Is OEM service available for this product?

Yes, OEM service is acceptable. We support customization from samples, designs, and flexible adjustments.

What payment terms are accepted?

We accept T/T, L/C, D/P, D/A, and PayPal as payment terms.

How is the quality of the valves ensured?

Every valve is 100% tested with 0.6MPa - 0.8MPa air pressure. We also perform 100% visual and functional inspection on finished products.

Premium Brass Automatic Air Vent Valve for Solar Systems

Name: Premium Brass Automatic Air Vent Valve for Solar Systems
Brand: Ningbo Bestway M&E Co., Ltd.
SKU: 895086635

Zhejiang, ChinaNingbo Bestway M&E Co., Ltd.

US$2.15

500-1,999 Pieces

US$1.35

2,000-4,999 Pieces

US$1.29

5,000+ Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Standard

10 Years

Material

Brass

Model NO.

BW-R12

Pressure

Medium Pressure

Media

Gas

Application

Industrial

Product Name

Forged Brass Barrel Valve

Size

1/2" to 4"

Surface

Natural Brass or Nickel Plated

Testing Pressure

100% Tested with 0.6MPa - 0.8MPa by Air.

Thread

Bsp & NPT for Selecting

Connection Form

Thread

Driving Mode

Manual

Nominal Pressure

Pn1.0-32.0MPa

Channel

Straight Through Type

Structure

Fixed Ball Valve

Type

Flexible Ball Valve

Function

Blow-Down Valve

Temperature

Normal Temperature

Transport Package

Neutral Packing

Specification

1/2"-1"

Trademark

bestway

Origin

China

HS Code

8481804090

Production Capacity

10, 000 PCS/Month

Key features

Premium Brass Material: Constructed from high-quality brass including CuZn39Pb3, CZ121, C37710, CW614N, CW617N, and DZR.

Customizable Specifications: Offers flexible customization for size (1/2'-4'), surface finish, and thread types (BSP & NPT).

100% Quality Testing: Each valve undergoes 100% air testing with pressure ranging from 0.6MPa to 0.8MPa.

OEM Service Available: Accepts OEM orders with customization from samples, designs, or minor adjustments.

Fast Sample Delivery: Existing samples available in 2 days; new size samples require 15 days for mold creation.

ISO9001 Certified: Manufactured under ISO9001:2015 management system with 100% finished product inspection.

High Production Capacity: Capable of producing 100,000 pieces per month to meet large-scale industrial demands.

Versatile Application: Designed for industrial gas systems with medium pressure and normal temperature operation.

Company profile

Years of Export ExperienceCooperated with Fortune 500High Repeat Buyers ChoicePatents Awarded

Ningbo Bestway M&E Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤1.40h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier demonstrates strong customization, documented quality and service procedures, ISO9001:2015 and CE certification, broad export coverage, and substantial stated production capacity. It has inventory capability, accepts multiple quotation and payment terms, and reports cooperation with Fortune 500 companies and high repeat-buyer preference. However, it does not provide ODM services, OEM services for popular brands, overseas agents, branches, warehouses, or showrooms. A lack of a valid manufacturing-capacity contract with related subcontractors is a specific operational risk. Financial records are identified for 2021–2023, but the slices do not provide enough financial detail to assess credibility. The supplier also lacks an SDK and did not conduct regular fire drills during the past year.

Supplier typeThe supplier operates injection molding, ultrasonic welding, and inspection facilities, runs three production lines, maintains inventory capability, and has self-operated import/export rights. It serves a broad international market, but has no overseas agents, branches, warehouses, or showrooms; therefore, it is best characterized as a direct manufacturing and exporting supplier rather than an overseas service-network provider.

CertificationsThe supplier holds ISO9001:2015 management-system certification and CE product compliance certification. These are explicit certifications supporting quality-management and product-compliance capability.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, plus inventory capability and written supplier-service assessment procedures. However, it lacks overseas agents, branches, warehouses, and showrooms, so local or overseas after-sales coverage is limited.

R&D capabilityThe supplier reports new products during the past year, has five R&D engineers, and provides multiple forms of customization. However, it has no available SDK and does not offer ODM services, so the evidence supports product-development and customization capability but not a complete platform-based innovation offering.

Production capacityThe supplier operates three production lines with injection molding, ultrasonic welding, and inspection equipment; it reports annual outputs of 1,000,000 valves, 5,000,000 plastic water meter boxes, and 1,000,000 water meters, with one-month lead times in both peak and off-season periods. Inventory capability and broad export activity further support production execution, although the absence of a valid capacity contract with related subcontractors is a documented risk.

Customization capabilityThe supplier explicitly offers customization from samples, designs, minor customization, flexible customization, and full customization. These capabilities are stated consistently across the R&D and design-service information, indicating broad customization coverage.

Client casesThe supplier reports cooperation with Fortune 500 companies, an 80%–100% repeat-buyer preference, and export markets spanning multiple global regions. These statements provide positive evidence of customer experience, although no customer names, project details, or independently verifiable case descriptions are provided.