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ATOMFAIR® Extreme-Low-Humidity (1%-3% RH) Dry Cabinets AF-DC1435D-6 1435L THREE-DOOR for cleanroom moisture-sensitive storage

Dry Cabinet 1435L Extreme-Low-Humidity 1%-3% RH ATOMFAIR®

$2,800.00

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.

1435L extreme-low-humidity dry cabinet with 1%-3% RH control, Honeywell sensor, 1200 × 700 × 1860 mm body, 5 shelves and LCD display. Order now.

SKU: AF-EI-E-DC00-ESTD-14L3
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Description

1435L-6 Extreme-Low-Humidity (1%-3% RH) Dry Cabinets

Dry storage cabinet, extreme-low-humidity control

Product Overview

The Atomfair DC-Series AF-DC1435D-6 is a 1435L-6 dry cabinet configured for 1%-3% RH relative humidity control, with a standard white cabinet body, outer dimensions of 1200 x 700 x 1860 mm, inner dimensions of 1155 x 650 x 1680 mm, and 5 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-DC1435D-6 Standard white powder-coated steel body 1435L-6 Extreme-Low-Humidity 1%-3% RH 1200 x 700 x 1860 mm 1155 x 650 x 1680 mm 5
2. Technical Specifications
Parameter Details
Cabinet Body Standard white powder-coated steel 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
  • 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 with reinforced outer protection and installed on a level surface with proper door sealing and stable power. After installation, the cabinet door should remain closed during normal use to maintain the 1-3% RH environment and minimize moisture ingress.

  • Transport constraint: The cabinet must be kept upright during transport and moved with suitable lifting equipment to prevent structural damage.
  • Installation constraint: Confirm level placement, door sealing, and shelf loading capacity before storing sensitive materials.
  • Power constraint: Ensure stable power connection to avoid interruption of the electronic dehumidification system.
  • Operation constraint: Minimize extended ambient exposure of sensitive materials by keeping the cabinet door closed during normal use.
  • Process validation constraint: For extreme-low-humidity applications, validate the storage process before formal production use and consider nitrogen purge or alarm options when process risk is high.

Follow these steps to safely install the cabinet and prepare it for storing moisture-sensitive materials. Proper handling and setup ensure consistent humidity control within the 1-3% RH range.

Required Equipment: Lifting equipment suitable for cabinet weight, Leveling tool (e.g., spirit level)

  1. Transport the cabinet
    Transport the cabinet upright with reinforced outer protection and use suitable lifting equipment according to its volume.
  2. Position and level the cabinet
    Position the cabinet on a level floor and adjust the leveling feet to ensure stability and proper door sealing.
  3. Connect power supply
    Connect the cabinet to a stable power source and verify that the digital display turns on and shows current humidity and temperature.
  4. Set humidity set point
    Set the desired humidity set point within the 1-3% RH range using the microcomputer control, noting that the set point is retained after power interruption.
  5. Allow cabinet to stabilize
    Allow the cabinet to run until the internal humidity reaches the target range, which may take several hours depending on ambient conditions.
  6. Load materials onto shelves
    Load moisture-sensitive materials onto the adjustable shelves, ensuring they do not block air circulation or the door seal.
  7. Maintain closed-door operation
    Keep the cabinet door closed during normal use and minimize the frequency and duration of door openings to maintain stable low humidity.

What is the difference between the extreme-low-humidity (1%-3% RH) and ultra-low-humidity (1%-10% RH) grades of the Atomfair DC1435D-6 dry cabinet, and which one should I choose for my application?

The DC1435D-6 is available in four selectable humidity grades: mid (20%-60% RH), low (10%-20% RH), ultra-low (1%-10% RH), and extreme-low (1%-3% RH). The extreme-low grade provides the strictest dry-storage conditions for highly moisture-sensitive components, while the ultra-low grade is less stringent. According to the source, the humidity grades are split into individual models to allow the cabinet to match the actual sensitivity of stored materials, so the choice depends on the criticality of moisture control for your specific components.

Can the Atomfair DC1435D-6 be equipped with a nitrogen purge system, and what are the integration requirements?

Yes, the cabinet supports an optional nitrogen purge system, which includes a fast-purge gas valve configuration for accelerated dehumidification and inert-atmosphere management. The source lists this as an optional accessory, indicating compatibility. However, specific connection fittings, gas pressure, or flow rate requirements are not provided in the source, so consultation with the engineering team is recommended for tailored configurations.

What are the critical handling and installation requirements for the 1435L-6 dry cabinet to ensure it operates at 1%-3% RH?

The cabinet must be transported upright with reinforced outer protection and moved with suitable lifting or handling equipment due to its volume. After installation, the source specifies confirming level placement, door sealing, shelf loading, and stable power before storing sensitive materials. The door should be kept closed during normal use, and for extreme-low humidity applications, validation of the storage process before formal production use is recommended, along with considering nitrogen purge or alarm options when process risk is high.

The Atomfair AF-DC1435D-6 is a 1435L extreme-low-humidity dry cabinet maintaining 1%-3% RH via automatic electronic dehumidification with a Honeywell sensor (±3% RH accuracy, 0.3% annual drift), suitable for semiconductor, optoelectronic, and precision optical storage where strict moisture control is required.

Positive

  • Extreme-low-humidity range 1%-3% RH: Achieves the lowest humidity grade in the DC-Series, critical for preventing moisture absorption, oxidation, and solderability loss in highly sensitive electronic and optical components.
  • No disposable desiccant consumables: Automatic electronic dehumidification eliminates ongoing desiccant replacement costs and maintenance, supporting continuous operation with minimal intervention.

Trade-offs

  • Large footprint requires dedicated space: Outer dimensions of 1200 x 700 x 1860 mm and 1435L volume demand adequate floor space and upright transport with reinforced protection, limiting placement flexibility in crowded labs.
  • Extended ambient exposure degrades performance: Frequent door opening or prolonged exposure of stored materials to ambient air can compromise the 1%-3% RH set point, requiring minimized door-open time and consideration of nitrogen purge or alarm options for high-risk processes.

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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