What is the maximum open angle of the door?

The maximum open angle for this door closer is 180 degrees.

dB-AA78 High Quality Aluminium Material Triangle Automatic Door Closer

Name: dB-AA78 High Quality Aluminium Material Triangle Automatic Door Closer
Brand: Shenzhen Nordson Electronic Co., Ltd.
SKU: 882268785

Guangdong, ChinaShenzhen Nordson Electronic Co., Ltd.

US$18.00

1-99 Pieces

US$17.00

100-299 Pieces

US$16.00

300-499 Pieces

US$15.00

500+ Pieces

Sample price:US$18.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Nordson

Warranty

1 Year

Model NO.

DB-AA78

Structure

Crank Arm

Driving Type

Electrical Machinery Rolling

Electric Current Type

Brand

Nordson

Model

Db-AA78 (Triangle Door Closer)

Width of Doormax

700-1200mm

Weight of Door Max

30-55kg

Max Open Angle

180

Closing Speed Adjustment

Spee1:180°-15° ; Speed2:15°-0°

Operation Temperature

-20℃-45℃

Operation Humidity

0% ~ 95%

Material

Aluminium Material

Applicability

Left Open or Right Open Door

Life Span

300,000 Cycles

Installation Dimension

203*19(mm)

Weight

1.6kg

Transport Package

Carton

Specification

25*8*8

Trademark

Nordson

Origin

China

HS Code

8302410000

Production Capacity

50000/Year

Key features

Durable Aluminium Construction: Made from high-quality aluminium material with three paint technology for powerful antioxidant capacity.

Long Service Life: Engineered for a lifespan of 300,000 cycles, ensuring reliable long-term performance.

Smooth Rivet-Type Shaft: Rivet-type arm shaft and connecting rod ensure durable junctions and smoother rotation.

Wide Applicability: Suitable for both left open and right open doors with a max door width of 700-1200mm.

Compact and Lightweight: Weighs only 1.6kg with installation dimensions of 203*19mm for easy integration.

Robust Connector Design: Tetradentate rectangular connector provides higher connection tightness and stability.

1-Year Warranty Coverage: Backed by a comprehensive 1-year warranty for peace of mind and quality assurance.

Company profile

High Repeat Buyers ChoiceExperienced TeamSelf-brandedPatents Awarded

Shenzhen Nordson Electronic Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-05-01Nearest Port: shenzhen,hongkongAverage Response Time: ≤5.62hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company operating in electronic products and components, with stated import and export scope. It holds ISO 9001 certification and reports written procedures for supplier-service assessment, corrective and preventive actions, and customer complaints. The supplier reports recent new-product development and ODM availability, but no SDK, 3D software design service, or professional technical-supplier R&D capability. Production information lists 100,000 pieces annually for each of five access-control-related product categories, while finished-product inspection procedures are documented and consistently followed. Customization is available across sample-based, design-based, full, minor, and flexible formats. Financial records are referenced for 2022–2024, but no substantive financial results are provided. No customer cases or named customers are disclosed.

CertificationsThe supplier reports ISO 9001 certification for its management system. The slice does not provide the certificate number, validity period, or certification scope, but it is explicit evidence of certification holding.

After-Sales capabilityThe supplier reports clear procedures and followed records for handling customer complaints, as well as documented corrective and preventive action procedures. These records directly support an established service-response process.

Production capacityAnnual productivity is listed as 100,000 pieces for each of magnetic locks, electric bolts, electric strikes, fingerprint time-attendance products, and access-control products. The supplier also reports 50 quality-control staff and a documented finished-product inspection method, although its company type is separately identified as a trading company.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization service coverage.