Overview
The FR 5012H is a versatile, highly practical, and cost-effective handheld oscilloscope designed for the maintenance industry and the R&D industry. With a real-time sampling rate of up to 500MS/s and a 100MHz analog bandwidth, it handles both periodic analog signals and non-periodic digital signals with ease. Its most standout feature is the integrated High-Voltage Protection module, which can withstand up to 400V continuous voltage, preventing the “accidental burn” that ruins cheaper scopes.
Key Features
Powerful Performance: 100MHz bandwidth and 500MS/s sampling rate provide crisp, accurate waveforms.
Anti-Burn Technology: Intelligent protection prevents the device from burning out if you accidentally measure high voltage (up to 400V/800V with 10X probe).
One-Button AUTO: No more fiddling with knobs; just press “AUTO” and the scope automatically adjusts to show the best waveform.
Waveform Storage: Built-in 64MB storage space can store up to 2000 waveform pictures for later analysis.
Long Battery Life: The 3000mAh high-performance lithium battery provides up to 8 hours of continuous use on a single charge.
Technical SpecificationsÂ
| Feature | Specification |
| Analog Bandwidth | 100 MHz |
| Max Real-time Sampling Rate | 500 MS/s |
| Vertical Sensitivity | 50 mV/div ~ 100 V/div |
| Horizontal Time Base Range | 50S/div ~ 6nS/div |
| Maximum Test Voltage | 80V (1X probe), 800V (10X probe) |
| Display | 2.4 inch – 320 x 240 Color TFT |
| Coupling Mode | AC / DC |
| Trigger Mode | Single, Normal, Auto |
Who is this for?
Repair Technicians: Perfect for fixing home appliances, car ECUs, and power supplies.
Field Engineers: Lightweight and rugged enough to take to job sites without a power outlet.
Students & Hobbyists: A professional-grade tool at a fraction of the cost of a benchtop Rigol or Siglent.

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