KeLing Purification Technology Company Limited 


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Airproof Stainless Steel Pass Box Lab Pass Through Window

China KeLing Purification Technology Company certification
China KeLing Purification Technology Company certification
Customer Reviews
Keling had successfully supplied us following products on 25 Oct.2017 against PO NO.M170807; Their supplied Air Filters have been working satisfactorily since installation.We are satisfied with their products.


Since we do coopertae with them, they always offer good quality and keep the delivery on time to us, we do appreicated for their kind support !

—— Nasir

This is to certify that we bought U type air shower tunnel, Air Shower and HEPA filter, Secondary air filter ,perfilter for our project from KeLing Purification Technology Co. Ltd, 3C01 Tian Feng Commerce Square, Mid Building, No. 133, Baiyun AV, Baiyun Disctrict , Guangzhou , GuangDong, China against Contract No: 2014/4119005942 in October 22, 201

—— IATEC,Argentina

Product arrived faster than expected and they sent something special in addition to what I ordered. Nice people and fast service!

—— Mohammed Saad

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Airproof Stainless Steel Pass Box Lab Pass Through Window

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Large Image :  Airproof Stainless Steel Pass Box Lab Pass Through Window

Product Details:
Place of Origin: CHINA
Brand Name: KEL
Certification: CE
Model Number: KEL-PB
Payment & Shipping Terms:
Minimum Order Quantity: 1 set
Price: negotiation
Packaging Details: plywood packing
Delivery Time: 8-15 working day
Payment Terms: L/C, T/T, Western Union
Supply Ability: 300 set/ month
Detailed Product Description
Lock: Electronical Lock Material: Cold Rolled Sheet
Name: Clean Room Pass Box/ Transfer Window/ Pass Thru Box Power: 230V/50HZ
Warranty: 1 Year Original: China
High Light:

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Stainless Steel Lab Clean Room Static Pass Box With Electrical Interlock



Product Information


Static pass box is a kind of assistant equipment for clean room. It is mainly used to pass the small articles between clean room and unclean room or two clean rooms. Because of interlocking system, it can reduce the cross pollution.





It has the function of air valve to prevent high pressure to leak in the clean room.





1.Adopts polish stainless steel inside, which is flat, neat and wearable. The surface material of pass box is cold rolled steel or stainless steel.

2.Doors in two sides with mechanical or electronic interlock device enable two doors can't be in the open state at the same time.

3.Pass box with special sealing strips to guarantee the airproof





Body material (external) ①: 1.2mm cold rolled steel plate (Electrostatic paint)②: 304/316# stainless steel (mirror/sanding)
Working material(Internal) 304/316# stainless steel
Door 5mm tempered glass
Interlocking function Mechanical interlocking/Electronic interlocking
Optional accessories 1. Intercom device2. Ultraviolet germicidal lamp3. Roller device
Model Outside size (W*D*H)mm Working size(W*D*H)mm
HA-PB-04 400*400*400 265*310*335
HA-PB-05 500*500*500 365*410*435
HA-PB-06 600*600*600 465*510*535
HA-PB-07 700*700*700 565*610*635
HA-PB-08 800*800*800 665*710*735
HA-PB-04-1 530*450*460 400*400*400
HA-PB-05-1 630*550*560 500*500*500
HA-PB-06-1 730*650x660 600*600*600
HA-PB-07-1 830*750x760 700*700*700
HA-PB-08-1 930*850*860 800*800*800
Size can be customized



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Contact Details
KeLing Purification Technology Company

Contact Person: Carol Li

Tel: +8613980227182

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