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ATOMFAIR® Ultra-Low-Humidity (1%-10% RH) Dry Cabinets AF-DC540C 540L for cleanroom moisture-sensitive storage

Ultra-Low-Humidity Dry Cabinet 540L AF-DC540C ATOMFAIR®

$1,890.00

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 ultra-low-humidity dry cabinet controls 1%-10% RH with Honeywell ±3% RH sensor, LCD status display, 3 shelves and 600 × 690 × 1485 mm body. Order now.

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

540L Ultra-Low-Humidity (1%-10% RH) Dry Cabinets

Dry storage cabinet, ultra-low-humidity control

Product Overview

The Atomfair DC-Series AF-DC540C is a 540L dry cabinet configured for 1%-10% 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 ultra-low-humidity storage for MSDs, IC packages, optical devices and polymers that can degrade quickly after moisture exposure. 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 SMT and semiconductor component rooms, optoelectronic cleanrooms, precision optical workshops, research laboratories, industrial quality-control centers, polymer or film storage, and technical archives for moisture-sensitive assets.

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-DC540C Standard white powder-coated steel body 540L Ultra-Low-Humidity 1%-10% 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 1%-10% 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 requires upright transport, level placement, and stable power to maintain ultra-low-humidity conditions. Door sealing and minimized ambient exposure are critical to prevent moisture ingress during storage of sensitive materials.

  • Transport and Positioning: Transport the cabinet upright with reinforced outer protection and suitable handling equipment to avoid structural damage.
  • Installation Checks: Confirm level placement, door sealing integrity, shelf loading capacity, and stable power supply before storing sensitive materials.
  • Operational Humidity Control: Set the desired humidity set point via the microcomputer control and validate the cabinet's ability to maintain the target range before formal use.
  • Emergency and Alarm Precautions: For ultra-low-humidity applications, consider nitrogen purge or over-humidity alarm options to mitigate process risk.

Follow these steps to ensure proper installation and operation of the dry cabinet for moisture-sensitive storage. The procedure covers transport, setup, and initial verification.

Required Equipment: Cabinet with digital LCD display, Level tool

  1. Transport and Position
    Transport the cabinet upright and place it on a level, stable surface near a suitable power outlet.
  2. Verify Level and Seal
    Confirm the cabinet is level using a level tool and inspect the door seal for proper closure.
  3. Connect Power and Set Humidity
    Connect the cabinet to a stable power source, then set the desired humidity set point via the LCD display and microcomputer control.
  4. Allow Stabilization
    Allow the cabinet to reach and stabilize at the set humidity level before loading any moisture-sensitive materials.
  5. Load Materials
    Load materials onto the perforated shelves while minimizing door open time to maintain low humidity.

How does the Honeywell sensor's ±3% RH accuracy and 0.3% annual drift affect long-term reliability for ultra-low-humidity storage of moisture-sensitive devices?

The Honeywell temperature and humidity sensor provides ±3% RH accuracy with only 0.3% annual drift, ensuring consistent measurement performance over extended periods. This precision is critical for maintaining 1%-10% RH conditions, as even small sensor errors can lead to improper humidity control and potential damage to moisture-sensitive components. The low drift rate reduces the need for frequent recalibration in long-term storage applications.

Can the Atomfair AF-DC540C be integrated with a nitrogen purge system for accelerated dehumidification, and what are the constraints for using it in an ESD-controlled cleanroom?

Yes, the cabinet offers an optional nitrogen purge system for accelerated dehumidification and inert-atmosphere management. For ESD-controlled environments, an optional ESD-safe anti-static coating compliant with IEC 61340-5 is available. The sealed construction with magnetic gaskets and tempered glass door helps maintain the internal environment, but users should validate the storage process for ultra-low-humidity applications before formal production use.

What handling and installation precautions are required to maintain the AF-DC540C's ultra-low-humidity performance after power interruption?

The cabinet must be transported upright with reinforced outer protection and moved with suitable lifting equipment. After installation, confirm level placement, door sealing, and stable power before storing materials. The microcomputer control retains set-point parameters after power interruption, so humidity targets are preserved, but the door should remain closed during normal use to minimize ambient exposure.

The Atomfair AF-DC540C 540L ultra-low-humidity dry cabinet provides 1%-10% RH control using an automatic electronic dehumidification system with no consumable desiccants, paired with a Honeywell sensor offering ±3% RH accuracy and low annual drift for reliable long-term monitoring.

Positive

  • No disposable desiccant consumables: The automatic electronic dehumidification module eliminates recurring costs and maintenance associated with replaceable desiccants, supporting continuous low-maintenance operation.
  • High-precision Honeywell sensor: The integrated Honeywell temperature and humidity sensor provides ±3% RH accuracy with only 0.3% annual drift, ensuring reliable measurement and stable control over extended storage periods.

Trade-offs

  • Requires careful upright transport: The cabinet must be transported upright with reinforced outer protection and moved using suitable lifting equipment due to its 540L volume, adding logistical constraints for installation.
  • Process validation needed for ultra-low humidity: For ultra-low or extreme-low humidity applications, the manufacturer advises validating the storage process before formal production use, particularly when process risk is high.

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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