Collection: Testo HVAC Instruments & Digital Manifolds

Testo HVAC Instruments & Digital Manifolds – Precision Measurement for Australian Tradies

Testo is a German-engineered measurement brand trusted by HVAC/R technicians worldwide for digital manifolds, clamp meters, thermometers, airflow meters, and data loggers. At HVAC Shop Australia, we stock the Testo instruments most relevant to Australian refrigeration and air conditioning work — from residential splits to commercial refrigeration and industrial HVAC.

Key Testo Products at HVAC Shop

• Digital Manifold Gauges — Testo 550, 550i, 557, and 557s with Bluetooth connectivity, automatic superheat/subcooling, and Smart App integration. Browse our full digital manifold gauges range.
• Clamp Meters & Multimeters — True RMS clamp meters for HVAC electrical diagnostics. See our electrical testing tools.
• Thermometers & Temperature Probes — Contact and non-contact thermometers for surface, pipe, and air temperature measurement. For passive surface-temperature monitoring using irreversible threshold labels, read our technical guide to Testoterm temperature indicators.
• Airflow & Pressure Meters — Vane anemometers, pitot tubes, and differential pressure meters for commissioning and balancing work.
• Data Loggers — Temperature and humidity loggers for cold chain, plant room monitoring, and compliance documentation.

Related Categories

• Digital Manifold Gauges — full range including Testo, Fieldpiece, and other brands
• Electrical Testing Tools — clamp meters, multimeters, and insulation testers
• Test & Measurement — browse the full diagnostic instrument range
• Refrigerant Gauges — analog and digital manifold sets

Learn more about the full Testo range on our Testo brand page.