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Mining Explosion-Proof Dual Speed 2-Loop Vacuum Electromagnetic Starter for Underground Use
US$2,143.00
1 Set
Product profile
Customization
AvailableCertification
ISO9001, CCCProtection
Corrosion ResistanceModel NO.
QJZ-2*200/1140(660)SInstallation
VerticalHousing
Cast IronTransport Package
Wooden BoxTrademark
Wantai GroupOrigin
ChinaHS Code
8504231100Production Capacity
10000sets/YearKey features
Dual Independent Control: Features two independent circuits for simultaneous drainage and automatic water level control.
Mining Safety Certified: Intrinsically safe and explosion-proof design suitable for underground coal mine environments.
Multiple Protection Functions: Equipped with short circuit, overload, leakage, and open-phase protection mechanisms.
Flexible Control Modes: Supports both local manual control and remote control operations for versatile usage.
Reliable Locking System: Integrates both mechanical and electrical locking functions to ensure operational safety.
Customization Support: OEM and ODM services are available to meet specific industrial requirements.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2009-09-02 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.72h CertifiedTerms of Payment: LC, T/T, PayPal, etc.
AI-Powered supplier vetting
SummaryHuainan Wantai Electric Co., Ltd. is a China-based limited company established in 2009, operating in mining electronics and related electrical equipment. The supplier reports ISO9001:2015, ISO14001:2015, and OHSAS18001:2007 certifications, three government-recognized R&D institutions, and 57 years of cumulative R&D engineer experience. Its stated capabilities include development, production, sales, and service, with products such as mine soft starters, feeder switches, lamps, automation systems, switch cabinets, and protection devices. Evidence also indicates a manufacturing plant of 41,708 m², regional sales coverage across multiple Chinese provinces, and dedicated sales and post-sales personnel. However, the provided information does not establish detailed financial strength, customer-specific case studies, or explicit customization processes.
Supplier typeThe supplier is identified as Huainan Wantai Electric Co., Ltd., a Chinese limited company based in Anhui. Its stated activities combine development, production, sales, and service for mining electronic and electrical products, although another record describes its company nature as a trading company.
CertificationsThe supplier explicitly reports ISO9001:2015 quality certification, ISO14001:2015 environmental certification, and OHSAS18001:2007 certification, with ISO9001 also referenced in its company description. These certifications support documented quality, environmental, and occupational health and safety management systems.
After-Sales capabilityThe supplier states that it has experienced sales and post-sales members and describes its business as integrating development, production, sales, and service. This supports the existence of after-sales resources, but no response-time, service-network, spare-parts, or technical-support metrics are provided.
R&D capabilityThe supplier reports three government-recognized R&D institutions and 57 years of total R&D engineer experience. Its stated product-development goal is to deliver safer, more energy-saving, and more efficient system solutions, indicating established R&D resources and innovation orientation.
Production capacityThe supplier reports 371 employees in one company record and 500 employees in a company description, a 41,708 m² manufacturing plant, and an integrated development and production operation. It also claims ready production facilities and broad mining-electronics product coverage, supporting substantial production capability, although verified capacity and output figures are not provided.
Product Q&A
Q:What is the main application scenario for this starter?
A:
It is applicable to coal mines underground, controlling the start and stop of mine explosion-proof three-phase asynchronous motors.
Q:What voltage levels does the starter support?
A:
The starter is designed for AC 50Hz lines with voltages of 1140V or 660V.
Q:Does the starter have automatic control features?
A:
Yes, it features double circuit water level automatic control, allowing automatic operation based on low, high, and ultra-high water level probes.
Q:What protection functions are included?
A:
It includes multiple protection functions such as short circuit, overload, leakage, and open-phase protection.
Q:Is customization available for this product?
A:
Yes, OEM and ODM services are available to accommodate specific customer needs.
Send Inquiry
*To:
Huainan Wantai Electric Co., Ltd.
Huainan Wantai Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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