Fluidsentry monitored pneumatic valves & monitored hydraulic valves have become globally recognized as key components in safety related parts of fluid power control systems.

Fluidsentry’s monitored valve technology is designed as an interface between the fluid power operation & electrical safety circuits of machinery.

Protech Systems offers services and solutions for fluid power safety applications requiring Categories 2, 3 & 4 in accordance with AS4024.1 and ISO 13849.

Fluidsentry valves are used to eliminate workplace accidents and ensure machine operators are kept safe especially during the most hazardous operations.


Fluidsentry entire range is manufactured and tested to meet and exceed global safety standards. The units are additionally suited to meet AS1219, EN693, CSA C22.2 NO.139-1982 & CSA Z142-02

When it comes to Safety nothing is more important than Reliability. That why all Fluidsentry products are manufactured and tested under strict conditions, to ensure we are always providing the reliable safe solutions to you and your employees.

Protech Systems  understands that sometimes things can become quite urgent, that’s why we have all fludsentry products in stock.  Most orders are available to ship next day.

Pneumatic Valves

Pneumatic Valve Options

Hydraulic Valve

Hydraulic Valve Options

Zero Pressure Monitoring

Zero Pressure Switch Options
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