Pass Box MFG

Dynamic & Static Pass Box

Dynamic & Static Pass Box Manufacturer for Pharma & Lab Cleanrooms

SR Air System is a leading cleanroom pass box manufacturer specializing in high-quality Dynamic Pass Box and Static Pass Box solutions. Based in Ahmedabad, Gujarat, India, we engineer robust, reliable, and compliant pass-through boxes essential for maintaining contamination control in sensitive environments like pharmaceutical units, laboratories, hospitals, and research facilities.

Minimize the risk of airborne particulates and cross-contamination during material transfer with our range of stainless steel (SS 304/316) pass boxes, built to meet stringent international cleanroom standards.

Static Pass Box Series: Secure Passive Transfer Solutions

The Static Pass Box is the ideal solution for transferring materials between two cleanrooms of the same cleanliness class. It prevents the direct flow of air between rooms through a secure, interlocked door system.

Double Door Static Pass Box

Equipped with a reliable Mechanical Interlocking system to maintain room pressure during transfers

Industrial Static Pass Box

A robust, heavy-duty unit capable of handling material loads up to 100kg.

SS Static Pass Box (Standard)

Features a seamless interior finish with coved corners to prevent dust accumulation.

Stainless Steel Static Hatch Box

A compact, space-saving design ideal for small-scale sampling and glassware transfer.

Pharmaceutical Static Pass Box

Engineered with high-quality silicon gaskets and UV-C lamps for airtight, sterile performance in certified plants.

Dynamic Pass Box Series: High-Sterility Material Transfer

The Dynamic Pass Box functions like a mini-laminar flow unit. It is used for transferring materials between areas of different cleanliness classes (e.g., from a non-sterile area to an ISO Class 5 zone).

Industrial Dynamic Pass Box

Engineered for high-volume manufacturing with reinforced SS 304 construction and high-capacity blowers.

SS Dynamic Pass Box (Standard)

The standard for R&D labs, featuring a fully polished body and coved internal corners for superior hygiene.

Double Door Dynamic Pass Box

Features an advanced Electromagnetic Interlocking system to ensure strict airlock protocols.

FLP (Flameproof) Dynamic Pass Box

Specifically designed for hazardous or volatile environments, equipped with explosion-proof motors and electricals.

Pharmaceutical Dynamic Pass Box

Fully WHO-GMP compliant, featuring Magnehelic pressure gauges and UV-C germicidal sterilization timers.

Static & Dynamic Passbox Technical Specification

Feature Dynamic Pass Box Static Pass Box
Airflow Pattern Vertical / Horizontal Laminar Flow Passive (No Airflow)
Filtration HEPA H14 (99.999% @ 0.3μ) Optional Pre-Filter
Material (MOC) SS 304 / SS 316 (Jindal Grade) SS 304 / SS 316 (Jindal Grade)
Interlocking Electromagnetic / PLC Controlled Mechanical / Electromagnetic
Sterilization UV-C Germicidal Lamp (254nm) UV-C Germicidal Lamp (254nm)
Monitoring Magnehelic Pressure Gauge LED Status Indicators
Power Supply 230V AC, 1 Phase, 50Hz 230V AC, 1 Phase, 50Hz

Key Benefits of SR Air System Pass Boxes

  • 304-SS Jindal Quality: We use only high-grade, corrosion-resistant stainless steel for long-term industrial durability.
  • Airtight Construction: Precision-engineered doors with food-grade silicon gaskets ensure zero leakage.
  • Custom Dimensions: As an Ahmedabad-based manufacturer, we offer customized sizing to fit your specific wall thickness and cleanroom layout.
  • Safety Interlocks: Our interlocking mechanisms are rigorously tested to ensure only one door opens at a time, preserving your cleanroom’s ISO class.

Get the Best Price on Dynamic and Static Pass Boxes

Contact us today for a manufacturer-direct price quote on custom sizes and specifications, including SS 316 upgrades.

Stainless Steel Static Hatch Box

Submit requirements for cleanroom equipment.