Do you provide a warranty for the products?

Yes, we offer a one-year guarantee for all our fire sprinkler products.

What are the main technical parameters available?

We offer various models with flow coefficients ranging from 1.1 to 8.0, spraying angles of 90-180 degrees, and threads like R1/2, R3/4, and R1.

Brass Open Type Fire Fighting Sprinkler Water Nozzle Zstwc

Name: Brass Open Type Fire Fighting Sprinkler Water Nozzle Zstwc
Brand: GUANGWEI FIRE FIGHTING SCIE TECH CO., LTD.
SKU: 824053125

Fujian, ChinaGUANGWEI FIRE FIGHTING SCIE TECH CO., LTD.

US$0.10-1.00

2,000 Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Sprinkler Installation

Water Mist

Sprinkler Head Type

Open

Model NO.

zstwc

Alarm Valve Type

Deluge Valve

Automatically Opened and Closed Repeatedly

Can't Automatically Opened and Closed

Open Fire Sprinkler System Type

Deluge System

Closed Fire Sprinkler System

Dry Fire Sprinkler System

Dry Alarm Valve Type

Enclosed Type

Wet Alarm Valve Structure

Seat Type

Alarm Valve Diameter

100mm

Nozzle Flow Coefficient

1.1/1.4/1.9/2.3/3.0/3.7/4.7/5.6/6.0/7.4/8.0

Deluge Valve Type

Diaphragm Type

Material

Brass

Connecting Thread

R1/2"/3/4"/1" or NPT1/2"/3/4"/1"

Size

15/20/25mm 1/2"/3/4"/1"

Surface Fnishing

Chormed/Brass Original

Transport Package

Standard Export Package

Trademark

ZSTW

Origin

Fujian

HS Code

8481909000

Production Capacity

500000PCS/Month

Key features

OEM & ODM Customization: We offer OEM and ODM services, customizing material, thread, size, and surface finish per request.

Wide Application Scope: Ideal for large factories, theaters, stages, and areas between buildings for smoke separation and absorption.

Multiple Flow Coefficients: Available in various K coefficients (1.1 to 8.0) to suit different fire suppression requirements.

Quality Certification: Manufactured according to GB50084-2017 and UL LLC standards with State Quality Supervision certificates.

Professional Manufacturer: Established in 2008 with 4 own factories, 20 engineers, and annual turnover over USD 25 million.

Free Sample Availability: Free samples are provided; customers only need to cover the courier charges.

One Year Warranty: We provide a one-year guarantee for all our fire sprinkler products to ensure quality.

Global Market Presence: Products are exported to the US, Brazil, Turkey, Saudi Arabia, Singapore, India, and other regions.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceQuality Assurance100% Finished Products Inspection

GUANGWEI FIRE FIGHTING SCIE TECH CO., LTD.

Fujian, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedExport Year: 16 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤3.63h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryThe provided information describes a fire-protection equipment supplier with integrated design, research, production, sales, and service activities. It reports OEM and ODM capability, broad customization services, documented quality and service procedures, multiple management and product certifications, 10 production lines, substantial stated production volumes, and exports to a wide range of regions. It also reports export sales of 71%–90% and lead times within 15 working days in both peak and off-season. However, the evidence is inconsistent across records: the legal company name in one slice differs from the company name in another, and several overseas-service capabilities are explicitly absent. No customer cases are provided, and the innovation evidence is mixed because ODM is available but no new products were reported in the past year and no SDK is available.

Supplier typeThe supplier is presented as a professional fire-protection equipment manufacturer integrating design, research, production, sales, and service, with 10 production lines and products including sprinklers, fire hoses, extinguishers, alarm systems, and valves. However, the records identify different company names, so the exact supplier identity should be verified before relying on the profile.

CertificationsThe supplier reports ISO9001:2015, ISO14001, ISO45001:2018, and other certifications, as well as CE and other product certifications. These stated certifications provide explicit evidence of management-system and product-certification coverage.

After-Sales capabilityThe supplier reports written procedures and records for service assessment, corrective and preventive actions, and customer complaint handling. Conversely, it reports no overseas warehouse, showroom, overseas agent or branch, offline trade-show participation, or overseas service countries, indicating documented service processes but limited disclosed overseas infrastructure.

Production capacityThe supplier reports 10 production lines, defined equipment including lathes, drilling and assembly machines, laser marking equipment, and detailed output across several fire-protection product categories. It also reports lead times within 15 working days in both peak and off-season and exports to multiple global regions, supporting a positive production-capability assessment.

Customization capabilityBoth manufacturing/design records explicitly list customization from samples, designs, full customization, minor customization, and flexible customization. OEM and ODM services are also reported, providing clear evidence of broad customization capability.