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| SKU | zka7722 |
| Brand | Seesii |
| Model Number | NanoVNA-H4 |
| Measurement Range | 9 kHz - 1.5 GHz |
| Screen Size | 4.0-inch LCD Touchscreen |
| Impedance | 50 ohm |
| Battery | 1950mAh NiMH (included) |
| Storage | MicroSD card slot (up to 32GB, not included) |
| Dimensions (Analyzer + Case) | Approx. 16.7 x 13.1 x 5.7 cm |
| Weight (Analyzer + Case) | Approx. 0.41 kg |
| Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers |
This item:
Seesii NanoVNA-H4 Vector Network Analyzer V4.4 9kHz-1.5GHz | 1.5GHz Frequency Range, 4" Touchscreen, EVA Case
12,786
This item
Seesii NanoVNA-H4 Vector Network Analyzer V4.4 9kHz-1.5GHz | 1.5GHz Frequency Range, 4" Touchscreen, EVA Case
12,786
Total price:
15,195
You save 874 (5%) Extra3 items selected
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Precision Antenna Analysis for Engineers & Hobbyists
The Seesii NanoVNA-H4 Vector Network Analyzer is a powerful, portable tool for electronics engineers and amateur radio operators. With a measurement range of 9 kHz to 1.5 GHz and a 4.0-inch LCD touchscreen, it provides exceptional vector network measurement capabilities for antenna resonance and SWR assessment. This latest version includes a MicroSD card port for saving field test data and allows for date and time customization, enhancing data tracking.
Featuring an improved frequency algorithm utilizing harmonic extension, the NanoVNA-H4 supports measurements up to 1.5GHz with significant dynamic range across its specified bands. It comes with a comprehensive accessory kit, including RF cables, calibration kits (OPEN, SHORT, LOAD), a touchscreen pen, and a 1950mAh battery, all housed within a custom-designed EVA hard shell carrying case for superior protection.
This analyzer is perfect for troubleshooting antennas and improving performance. The durable, shockproof, and waterproof EVA case ensures your device is well-protected in various environments. Its portable design with a comfortable handle makes it easy to carry for lab work, workbench use, or on-the-go field measurements. The dual-layer storage organizer keeps accessories neatly organized, protecting the device from scratches and clutter.
Precision Antenna Analysis
The Seesii NanoVNA-H4 delivers precise antenna resonance and SWR assessment with its advanced 1.5GHz frequency range and harmonic extension algorithm. Unlike basic SWR meters, it provides detailed vector network analysis, crucial for optimizing amateur radio antennas and electronic circuits. Its 4-inch touchscreen and comprehensive calibration kits ensure accurate readings and ease of use for hobbyists and professionals alike.
Who It's For & Who Should Skip
Ideal for amateur radio operators, electronics engineers, and DIY enthusiasts needing to test and tune antennas. It's perfect for troubleshooting RF circuits and understanding signal performance. Skip if you require a meter specifically for high-frequency RF signal strength detection (mW/m²) or a device with pre-set safety threshold alarms for EMF radiation; this unit focuses on impedance and SWR analysis.
Typical situations where Seesii NanoVNA-H4 Vector Network Analyzer V4.4 9kHz-1.5GHz | 1.5GHz Frequency Range helps — illustrative scenarios, not customer reviews.
An amateur radio operator in a humid Indian city needs to precisely tune their HF antenna for optimal performance.
The Seesii NanoVNA-H4's 1.5GHz range and detailed SWR/impedance analysis allow for fine-tuning even in challenging atmospheric conditions. Its data logging helps track performance changes over time.
A DIY electronics hobbyist is building a custom RF circuit and needs to verify impedance matching and antenna resonance before deployment.
The NanoVNA-H4's comprehensive calibration kits and touchscreen interface enable accurate verification of circuit parameters, ensuring the project functions as intended without guesswork.
| Primary Use | Antenna analysis, SWR assessment, RF circuit troubleshooting |
| Included Accessories | USB-C cable, 2x SMA RF cables, OPEN/SHORT/LOAD calibration kits, touchscreen pen, EVA case |
| Power Source | Battery-Powered (1950mAh NiMH) |
| Operating Temperature | Not specified by manufacturer |
| Feature | Seesii NanoVNA-H4 Vector | Others |
|---|---|---|
| Frequency Range | 9 kHz - 1.5 GHz | Varies; many local options are limited to lower frequencies (e.g., < 500 MHz) |
| Display Type | 4.0-inch LCD Touchscreen | Often basic LCD or non-touch screens; touchscreens are less common in budget local models |
| Data Logging | MicroSD card slot (up to 32GB) | Rarely available on lower-cost local units; may require PC connection for basic logging |
| Included Accessories | Comprehensive kit with EVA case, calibration kits, RF cables | Often basic unit only; accessories like calibration kits or protective cases sold separately |
| Portability & Protection | Integrated EVA hard shell case, shockproof, waterproof | Typically sold without a case, or with a soft pouch; less durable for field use |
About Seesii
Seesii specializes in advanced electronic testing equipment, offering portable and precise tools for engineers and hobbyists.
Compliance & Legal
No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.
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| Attributes | Current |  |  |  |  | ||
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price |
1,323 1,395 |
1,086 1,465 |
7,948 10,953 |
1,147 1,649 |
1,194 1,712 |
3,183 4,175 |
| Rating | 4.86(7) | 4.70(294) | 4.50(14) | 4.30(173) | 4.60(180) | 4.60(32K+) | 4.70(92) |
| Brand Name | Seesii | uxcell | HARFINGTON | NANKADF | FFVRVSS | AcuRite | Goupchn |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
