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ATOMFAIR® Low-Humidity (10%-20% RH) Dry Cabinets AF-DC540B 540L for cleanroom moisture-sensitive storage

540L Low-Humidity LCD Dry Cabinet 10%-20% RH ATOMFAIR®

$1,840.00

Institutional Procurement & Supply Compliance: As a verified US supplier, Atomfair accepts formal institutional Purchase Orders (POs), contract billing schedules, and custom procurement loops for university and national laboratories, and corporate R&D departments globally.

540L low-humidity dry cabinet with 10%-20% RH control, Honeywell ±3% RH sensor, LCD status display, 600×690×1485 mm body and 3 shelves. Order now.

SKU: AF-EI-E-DC00-LSTD-540L
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Description

540L Low-Humidity (10%-20% RH) Dry Cabinets

Dry storage cabinet, low-humidity control

Product Overview

The Atomfair DC-Series AF-DC540B is a 540L dry cabinet configured for 10%-20% RH relative humidity control, with a standard white cabinet body, outer dimensions of 600 x 690 x 1485 mm, inner dimensions of 555 x 640 x 1315 mm, and 3 adjustable shelves.

This model provides low-humidity storage for moisture-sensitive components that require stronger ambient humidity protection. It is used to prevent moisture absorption, oxidation, micro-structural degradation, optical haze, solderability loss and other humidity-related damage during storage, inspection, production staging or long-term preservation.

Application scenarios include electronics manufacturing lines, SMT component rooms, laboratory sample storage, precision instrument storage, optical workshops, film and powder storage, and industrial quality-control areas requiring lower humidity protection.

The cabinet integrates automatic electronic dehumidification, high-precision Honeywell temperature and humidity sensing, a digital LCD display for humidity, temperature, operating status and fault information, set-point memory after power interruption, tempered-glass viewing doors, reinforced adjustable shelves and sealed cabinet construction for repeatable daily operation.

Specifications
1. Selected Model & Dimension Parameters
Model Cabinet Body Volume Humidity Grade Humidity Range Outer Size Inner Size Shelf Count
AF-DC540B Standard white powder-coated steel body 540L Low-Humidity 10%-20% RH 600 x 690 x 1485 mm 555 x 640 x 1315 mm 3
2. Technical Specifications
Parameter Details
Cabinet Body Standard white powder-coated steel body
Humidity Control Range 10%-20% RH
Temperature Display Range 0-99°C
Humidity Display Range 0%-99% RH
Sensor Honeywell temperature and humidity sensor, ±3% RH accuracy and 0.3% annual drift
Display High-definition LCD display for humidity, temperature, operation status and fault codes
Dehumidification System Automatic electronic dehumidification module with no disposable desiccant consumables
Control Mode Microcomputer automatic control with set-point memory after power interruption
Structure 1.2 mm galvanized steel cabinet, 5 mm tempered glass viewing door, magnetic sealing gasket and lockable handle

Key Features and Advantages
  • Selectable humidity grades are split into individual models: A mid-humidity 20%-60% RH, B low-humidity 10%-20% RH, C ultra-low-humidity 1%-10% RH and D extreme-low-humidity 1%-3% RH, allowing the cabinet to match the actual sensitivity of stored materials.
  • High-precision sensing uses a Honeywell temperature and humidity sensor with ±3% RH accuracy and low annual drift for reliable long-term measurement.
  • Efficient automatic dehumidification removes moisture rapidly, requires no disposable desiccant consumables and supports continuous operation with minimal maintenance.
  • Intelligent microcomputer control retains set parameters after power loss and shows real-time humidity, temperature, operating status and fault codes on the LCD display.
  • Robust sealed construction uses a galvanized steel cabinet body, tempered safety glass, double-frame sealing, magnetic gaskets and a lockable handle for stable dry storage.
  • Perforated adjustable shelves support uniform air circulation and make it easier to store components, instruments and samples of different sizes.

Optional Accessories
  • ESD-Safe Anti-Static Coating: Provides electrostatic protection for ESD-controlled production and storage areas, compliant with IEC 61340-5 handling requirements.
  • Internal LED Illumination: Moisture-resistant interior lighting improves visibility when checking stored parts, labels and shelf positions.
  • Premium Stainless-Steel Body: High-grade structural body option for cleanrooms, corrosive environments or facilities with stricter hygiene requirements.
  • Nitrogen Purge System: Fast-purge gas valve configuration supports accelerated dehumidification and inert-atmosphere management.
  • RS485 PC Logging Interface: Enables real-time data logging, remote monitoring and traceability of cabinet humidity and temperature status.
  • Over-Humidity Alarm System: Microcomputer alarm function is triggered when the internal humidity exceeds the configured set point.
For tailored configurations or formal technical quotations regarding these options, please contact our engineering team.
APPLICATION SCOPE: Engineered for research laboratories, cleanroom environments, semiconductor assembly lines, SMT component rooms, optical workshops and high-tech industrial quality-control centers managing moisture-sensitive electronic, optical, chemical and archival assets.
HANDLING REQUIREMENT: The cabinet should be transported with reinforced outer protection, kept upright, and moved with suitable lifting or handling equipment according to its volume. After installation, confirm level placement, door sealing, shelf loading and stable power before storing sensitive materials.
IMPORTANT NOTICE: Confirm the exact capacity, humidity grade, cabinet body type and optional accessories before ordering. Keep the cabinet door closed during normal use and minimize extended ambient exposure of sensitive materials. For ultra-low or extreme-low humidity applications, validate the storage process before formal production use and consider nitrogen purge or alarm options when process risk is high.
CONTROLLED DRY STORAGE SOLUTIONS
For volume selection, humidity grade confirmation or optional configuration, contact our engineering sales team.
EMAIL: inquiry@atomfair.com
Supplier: Atomfair
Brand: ATOMFAIR®

The cabinet must be transported upright and placed on a level surface with sealed door and stable power to maintain 10-20% RH. Stored materials require minimal ambient exposure and the humidity set-point is retained after power interruption.

  • Transport Constraint: Transport the cabinet upright with reinforced outer protection and suitable lifting equipment to prevent structural damage.
  • Installation Constraint: Place the cabinet on a level surface and confirm level placement, door sealing, and shelf loading before powering on.
  • Power Constraint: Connect the cabinet to a stable power supply to ensure continuous operation and set-point memory after power interruption.
  • Humidity Constraint: Maintain the cabinet door closed during normal use and minimize extended ambient exposure of stored materials to preserve the 10-20% RH range.

This procedure outlines the steps to safely install and operate the cabinet for controlled dry storage. Follow each step to ensure proper humidity control and prevent damage to stored materials.

Required Equipment: Suitable lifting equipment

  1. Transport and Unpack
    Transport the cabinet upright using suitable lifting equipment and unpack it carefully in the installation area.
  2. Level and Position
    Place the cabinet on a level surface and adjust leveling feet to ensure stability and proper door sealing.
  3. Connect Power
    Connect the cabinet to a stable power supply and turn on the dehumidification system.
  4. Verify Humidity
    Allow the cabinet to stabilize to the target humidity range of 10-20% RH as shown on the LCD display.
  5. Store Materials
    Place moisture-sensitive materials inside the cabinet and close the door promptly to maintain low humidity.

What are the performance trade-offs between selecting a low-humidity (10-20% RH) cabinet versus an ultra-low-humidity (1-10% RH) cabinet for storing moisture-sensitive electronic components?

The low-humidity grade (10-20% RH) provides sufficient protection for components requiring stronger ambient humidity protection, such as those in SMT rooms or optical workshops, without the additional cost or complexity of ultra-low-humidity systems. For highly sensitive materials like MEMS or hygroscopic powders, the ultra-low-humidity grade (1-10% RH) is recommended to prevent micro-structural degradation or solderability loss. The Atomfair DC-Series allows matching the humidity grade to the actual sensitivity of stored materials, as stated in the product description.

Can the Atomfair AF-DC540B dry cabinet be integrated with a nitrogen purge system for inert atmosphere storage?

Yes, the cabinet supports a nitrogen purge system as an optional accessory, which provides fast-purge gas valve configuration for accelerated dehumidification and inert-atmosphere management. This integration is suitable for applications requiring ultra-low oxygen or moisture levels, such as semiconductor assembly or archival storage. The product description lists the nitrogen purge system among available optional accessories.

What are the critical handling and installation requirements for the 540L dry cabinet to ensure proper operation?

The cabinet must be transported with reinforced outer protection and kept upright, using suitable lifting or handling equipment due to its 540L volume. After installation, confirm level placement, door sealing, shelf loading, and stable power before storing sensitive materials. These requirements are specified in the product's handling requirement section to prevent damage and ensure reliable humidity control.

The AF-DC540B 540L low-humidity dry cabinet provides reliable 10%-20% RH control using automatic electronic dehumidification and a Honeywell sensor, making it suitable for moisture-sensitive electronic and optical component storage, though its size requires careful handling and validation for extreme-low-humidity applications.

Positive

  • Consumable-free dehumidification: Automatic electronic dehumidification module eliminates the need for disposable desiccant consumables, reducing ongoing maintenance and operational costs.
  • High-accuracy long-term sensing: Honeywell temperature and humidity sensor provides ±3% RH accuracy with only 0.3% annual drift, ensuring reliable measurement over extended periods.

Trade-offs

  • Requires careful transport and setup: The 540L cabinet must be transported upright with reinforced protection and moved with suitable lifting equipment due to its size and weight, adding logistical constraints.
  • Validation needed for extreme-low humidity: For ultra-low (1%-10% RH) or extreme-low (1%-3% RH) applications, the manufacturer recommends validating the storage process and considering nitrogen purge or alarm options, indicating limited inherent capability at those ranges.

Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.

To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.

Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).

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