What delivery methods are available?

We can deliver products by air or sea, depending on the specific requirements of the project.

What is the warranty period for your products?

We offer a 1-year warranty for our products and provide free remote technical support online.

M21f-V50 4G Remote Terminal Unit for Multi-Sensor Monitoring

Name: M21f-V50 4G Remote Terminal Unit for Multi-Sensor Monitoring
Brand: Xiamen Chenmai Wisdom Technology Co., Ltd.
SKU: 2284649955

Fujian, ChinaXiamen Chenmai Wisdom Technology Co., Ltd.

US$358.00-500.00

1 Piece

Sample price:US$358.00/piece.Request sample

Product profile

Customization

Available

Usage

Telephone, Computer, Workstation

Type

Wireless

Model NO.

Information content

Data

Certification

CE, ISO

Condition

New

Wireless Module

Industrial-Grade Wireless Module

Transmit Power

< 24 dBm

Receive Sensitivity

< -109 dBm

Indoor/Urban Communication Distance

1 Km

Outdoor/Line-of-Sight Communication Dist

3.5 Km

Receiver Type

50 Channels; GPS L1 (1575.42 MHz) C/a Code

Transport Package

Carton

Specification

One per box

Trademark

CHENMAI

Origin

China

Key features

Multi-Network Compatibility: Supports 2G/3G/4G, NB-IoT, and LoRa for versatile long and short-distance transmission.

Comprehensive Interface Support: Includes RS232, RS485, SDI, Ethernet, analog/digital I/O, and tipping bucket rain gauge interfaces.

High-Precision GPS Positioning: Industrial GPS module with 50 channels, supporting BDS/GALILEO, 2.5m accuracy, and 4Hz update rate.

Flexible Data Storage: Built-in 32MB Flash and optional 64GB TF card for local data collection and historical export.

Low Power Consumption Design: Sleep current < 2mA, supports 12V DC input, and integrates solar charging management interface.

Smart Alarm & Control: Enables triggered data reporting on early warnings, remote control, and scheduled image capturing.

Customizable Solutions: Offers full, minor, and flexible customization options based on specific client project requirements.

Company profile

Exhibition ExperienceFlexible CustomizationR&D CapabilitiesProduct Certification

Xiamen Chenmai Wisdom Technology Co., Ltd.

Fujian, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤2.67h

AI-Powered supplier vetting

SummaryThe supplier identifies as a professional technical supplier with stated R&D personnel strength, ODM capability, SDK availability, and broad customization options. Its business scope covers optoelectronic devices, electronic materials and components, marine engineering equipment, and 5G communication services. However, it does not provide 3D software design, has reported no new products in the past year, and lacks in-stock capacity, overseas warehouses, overseas agents or branches, and overseas showrooms. Quality assurance is stated, but finished products are checked by packing staff, with no written complaint-handling or corrective-action procedures. Export activity is established, while certification, customer cases, production capacity, and financial credibility cannot be fully assessed from the provided evidence.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. Its stated business scope includes technology development and consulting, optoelectronic devices, electronic materials and components, marine engineering equipment, and 5G communication services, indicating a technology-oriented and diversified business profile.

After-Sales capabilityThe supplier lacks overseas warehouse, overseas showroom, overseas agent or branch capabilities, and reports zero countries with overseas services. It has participated in the WATER EXPO CHINA offline trade show and states quality assurance, but has no written procedures or records for customer complaints or corrective and preventive actions, indicating limited documented service infrastructure.

R&D capabilityThe supplier states that it is a professional technical supplier, offers ODM services, has an available SDK, and describes R&D and technical personnel as over 60% of its workforce, including postgraduates, doctoral candidates, and industry experts. However, it also reports no new products in the past year and does not provide 3D software design services, so the evidence supports technical and development capability but not recent product innovation.

Production capacityThe supplier reports no in-stock capability and no valid contract between the factory and related subcontractors, which limits evidence of production readiness and manufacturing continuity. Finished products are checked by packing staff and quality assurance is stated, but detailed production capacity, facilities, and process controls are not provided.

Customization capabilityThe supplier explicitly offers customization from designs, full customization, minor customization, flexible customization, and customization from samples. It also provides ODM services, directly supporting a broad customization offering.

Product Q&A

Q:What kind of products can be purchased from you?

We offer competitive IoT products including sensors, communication devices, and software platforms to help clients solve monitoring problems in hydrology, water conservancy, agriculture, and urban lifeline areas.

Q:Can you provide customization services?

Yes, we customize solutions and provide corresponding product services based on each client's specific project requirements, including full, minor, and flexible customization.

Q:Can I get free samples?

We charge a sample fee and corresponding shipping fee, but we can offer a certain discount on subsequent purchases.

Q:What payment methods do you accept?

We accept T/T, Western Union, and PayPal, depending on the client's requirements.

Q:What is the lead time after payment?

The lead time depends on the order quantity, generally being 15 days.