Multi-Channel Airtightness Tester Selection Guide: A Complete Decision Framework from Production Requirements to Technology Matching

As the beat of the production line gets faster and faster, the single-channelAirtightness TesterIt starts to become a bottleneck whenMulti-channel airtightness testing equipmentIt comes into your view. But here's the thing:When do I need multiple channels? How many channels to choose? How do you weigh cost versus efficiency?

The answers to these questions determine whether your investment is the icing on the cake or the snake.

I. The core question: Do you really need multiple channels?

Calculate your "detection bottleneck"

Before deciding whether you need multiple channels, do a simple math problem:

Production Beat vs Detection Time

Production Indicators	numerical example	Critical Computing
Product Production Beat	30 seconds/piece	Output per hour: 120 pieces
Single test time	45 seconds/piece	Testing capacity per hour: 80 pieces
efficiency gap	-40 pieces/hour	Obvious production bottlenecks

When the detection time exceeds 80% of the production beat, the single-channelairtightness meterIt just starts to drag down the overall efficiency. It's the consideration ofMulti-channel airtight equipmentThe first sign of the

Cost-effectiveness tipping point analysis

Multi-channel airtight equipmentThe investment is typically 2 to 4 times that of a single channel, but is the efficiency gain worth it?

Return on Investment Calculation Model::

Multi-channel ROI = (Increase in output due to efficiency improvement - Difference in equipment investment) / Difference in equipment investment

Efficiency Improvement = (Multi-channel capacity - Single-channel capacity) × Product unit price × Annual production volume

When the ROI exceeds 30%, a multi-channel investment is usually a wise choice.

II. Technology selection: optimization of the number of channels

2-channel vs 4-channel vs 8-channelairtight equipmentScenarios of application

2 Channel equipment: Producing scenes with moderate beats

• Applicable capacity1000~5000 pcs/day
• Investment characteristics: The balance between cost control and efficiency gains
• typical application: Small- to medium-volume electronic products, automotive parts and components

4-channel equipment: Standard for high-capacity production lines

• Applicable capacity: 5000~20000 pcs/day
• Investment characteristics: Significant scale effects and lower unit costs
• typical application: consumer electronics, high-volume industrial products

8 channels and above: Ultra-high throughput or complex test requirements

• Applicable capacity: 20,000 pieces/day or more
• Investment characteristics: High degree of specialization and need for complete automation packages
• typical application: A huge number of products such as cell phones and smart wearable devices

Third, the depth of technology: Jingcheng Engineering multi-channel program analysis

The technical value of independent workstation design

Precision EngineeringMulti-channel airtightness testing equipmentThe core innovation of theTrue independent parallel processingThe

automobile thermostatFour-channel airtightness testing machine

Four-station independent test system

Each test station is equipped with:

• Separate display: Real-time display of the test status and results of the current station
• Independent control system: Each station is completely independent of test parameters and processes.
• Independent air system: Avoid mutual interference and ensure test accuracy

The technical significance of this design goes far beyond superficial 'simultaneous testing'. It solves the core pain point of traditional multi-channel devices:mutual interferencecap (a poem)parameter conflictThe

Practical value of parameter independent settings

In practice, the same production line may need to handle multiple product specifications:

Example of application scenarios: New Energy Vehicle Thermostat Production Line

• Workstation 1: Type A thermostat, test pressure 50kPa, hold time 30 seconds
• Workstation 2: Type B thermostat, test pressure 80kPa, hold time 45 sec.
• Workstation 3: Type C thermostat, test pressure 120kPa, hold time 60 seconds
• Workstation 4: Quality sampling stations, using stricter parameters

Each station can be set up with different test parameters according to specific product requirements, and this flexibility is the core value of multi-channel equipment.

Technical considerations for dual-mode results display

The device offers two modes of displaying leak results:

display mode	unit (of measure)	Applicable standards	application scenario
leakage pattern	Pa	Pressure decay criteria	Closed container products
leak rate model	ml/min	Flow Leakage Measurement Standards	Capillary tube, breathable film products

This design takes into account the differences in different industry standards and allows the same unit to be adapted to a wider range of applications.

IV. Choosing a framework: modeling your decision-making

Step 1: Production needs assessment

List of key issues::

1. What is the current production beat?
2. How long does a single test take?
3. How diverse are the product specifications?
4. What are the capacity plans for the next 3 years?

Step 2: Technical match analysis

Technical Requirements Comparison Table::

Type of requirement	Single-channel application	For 2~4 channels	Multi-Channel Required
product category	Single product	2~3 products	More than 4 products
Precision Requirements	Standard Precision	highly accurate	Ultra-high precision
degree of automation	speedy	fully automatic	Intelligent Automatic
data management	basic record	Batch traceability	Full-link traceability

Step 3: Return on investment assessment

Key formulae::

Annual Benefit Improvement = (Number of Channels × Single Channel Capacity - Original Capacity) × Product Gross Margin × Number of Working Days

Equipment Payback Period = Total Equipment Investment / Annual Benefit Enhancement

Recommended selection criteria: payback period < 2 years

V. Implementation recommendations: a complete path from selection to deployment

Phased implementation strategy

Phase I: Core product validation

• Select the product type with the highest yield
• Effectiveness verification using 2~4 channel devices
• Build operational experience and data base

Phase II: Full rollout

• Based on empirical data from phase I
• Select the most suitable channel configuration
• Complete optimization of the production line

Technical service considerations

When choosing a multi-channel device, the vendor's technical service capabilities are equally important:

Service Advantages of Precision Engineering::

• Customized Solutions: Designing optimal configurations for specific needs
• Complete technical support: Full service from selection to deployment
• Continuous optimization and upgrading: Analysis of equipment operating data and recommendations for improvement

Summarize

Multi-Channel Airtightness TesterThe choice is not simply 'the more the merrier', but in theProduction requirements, technical capacity, investment budgetFinding the optimal balance between.

Core decision-making principles::

1. demand-driven: Selection of the number of channels based on actual production requirements
2. Technical Matching: Ensure that the technical level of the equipment matches the product requirements
3. Reasonable investment: ROI analysis to ensure a reasonable return on investment
4. Service Guarantee: Selection of suppliers with sound technical services

When you can clearly answer the question "why do you need this configuration", you have found the right choice.

If you are facingMulti-channel airtightness testing equipmentof the selection dilemma.Precision Engineering offers a free selection consultation service.We help you to build the most suitable solution for your needs.

Original Statement:this paper was written byShenzhen Jingchenggongke Technology Co., Ltd.Written by the technical team, reproduced with attribution.Data sources:Precision Engineering internal test data and customer cases.