The Semco Walk-in Constant Temperature and Humidity Test Chamber (TAHW-12m³-F) is a large-capacity environmental test chamber engineered for testing lithium-ion batteries, EV battery packs, energy storage systems, and other large products under controlled temperature and humidity conditions.
With a working volume of 12 m³, this walk-in chamber provides precise temperature control from -40°C to +25°C and humidity control from 20% RH to 98% RH. It is designed with an explosion-proof structure, smoke detection, sprinkler system, and advanced PLC-based control to ensure maximum safety during battery abuse and reliability testing.
Cell Aging Machines are designed to stabilize lithium-ion cells through controlled charge and discharge cycles, validating capacity, voltage consistency, and thermal behavior before assembly.

Battery Pack Testers perform complete electrical and safety validation, including voltage, current, insulation resistance, and protection checks.

LOCV Sorting machines measure open circuit voltage to group cells with consistent electrical characteristics, improving performance and lifespan.

Module Stacking systems precisely align and stack battery cells into mechanically stable modules for downstream processing.

Compression machines apply uniform pressure to enhance module strength, thermal contact, and long-term durability.

Laser Cleaning removes oxides and contaminants from battery tabs and terminals, ensuring clean, high-quality welding surfaces.

Vision-based polarity and CCD inspection detects alignment errors, defects, and missing components early in the process.

Laser Welding machines deliver precise, repeatable, high-strength joints with minimal heat impact.

End-of-Line testing validates electrical, functional, and safety performance before pack integration.

The Pack Line integrates final assembly, enclosure installation, and testing for scalable battery production.

EV battery production, energy storage manufacturing, battery research labs, electronics assembly, and OEM-based fabrication units.
This equipment is designed to support efficient and accurate battery assembly and testing workflows. With durable construction, precision control, and user-friendly operation, it delivers consistent performance for both small-scale and large-scale production environments.
Product Name
Description
| Parameter | Specification |
|---|---|
| Product Name | Walk-in Constant Temperature and Humidity Test Chamber |
| Model | TAHW-12m³-F |
| Internal Dimensions | W3000 × D2000 × H2000 mm |
| External Dimensions | W3250 × D3500 × H2550 mm |
| Internal Volume | 12 m³ |
| Door Type | Double doors |
| Cooling Method | Water-cooled |
| Temperature Range | -40°C to +25°C |
| Temperature Fluctuation | ≤ ±1°C |
| Temperature Deviation | ≤ ±2°C |
| Temperature Uniformity | ≤ ±1°C |
| Temperature Resolution | 0.01°C |
| Heating Rate | ≥ 3°C/min |
| Cooling Rate | ≥ 1°C/min |
| Humidity Range | 20%–98% RH |
| Humidity Resolution | 1% RH |
| Humidity Accuracy | ±3% RH |
| Chamber Material | SUS304 Stainless Steel |
| Outer Material | Powder-coated cold-rolled steel |
| Insulation Thickness | 100 mm PU foam |
| Observation Window | ≥ 360 × 480 mm heated tempered glass |
| Cable Ports | 100 mm diameter ports on sides and rear |
| Floor Load Capacity | ≥1500 kg/m² |
| Power Supply | AC 380V, 50 Hz |
| Total Power | 35 kW |
| Approximate Weight | 5000 kg |
| Cooling Water Flow | 6 t/h |
| Cooling Water Pressure | 0.2–0.5 MPa |
The product comes with a dedicated support and service package that includes activation, calibration assistance, and post-installation guidance.
Find quick answers to common questions about our BESS Assembly Line, including automation capabilities, supported battery types, customization options, safety standards, and production scalability.
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