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Intrinsically Safe Emergency Stop Switch for Underground Coal Mine
US$117.00
1-9 Pieces
US$116.00
10+ Pieces
Product profile
Customization
AvailableIP Grade
IP54Ex Grade
Exib IModel NO.
KHJ0.5/24(B)Material
MetalContact Type
ContactExplosion-Proof Type
Mining Intrinsically Safe TypeTransport Package
Wooden BoxSpecification
Dimensions: 298m*82mm*192mmTrademark
WantaiOrigin
Huainan, Anhui, ChinaProduction Capacity
10000pieces/YearKey features
Intrinsically Safe Design: Exib I certified for safe operation in explosive gas (CH4) and coal dust environments.
Self-Locking Function: Maintains fault signal output even after external force is removed for safety.
Fault Location Assistance: Outputs station number and fault signal to help operators quickly identify issues.
Visual Status Indication: High-brightness red lights on both sides indicate active sensor status.
Digital Fault Registration: Capable of digitally registering up to 64 emergency stop fault points.
OEM/ODM Services: Manufacturer offers both OEM and ODM customization services.
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: ≤3.66h 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:Is this switch suitable for underground coal mines?
A:
Yes, it is designed for coal mines with explosive gas (CH4), open-pit mines, and coal preparation plants.
Q:What is the explosion-proof certification?
A:
The switch carries the Exib I explosion-proof mark for intrinsically safe operation.
Q:How does the self-locking function work?
A:
When the sensor is triggered, it maintains the fault signal output even after the external force is removed.
Q:Can the switch identify the specific location of a fault?
A:
Yes, it outputs station number information along with the fault signal to help locate the issue quickly.
Q:Does the product support customization?
A:
Yes, the manufacturer offers both OEM and ODM services for this product.
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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