What is the warranty for your product?

We provide a 2-year warranty and lifetime maintenance for our products.

What is the output signal type?

The output signal types include RS485 (Modbus-RTU), 4-20mA, 0-10V, and 0-5V.

Is the detection range customizable?

Yes, the detection range can be customized according to your specific needs.

Sentec Sem328 Best Selling Multi in One Gas Detector with Display and Alarm Gas Sensor

Name: Sentec Sem328 Best Selling Multi in One Gas Detector with Display and Alarm Gas Sensor
Brand: Chengdu Sentec Technology Co., Ltd.
SKU: 2094596175

Sichuan, ChinaChengdu Sentec Technology Co., Ltd.

US$78.00-88.00

1 Piece

Product profile

Customization

Available

Type

Gas Sensor

Output Signal Type

RS485 or 4-20mA,0-10V,0-5V

Model NO.

SEM328

Production Process

Integration

Material

Die-Casting Aluminum Shell

IP Rating

IP65,

Sensitivity

High

Certification

CE,Rosh

Customized

Product Name

Ex Gas Sensor

Average Power Consumption

0.35W

Ex

Ex D Iic T6 GB

Keyword

Gas Sensor

Transport Package

Carton

Specification

18*18*17 2Kg

Trademark

SENTEC

Origin

China

Production Capacity

50000

Key features

Wide Voltage Power Supply: Supports 10-30V DC input, ensuring stable operation in various industrial environments.

High Precision Sensor: Uses imported electrochemical sensors with rapid response and strong anti-interference ability.

Long Communication Distance: Standard Modbus-RTU protocol supports signal output up to 2000 meters.

Customizable Range: Detection range can be customized to meet specific application requirements.

Durable Aluminum Shell: Die-casting aluminum shell with IP65 rating for robust protection.

Clear LCD Display: Optional high-quality LCD screen for clear value viewing, even at night.

Certified Quality: Products are CE and RoHS certified, manufactured under ISO standards.

Lifetime Maintenance: Provides 2-year warranty with lifetime maintenance support for all products.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityCustomization from SamplesProduct Certification

Chengdu Sentec Technology Co., Ltd.

Sichuan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2011-03-01Average Response Time: ≤8.09hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CPT, Others, FCA

AI-Powered supplier vetting

SummaryChengdu Sentec Technology Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory in the electrical and electronics sector. Its stated products include multiple sensor and transmitter categories, while company descriptions highlight sensor technology development, intelligent monitoring solutions, and OEM experience. The supplier reports ISO 9001 certification, 11–20 years of R&D engineer experience, 6–10 quality-control staff, and more than 10 production lines. It has exported since 2011 and reports that 51%–70% of sales are exports, with self-operated import and export rights. An audit by BV is recorded, but the supplied audit result is “0” and the report validity period ended on 2024-11-15; the meaning of the result is not provided. Evidence remains insufficient for financial credibility, after-sales capability, overseas service coverage, detailed customization services, and verified customer cases.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory, with a limited-company structure and electrical and electronics trade focus. This supports its ability to operate as a product supplier with manufacturing involvement, although the relative scale of trading versus manufacturing is not stated.

CertificationsThe supplier reports ISO 9001 certification, and a BV audit record is provided with a stated validity period from 2023-11-16 to 2024-11-15. However, the audit result is recorded as “0,” and no interpretation or currently valid certification evidence is supplied, so the positive certification evidence is limited to the stated ISO 9001 holding.

R&D capabilityCompany descriptions state that industry experts participate in sensor R&D and innovation, that advanced production technologies are continuously introduced and developed, and that the supplier has 11–20 years of R&D engineer experience. Specific evidence for new-product output, SDK availability, 3D design, ODM, or other measured innovation deliverables is unknown.

Production capacityThe supplier is identified as a manufacturer/factory, offers several sensor and transmitter product categories, reports more than 10 production lines, and describes industrialized and systematized production. These details provide explicit evidence of substantial production infrastructure, although capacity volume and utilization are not stated.

Customization capabilityThe supplier explicitly states it has experienced OEM services and develops sensing technology solutions for customers, which supports some customization capability. Nevertheless, the availability of ODM, OEM for popular brands, 3D software design, and new-product development services is marked unknown, so the full customization scope cannot be verified.

Product Q&A

Q:How long will you give me the reply?

We will contact you within 1 hour as soon as possible.

Q:Could I visit your factory?

We sincerely invite you to visit our factory.

Q:Do you provide samples?

Yes, we have materials in stock to help you get samples as soon as possible.

Q:What is the quality management like?

We have a complete quality control system. All products undergo full pre-inspection by QC departments before shipping. We hold ISO and CE certifications and can provide test reports.

Q:What are your terms of payment?

We accept T/T, PayPal, Western Union, and Credit Assurance.