Does the product have ISO certification?

Yes, it is certified under ISO9001, IEC, and GB standards.

What is the maximum installation altitude?

The switch can be installed at heights not exceeding 2000 meters above sea level.

Hr17 Series Hr17-400A 3p Fuse Type Isolating Switch 400A Rail Mounted Knife Switch

Name: Hr17 Series Hr17-400A 3p Fuse Type Isolating Switch 400A Rail Mounted Knife Switch
Brand: Donghua Electric Stock Co., Ltd. of Zhejiang
SKU: 1997436211

Zhejiang, ChinaDonghua Electric Stock Co., Ltd. of Zhejiang

US$13.10

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Low-voltage

Installation

Indoor Low-Voltage

Model NO.

HR17-400

Operation

Manual

Grounding Mode

Not Grounding

Movement Mode

Vertical Rotary Type

Number of Poles

Three Pole

Grounding

Un Grounded

Series

Three

Run

Swing

Switching Mode

Single Throw-in

Common Model

Hr17-400

Structure of Operating

Manual

Certification

ISO9001, IEC,GB

Brand

Dhecn

Transport Package

1PCS/CTN

Specification

CCC, CE, UL, KC, ISO, IEC, GB

Trademark

DHECN

Origin

Zhejiang, China

HS Code

8536500000

Production Capacity

5000PCS/Month

Key features

High Current Capacity: Rated working current up to 630A for robust power distribution.

Wide Voltage Range: Rated insulation voltage 800V and working voltage up to 690V.

Versatile Application: Suitable for distribution circuits, motor circuits, and emergency switching.

Manual Operation: Features vertical rotary type manual operation for precise control.

Comprehensive Certifications: Certified under ISO9001, IEC, and GB standards for quality assurance.

OEM and ODM Services: Offers full customization, flexible customization, and design-based options.

100% Quality Inspection: All finished products undergo visual and functional inspection.

Fast Lead Time: One month lead time available for both peak and off-peak seasons.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceSelf-brandedExhibition Experience

Donghua Electric Stock Co., Ltd. of Zhejiang

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: 20 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.67h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 110 employees, three production lines, and a product portfolio covering power supplies, transformers, fuses, and isolation switches. It demonstrates broad customization and ODM capability, has introduced new products within the past year, and maintains documented R&D and engineering procedures. Production controls include standardized finished-product inspection, but there is no ongoing batch quantity reconciliation. The supplier exports extensively, serves multiple international markets, and reports one-month lead times in both peak and off-peak seasons. It lacks overseas warehouses, showrooms, agents, branches, and available SDK support. Evidence of financial credibility and formal certifications is insufficient, while OEM service for well-known brands provides some customer-reference evidence.

R&D capabilityThe supplier reports new products within the past year, offers ODM services, and maintains design-input, output, review, verification, and validation documents available for audit. Its lack of an available SDK is a limitation, but the documented R&D process and recent product development support a positive assessment of innovation capability.

Production capacityThe supplier operates three production lines, has multiple named facilities, uses documented and uniformly followed finished-product inspection instructions, and reports one-month lead times in both peak and off-peak seasons. However, it does not continuously reconcile quantities for each batch or mass production, representing a stated production-control weakness.

Customization capabilityBoth slices list customization from samples, full customization, flexible customization, minor customization, and customization from designs. The supplier also provides ODM services, giving explicit evidence of broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands and has participated in the Guangzhou Export Commodities Fair. These are relevant market-experience indicators, but no customer names, project details, order references, or verifiable case outcomes are provided.