What are the available flow coefficients?

241L/min(K=16.8) and 362L/min(K=25.2).

Early Suppression Fast Response Esfr Pendent Sprinkler K17

Name: Early Suppression Fast Response Esfr Pendent Sprinkler K17
Brand: SINCO FIRE AND SECURITY CO., LIMITED
SKU: 2116708035

Fujian, ChinaSINCO FIRE AND SECURITY CO., LIMITED

US$3.00-4.90

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Sprinkler Installation

Upright/Pendent

Sprinkler Head Type

Closed

Model NO.

ESFR

Alarm Valve Type

Wet Alarm Valve

Automatically Opened and Closed Repeatedly

Can't Automatically Opened and Closed

Closed Fire Sprinkler System

Wet Fire Sprinkler System

Nozzle Flow Coefficient

242L/Min, 363L/Min

Connecting Thread

3/4", 1"

Thread Standard

NPT/BSPT

Norminal Diameter(mm)

DN20/DN25

Material

Brass

Surface Finish

Natural Brass

Temperature Rating

74 Degree/101 Degree

Response

Fast Response

K-Factor

14/16.8/17/25.2

Working Pressure

0.1~1.2MPa

Application

High-Piled Storage/in-Rack Storage/Warehouse

Transport Package

Standard Export Package

Specification

3/4" 1"

Trademark

SINCO/OEM

Origin

Quanzhou, Fujian

HS Code

8424

Production Capacity

2000pieces/Week

Key features

Early Suppression Fast Response: Provides rapid fire suppression with high water coverage at lower pressures.

High-Piled Storage Protection: Ideal for high-piled, in-rack storage, and warehouse applications.

Eliminates In-Rack Sprinklers: Often removes the need for additional in-rack sprinkler systems.

Durable Brass Construction: Made of natural brass with NPT/BSPT thread standards for reliability.

Wide Operating Pressure: Max working pressure range of 0.1~1.2MPa (1~12 bar).

Certified Quality: Complies with ISO and CCCF international quality standards.

Custom OEM Services: Supports logo design and custom product exploration with drawings.

Low MOQ for Standard Items: Offers low minimum order quantities for conventional products.

Company profile

High Repeat Buyers ChoiceFast Delivery100% Finished Products InspectionR&D Capabilities

SINCO FIRE AND SECURITY CO., LIMITED

Fujian, China

Business Type: Manufacturer/Factory, Trading Company, Group CorporationExport Year: 2011-03-09Nearest Port: Xiamen, Ningbo, GuangzhouAverage Response Time: ≤3.30hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummarySINCO FIRE AND SECURITY CO., LIMITED is a China-based limited company identified as a trading company, manufacturer/factory, and group corporation, supplying fire-fighting and safety products. The supplier reports broad product coverage, flexible customization, ODM services, OEM services for well-known brands, export sales, and a stated global sales network. It lists numerous management-system certifications and has 11–20 R&D engineers and 11–20 quality-control staff. However, the evidence also shows no 3D software design service, no SDK, no new products during the past year, no written complaint-handling or corrective-action procedures, and no quality assurance in quality-control processes. Finished products are checked by packing staff, while customer-specific case details are not provided.

Supplier typeThe supplier is identified as a limited company and classified as a trading company, manufacturer/factory, and group corporation. Its stated business focuses on manufacturing and supplying fire-fighting equipment and safety products, including hoses, valves, sprinklers, hydrants, and related systems.

CertificationsThe supplier lists a broad set of certifications and management-system standards, including BSCI, ISO 13485, ISO 9001, ISO 14001, ISO 50001, GMP, and others. Its product description also states conformity with JIS, API, ANSI, and BS standards, although the provided information does not verify certificate validity or scope.

After-Sales capabilityThe supplier claims outstanding customer service and long-term business relationships, and describes itself as providing sales and service. However, it has no written procedures or records for complaint handling or corrective and preventive actions, and the quality-control field explicitly states that no quality assurance is available.

R&D capabilityThe supplier reports 11–20 R&D engineers and offers ODM services, but states that it is not a professional technical supplier, does not provide 3D software design services, has no available SDK, and had no new products during the past year. These explicit limitations outweigh the partial evidence of R&D-related capability.

Production capacityThe supplier offers a broad range of fire-fighting products and reports annual production information, including 365,000 sprinkler-system alarm valves, as well as other product categories. It also reports 11–20 quality-control staff and identifies itself as a manufacturer/factory, supporting production capability; however, finished products are checked by packing staff, which indicates a limited documented inspection approach.

Customization capabilityThe supplier explicitly offers flexible customization and provides ODM services, indicating that it can support customized product or design requirements. OEM capability for well-known brands is also stated, although no specific customization examples or process details are provided.