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Tamper Resistant Fireman Switch with Secure Enclosure and Protection Features
US$15.00
1-999 Pieces
US$10.00
1,000+ Pieces
Sample price:US$20.00/piece.Request sample
Product profile
Customization
AvailableType
Low-voltageStructure
Single-column DisconnectorModel NO.
QFSInstallation
Low-VoltageOperation
ManualGrounding Mode
GroundingMovement Mode
Plug-in TypeNumber of Poles
Three PoleGrounding
Double GroundSeries
Single-StageRun
Turn the HorizontalSwitching Mode
Single Throw-inCommon Model
QfsStructure of Operating
ManualCertification
ISO, GS, CEBrand
Q&SFunction
Emergency Power Isolation DeviceSafety Purpose
Ensures Firefighter and Occupant SafetyMounting
Surface or Panel MountSwitching Mechanism
Robust Switching MechanismDesign Focus
Safety-Focused DesignTransport Package
CartonTrademark
Q&SOrigin
ChinaProduction Capacity
100000Key features
Emergency Power Isolation: Quickly disconnects power for AC, ventilation, or PV systems during fire emergencies.
Robust Safety Design: Lockable and tamper-resistant structure prevents unauthorized operation.
High Insulation Performance: Ensures dependable operation even under harsh environmental conditions.
Certified Compliance: Meets international standards with ISO, GS, and CE certifications.
Flexible Mounting: Supports surface or panel mounting for various installation requirements.
Wide Application Scope: Suitable for commercial buildings, industrial facilities, and data centers.
Intuitive Operation: Highly visible label and simple mechanism for rapid emergency activation.
Customizable Options: Available in multiple current ratings, voltage levels, and OEM branding.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2013-03-10Nearest Port: NINGBO; SHANGHAIAverage Response Time: ≤24hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, FCA
AI-Powered supplier vetting
SummaryYueqing Quansheng Electric Co., Ltd. is identified as a China-based manufacturer/factory producing circuit-protection and control products, including MCCBs, ACBs, VCBs, fireman switches, magnetic starters, and contactors. The supplier reports ISO 9001-based operations and additional product certifications such as CB, CE, and Semko. Stated annual capacity is 30,000 ACBs, 30,000 VCBs, and 200,000 MCCBs, supported by five production lines and 6–10 quality-control staff. The supplier has exported since 2013, with 90% of total sales reportedly from exports. Evidence supports manufacturing capability, export experience, quality-system certification, and product-focused R&D activity. However, the provided information does not establish after-sales service performance, financial credibility, customization capability, or named customer cases. The supplier’s company classification is somewhat inconsistent across records, which identify both a manufacturer/factory and a trading-company nature.
Supplier typeThe supplier is explicitly listed as a Manufacturer/Factory, with a stated focus on researching, producing, and manufacturing circuit breakers. However, another record classifies the company nature as a trading company, creating a classification inconsistency that should be verified.
CertificationsThe supplier reports ISO 9001 certification or an ISO 9001-based operating system, and also cites product certifications including CB, CE, and Semko. ISO 9001 is explicitly documented, while the other certifications are mentioned in the company description without certificate details.
R&D capabilityThe supplier states that it continuously researches and develops new products, has an operation system covering technical R&D, and is supported by innovative ideas and skilled professors. Its stated product focus is circuit protection, industrial control, and power management, but no R&D investment, patent, laboratory, or product-development metrics are provided.
Production capacityThe supplier reports five production lines and annual output of 30,000 ACBs, 30,000 VCBs, and 200,000 MCCBs, with 6–10 quality-control staff. It also identifies a factory location and manufacturing entity, providing explicit evidence of established production capability.
Product Q&A
Q:Are you a manufacturer or a trading company?
A:
We are a professional manufacturer specializing in high and low voltage electrical products, including MCB, MCCB, ACB, VCB, RCCB and related accessories. All products are produced in our own factories under strict quality control.
Q:What is your Minimum Order Quantity (MOQ)?
A:
Our standard MOQ is flexible and depends on the product model and packaging requirements. Small trial orders are welcome to support new customers during initial cooperation.
Q:Can you provide samples?
A:
Yes, free samples are available for most models. Customers only need to cover the shipping cost.
Q:How do you ensure product quality?
A:
All products undergo strict inspection from raw materials to final testing. We implement full-process quality control, including routine electrical performance testing and mechanical endurance verification.
Q:Do you offer OEM or private labeling services?
A:
Yes, we provide OEM customization, including brand logo, packaging, and product labeling according to customer requirements.
Send Inquiry
*To:
Yueqing Quansheng Electric Co., Ltd.
Yueqing Quansheng Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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