Used for protection of pressure gauges against overload Available for 1/4" & 1/2" BSP threaded gauges Product Range Product Pressure Limiting Valve for G1/4" BSP Gauge 5 to 9 bar Product Pressure Limiting Valve for G1/4" BSP Gauge 10 to 25 bar Product Pressure Limiting Valve for G1/4" BSP Gauge 25 to 63 bar Product Pressure Limiting Valve for G1/4" BSP Gauge 63 to 100 bar Product Pressure Limiting Valve for G1/4" BSP Gauge 100 to 250 bar Product Pressure Limiting Valve for G1/4" BSP Gauge 250 to 600 bar Product Pressure Limiting Valve for G1/2" BSP Gauge 5 to 9 bar Product Pressure Limiting Valve for G1/2" BSP Gauge 10 to 25 bar Product Pressure Limiting Valve for G1/2" BSP Gauge 25 to 63 bar Product Pressure Limiting Valve for G1/2" BSP Gauge 63 to 100 bar Product Pressure Limiting Valve for G1/2" BSP Gauge 100 to 250 bar Product Pressure Limiting Valve for G1/2" BSP Gauge 250 to 600 bar