Aerospace-Grade Vibration Isolator Manufacturer Offering One-Stop Shock And Vibration Solutions

Focus on Ultra-High Flow Flagship Model HA-5A-3 1

Focus on Ultra-High Flow Flagship Model HA-5A-3 2

Focus on Ultra-High Flow Flagship Model HA-5A-3 3

Focus on Ultra-High Flow Flagship Model HA-5A-3 4

Focus on Ultra-High Flow Flagship Model HA-5A-3

Precision electronic systems require stable internal environments to ensure measurement accuracy and functional stability. The HA vent valve supports these requirements by maintaining consistent internal pressure and humidity control.
Its microporous membrane technology ensures that even minor environmental fluctuations do not affect internal electronic performance.
The compact threaded structure allows integration into precision housings without affecting system design or layout.
This makes it suitable for laboratory equipment, sensing systems, analytical devices, and other high-precision electronic applications.

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Key Application Fields

Experience unparalleled efficiency with the Focus on Ultra-High Flow Flagship Model HA-5A-3. This cutting-edge solution excels in large energy storage, seamlessly integrating with wind and photovoltaic systems, and powering industrial drives. Maximize performance and reliability across diverse applications with this advanced model.

● Large Energy Storage: Megawatt-scale storage containers, battery rack control cabinets, high-voltage boxes

● Wind/PV: Wind turbine converters, central PV inverters

● Industrial Drives: Medium/high-voltage VFDs, soft starters, active power filters (APF)

Technical Parameters

Parameter	Specification
Model	HA-5A-3
Thread Size	M5 × 0.8
Body Diameter / Wrench Size	15mm / 13mm
Installation Height / Thread Length	15mm / 6.8mm
Airflow Rate	47ml/min (at ΔP=1KPa)
Water Entry Pressure	-120mbar (>1m water column)
Operating Temperature	-50°C ~ +150°C
Material	Stainless Steel + E-PTFE
Ingress Protection	IP68 & IP67

Product Advantages

Focus on Ultra-High Flow Flagship Model HA-5A-3 7

Industry-Leading Exhaust Capacity

Rapidly releases hazardous internal pressure caused by faults or sudden temperature spikes. For a 100L enclosure, when temperatures surge from 25°C to 60°C, it equalizes the differential pressure to safe levels within 90 seconds—preventing door blow-outs or permanent gasket deformation.

Dual Blow-Off & Pressure Relief Function

Under extreme conditions , the valve offers instantaneous burst relief with peak flow exceeding 200ml/min, acting as a passive safety device. Additionally, the E-PTFE membrane is flame-retardant and spark-arresting, preventing external ignition from entering the housing.

Large-Interface Sealing

With a 4.0mm ID × 2.0mm CS O-ring, it mates well with coarse mounting holes in large cabinets. The 15mm installation height offers ample wrench grip for standard tool tightening even in cramped electrical rooms.

Extended Life Validation

Accelerated aging tests simulating 20-year service conditions confirm airflow degradation＜8%, meeting the 25-year design life requirements of large power equipment.

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