Emergency Stop Valve

In addition, our reinforced, higher-safety heavy-duty emergency stop valve can also be used on tanker trucks equipped with pneumatic systems, provide a more secure and reliable emergency shutdown function.

The 2 position 3 way emergency stop valve is equipped with a heavy-feel hand-pull feeling. Compared with ordinary 4R series hand-pull valves, the reinforced design provides a more solid and distinct feel when pulling up to reset, effectively preventing accidental operation and ensuring stable, accurate actions even under complex working conditions. The valve body is made of durable materials, offering reliable structure and suitability for a wide range of industrial environments such as automated production lines, CNC machines, stamping equipment, safety workstations, packaging and printing systems, and other continuous-operation equipment.

The pull-valve nut is made of 304 stainless steel.

Panel mounting hole size: 20 mm.

Available port sizes: G1/4 and G1/8, and NPT threads can also be produced to meet international requirements.

FAQs:

Why are emergency stop valves usually designed in red?

Red is an internationally recognized color for emergency signals. It is highly visible and easy to identify, allowing operators to quickly locate and activate the valve in urgent situations.

Why does the hand-pull emergency stop valve feel heavier to operate?

The heavy-pull design helps prevent accidental operation. The stronger pulling resistance ensures a clear and steady reset action, making sure the equipment restarts only after safety is fully confirmed.

What thread types are available for the hand stop valve?

We can provide G (BSPP), NPT, BSPT and other thread standards. Custom threads can also be made according to samples or drawings.

Which brand model can KC emergency stop valves replace?

OLK’s KC series emergency stop valves can replace Norgren model 338-897 with the same function