RF303RS Electrosurgical Analyzer

Electrosurgery safety and performance testing made easy

Electrosurgical device testing is made easy with the RF303RS. User-selectable loads (50 to 750 Ω), signal averaging, battery power and portability make the RF303RS a versatile tool for determining safety and performance of multiple ESU makes and models.

This product has been discontinued.

Service and repair is guaranteed until January 01, 2025.

We recommend the QA-ES III Electrosurgery Analyzer in place of this product.

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Product Details



rf303 Operator's Manual
rf303 Operator's Manual Supplement

Accessory Guide

Common Accessories and Spare Parts Guide

Application Note

ESU White Paper: 10 Best Practices For Electrosurgical Unit Testing


RF303 RS electrosurgery analyzer