• Hertzinno acoustic camera for hospital applications
  • HA3A  Gas Leak  Acoustic Camera,Hertzinno,HA3A Acoustic Camera | Gas & Vacuum Leak Detector | Hertzinno
  • Hertzinno acoustic camera for gas leak and mechanical noise
  • Hertzinno acoustic camera for hospital applications
  • HA3A  Gas Leak  Acoustic Camera,Hertzinno,HA3A Acoustic Camera | Gas & Vacuum Leak Detector | Hertzinno
  • Hertzinno acoustic camera for gas leak and mechanical noise

HA3A Gas Leak Acoustic Camera

No.HZ0103006

The Hertzinno HA3A, released in 2026, is a dedicated acoustic imaging camera for gas leakage and mechanical noise detection. Equipped with 128 digital MEMS microphones and operating across a 2kHz to 100kHz bandwidth, it provides industrial-grade sensitivity in a highly accessible package. The device features built-in vacuum leak detection and a laser rangefinder, making it the standard tool for facility operations and maintenance teams.

Microphones
128 MEMS Microphone
Bandwidth
2kHz ~ 100kHz
Screen Resolution
1920 x 1080
Weight
less than 1kg
  • Overview

  • Specifications

  • Dimension

  • Package List

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Core Diagnostic Capabilities

High-Sensitivity Leak Detection: Identifies pressurized gas and vacuum leaks with a minimum detection threshold of >0.0032 L/min from a distance of 2.5 meters.

Mechanical Fault Identification: Supports the detection of mechanical noise, allowing technicians to isolate abnormal friction or wear in facility equipment.

Precision Localization: Utilizes beamforming algorithms to achieve ±1° localization accuracy, equating to an error margin of ≤1 cm at a 1-meter distance under 40kHz. This enables the clear differentiation of multiple, dense acoustic sources.

Operating Range: Effective detection distance spans from 0.3 meters up to 150 meters.

Model

HA3A

Acoustic

Microphones

128 Digital MEMS Microphones

Frequency Bandwidth

2k ~ 100kHz

Dynamic Range

-30 dB ~ 120 dB

Minimum Imaging Sensitivity

10 kHz: 3 dB SPL

20 kHz: -10 dB SPL

40 kHz:  3 dB SPL

60 kHz: 20 dB SPL

Operating Distance

0.3 m ~ 150 m

Dynamic Range of Multiple Targets

0 dB ~ 18 dB

Space Resolution

≤1 cm @1 m, 40 kHz

Microphone Self-Check

Support

General

Optical Camera

13 MP

Camera FOV

72°±3°

Fill Light

LED Light

Image Resolution

4K ( 3840 × 2160 ), 1080P

Digital Zoom

1/2/4/8

Video Image Resolution

1920 × 1080 @ 30 fps, 1920 × 1080 @ 60 fps

Storage, internal

128GB (SD card)

Annotation

Text, Voice, Photo, Tags

E-Compass

Support

Display

5-inch, Capacitive Touch Screen, 1920*1080

Wi-Fi & Bluetooth

IEEE 802.11a/b/g/n/ac 2.4G/5G & BT4.2

Weight

Less than 1.2 kg

Dimension

333 mm*152 mm*115 mm

Working Temperature Range

-20℃ ~ 55

Storage Temperature Range

-40℃ ~ 85

Humidity

10%~95% ( non-condensing )

Laser Distance Measurement

0.1 – 30 m(±1 mm) (Laser Class II, 620 -690 nm, 1 mw)

Data Transmission

USB, Wi-Fi

USB Port

Type-C

Battery

Li-Ion Rechargeable Battery

Charging Time

2.5 h ( from 10% to 90%) & PD Fast Charging

Protection Level

IP54

Tripod Mount

UNC 1 /4-20

Gas Leakage Detection

>0.0032 L/min from 2.5 m

Mechanical Noise

YES

Includes: 
  • HA3A Acoustic Imager
  • USB-C Charger with country-specific connectors
  • Lithium-ion smart battery 
  • USB-C Cable
  • Rugged hand carrying case 
    Adjustable hand strap
  • U-disk & Memery Card Reader
  • Hertzinno acoustic camera for hospital applications
  • HA3A  Gas Leak  Acoustic Camera,Hertzinno,HA3A Acoustic Camera | Gas & Vacuum Leak Detector | Hertzinno
  • Hertzinno acoustic camera for gas leak and mechanical noise

Application Scenarios

Gas leak detection

Compressed gas leak in a factory under non-explosion-proof conditions

Abnormal wear detection

Abnormal wear detection for factory machinery within 1 second in noisy environment

Negative pressure leak

The leak is pinpointed by a camera for fast detection of the pressure drop
Special Acoustic Camera for Fast Leak Detection

What types of leaks can the HA3A acoustic camera detect?

The HA3A is engineered for gas leakage detection, vacuum leak detection, and mechanical noise detection. For facility management and property operations, it is specifically applied to safely identify leaks in hospital negative-pressure vacuum systems, medical oxygen pipelines, and commercial or residential natural gas lines.

What is the detection sensitivity and operating range of the HA3A?

The camera provides an effective operating distance ranging from 0.3 meters up to 150 meters. It features industrial-grade leak detection sensitivity, capable of identifying gas leakage greater than 0.0032 L/min from a distance of 2.5 meters.

How accurate is the sound source localization in noisy facility environments?

Utilizing an optimized 128-channel circular MEMS microphone array paired with upgraded beamforming algorithms, the HA3A achieves ±1° localization accuracy. This equates to a spatial resolution error of ≤1 cm at a 1-meter distance operating at 40kHz, enabling the clear differentiation of dense acoustic sources.

Does the HA3A require cloud processing or external PC software for analysis

No, external software is not mandatory for basic operations. The HA3A supports the online display of frequency spectrum diagrams and features one-click analysis directly on the device. After completing the report analysis on the camera, users can export the files via Wi-Fi, Bluetooth, or a Type-C USB interface

Can technicians monitor the audio signals while inspecting mechanical equipment?

Yes, the HA3A camera supports real-time monitoring of audio signals via a Bluetooth connection to wireless headphones.

Does the camera measure the exact distance to the leak?

Yes, the HA3A includes a built-in Class II laser rangefinder that provides distance measurements from 0.1 to 30 meters with an accuracy of ±1 mm.
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