Erlab Captair 481 Smart Ductless Self-Cleaning Fume Hood
| Brand | Erlab |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | Captair 481 Smart |
| Price Range | USD 7,000–14,000 (FOB) |
| Construction | Fully Steel Enclosure |
| Type | Ductless (Recirculating) Fume Hood |
| Air Intake | Make-up Air (Front-Intake) Configuration |
| Application Domain | Chemical Handling & Volatile Organic Compound (VOC) Work |
| Exhaust Position | Top-Mounted Recirculation Unit |
| Ducting | None Required |
| Dimensions (W×D×H) | 1284 mm × 515 mm × 1107–1289 mm |
| Average Face Velocity | 0.4–0.6 m/s |
| Recirculated Airflow | 220 m³/h |
| Lighting | Integrated LED Tube (≥300 lux at work surface) |
| Rated Power | 65 W |
| Net Weight | 41.4 kg |
| User Capacity | 1–2 Operators |
Overview
The Erlab Captair 481 Smart is a fully steel, ductless recirculating fume hood engineered for high-efficiency containment and real-time safety assurance in chemical laboratories. Unlike conventional ducted hoods that rely on building exhaust infrastructure, the Captair 481 Smart employs a dual-stage filtration system—comprising pre-filters and Erlab’s proprietary high-capacity activated carbon + molecular sieve media—to capture and retain volatile organic compounds (VOCs), acids, bases, aldehydes, and other airborne laboratory contaminants at the source. Its aerodynamic chamber design ensures laminar face airflow within the ASHRAE 110-recommended range (0.4–0.6 m/s), validated under ISO 10632:2021 test protocols for containment performance. The unit operates as a closed-loop air management system: ambient air is drawn across the work surface, filtered to ≥99.995% efficiency for targeted chemical families, and returned to the lab environment—eliminating external ductwork, structural penetrations, and associated energy losses from conditioned air exhaustion.
Key Features
- Smart optical communication interface providing real-time status feedback—including filter saturation level, face velocity stability, and operational safety tier—via front-panel LED indicators and optional Bluetooth-enabled mobile dashboard
- Modular top-mounted filtration cartridge system with tool-free access; certified filter lifetime tracking based on cumulative VOC exposure profiles and real-time sensor calibration
- Ergonomic height-adjustable sash (1107 mm min. / 1289 mm max.) with smooth vertical glide mechanism and anti-pinch safety stop
- Integrated LED lighting delivering uniform ≥300 lux illumination across full work surface per EN 14175-3:2017 requirements
- Four-position casters with locking brakes enabling rapid reconfiguration of lab layout without structural modification or HVAC rebalancing
- Low-power consumption architecture (65 W nominal) compliant with IEC 60335-1 for Class II electrical safety in laboratory environments
Sample Compatibility & Compliance
The Captair 481 Smart is validated for use with low-to-moderate volatility chemicals including acetone, ethanol, methanol, hydrochloric acid (≤10% v/v), ammonia (≤5% v/v), and formaldehyde solutions. It is not intended for perchloric acid, hydrogen fluoride, radioactive isotopes, or nanoparticle aerosols. Regulatory conformance includes: JG/T 385–2012 (China), ANSI/ASHRAE Z9.5–2012 (USA), AFNOR NF X15-211:2016 (France, Class 1 & 2), and EN 14175-3:2017 (EU). All filtration media are tested per ASTM D5224–22 for adsorption capacity and breakthrough time, with documentation traceable to Erlab’s ISO 9001:2015-certified manufacturing facility in Jiangsu.
Software & Data Management
The Smart interface supports local data logging (72-hour buffer) of face velocity, filter differential pressure, and runtime hours. Optional cloud connectivity via Erlab Connect™ enables remote monitoring, predictive filter replacement alerts, and audit-ready export of GLP-compliant operation logs—including timestamps, operator ID (via NFC badge integration), and safety event flags. Firmware updates comply with IEC 62443-3-3 cybersecurity standards, and all data transmissions are encrypted using TLS 1.2+ protocols. No FDA 21 CFR Part 11 signature requirement applies, as the device does not perform analytical measurements—but full electronic record integrity is maintained for internal QA/QC review.
Applications
This fume hood serves routine applications in academic teaching labs, pharmaceutical QC suites, polymer synthesis stations, and environmental testing facilities where intermittent chemical handling occurs. Typical use cases include: weighing and dispensing of reference standards, solvent-based sample preparation, pH adjustment of aqueous reagents, small-scale distillation setups, and chromatography solvent transfer. Its compact footprint (1.28 m wide × 0.51 m deep) makes it suitable for benchtop integration in space-constrained environments such as cleanroom annexes or modular lab pods.
FAQ
What types of chemicals can be safely handled in the Captair 481 Smart?
It is validated for common organic solvents, dilute inorganic acids/bases, and aldehydes—provided vapor generation remains below 50 ppm-hr threshold per ASTM D5224–22 exposure modeling.
Does this unit require external ducting or HVAC integration?
No. It is a fully self-contained recirculating system requiring only standard 100–240 VAC, 50/60 Hz power supply and no wall/floor penetrations.
How often must the filters be replaced?
Filter service intervals depend on chemical type and usage intensity; typical lifespan ranges from 6–18 months, with real-time saturation monitoring eliminating guesswork.
Is the unit compliant with international safety standards for user protection?
Yes—it meets or exceeds containment performance criteria defined in ANSI Z9.5–2012, EN 14175-3:2017, and AFNOR NF X15-211:2016 for ductless fume hoods.
Can multiple units be centrally monitored?
Yes, via Erlab Connect™ platform, which supports fleet-level dashboarding, maintenance scheduling, and regulatory report generation for multi-site laboratory networks.
