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Passive Low Frequency Vibration Sensor Without External Power Supply
US$1,200.00
1-4 Sets
US$1,120.00
5-9 Sets
US$1,020.00
10-19 Sets
US$900.00
20+ Sets
Sample price:US$1200.00/set.Request sample

Product profile

Customization

Available

After-sales Service

Remote Teach,Timely Communication to Solve Problem

Warranty

1 Years

Model NO.

941B

Sensitivity

0.3

Acceleration (M/S², 0-P)

20

Frequency Band (Hz +1dB)

0.25~80 Hz

Output Load Resistance (kΩ)

1000

Acceleration (M/S²)

5×10-6

Dimensions

63*63*80 mm

Weight

1kg

Operating Environment Temperature

-35℃~+70℃

Operating Environment Humidity

≤90%

Transport Package

Cartons

Specification

63*63*80mm

Origin

China

HS Code

90318090

Key features

No External Power Required: Passive design eliminates the need for external power supply, enabling direct signal output.
Multi-Gear Sensitivity: Features four selectable gears (Acceleration, Low/Med/High Velocity) via micro-switch for diverse measurement needs.
Low-Frequency Precision: Utilizes differential magnetic steel induction and closed-loop servo technology for excellent low-frequency characteristics.
Wide Measurement Range: Supports ultra-low frequency vibration, ground pulsation, and weak vibration measurement with high linearity.
High Reliability & Resolution: Offers high resolution, high sensitivity, and good repeatability with a long service life.
Compact & Easy Installation: Dimensions of 63*63*80 mm and weight of 1kg allow for easy installation in various environments.
Compatible with Data Loggers: Designed to work seamlessly with G01NET series data loggers for comprehensive monitoring solutions.
Professional Technical Support: Provides remote teaching, timely communication, and 24-hour technical support for stable operation.

Company profile

Business Type: Trading CompanyNearest Port: shanghai, shenzhenAverage Response Time: ≤3.66h

AI-Powered supplier vetting

SummaryJiangxi Dongling Technology Co., Ltd. is identified as a China-based trading company operating in Jiangxi, with factory information separately provided for a location in Pingxiang, Jiangxi. Its product scope covers laboratory analytical instruments and engineering monitoring and structural safety systems. The supplier reports ISO 9001 certification, 4 production lines, 31–40 years of combined R&D engineer experience, and 6–10 quality-control staff. Reported annual productivity is 350 sets of laboratory analytical instruments and 800 sets of engineering monitoring equipment. It exports to multiple regions, with 31%–40% of sales from exports and exporting activity beginning in 2020. The available information supports production, quality-system, product-scope, and international-market capabilities, but does not provide sufficient evidence regarding after-sales performance, customization, customer cases, or overall financial credibility.
Supplier typeThe supplier is explicitly classified as a trading company, while the records also identify a factory location in Pingxiang and report production lines and output. Its stated business model covers two capability lines: laboratory analytical instruments and engineering monitoring and structural safety systems.
CertificationsThe supplier reports holding ISO 9001 certification for its management system. This is explicit evidence of a certified quality-management framework, although the provided information does not specify the certification scope or validity period.
R&D capabilityThe supplier reports 31–40 years of total R&D engineer experience and describes two technical capability lines spanning analytical instruments, engineering monitoring, and structural safety systems. This supports an established technical base, but there is no specific evidence of patents, new product development, or documented innovation outcomes.
Production capacityThe supplier reports 4 production lines and annual productivity of 350 sets of laboratory analytical instruments plus 800 sets of engineering monitoring equipment. These stated production resources and output figures provide explicit evidence of operating production capability across both product categories.

Product Q&A

Q:Does this sensor require an external power supply?
A:
No, the Type 941B is a passive sensor that does not require an external power supply and provides direct signal output.
Q:How many sensitivity gears are available?
A:
There are four gears available: Acceleration, Low Velocity, Medium Velocity, and High Velocity, selectable via a micro-switch.
Q:What is the warranty period for this product?
A:
The product comes with a 1-year warranty and includes remote teaching and timely communication for problem-solving.
Q:What types of applications is this sensor suitable for?
A:
It is suitable for ultra-low frequency vibration measurement, ground/structure pulsation, industrial vibration, and weak vibration monitoring.
Q:What is the frequency band range of the sensor?
A:
The frequency band ranges from 0.17 Hz to 100 Hz depending on the selected gear, with a typical range of 0.25~80 Hz.

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