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The GM-300 series portable radiation detector measures alpha, beta, gamma, and X-rays with high precision. Manufactured by Shenzhen Wanyi Technology Co., Ltd., a certified high-tech enterprise specializing in radiation measurement equipment since 2011.
Product Overview
The GM-300 series features an elegant design with TFT LCD display and sound/light/vibration alarms. Utilizing various GM tube detectors, it provides excellent performance for monitoring alpha, beta, gamma, and X-rays. Compact and lightweight with online charging capability, it's ideal for professionals working with isotopes, radiation devices, materials processing, and personal dose monitoring.
Applications
Detection of radiation leaks and contamination
Environmental radiation monitoring in air and water
Facility inspections (warehouses, ports, medical facilities, nuclear plants)
Building material radioactivity testing
Landfill and waste dump radiation assessment
Medical X-ray equipment monitoring
Drilling equipment radioactivity checks
Personal property and jewelry radiation screening
Ceramic and glassware radiation testing
Home decoration material evaluation
Radiation source location
Technical Specifications
Function/Model
GM-300-A
GM-300-B
GM-300-C
GM-300-X
Ray Type
β,γ,X rays
β,γ,X rays
α,β,γ,X rays
γ,X rays
Detector Type
Glass Geiger tube
Metal Geiger tube
US LND712 Geiger counter tube
Energy compensation tube
Measuring Range
0.01-1000µSv/h
0.01-1000µSv/h
0.01-1000µSv/h
0.01μSv/h-100mSv/h
Energy Response
40KeV-1.5MeV
40KeV-1.5MeV
40KeV-3MeV
40KeV-1.5MeV
Measurement Accuracy
±20%
±20%
±20%
γ:±20% X:±30%
Units
µSv/h, mR/h, CPS, Curve drawing, cumulative dose
Alarm Features
Adjustable threshold with sound/vibration alerts
Battery
2200mAh 3.7V Lithium (Type-C charging, <6h)
Dimensions
120×58×28.5mm (120g)
Certifications
CMA, CNAS test reports, CE certification
Package Contents
Specification, Certificate, data cable ×1, storage bag, warranty card
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2011
Employee Number:
50~100
Ecer Certification:
Verified Supplier
Shenzhen Wanyi Technology Co., Ltd. is located in Guangming District, Shenzhen, a high-tech city with convenient transportation and beautiful scenery. Wanyi Technology was established in 2011, based on the promulgation of the first "Indoor Air Quality Law" in China. Shenzhen Wany... Shenzhen Wanyi Technology Co., Ltd. is located in Guangming District, Shenzhen, a high-tech city with convenient transportation and beautiful scenery. Wanyi Technology was established in 2011, based on the promulgation of the first "Indoor Air Quality Law" in China. Shenzhen Wany...