Caleffi NA503040

The Caleffi NA503040 temperature pressure gauge is a reliable dual-reading instrument that provides precise temperature gauge readings and pressure gauge monitoring for heating, cooling, and hydronic systems. Built for everyday pipework, this compact instrument delivers quick, legible results and helps technicians diagnose issues faster.

Designed for installers and service professionals, the NA503040 combines essential temperature and pressure measurement in a single robust device. It’s suitable for HVAC applications, boilers, and other fluid systems where reliable readings matter.

• Dual temperature and pressure readings in one compact gauge
• Rugged housing and corrosion-resistant components for long-term reliability
• Clear, easy-to-read dial for fast diagnostics
• Simple installation with standard mounting connections
• Ideal for hydronic systems, HVAC, and water heating applications

Engineered for reliability, this gauge maintains accuracy across fluctuating temperatures and pressures, making it a dependable choice for service professionals and contractors who value consistent performance in both residential and commercial environments. Its streamlined design supports quick deployment in limited spaces.