• Guangzhou changhai laboratory equipment co., LTD
    We've been cooperated with each other for more than 5 years, and we trust we have much more business can be worked together in near future, all depends on your great and efficient service and the high quality of the products.
Contact Person : Esther Chen
Phone Number : +86 13533186787
WhatsApp : +8613533186787

Laboratory SUS 304 600*600*600 Cleanroom Pass Through Box

Place of Origin Guangzhou, China(Mainland)
Brand Name Changhai
Certification ISO9001/ISO14001
Model Number CH-PB09
Minimum Order Quantity Negotiable
Price Negotiation
Packaging Details Standard Export Package: Wooden Case
Delivery Time 7-20 Working Days
Payment Terms L/C, T/T, Western Union
Supply Ability 3000 Pieces Per Month

Contact me for free samples and coupons.

Whatsapp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

If you have any concern, we provide 24-hour online help.

Product Details
Product Name Laminar Flow Pass Box Power 220V/50Hz
DImension 500*500*500mm/600*600*600 Interlock Electrical/Mechanical
General Use Commercial Furniture Material SUS 304
Function Laminar Air Flow System Type Laboratory Furniture
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600*600*600 Cleanroom Pass Through Box


SUS 304 Cleanroom Pass Through Box


Commercial Air Flow Laminar Box

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Product Description

Cleanroom Accessories Pass Box Pass Through Box Air Flow Laminar Box


Pass Box Description

Changhai Laboratory Equipment Co., ltd Specializes in supplying lab furniture, lab island benches, tables, storage cabinets, lab fume hoods, exhaust hood, balance table, tool cabinet. With the developing of time, our sales & design team have been dedicated to provide our clients with innovative products with competitive prices and prompt delivery.


Pass box is the device of clean room partition wall. Its function is to convey items from clean room indoor and outdoor buffer, pervent the items delivery due to the opening of the door destroyed the cleanroom airflow and chamber pressure, reduce the times of staff walk in and out, prevent external dust entering, with two-door interlock in order to prevent cross contamination.


Basic performance requirements

1. Requirements for cleanliness in laminar flow pass box : class B

2. Internal and external double shell: with circular arc treatment around the inside to ensure seamless connection;

3. Adopt laminar flow design, air flow direction adopts the mode of upward and downward return, the bottom adopts 304 stainless steel punching design and set reinforcing bars;

4. Filter: G4 is adopted for the primary filter and H14 for the high efficiency filter

5. wind speed: After passing through the HEPA filter, the outlet wind speed is controlled at 0.38-0.57m/s (tested at 150mm below the high-efficiency outlet flow plate)

6. Pressure difference function: display filter pressure difference (high-efficiency 0-500pa/initial effect 0-250pa), precision plus or minus 5Pa

7. Control function: Fan start/stop button, equipped with built-in electronically interlock door ; Set the ultraviolet lamp and design a separate switch

8. The HEPA filter can be removed and installed separately from the upper box, which is easy to maintain and replace the filter

9. Noise: noise: <65db when pass box is in normal operation

10. High efficiency air equalizing plate: adopt 304 stainless steel orifice plate


Size and specific parameters

Model CH-PBF-500 CH-PBF-600
Working Space(mm) W500×L500×H500 W600×L600×H600
External Size(mm) W690×L565×H1080 W790×L665×H1180
Wind Speed at the Nozzle (m/s) 0.3-0.45 0.3-0.45
Blowing Leaching time(s) Manual control Manual control
Main body material Body and Inner Wall made of SUS304# Body and Inner Wall made of SUS304#
HEPA Filter Size W395×L93×H430 W495×L93×H530
Filtration Efficiency (H14)99.995%@0.3μm (H14)99.995%@0.3μm
Fan Power(w) 275w 275w
Power Supply 220V/50Hz 220V/50Hz



Why choose us?
1. Factory visit availble!
2. QC before shipping availble!
3. Professional advice to help you purchase the products you wanted
4. Professional export service team servers in the deal
5. The success of our cooperation can be guaranteed for our company is a credible and honest partner.
6. Customization service is available ,OEM business is appreciated
7. Directly manufacturing factory with competitive price and quality control,we check all material when we start to bulk product productions.
8. Changhai Lab has 8 years’ experience in lab furniture and engineering, we have our own factory , equipped with advanced machine, we can offer high quality products at reasonable factory price without the middle cost.We have been working with many colleges and universities, local governments and research institutions.

Our service
1. We promise to reply your inquiry in 24 hours
2. Testing report can be offered.
3. Certification will be sent as your request.
4. Checking shipping details
5. Any other reasonable requirement as per requested

During production, we provide :
1. Schedule of production.
2. Aging photos with 24 hours burn-in and final QA test report
3. Any other reasonable requirements as per requested
After production, we provide:
1. Courier tracing
2. Shipping documents
3. Products installation instructions
4. Customers satisfy survey.
5. Any other reasonable requirements as per requested

Q1: Are You Manufactory or Trade Company?
We are the 100% Manufactory specialized in steel furniture over 15 years with 10,000 square meters workshop area and showroom. We have an excellent and experienced team.

Q2: Can you produce according to the samples?
Yes, we can produce by your samples or technical drawings.

Q3: Can We Have Our Logo or Company Information on Your Products or Package?
Sure. Your Logo can show on the products and package.

Q4: How do you make our business long-term and good relationship?
1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.


Picture of Pass Box




Laboratory SUS 304 600*600*600 Cleanroom Pass Through Box 0


Laboratory SUS 304 600*600*600 Cleanroom Pass Through Box 1


 Laboratory SUS 304 600*600*600 Cleanroom Pass Through Box 2



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If you are interested in our products or want to learn more informations, feel free to contact me please (whatsapp: +8613533186787), I will be happy to service you!