Product Overview
The MNDL-10-4G-SMA is a high-precision 10W RF Dummy Load designed for terminating unused ports in RF systems with maximum efficiency. Operating from DC to 4000MHz, it provides full coverage for 3G, 4G LTE, and early 5G deployments. This load is distinguished by its exceptionally low VSWR (≤1.1), which ensures minimal signal reflection and protects sensitive equipment from power feedback. Featuring a durable SMA-Male connector and a lightweight, compact design, it is an essential component for laboratory testing, Distributed Antenna Systems (DAS), and general wireless infrastructure maintenance.
Technical & Mechanical Specifications
| Parameter Item | Specification Details |
|---|---|
| Model Number | MNDL-10-4G-SMA |
| Frequency Range | DC - 4000 MHz (4 GHz) |
| VSWR | ≤ 1.1 |
| Average Power Handling | 10 W |
| Characteristic Impedance | 50 Ohm |
| Connector Type | SMA-Male |
| Operating Temperature | -30°C to +65°C |
| Weight | 0.08 kg |
NOTE: All technical specifications can be modified based on specific customer needs. Our company offers a diverse portfolio of RF loads with power ratings from 1W up to 500W and various interface types.
Our Professional Services
- Specialized technical support for SMA-type RF terminations in compact DAS and small-cell projects.
- OEM services available for custom frequency bands, power ratings, and connector configurations.
- 24/7 direct access to our engineering and sales teams for fast consultation and ordering.
- Commitment to high-grade quality control for reliable performance in critical wireless applications.
Frequently Asked Questions
- Q1: What is the primary function of an RF dummy load like the MNDL-10-4G-SMA?
- A: An RF dummy load is used to absorb all the power from an RF source while providing a perfect 50-ohm termination. This prevents signal reflections from damaging active equipment like transmitters and allows for safe system testing without radiating energy into the air.
- Q2: Why is a VSWR of ≤ 1.1 considered superior?
- A: A VSWR of 1.1 means that less than 0.23% of the signal is reflected back towards the source. This indicates a near-perfect match to the 50-ohm system, ensuring the most accurate testing results and maximum protection for your radio frequency hardware.
- Q3: Is this load suitable for outdoor use?
- A: While it features a wide operating temperature range from -30°C to +65°C, its suitability for outdoor use depends on the specific enclosure or protection. If it will be directly exposed to moisture or heavy rain, we recommend using it within an IP-rated housing or selecting one of our specialized waterproof termination loads.
- Q4: Can this SMA load handle 5G frequencies?
- A: Yes, it is rated up to 4GHz (4000MHz), which covers all standard 4G bands and several significant sub-6GHz 5G bands. For systems operating in the 6GHz range or higher, please inquire about our wide-band microwave load series.
