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ATOMFAIR® Anti-Static Extreme-Low-Humidity (1%-3% RH) Dry Cabinets AF-DC450DF 450L for ESD-safe moisture-sensitive storage

Extreme-Low-Humidity Dry Cabinet 450L 1%-3% RH ATOMFAIR®

$1,770.00

Heavy Item Pricing: Prices for this heavy item are net prices (ex-factory / ex-warehouse) and exclude logistics or shipping fees.

Heavy Item Shipping: The final shipping cost will be calculated based on the product’s physical characteristics, including weight and volume, the selected transport mode, such as land, air, or sea freight, and the actual shipping distance. We arrange shipment from the nearest available global warehouse based on your delivery address, current stock levels, and logistical arrangements.

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450L anti-static dry cabinet with 1%-3% RH control, Honeywell ±3% RH sensor, 0-99°C display, 3 shelves, and 900 × 600 × 1010 mm body. Order now.

SKU: AF-EI-E-DC00-EESD-450L
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450L Anti-Static Extreme-Low-Humidity (1%-3% RH) Dry Cabinets

Dry storage cabinet, extreme-low-humidity control

Product Overview

The Atomfair DC-Series AF-DC450DF is a 450L anti-static dry cabinet configured for 1%-3% RH relative humidity control, with an anti-static cabinet body, outer dimensions of 900 x 600 x 1010 mm, inner dimensions of 855 x 570 x 840 mm, and 3 adjustable shelves.

This model provides extreme-low-humidity storage for highly moisture-sensitive components and process materials that require the strictest dry-storage conditions in this series. 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 high-sensitivity electronics storage, semiconductor and optoelectronic cleanrooms, advanced research laboratories, precision optical storage, process-material staging areas, and dry-room support where the lowest humidity grade in this cabinet series is required.

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-DC450DF Anti-static powder-coated steel body 450L Extreme-Low-Humidity 1%-3% RH 900 x 600 x 1010 mm 855 x 570 x 840 mm 3
2. Technical Specifications
Parameter Details
Cabinet Body Anti-static powder-coated steel cabinet body
Humidity Control Range 1%-3% 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
  • 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 AF-DC450DF dry cabinet must be transported upright and installed on a level surface with sealed doors and stable power. Minimize door opening during operation and validate storage conditions for extreme-low-humidity applications to prevent moisture-related damage.

  • Transport Orientation: Transport the cabinet upright with reinforced outer protection to prevent damage to the dehumidification module and cabinet seal.
  • Level Installation: Place the cabinet on a level surface and confirm door sealing and shelf loading before storing sensitive materials.
  • Door Discipline: Keep the cabinet door closed during normal use and minimize extended ambient exposure of stored materials to maintain low-humidity conditions.
  • Process Validation: For ultra-low or extreme-low humidity applications, validate the storage process by monitoring humidity stability before formal production use.
  • Risk Mitigation: Consider nitrogen purge or over-humidity alarm options when storing highly moisture-sensitive materials at extreme-low humidity.

Transport the cabinet upright, install on a level surface, and connect to stable power. Confirm door seal, shelf placement, and humidity set-point before loading moisture-sensitive materials.

Required Equipment: Suitable lifting or handling equipment

  1. Transport Cabinet
    Transport the cabinet upright using suitable lifting equipment and reinforced outer protection.
  2. Position and Level
    Place the cabinet on a level surface and confirm its stable position with no rocking.
  3. Inspect Door Seal
    Inspect the magnetic door gasket and verify the tempered glass door closes securely with the lockable handle.
  4. Install Shelves
    Install and adjust the perforated shelves at appropriate positions to accommodate stored items and ensure uniform air circulation.
  5. Connect Power
    Connect the cabinet to a stable power source and verify the LCD display shows humidity, temperature, and operating status.
  6. Stabilize Humidity
    Allow the cabinet to stabilize at the set humidity range (1%–3% RH) before loading sensitive materials.
  7. Load Materials
    Minimize door opening time when storing or retrieving moisture-sensitive components to avoid humidity fluctuations.

Given the Honeywell sensor's ±3% RH accuracy, how reliable is the displayed humidity reading when the AF-DC450DF is set to the extreme-low-humidity range of 1-3% RH?

The Honeywell temperature and humidity sensor has a rated accuracy of ±3% RH and a low annual drift of 0.3%. At the extreme-low-humidity set point of 1-3% RH, the displayed reading may have an absolute uncertainty of up to ±3% RH, meaning the actual humidity could be between 0% and 6% RH. For critical applications, the optional over-humidity alarm and nitrogen purge system are recommended to provide additional control and monitoring.

Can the AF-DC450DF be integrated with a nitrogen purge system for inert atmosphere storage, and what are the requirements for such a setup?

Yes, the AF-DC450DF supports an optional nitrogen purge system for accelerated dehumidification and inert-atmosphere management. The cabinet's sealed construction with magnetic gaskets and double-frame sealing is compatible with nitrogen purging. Requirements include a nitrogen gas supply line and the purge valve kit, which can be ordered as an accessory. For tailored configuration, contact the engineering team.

What are the critical installation and handling requirements for the AF-DC450DF to ensure proper functioning and avoid damage?

The cabinet must be transported upright with reinforced outer protection and moved with suitable lifting equipment. After installation, confirm level placement, proper door sealing with magnetic gaskets, and stable power supply. Ensure shelves are not overloaded. During operation, keep the door closed and minimize extended ambient exposure of stored materials. For extreme-low-humidity applications, validate the storage process before formal use and consider using the optional over-humidity alarm or nitrogen purge.

The Atomfair AF-DC450DF is a 450L anti-static dry cabinet with extreme-low-humidity control (1%-3% RH), using a Honeywell sensor and automatic electronic dehumidification, suitable for highly moisture-sensitive components in semiconductor, optoelectronic, and research lab environments.

Positive

  • Extreme-low-humidity range (1%-3% RH): Achieves and maintains 1%-3% RH, the strictest humidity grade in the DC-Series, enabling storage of highly moisture-sensitive materials such as semiconductor wafers, optoelectronic components, and precision optics without risk of moisture absorption or oxidation.
  • No disposable desiccant consumables: The automatic electronic dehumidification module eliminates the need for replacement desiccants, reducing ongoing operational costs and maintenance labor while supporting continuous, reliable dry storage.

Trade-offs

  • Requires upright transport and level placement: The cabinet must be transported upright with reinforced outer protection and leveled after installation to ensure proper door sealing and dehumidification performance; improper handling may compromise seal integrity or sensor accuracy.
  • Process validation needed for extreme-low humidity: For 1%-3% RH applications, the manufacturer advises validating the storage process before formal production use, and recommends considering nitrogen purge or over-humidity alarm options when process risk is high, indicating that achieving and maintaining this humidity grade may require additional infrastructure or monitoring.

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 excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).

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