How can I get the latest prices?

Send your requirements to us by mail or call us, and we will reply within 24 hours.

What is the warranty period for this door closer?

We provide a 1-year warranty for the product, along with 24-month after-sales service.

What is the maximum door weight supported?

This door closer supports doors weighing between 15kg and 150kg.

High Performance Safe Fire-Proof Concealed Hydraulic Spring Door Closer

Name: High Performance Safe Fire-Proof Concealed Hydraulic Spring Door Closer
Brand: Wenzhou Liwang Hardware Technology Co., Ltd.
SKU: 2028637382

Zhejiang, ChinaWenzhou Liwang Hardware Technology Co., Ltd.

US$8.50-16.00

500 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

24 Month

Warranty

1 Year

Model NO.

9016SL

Material

Aluminum Alloy

Type

Door Closer

Installation Type

Standard

Function

Stop, Fixed, Delay, Adjustable, Buffered

Standard

American Standard

Remote Control

Without Remote Control

Door Width

950-1400mm

Door Weight

15-150kg

Usage

Market, Fire Exits, Home, Hotel, Office, Hospital, School

Color

Silver

Name

Door Closer

Adjustable Closing Section

Two Speed (Closed-Door Segment, Locked Section )

Hold -Open

Optional (with Hold Open Slide Arm)

Sample

Available

Transport Package

Carton

Specification

302*283.5*28.6mm

Trademark

according to drawing

Origin

China

HS Code

8301400000

Production Capacity

200000pieces/Month

Key features

UL 10C 3-Hour Fire Rating: Certified UL 10C with a 3-hour fire rating for enhanced safety compliance.

Heavy Duty Aluminum Body: Precise cast aluminum body paired with blanking steel arm for durability.

Adjustable Speed Control: Features adjustable closing, latching speeds, and optional back-check/delay.

Barrier Free Design: Lower opening resistance specifically designed for the handicapped and elderly.

OEM/ODM Capability: Professional OEM and ODM services available, cooperating with famous brands.

Wide Application Range: Suitable for markets, fire exits, homes, hotels, offices, hospitals, and schools.

Flexible Hold-Open Option: Optional hold-open slide arm available for customized door holding needs.

100% Quality Inspection: Every finished product undergoes visual and functional inspection before shipment.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Wenzhou Liwang Hardware 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: 3 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤4.38h

AI-Powered supplier vetting

SummaryThe supplier is a small limited company/trading company in Wenzhou, with 10 employees and a product scope covering door hardware. It reports manufacturing-related business activities, machinery facilities, OEM and ODM services, and broad customization capabilities. Export sales account for 71%–90% of total sales, but the supplier has exported for only three years and reports no overseas agents, branches, warehouses, showrooms, or countries with overseas service coverage. Quality assurance is stated to exist, while inspection, corrective-action, complaint-handling, and supplier-assessment procedures lack written records. Financial information is present for 2021–2023, but no financial performance figures are provided. The evidence supports customization and some production-related capabilities, while certification, after-sales service, innovation, and customer-case strength remain insufficiently documented.

After-Sales capabilityThe supplier has no overseas warehouse, showroom, overseas agents, or branches, and reports zero countries with overseas service coverage. Its complaint-handling and corrective/preventive-action mechanisms have no written procedures or records, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier reports no new products during the past year and no available SDK, which limits evidence of recent innovation. It does state that its business scope includes hardware-product R&D and technical development, but this does not establish strong or current innovation performance.

Production capacityThe supplier reports drilling and polishing machinery, in-stock capability, 40 qualified service suppliers, and peak/off-season lead times ranging from within 15 workdays to one month. However, it has no valid manufacturing-capacity contract with associated subcontractors and only one quality-control/quality-assurance inspector, so production capability is supported but operational controls are incomplete.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full, minor, and flexible customization, and also offers ODM and OEM services, including OEM for popular brands. These statements provide direct evidence of broad customization capability.

Product Q&A

Q:What certificates do you have?

We have CE and UL certificates. All our product designs follow international standards such as EN/CE, UL, and ANSI standards.

Q:Do you accept OEM or ODM orders?

Yes, we are professional in OEM and ODM services and cooperate with famous brands for both.

Q:Do you have a quality control system?

Yes, we have established a quality system and strictly control production quality according to instructions, controlling each procedure throughout mass production.

Q:Are you a factory or a trading company?

We are a SGS Audit factory with over 10 years of manufacturing experience in architectural hardware.

Q:What are your payment terms?

We accept T/T and L/C.