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Warranty: 2 years, Lifetime maintenance

Multi Parameter Sensor LCD Display Multi Parameter Temperature and Humidity Co O2 Sensor

Name: Multi Parameter Sensor LCD Display Multi Parameter Temperature and Humidity Co O2 Sensor
Brand: Chengdu Sentec Technology Co., Ltd.
SKU: 1991172601

Sichuan, ChinaChengdu Sentec Technology Co., Ltd.

US$64.00-66.00

1 Piece

Product profile

Customization

Available

Product Name

Liquid Crystal Gas Transmitter

Average Power Consumption

0.6W(24VDC)

Model NO.

SEM339

Working Temperature

Co/H2s/CH4/No2/So2/O2/Nh3/pH3/O3: -20~50℃

Working Pressure

90~110kpa,91~111kpa,80~116kpa,

Application

Iquid Crystal Gas

Customized Support

OEM, ODM

Power Supply

10~30V DC

Signal Output

RS485 ,4-20mA

Working Humidity

O2: 5~95%Rh,CH4: 0~95%Rh Non-Condensing

Sensor Body Operating

Temperature -20~60°C, 0~80%Rh,80~120kpa

Keywords

Liquid Crystal Gas Transmitter

Specification

22X11X4 cm

Trademark

SENTEC

Origin

China

Key features

Multi-Parameter Detection: Detects CO, H2S, CH4, NO2, SO2, O2, NH3, PH3, O3, and pH3 simultaneously.

High Accuracy Measurement: Uses imported chips and advanced SMT technology with factory calibration stored in memory.

Digital Output Interchangeability: Features digital output allowing full interchangeability without complex verification.

OEM and ODM Support: Provides customized support for OEM and ODM services.

Dual Signal Output Options: Supports RS485 and 4-20mA signal outputs for flexible integration.

ISO and CE Certified: Products hold ISO and CE certifications with full pre-inspection by QC.

2-Year Warranty Coverage: Includes a 2-year warranty and lifetime maintenance support.

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: ≤11.33hTerms 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 in 1 hours as soon as we can.

Q:Could I visit your factory?

Sincerely invite you to visit our factory.

Q:Do you provide samples ?

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

Q:How about the quality of the managements ?

We have a complete quality control system , all of our products will be fully pre-inspection by QC departments before shipping to you . We have the certification of ISO,CE we could send the certification test of our company to you

Q:What is your terms of payment ?

We could accept T/T, Paypal, WU ,Credit Assurance