QLK400 Thermal Flow Switch for Water & Oil with LED Indicator

We offer the QLK400 Stainless Steel Thermal Flow Switch to customers across Canada. This device integrates real-time liquid flow monitoring with switching functionality, using LED indicators to display flow state and switching status. It detects flow speed changes, medium presence, and pipeline movement, making it ideal for pump protection and process automation involving water, oil, or petroleum.

Applications:

Pipeline flow detection for water and oil

Pump protection and dry-run prevention

HVAC and fluid automation systems

Industrial cooling systems

Chemical and petrochemical flow monitoring

Technical Specifications: