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Horizontal Laminar Air Flow

Precision-Controlled Environmental Testing for Reliable Stability Studies

Vertical Laminar Air Flow Use
Kesar Control Systems

Horizontal Laminar Air Flow

Introduction

Kesar Control Systems manufactures high-quality Horizontal Laminar Air Flow (HLAF) units designed to provide a sterile and particle-free working environment for critical laboratory and pharmaceutical applications. The system supplies HEPA-filtered air horizontally across the work area, maintaining ISO Class 5 clean air conditions and protecting sensitive products from airborne contamination.

Construction & Design

  • Cabinet fabricated from Stainless Steel SS-304 / SS-316.
  • Mirror-finished stainless steel working surface.
  • Smooth internal corners to prevent particle accumulation.
  • Corrosion-resistant and easy-to-sanitize structure.
  • Transparent acrylic or glass side panels for visibility.
  • Designed according to GMP and cleanroom standards.

Filtration System

Primary Filtration:

Non-woven Pre-Filter (EU-04 / G4)

Efficiency: 95% down to 5 μm

Secondary Filtration:

Mini-Pleat HEPA Filter – H14 Grade

Efficiency: 99.997% for particles ≥0.3 μm

Control & Instrumentation

Feather-touch LED controller panel

Magnehelic differential pressure gauge

Digital hour meter

Blower ON/OFF control

UV lamp timer control

LED lighting control

Optional filter blockage alarm

Lighting System

Fluorescent / LED light with minimum 300–1000 lux illumination.

UV Germicidal Lamp for sterilization during idle periods.

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Features

  • ISO Class 5 Cleanliness according to ISO 14644-1.
  • Horizontal unidirectional laminar airflow.
  • Mini - Pleat HEPA Filter H14 (99.99% efficiency at 0.3 µm).
  • Pre - Filter EU4 efficiency 95% at 5 µm.
  • Touch LED controller for blower, lighting and pressure display.
  • Magnehelic differential pressure gauge.
  • UV Germicidal lamp for sterilization.
  • LED / Fluorescent illumination for clear working visibility.
  • Low noise operation ≤ 65 dB.
  • GMP compliant design for pharmaceutical environments.

Applications

  • Pharmaceutical manufacturing.
  • Microbiology and biotechnology laboratories.
  • Sterile drug compounding.
  • Tissue culture and microbiological testing.
  • Electronics and semiconductor assembly.
  • Food and beverage quality control.

Technical Specification

Air Cleanliness ISO Class 5
Airflow Direction Horizontal
Air Velocity 0.45 ± 0.05 m/s
HEPA Filter Efficiency 99.997% at 0.3 μm
Pre-Filter Efficiency 95% at 5 μm
Noise Level ≤ 65 dB
Lighting Intensity ≥ 300 Lux
Power Supply Single Phase 220–230 V, 50 Hz
Material of Construction SS-304 / SS-316

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