JavaScript seems to be disabled in your browser.
You must have JavaScript enabled in your browser to utilize the functionality of this website.

We Value Your Reviews! Accepted reviews earn a 10% discount off your next order! See our Help & FAQ section for full Terms & Conditions

Home /
By Product Type /
Valves, Controllers & Manifolds

Valves, Controllers & Manifolds

Our range of calibration valves, pressure controllers and manifolds are designed to make calibration of pressure instruments quick and easy. Soft seated valves allow dependable leak free control and precision machined parts provide smooth and precise pressure adjustment. You'll be amazed at the difference a proper vernier controller makes to the speed of your calibrations.

Ralston QTCM Brass Pressure Calibration Manifold

• Ralston Quick-Test Male Connections
• Rated to 210 Bar / 3000 PSI
• Brass Construction
• Optional Complete Kit with Gauge Adapter, Hoses and Carry Bag

See More Information
Ralston QSCM Stainless Steel Pressure Calibration Manifold

• Ralston Quick-Test Male Connections
• Rated to 345 Bar / 5000 PSI
• Stainless Steel Construction
• Optional Complete Kit with Gauge Adapter, Hoses and Carry Bag

See More Information
Ralston QTVC-EN Pressure Volume Controller (210 Bar)

• Ralston Quick-Test Male Outlet & Fill Port Connections
• Choice of NPT or BSPP Gauge Adapters & Process Connections
•1m & 2m Low Volume Quick-Test Hoses
• Rated to 210 Bar / 3000 PSI

See More Information
Ralston QTVC Pressure Volume Controller (210 Bar)

• Ralston Quick-Test Male Outlet & Fill Port Connections
• Choice of NPT or BSPP Gauge Adapters & Process Connections
• 1m & 2m Low Volume Quick-Test Hoses
• Rated to 210 Bar / 3000 PSI

See More Information
Ralston QTHA-TEVR QTM x QTM In-Line Vernier

• Ralston Quick-Test Male Connections
• Rated to 345 Bar / 5000 PSI
• Brass Construction

$237.00 ex GST As low as: $229.00 ex GST
See More Information
Ralston QTHA-TEVR-HC QTM x QTF In-Line Vernier

• Ralston Quick-Test Male to Quick-Test Female Connections
• Rated to 345 Bar/5000 PSI
• Brass Construction

$243.00 ex GST As low as: $234.00 ex GST
See More Information
Ralston QTHA-TEVR-SS QTM x QTM In-Line Vernier

• Ralston Quick-Test Male Connections
• Rated to 345 Bar/5000 PSI
• Stainless Steel Construction

$386.00 ex GST As low as: $372.00 ex GST
See More Information
Ralston QTHA-TEVR-HC-SS QTM x QTF In-Line Vernier

• Ralston Quick-Test Male x Quick-Test Female Connections
• Rated to 345 Bar / 5000 PSI
• Stainless Steel Construction

$378.00 ex GST As low as: $365.00 ex GST
See More Information
Ralston Dual Port Benchtop Manifold (350 bar)

• Calibrate or compare two pressure instruments simultaneously
• Features Ralston Quick-test connections
• 5000 psi / 350 bar rated
• 316 Stainless Steel wetted parts

See More Information
Ralston Quad Port Benchtop Manifold (350 bar)

• Calibrate or compare up to four pressure instruments simultaneously
• Features Ralston Quick-test connections
• 5000 psi / 350 bar rated
• 316 Stainless Steel wetted parts

See More Information
Ralston XREG-3KPSIG Pneumatic Pressure Regulator (210 Bar)

• 1/4" NPT Female Inlet & Outlet Ports
• Rated to 210 Bar / 3000 PSI
• Stainless Steel & Aluminium Construction

$895.00 ex GST As low as: $865.00 ex GST
See More Information
Ralston XREG-KIT3 Pneumatic Pressure Regulator Kit (210 Bar)

• Inlet & Outlet Pressure Gauges
• 1/4" NPT Female Inlet & Outlet Ports
• Ralston Quick-Test Male Adaptor
• AS2473.2 Type 50 (AUS) Valve Inlet Connection
• Rated to 210 Bar / 3000 PSI
• Stainless Steel & Aluminium Construction

See More Information
Ralston NPAK-TRS0 Moisture & Fluid Trap with QT fittings (210 Bar)

• Ralston Quick-Test Male x Quick-Test Female Connections
• Optional 1/4" NPT Male & 1/4" NPT Female Adapters
• Rated to 210 Bar / 3000 PSI
• Stainless Steel Construction

$555.00 ex GST As low as: $535.00 ex GST
See More Information
Ralston NPAK-TRS0-2MS0-2FSA Moisture & Fluid Trap with NPT fittings (210 Bar)

• Ralston Quick-Test Male x Quick-Test Female Connections
• 1/4 NPT Male & 1/4 NPT Female Adapters
• Rated to 210 Bar / 3000 PSI
• Stainless Steel Construction

$575.00 ex GST As low as: $555.00 ex GST
See More Information
Ralston QTHA-TVLB QTM x QTM In-Line Vent Valve

• Ralston Quick-Test (QT) Male Connections
• Rated to 210 Bar / 3000 PSI
• Brass Construction

$160.00 ex GST As low as: $154.00 ex GST
See More Information
Ralston QTHA-TVLB-HC QTM x QTF In-Line Vent Valve

• Ralston Quick-Test Male to Quick-Test Female Connections
• Rated to 210 Bar /3000 PSI
• Brass Construction

$158.00 ex GST As low as: $152.00 ex GST
See More Information
Ralston QTHA-TVLS QTM x QTM In-Line Vent Valve

• Ralston Quick-Test Male Connections
• Rated to 345 Bar/5000 PSI
• Stainless Steel Construction

$263.00 ex GST As low as: $254.00 ex GST
See More Information
Ralston QTHA-TVLS-HC QTM x QTF In-Line Vent Valve

• Ralston Quick-Test Male to Quick-Test Female Connections
• Rated to 345 Bar / 5000 PSI
• Stainless Steel Construction

$293.00 ex GST As low as: $283.00 ex GST
See More Information
Ralston QTHA-BLB0-HC Brass Block & Bleed Valve

• Ralston Quick-Test Male to Quick-Test Female Connections
• Rated to 210 Bar / 3000 PSI
• Brass Construction

$278.00 ex GST As low as: $268.00 ex GST
See More Information
Ralston QTHA-BLB0-HH Brass Block and Bleed Valve

• Quick-Test Male to Quick-Test Male Block and Bleed Valve
• Rated to 210 Bar / 3000 PSI
• Brass Construction

$262.00 ex GST As low as: $253.00 ex GST
See More Information
Ralston QTHA-BLS0-HC Stainless Steel Block and Bleed Valve

• Ralston Quick-Test Male x Quick-Test Female Connections
• Rated to 345 Bar / 5000 PSI
• Stainless Steel Construction

$406.00 ex GST As low as: $392.00 ex GST
See More Information
Ralston QTHA-BLS0-HH Stainless Steel Block and Bleed Valve

• Quick-Test Male to Quick-Test Male Block and Bleed Valve
• Rated to 345 Bar / 5000 PSI
• Stainless Steel Construction

$403.00 ex GST As low as: $389.00 ex GST
See More Information
Ralston QTHA-BLB0-1F-1F Brass Block & Bleed Valve

• 1/8in Female NPT to 1/8in Female NPT Block & Bleed Valve
• Rated to 210 Bar / 3000 PSI
• Brass Construction

$272.00 ex GST As low as: $262.00 ex GST
See More Information
Ralston QTHA-BLB0-2F-2F Brass Block and Bleed Valve Fitting

• 1/4in Female NPT to 1/4in Female NPT Block and Bleed Valve
• Rated to 210 Bar / 3000 PSI
• Brass Construction

$266.00 ex GST As low as: $257.00 ex GST
See More Information
Ralston QTHA-BLS0-2F-2F Stainless Steel Block & Bleed Valve

• 1/4in Female NPT to 1/4in Female NPT Block and Bleed Valve
• Rated to 145 Bar / 5000 PSI
• Stainless Steel Construction

$419.00 ex GST As low as: $404.00 ex GST
See More Information