ESCO Ascent™ Opti Ductless Fume Hood

  

Product Introduction

The ESCO Ascent™ Opti Ductless Fume Hood (SPD) offers excellent containment and ergonomic features at a great value. This compact, simplified hood comes complete with internal LED lighting, a durable worktop, and a microprocessor control system. Its double-hinged sash with 13° sloping arm ports minimizes glare, provides easy access without chemical fume exposure, and allows a higher sash opening for effortless loading. Designed for safety and comfort, the Opti SPD delivers substantial long-term savings through its low energy consumption.

Features

• Double-hinged sash mechanism with arm ports

  13° sloping sash to minimize glare and reflections
• Easy access to work zone without risking chemical fume exposure
• Higher sash opening for effortless cabinet loading
• Baffles improve airflow and prevent fume accumulation in the work area

• Filtration System

  Main filters: Nanocarb™ activated carbon, available in eight types
• Efficient perimeter clamping ensures no leakage and allows easy filter changes

• Ergonomic Features

  Sample port for manual filter-saturation checks using color tubes
• Filter ID window to quickly identify installed carbon filter

• Isocide™ Antimicrobial Powder Coating

• Eliminates 99.9% of surface bacteria within 24 hours

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• Common Applications
• Chemical synthesis and analysis in research and teaching laboratories
• Pharmaceutical compounding and quality-control processes
• General fume containment where ducting is not feasible
• Environmental monitoring and sample preparation

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• Specifications

General Specifications — Ascent™ Opti Ductless Fume Hood

• Electrical supply: 220–240 VAC, 50 Hz.
• Models / Item numbers: SPD‑3A1 (2040099); SPD‑3B1 (2040102); SPD‑4A1 (2040105); SPD‑4B1 (2040108).
• Nominal size: 0.9 m (3') — 3A1 / 3B1 models; 1.2 m (4') — 4A1 / 4B1 models.

External Dimensions

• 3A1 / 3B1: 840 × 700 × 1125 mm.
• 4A1 / 4B1: 1140 × 700 × 1125 mm.

Internal Work Area (W × D × H)

• 3A1 / 3B1: 820 × 651 × 855 mm.
• 4A1 / 4B1: 1116 × 651 × 855 mm.

Standard Filtration Elements

• Pre‑filter: Disposable, non‑washable polyester fiber; 85% arrestance; EU3 rated.
• Main filter: Activated carbon with granular media bed (8 filter types available, codes A–H).
• Total carbon filter weight: 15.4 kg (3A1 / 3B1 models); 2 × 9.1 kg (each) for 4A1 / 4B1 models.

Control System & Alarms

• Controller: Esco Sentinel™ Silver microprocessor controller.
• Airflow alarm: Present (monitors inflow; alarm functions provided).

Performance

• Inflow air velocity (initial set point): 0.5 m/s (100 fpm).
• Sound emission: < 58 dBA at initial blower speed, measured at typical operator work position.
• LED light intensity: > 350 lux (> 28 foot‑candles) at work surface level.

Construction & Materials

• Main body: 1.2 mm (18 gauge) electro‑galvanized steel with white oven‑baked epoxy‑polyester Isocide™ antimicrobial powder coating.
• Back walls: A‑models — 1.2 mm (18 gauge) electro‑galvanized steel with Isocide™ finish; B‑models — 6 mm (0.2") acrylic.
• Side walls: 9.5 mm (0.37") acrylic.
• Work top: 1.5 mm (16 gauge) stainless steel type 304, 4B finish.
• Sloped front: 13°.
• Sash type: Hinged.
• Front window: 6 mm acrylic.

Electrical / Power Ratings

• SPD‑3A1 / SPD‑3B1: Full load amps (FLA) 0.5 A; nominal power 60 W; BTU/hr 205.
• SPD‑4A1 / SPD‑4B1: Full load amps (FLA) 0.6 A; nominal power 88 W; BTU/hr 300.
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Accessories

Main Carbon Filters – 3 ft Models

Main Carbon Filters – 4 ft Models

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