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Differential Pressure Gauge
Are you looking for a precise tool to measure pressure differences in industrial or specialized systems? A differential pressure gauge is an essential device for monitoring the pressure difference between two points in a system, widely used in industries such as HVAC, industrial processes, oil and gas, and hydraulic systems. The price of these gauges can vary depending on factors like accuracy, building materials, and brand, making it crucial to understand the different types and their applications. Investing in a high-quality differential pressure gauge not only enhances system efficiency but also helps save costs in the long run while ensuring safety and reliability.
The Testo 420 is a sophisticated differential pressure measuring instrument for high-precision pressure and volume flow measurement in ventilation and air-conditioning applications. Its large backlit, tiltable display keeps readings clear even in low light, and with an integrated differential pressure sensor and Bluetooth® app support it makes volume flow measurement at outlets and air-handling units simple.
The Testo 512-2 is an efficient digital differential pressure instrument designed to measure pressures up to 2000 hPa. Engineered for practicality and ease of use, it delivers fast, accurate results and is ideal for measuring gas pressure in burners or inspecting filters in air-conditioning systems, with the testo Smart App for setup, display and sharing of readings.
The Testo 512-1 is a compact digital differential pressure gauge (up to 200 hPa) and the ideal solution for simple, fast and accurate measurement of gas flow and static pressure in gas combustion systems, filter control on air-conditioning systems and pitot-tube measurement in ventilation ducts. The testo Smart App adds configuration, a second display, and storage and documentation of readings.
The Testo 512 with a measuring range of 0 to 20 hPa is a versatile digital differential pressure meter for ventilation and air-conditioning work. It measures differential pressure and, with a pitot tube, flow velocity from 5 to 55 m/s in all non-corrosive gases, making it ideal for airflow, filter and duct pressure checks.
The Testo 510 Set equips heating installers and air-conditioning engineers with a compact, accurate differential pressure measuring instrument and the accessories needed for the field. Measuring from 0 to 100 hPa, it checks filters on air-conditioning systems and measures static gas and gas-flow pressure on heating systems, all in a lightweight, pocket-sized package.
The Testo 510 differential pressure measuring instrument set equips heating installers and air-conditioning engineers for everyday pressure work. Measuring differential pressure from 0 to 100 hPa, it checks filters on air-conditioning systems and measures static gas and gas-flow pressure on heating systems, and the set includes connection hoses and a case ready for the field.
Testo 510i Bluetooth differential pressure Smart Probe (−150 to +150 hPa) for gas flow, static pressure and filter ΔP. Genuine Testo — request UAE stock from MME.
The Testo 312-4 differential pressure measuring instrument is designed for the load, tightness and serviceability tests required before commissioning water and gas pipes. It checks static gas and gas-flow pressures and nozzle pressure settings on gas burners and boilers, with a high-resolution internal sensor covering differential pressure up to 200 hPa.
The Testo 521-1 is a precise differential pressure measuring instrument for air-conditioning and ventilation technology, with 0.2% full-scale accuracy. It is excellent for measuring pressure drop on filters and checking fans and extractors, and is also suitable for pitot-tube measurements in ventilation ducts and process air in the 5 to 100 m/s range.
The high-precision KIMO KP 321 Differential pressure Bluetooth® data logger is the ideal high-performance data logger for critical ambient pressure maintenance applications. To buy KP 321 Bluetooth differential pressure data logger with high accuracy at the best price and quality, visit our experts.
The Testo 526-2 is a high-precision differential pressure measuring instrument with an internal sensor and a measuring range from 0 to +2000 hPa. Differential pressure can be determined particularly precisely, to an accuracy of ±0.05% of the final value, making it a reference-grade tool for the most demanding ventilation, industrial and laboratory measurements.
The Testo 526-1 is a high-precision differential pressure measuring instrument with an internal sensor and a measuring range from 0 to +2000 hPa. It calculates differential pressure to an accuracy of ±0.1% of the final value, making it ideal for demanding pressure measurement in ventilation, industry and laboratory applications.
The Testo 312-4 High-Pressure Set extends the popular differential pressure gauge with high-pressure plugs and a high-pressure probe for measurements up to 25 bar. Complete with hose set, balloon pump, conical test plugs, a fast printer and a system case, it is a comprehensive kit for gas pressure and high-pressure testing on heating systems.
The Testo 521-2 is a high-precision differential pressure measuring instrument for air-conditioning and ventilation technology, with 0.1% full-scale accuracy. It excels at measuring pressure drop on filters and checking fans and extractors, and is also suitable for pitot-tube measurements in ventilation ducts and process air in the 5 to 100 m/s range.
The Testo 521-3 is a high-precision differential pressure measuring instrument for low-range measurements up to 2.5 hPa in air-conditioning and ventilation technology. Its high accuracy and outstanding resolution make it ideal for clean-room measurements and flue inspections, and with an optional pitot tube it measures flow velocities from 1 to 20 m/s.
The Testo 312-4 is a high-precision differential pressure gauge basic set for gas and pressure measurements on heating systems. Supplied with a hose set, balloon pump, conical test plugs, a fast printer and a system case, it measures differential pressure up to 200 hPa and external pressure up to 25 bar, making it a complete kit for gas-network and boiler pressure testing.
The Testo 512 (0 to 2000 hPa) is a robust digital differential pressure measuring instrument for HVAC and industrial pressure and flow-velocity measurement in all non-corrosive gases. With a piezoresistive sensor, 0.5% full-scale accuracy and a wide choice of selectable units, it is a dependable tool for ventilation, filter and process pressure work.
The Testo 512 with a measuring range of 0 to 2 hPa is ideal for quick and easy filter checks and low-range differential pressure measurement on ventilation and air-conditioning systems. Differential pressure measurements reveal whether filters still work properly or are clogged and need replacing, and the meter also determines flow velocity with a pitot tube.
The Testo 512 with a measuring range of 0 to 200 hPa is a robust digital differential pressure meter for higher-pressure ventilation, duct and process tasks. It measures differential pressure and, with a pitot tube, flow velocity from 10 to 100 m/s in all non-corrosive gases, with 0.5% full-scale accuracy and strong overload protection.
Differential Pressure Gauge Price
The price of a differential pressure gauge can vary based on factors such as accuracy, materials, and brand. Basic models designed for general industrial use may be more affordable, while highly precise gauges for specialized applications tend to cost more. Features such as digital displays, corrosion-resistant materials, and advanced sensor technology can also affect the price. When purchasing, it’s important to compare the prices from different suppliers and consider the long-term benefits of investing in a high-quality product.
Differential Pressure Gauge Uses
Differential pressure gauges are essential in various industries to monitor the difference in pressure between two points in a system. Common uses include:
- HVAC systems: To measure airflow across filters, ensuring proper ventilation.
- Industrial processes: For monitoring pressure in pumps, compressors, or fluid systems.
- Oil and gas: Used to measure the pressure difference in pipelines to detect blockages or leaks.
- Hydraulic systems: To ensure proper functioning and safety by measuring the pressure difference in the system’s components.
These gauges help maintain system efficiency, identify issues early, and ensure safety in critical applications.

Differential Pressure Gauge Types
There are several types of differential pressure gauges, each designed for specific applications:
- Piston-type differential gauges: These gauges use a piston to detect the pressure difference and are suitable for high-pressure systems.
- Diaphragm-type differential gauges: These use a diaphragm to sense pressure and are commonly used in HVAC and fluid systems.
- Capsule-type differential gauges: These are used for low-pressure applications and are often found in medical and scientific equipment.
- Digital differential pressure gauges: These provide highly accurate measurements and are ideal for modern, tech-driven applications where precision is crucial.

Buy Differential Pressure Gauge
Buy Differential Pressure Gauge is a smart choice for those in need of accurate pressure measurement tools. By opting for online shopping from reputable platforms like the mme-ae website, you gain access to a wide range of differential pressure gauges with various features and specifications. This allows you to easily compare models, and read customer reviews, ensuring you select the best product for your specific needs.
Differential Pressure Gauges & Indicators in UAE
Accurate pressure drop measurement is vital for HVAC efficiency and clean room safety. At MME, we are a leading supplier of differential pressure gauges (also known as DP gauges or indicators) in Dubai.
Our range covers:
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Analog DP Gauges: Like the industry-standard Magnehelic type for filter monitoring.
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Digital Differential Pressure Monitors: For precise, continuous tracking of positive/negative pressure.
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Accessories: Mounting kits and static pressure tips.
Check our competitive pressure gauge prices and ensure your systems are running efficiently with MME's certified instruments.
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