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High Quality Market Exclusive Design Construction Elevator Intercom
US$198.00-228.00
1 Piece
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableUsage
TelephoneType
WiredInformation content
VoiceCertification
CE, ISOCondition
NewFrequency
3 KindsQuantity
Depends on FloorsTransport Package
Carton BoxSpecification
the phone is 200*120*50mmTrademark
STRONGOrigin
ShanghaiHS Code
84313900Production Capacity
30000 Pieces/YearKey features
OSHA Recommended Safety: Industry standard for construction hoists, recommended by OSHA for safer work environments.
Crystal Clear Communication: Two-way voice intercom with volume control and mute function for clear, reliable communication.
No RF License Required: Uses protection loop line signal transmission, avoiding electromagnetic pollution and RF application needs.
Emergency Alarm System: Equipped with emergency alarm switches on all units to ensure worker safety during critical incidents.
Extreme Weather Resilience: Heavy-duty composite Nylon Plastic enclosure designed to operate reliably in harsh construction conditions.
Flexible Frequency Options: Supports up to 3 multiple frequency channels (250KHz, 741KHz, 800KHz) to prevent interference.
Safe Low Voltage Power: Powered by safe 24 volts DC with backup battery supply, ensuring operation during power outages.
Customizable Configuration: Customization available based on sample or design, with quantity depending on the number of floors.
Company profile
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤18h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryShanghai Strong Engineering Construction Co., Ltd. is a China-based trading company established in 2014, focused on lift accessories and related construction machinery, mechanical, electrical, and hardware products. The supplier reports five employees, overseas service limitations, no overseas warehouse, showroom, agent, or branch, and participation in bauma China. It offers customization from samples and designs but does not provide private mold development, 3D software design, ODM, OEM for popular brands, or SDK support. Product information indicates new products were developed during the past year. Service procedures and corrective-action records are documented, although the approved supplier list lacks signatures or dates. Audit information identifies TÜV Rheinland, but the evaluation result is recorded as 0 and the stated report validity ended on 2025-08-12. Production capacity, financial credibility, and customer case evidence remain insufficient for firm conclusions.
Supplier typeThe supplier is identified consistently as a trading company and limited company, with no larger-company group affiliation. Its stated scope covers lift accessories and a broad range of construction machinery, mechanical, electrical, metal, hardware, rubber and plastic, and automobile-related products.
After-Sales capabilityThe supplier reports written procedures and records for service-capability assessment, a corrective and preventive action mechanism, and ten qualified service-capability suppliers. It lacks overseas warehouses, showrooms, agents, and branches, although it has participated in bauma China and reports lead times within 15 workdays.
R&D capabilityThe supplier reports having launched new products during the past year, indicating some product-development activity. However, it does not offer ODM, private mold development, professional technical-supplier R&D, 3D software design, or SDK support.
Customization capabilityThe supplier explicitly offers customization from samples and designs. However, it does not provide private mold development or 3D software design services, so customization appears available in defined forms rather than as a full design-and-development service.
Product Q&A
Q:What are the main applications for this intercom?
A:
It is mainly used on construction and temporary hoists/elevators to provide emergency communication between workers and the operator.
Q:Does this system require a radio frequency license?
A:
No, it uses a protection loop line for signal transmission, so no radio frequency application is needed.
Q:What power supply does the unit use?
A:
The system is powered by safe 24 volts DC and includes a backup battery supply for the car unit.
Q:What frequencies are available for this intercom?
A:
Three frequencies are available: 250KHz, 741KHz, or 800KHz, allowing for multiple channel selection.
Q:How should the protective ground wire be installed?
A:
The protective ground wire must pass through the coupler hole and be connected to the ground; it cannot be grounded in the middle.
Send Inquiry
*To:
Shanghai Strong Engineering Construction Co., Ltd.
Shanghai Strong Engineering Construction Co., Ltd.*Content:
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