Portable Nuclear Radiation Detector GM-300-A/B/C
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