--- product_id: 54010813 title: "SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR Meter" brand: "surecom" price: "VT4250" currency: VUV in_stock: false url: https://www.desertcart.vu/products/54010813-sw-33-100-520-mhz-mini-digital-vhf-uhf-wattmeter store_origin: VU region: Vanuatu --- # 100W Max Power 100-520 MHz Range Built-in Li-ion Battery SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR Meter **Brand:** surecom **Price:** VT4250 **Availability:** ❌ Out of Stock ## Summary > 📊 Elevate Your Antenna Game with Precision Power Monitoring! ## Quick Answers - **What is this?** SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR Meter by surecom - **How much does it cost?** VT4250 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/54010813-sw-33-100-520-mhz-mini-digital-vhf-uhf-wattmeter) ## Best For - surecom enthusiasts ## Why This Product - Trusted surecom brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Quick Control:** Monitor your antenna SWR in just 3 seconds. - • **User-Friendly:** Easy installation with a Micro USB charging interface. - • **Compact Design:** Lightweight at only 160g, perfect for on-the-go professionals. - • **Precision Performance:** Simultaneous readings of power direct, reflected, and SWR without calibration. - • **Versatile Compatibility:** Compatible with 50Ω impedance for a wide range of applications. ## Overview The SW-33 Mini Digital VHF/UHF Wattmeter & SWR Meter is a compact and efficient tool designed for professionals needing accurate power measurements. With a frequency range of 100-520 MHz and a maximum power capacity of 100W, it provides simultaneous readings of direct, reflected power, and SWR without the hassle of calibration. Its built-in Li-ion battery ensures portability, making it an essential device for any RF enthusiast. ## Description SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR meter digital SWR meter/Wattmeter with simultaneous reading of power direct, reflected and ros without any calibration features: Maximum power measurable range up to 100 W 3 seconds for controlling your antenna SWR, controlling also the easy to install technical specifications: Range of power measurable output RF power (Watts): 0.5 – 100 W Maximum Power: 100 W: Media accuracy +/ – 5% Max. Power in 100 watts V.S.W.R 1.00 ~ 19.9 Frequency Range: 100MHz cover ~ 520MHz insertion loss <0.15dB (VHF), <0.25dB (UHF) temperature 0 & # x2103; ~ 70 & # x2103; Battery Build in Li-ion battery size (whit out – SMA 25 * 25 * 60 (mm) Power 5 V (Micro USB) interface (in and out) SMA Female Impedance: 50 & # x3 a9; Weight 160 g & # x3000; Package Content 1 x SW-33 SWR/Power Meter 1 x User Manual in English 1 x USB Charging Cable 1 x USB AC adapter 100 – 240 V 1 x Adapter (SMA-M/BNC-F) 1 x Adapter (SMA-M/BNC-M) 1 x Adapter (SMA-M/SMA-F) 1 x Adapter (SMA-M/SMA-M) ## Features - rosmetro/Digital Meter with simultaneous reading of power direct, reflected and ROS without any calibration - Easy to install, Maximum power 100 W measurable range up 3 seconds to control your antenna SWR, controlling even the output RF power (Watts) - Measurable power range: 0.5 – Average 100 W 100 W – Maximum Power: accuracy: +/-5% Max.- Power 100 Watt - Frequency range: cover: 100MHz ~ 520MHz - Battery Build in Li-ion battery – Size 25 * 25 * 60 (mm) – SMA (whit out power in 5 V (Micro USB) Female SMA interface (in and out) – Impedance: 50 & # x3 A9; Weight 160 g ## Product Details - **Brand:** Surecom - **Tuner technology:** UHF, VHF - **Manufacturer:** Surecom ## Images ![SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR Meter - Image 1](https://m.media-amazon.com/images/I/514qjBsN4HL.jpg) ![SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR Meter - Image 2](https://m.media-amazon.com/images/I/41SIrTeeAnL.jpg) ![SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR Meter - Image 3](https://m.media-amazon.com/images/I/41YljPdByML.jpg) ![SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR Meter - Image 4](https://m.media-amazon.com/images/I/41JhQal7eOL.jpg) ![SW-33 100 – 520 MHz Mini Digital VHF/UHF Wattmeter & SWR Meter - Image 5](https://m.media-amazon.com/images/I/41Ja9T5UjRL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/54010813-sw-33-100-520-mhz-mini-digital-vhf-uhf-wattmeter](https://www.desertcart.vu/products/54010813-sw-33-100-520-mhz-mini-digital-vhf-uhf-wattmeter) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-17*