Read the result as part of an asset history.

The guides below cover interpretation questions, monitoring approaches and reporting. A gas result needs the sampling record, trend and other available evidence; use the applicable asset and project requirements for the condition review.

• Transformer Oil Chromatographic Analysis and Fault Diagnosis- Autosampler Gas Ghromatography
• Basic Principles and Methods of Oil Chromatography Testing
• How Can Transformer DGA Analyzers Prevent Costly Power Failures?
• How Can Utilities Prevent Transformer Failures with DGA Analysis?
• Transformer DGA Analyzer for Utilities: Complete Guide 2026
• How to interpret dissolved gas analysis using Duval’s Triangle and key gases?
• Why Critical Transformers Need Continuous Online DGA Monitoring
• Is your transformer DGA really at the alarm limit?
• Is an online DGA monitor or portable kit better for substations?
• Dissolved Gas Analysis (DGA) Testers: Smarter Transformer Health Monitoring for 2026
• How does Wrindu automated reporting software transform gas ratio analysis for DGA testers?
• How Does PD–DGA Correlation Reveal Transformer Health Risks?
• Dissolved Gas Analysis: Reading Ratios Without Overdiagnosing

Compare DGA and laboratory equipment.

Review the published configuration, sampling workflow and reporting needs before selecting an analyser or laboratory accessory.

Connect DGA with the rest of the oil program.

Sampling, oil quality and treatment answer related questions. Return to the parent guide to follow those routes.

Transformer oil testing: sampling, oil properties and treatment →