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ATOMFAIR® Mid-Humidity (20%-60% RH) Dry Cabinets AF-DC450A 450L for cleanroom moisture-sensitive storage

Dry Cabinet 450L Mid-Humidity 20%-60% RH AF-DC450A ATOMFAIR®

$1,550.00

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.

450L mid-humidity dry cabinet with 20%-60% RH control, Honeywell ±3% RH sensor, 900 × 600 × 1010 mm body and 3 adjustable shelves. Order now.

SKU: AF-EI-E-DC00-MSTD-450L
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Description

450L Mid-Humidity (20%-60% RH) Dry Cabinets

Dry storage cabinet, mid-humidity control

Product Overview

The Atomfair DC-Series AF-DC450A is a 450L dry cabinet configured for 20%-60% RH relative humidity control, with a standard white 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 balanced dry storage for materials that need controlled moisture protection without an ultra-dry environment. 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 research laboratories, electronics workshops, incoming-material storage, component staging areas, optical part storage, film and powder cabinets, technical archives and quality-control rooms that need stable humidity management.

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-DC450A Standard white powder-coated steel body 450L Mid-Humidity 20%-60% RH 900 x 600 x 1010 mm 855 x 570 x 840 mm 3
2. Technical Specifications
Parameter Details
Cabinet Body Standard white powder-coated steel body
Humidity Control Range 20%-60% 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 maintains a controlled mid-humidity range of 20%-60% RH for moisture-sensitive materials. It requires stable power, level placement, and sealed door closure to function reliably.

  • Humidity Range Limitation: Operate the cabinet only within the configured 20%-60% RH mid-humidity range; do not use for ultra-low or extreme-low humidity applications without prior validation.
  • Installation Requirements: Ensure the cabinet is placed on a level surface, with reinforced transport and upright handling, and confirm door sealing and shelf loading before use.
  • Operational Door Management: Keep the cabinet door closed during normal operation and minimize the duration of ambient exposure to prevent moisture ingress.
  • Power Stability: Connect the cabinet to a stable power supply; the microcomputer retains set-point memory after power interruption, but frequent power loss may affect humidity control.
  • Nitrogen Purge System: When using the optional nitrogen purge system, validate inert atmosphere management according to the specific material sensitivity and process requirements.

Follow these steps to install, set up, and begin storing moisture-sensitive materials in the cabinet. Each step ensures proper humidity control and safe operation.

Required Equipment: Lifting equipment

  1. Transport
    Transport the cabinet upright with reinforced outer protection using suitable lifting equipment.
  2. Install and Level
    Install the cabinet on a level surface and confirm proper door sealing and magnetic gasket contact.
  3. Connect Power
    Connect the cabinet to a stable power supply and verify that the LCD display shows humidity and temperature readings.
  4. Load Materials
    Load moisture-sensitive materials onto the adjustable shelves, ensuring uniform air circulation.
  5. Close and Stabilize
    Close the door securely and allow the cabinet to stabilize humidity before storing sensitive materials.
  6. Monitor
    Monitor the LCD display periodically for humidity, temperature, and fault codes; address any alarms promptly.

What are the limitations of using a mid-humidity (20%-60% RH) cabinet for storing ultra-moisture-sensitive components compared to lower humidity grades?

The AF-DC450A is configured for mid-humidity control (20%-60% RH) and is not designed for materials requiring ultra-low or extreme-low humidity below 20% RH. For such applications, the manufacturer offers separate models in the DC series with low-humidity (10%-20% RH), ultra-low-humidity (1%-10% RH), or extreme-low-humidity (1%-3% RH) grades. Users must validate that the 20%-60% RH range matches the sensitivity of their stored materials to avoid moisture-related damage.

Can this dry cabinet be integrated with a facility-wide environmental monitoring system for remote logging?

Yes, the AF-DC450A supports integration via an optional RS485 PC logging interface that enables real-time data logging, remote monitoring, and traceability of cabinet humidity and temperature status. The cabinet uses a Honeywell temperature and humidity sensor with ±3% RH accuracy and 0.3% annual drift, ensuring reliable measurement data for external logging systems. This option is particularly suited for quality-control rooms and research laboratories requiring continuous environmental documentation.

What are the critical installation and handling requirements to ensure proper operation of the AF-DC450A dry cabinet?

The cabinet must be transported upright with reinforced outer protection and moved using suitable lifting equipment due to its 450L volume. After installation, confirm level placement, door sealing, shelf loading, and stable power before storing sensitive materials. The manufacturer emphasizes keeping the cabinet door closed during normal use and minimizing extended ambient exposure of stored items to maintain the 20%-60% RH set point.

The AF-DC450A provides controlled mid-humidity storage (20%-60% RH) with automatic electronic dehumidification and Honeywell sensing, suitable for moisture-sensitive materials that do not require ultra-dry conditions.

Positive

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

Trade-offs

  • Fixed mid-humidity range: This model is configured for 20%-60% RH only; materials requiring ultra-low humidity (<20% RH) or extreme-low humidity (<10% RH) must use separate cabinet models or optional nitrogen purge.
  • Handling and installation constraints: The cabinet must be transported upright with reinforced protection and requires level placement, sealed door sealing, and stable power before use, adding setup complexity.

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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