Description
The JNCRADIO JLOAD-200SO is a 200W RF dummy load with 50-ohm impedance, supporting frequencies from DC to 520 MHz and a low VSWR of ≤1.2. Designed with a SO239 UHF Female connector and air-cooled architecture, it’s ideal for safely testing, tuning, and terminating high-power RF transmitters across HF, VHF, and UHF bands.
Handles up to 200W of RF power, making it suitable for high-power transmitter testing.
Covers a wide frequency range from DC to 520 MHz, compatible with HF, VHF, and UHF equipment.

Equipped with a SO239 UHF Female connector, ensuring broad device compatibility and easy installation.

Built-in air-cooled design enhances heat dissipation for stable and reliable performance during extended use.
This dummy load is an essential tool for amateur radio operators looking for safe and efficient transmitter testing.
Specification
Model | JLOAD-200SO |
Power Rating | 200 Watts (Continuous) |
Frequency Range | DC to 520 MHz |
Impedance | 50 Ohms |
VSWR | ≤ 1.2 |
Connector Type | SO239 (UHF Female) |
Cooling Method | Passive Air-Cooled |
Outer Material | Nickel-plated copper shell |
Inner Conductor | Silver-plated copper pin |
Operating Temperature | -55°C to +125°C |
Weight | 1.85 kg (4.08 lbs) |
Dimensions | 224.5 × 120 × 70 mm(8.84 × 4.72 × 2.76 in) |
Part List
1 x JLOAD-200SO RF DUMMY LOAD
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