Precision Level Gauges for Reliable Measurement

At John Moncrieff Ltd, we offer a comprehensive range of level gauges engineered to provide accurate measurement and dependable performance across tank, boiler, process vessel and pipeline applications. Whether you need tank gauges, oil sights, magnetic indicators or process-level units — we’ve got you covered.

Our Range at a Glance

• Tank Gauges & Oil Sights: Classic gauge solutions for storage tanks, oil reservoirs and general fluid monitoring.
• Marine Gauges: Rugged designs built for the maritime environment.
• Steam Level Gauges: High-performance gauge systems for boilers and high-pressure steam applications.
• Process Level Gauges: Engineered for chemical, petrochemical and industrial process use with custom materials and ratings.
• Magnetic Level Gauges: Non-intrusive float & indicator systems for hazardous-liquid applications.

Why Choose John Moncrieff?

• Engineering Excellence: UK-designed and manufactured gauges with full technical backing.
• Wide Application Capability: Whether low-pressure tanks or high-pressure steam systems — one partner covers them all.
• Custom Materials & Ratings: Alloy bodies, specialised glass, high-temp/high-pressure ratings — we tailor the solution.
• Global Reach: Trusted by clients in almost 100 countries for critical fluid-level equipment. 

Ready to specify a gauge? Contact our technical team for sizing, materials or special duty rating support — and let us deliver a system built to your specification.