When every square meter of your lab counts, a small climatic test chamber can make the difference between delayed development and rapid, confident qualification.
LIB's Small Climatic Test Chambers combine tight environmental control, global standards compliance, and user-friendly operation-without the footprint or noise of a walk-in room. From electronics reliability testing to pharmaceutical stability studies, these chambers deliver laboratory-grade performance right next to your workbench.
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【How Small Climatic Test Chambers Maintain Accurate Temperature and Humidity?】
High-quality environmental simulation starts with precision. LIB integrates PT100 Class A temperature sensors (accuracy ± 0.001 ℃) and a closed-loop PID control system that continuously adjusts heating, cooling, humidification, and dehumidification in real time. This coordinated approach ensures consistent, reproducible conditions even during aggressive cycling.
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Name: Small Climatic Test Chamber
Model: 50L & 80L (Space-saving)
Noise: ≤65 dBA (Optional silent mode)
Interior Material: SUS304 stainless steel
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Core performance metrics:
Temperature Range: –86 ℃ to +150 ℃ (programmable in 0.1 ℃ increments).
Humidity Range: 20 % to 98 % RH, deviation held within ± 2.5 % RH.
Fluctuation: ± 0.5 ℃ maximum for temperature, ± 2.0 ℃ for humidity.
Ramp Rates: Heating up to 3 ℃/min, cooling at 1 ℃/min, ideal for accelerated aging.
Uniformity: Dual centrifugal fans with precision baffles eliminate hot/cold or wet/dry gradients across shelves.
Real-World Power Testing: Standard ϕ50 mm cable holes (customizable in size and position) allow devices to be powered and monitored during tests without compromising airtightness.
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| Cable Hole | Controller |
Standards compliance ensures your data is globally recognized:
IEC 60068 – Environmental testing for electronic and electrical equipment.
ISO 16750 – Environmental conditions and tests for road vehicles.
IEC 61730 – Weathering tests for photovoltaic modules.
ASTM G151 / G155 – Accelerated weathering for materials and coatings.
UL 1973/1642 – Safety and environmental regulatory alignment. (An explosion-proof Small Climatic Test Chamber is available as an option for battery testing.)
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By meeting these standards, LIB ensures that whether you're validating a PCB, stress-screening a connector, or qualifying a pharmaceutical package, your test results will pass customer audits and regulatory reviews worldwide. Learn more at Temperature and Humidity Test Chamber. pdf.
Temperature and Humidity Test Chamber. pdf
【Advantages of LIB Small vs. Standing vs. Walk-In Climatic Test Chambers】
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| Name | Small Climatic Test Chamber | Standing Climatic Test Chamber | Walk-In Climatic Test |
| Capacity |
TH-50: 800x1050x950 mm TH-80: 900×1100×1000mm |
Capacity: 100L; 225L; 500L; 800L; 1000L |
＞20m³ |
| Noise Level | ≤ 65 dBA (Optional silent mode, quiet enough for offices) | ≤ 65 dBA | ≤ 65 dBA |
| Throughput | Ideal for small components, sensors, boards | Subassemblies or mid-volume batches |
Bulk testing of items or vehicles as a whole |
| Energy Saving |
Automatic Moisture Circulation in Humidity System
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Automatic Moisture Circulation in Humidity System
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Automatic Moisture Circulation in Humidity System
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| Operational Cost | Lowest | Medium | Highest |
| Standards Coverage | Full IEC / ISO / ASTM compliance | Full IEC / ISO / ASTM compliance | Full IEC / ISO / ASTM compliance |
| Best For | R&D, QA benches, universities | Production QA lines, reliability labs.. | Automotive, aerospace system testing... |
Choosing a small climatic chamber gives you the agility of quick, localized testing with the reliability of full-scale laboratory systems. Engineers can shorten iteration loops by running accelerated life tests on the same bench where prototypes are assembled, avoiding transfer delays and handling risks.
【How to Maintain a Climatic Test Chamber?】
Proper maintenance is essential to protect data integrity, ensure safe operation, and prolong equipment life. LIB chambers are designed for minimal upkeep while maintaining peak performance.
Weekly Checks
- Verify water levels in the closed-loop humidification system. Refill with deionized water as needed or check if the automatic water inlet is connected.
- Inspect door seals (double-layer silicone with concave-convex design) for elasticity and tight closure to avoid heat or moisture leaks.
- Confirm fans and airflow pathways remain free of dust and obstruction for uniform conditions.
Monthly Tasks
- Clean the SUS304 stainless-steel chamber interior with non-corrosive agents; remove shelves for full disinfection.
- Check safety interlocks: over-temperature, low-water, door-open, and power-failure alarms must trigger correctly.
- Schedule compressor (e.g., French Tecumseh low-temperature compressors) and refrigerant system inspection.
Quarterly / Annual Maintenance
- Lubricate caster assemblies; adjust leveling feet to maintain balance on uneven lab floors.
- Review all cable holes and silicone plugs for integrity, replacing any worn components.
- Have temperature and humidity readings calibrated by a third-party accredited agency to maintain ± 0.5 ℃ and ± 2.5 % RH accuracy.
LIB backs every chamber with a three-year full warranty and lifetime technical support. Our global service network ensures critical parts arrive within 7–15 days, minimizing downtime even in high-throughput labs.
Ready to integrate precision environmental testing without losing bench space?
LIB's small climatic test chambers deliver temperature and humidity accuracy, global compliance, low noise, and effortless maintenance-all in a quiet, compact package. Whether for electronics, automotive, biotech, or materials research, these chambers empower engineers and scientists to accelerate innovation with confidence.
Contact LIB today to discuss the right configuration for your R&D, QA, or production needs-and bring full-spectrum environmental testing directly to your workbench.
