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How long is the lead time for production?

The average lead time is within 15 working days for both peak and off-peak seasons.

New Designed SIP Emergency Tunnel Telephone Call Station Intercom

Name: New Designed SIP Emergency Tunnel Telephone Call Station Intercom
Brand: Shenzhen Yuantong Modern Technology Co, . Ltd.
SKU: 1968271801

Guangdong, ChinaShenzhen Yuantong Modern Technology Co, . Ltd.

US$399.00

2-999 Pieces

US$299.00

1,000+ Pieces

Product profile

Customization

Available

Usage

Industry

Call Type

Mixed

Model NO.

YT-SDN03

Hardware Technology

Board

Certification

CE, ISO, RoHS

Condition

New

Enclosure

Aluminium

Emergency Call

One Big Button

Sound Pressure

290 Dba in 40cm

Function

Broadcast

Power Supply

AC 220V ±10%

Temperature

-40℃ ~ +70℃

Optional

External Speaker/Camera

Exclusive Tech

Strong Noise Canceling - Optional

Call in/out

Hands Free

Buzzer

10W - Over 90 Db in One Meter

Built in Amplifer

120W or 250W

Interface

Switch Port/Gateway Port

Protection Grade

IP65

Installation

Wall-Mounted/Embedded

Transport Package

Carton

Trademark

Yuantong

Origin

Original Manufacturer

HS Code

8517180090

Production Capacity

10000 Pieces Per Year

Key features

Digital Transmission Technology: Converts analog audio to digital packets for stable, clear two-way transmission.

IP65 Protection Grade: Dust and water resistant design suitable for harsh tunnel environments.

Multi-Function Integration: Combines emergency phone, manual alarm, broadcasting, and sound-light alerts.

Strong Noise Canceling: Optional feature ensures clear audio even in high-noise industrial settings.

Flexible Customization: Supports full customization, minor customization, and design-based options.

High Power Amplifier: Available in 120W, 240W, or 350W output for powerful sound projection.

TCP/IP Network Support: Enables cross-segment and cross-router communication via standard IP networks.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExhibition ExperienceOEM Services

Shenzhen Yuantong Modern Technology Co, . Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤6.51h

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturer producing industrial telephones and broadcasting systems, with related software, electronic-product, installation, commissioning, maintenance, and import/export activities. It demonstrates broad customization, OEM and ODM capability, and reports new products within the past year. Service procedures, corrective actions, and complaint-handling records are documented. The supplier has long-term relationships with Huawei, ZTE, Siemens, and China Telecom and reports coverage of about half of the domestic pipeline market. However, no certification information, SDK availability, inventory service, overseas warehouse, overseas showroom, or overseas agent/branch is provided or available. Export activity is limited, with exports representing 1%–10% of total sales and seven years of export experience.

Supplier typeThe supplier is explicitly identified as a manufacturer. Its stated scope includes production and sales of industrial telephones and broadcasting systems, as well as electronic-product development and production.

After-Sales capabilityThe supplier states that it provides excellent after-sales service, and it has documented procedures and records for service assessment, corrective and preventive actions, and complaint handling. Overseas service is reported in India as maintenance, but no overseas agents or branches are available.

R&D capabilityThe supplier reports continuous management and technology innovation, new products within the past year, R&D activity, and development of electronic products and software. It also offers ODM services, although no SDK is available.

Production capacityThe supplier is a manufacturer with an explicitly stated production scope for electronic products, industrial telephones, and broadcasting systems. It has valid manufacturing contracts with each related subcontractor, but reports no inventory capacity.

Customization capabilityThe supplier explicitly supports customization from samples, full customization, design-based customization, minor customization, and flexible customization. The same broad capability is reported across both R&D and design-service information.

Client casesThe supplier reports long-term partnerships with Huawei, ZTE, Siemens, and China Telecom, recognition by owners, contractors, and agents, and many domestic and international achievements. It also reports participation in Securika Moscow and overseas maintenance service in India.