Application Scope: Suitable for faucets, showers, heating systems, and pneumatic tools.

Certified Safety: ROHS, ACS, FDA, and REACH certified for safe use with drinking water.

Company profile

Ningbo XHnotion Pneumatic Technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-06-04Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤1.71hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined manufacturing and trading entity and a professional technical supplier. It provides 3D software design and customization from samples or designs, but reported no new products during the past year. ISO 9000 certification, documented inspection procedures, raw-material traceability, quality assurance, corrective-action procedures, and complaint-handling procedures are reported. Production data includes one production line, stated annual capacities of up to 500,000 pieces, 1,000,000 meters, and 50,000 sets, with one-month lead times in both peak and off-season. The supplier has export experience of 13 years, with 51%–70% of sales from exports, but lacks overseas agents, branches, warehouses, showrooms, and offline trade-show participation. Financial records are indicated for 2022–2024, but their quality and adequacy cannot be established from the provided data. No customer cases are provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier and its company type is identified as “Combined.” Its offering information covers manufacturing, export trade, service, quality control, and R&D, supporting classification as a combined manufacturing and trading-oriented supplier.

CertificationsThe supplier reports holding ISO 9000 certification. This is explicit evidence of a quality-management-system certification, although no additional certifications or certificate validity details are provided.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, and maintains written procedures for evaluating service-capable suppliers. However, it reports no in-stock service capacity, overseas warehouse, overseas showroom, or overseas agents/branches, limiting evidence of localized after-sales support.

R&D capabilityThe supplier is identified as a professional technical supplier, offers 3D software design, and has R&D engineers with 6–10 years of total experience. However, it reported no new products during the past year, which is explicit evidence of limited recent product innovation.

Production capacityThe supplier reports one production line, defined annual capacities including 500,000 pieces, 1,000,000 meters, and 50,000 sets, and one-month lead times in both peak and off-season. It also reports 20 qualified service-capable suppliers, but lacks a valid manufacturing-capacity contract with related subcontractors and has no inventory capacity.

Customization capabilityThe supplier explicitly provides customization from samples and from customer designs, together with 3D software design services. These entries directly support both sample-based and design-based customization capability.