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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: KLC China
  • Model Number: pass box
  • After-sales Service Provided: Engineers available to service machinery overseas
  • Product name: Pass through box
  • External size: 800x600x690
  • Internal size: 600x600x600
  • Lock: Electronic interlock
  • Power supply: 220V/50Hz
  • UV lamp: Customized design
  • Application: Cleanroom
  • Function: pass products
  • Outside material: cold rolled steel with powder coated or stainless steel
  • Inside material: stainless steel

Packaging & Delivery

Packaging Details Plywood and pallet
Delivery Time Within 7 working days after down payment
Product Description

Pass box

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.

Quality selection

It's adopted the polish stainless steel inside, which is flat, neat and wearable. The surface material of pass box is cold rolled steel or stainless steel.

Double door interlock

Mechanical, electronic or electromagnetic interlock system for two doors makes them can not open at the same time. It avoid the cross-infection between clean zone and unclean zone.

Good sealing

Pass box with special sealing strips to guarantee the air-proofing.


Widely used in clean room environment, such as, micro-electronics, laboratory, national defense, precise instrument, pharmaceutical, biopharming, opto-electronics, aseptic packaging. etc.

Product Function

1. As a air Valve to prevent high pressure to leak in the clean room

2. Reduce the time when operating personnel walk to prevent bring dust in and keep the stability of the clean room.


Customized design is available.

Products show
Other models: dynamic pass box, with motor & HEPA filters inside.

Other models: dynamic pass box, with motor & HEPA filters inside.
Packing & Delivery

Packing: inside with EPE, outside in plywood.

Delivery: within 10 working days after receive the advance payment.

Our Company

KLC was established in 1994. The company is committed to research and develop the production to purify air, we are inputting a large amount to fund and technology to ensure that customers can enjoy the latest technology high-quality products and the most professional quality of additonal servce. KLC is the first enterprises to pass the ISO9001 & ISO14001 in this purifying field. We won the top-ranking clean workshop and production line and advanced equipment for air filter. The products and production processes were obtained dozens of national patents.

KLC has a domestic state of HEPA filter DOS smoke plumes leak detector. Automatic folding glass fiber machine; Double componet glue filling machine and endless foam sealing machine. We can produce standard EN 1822 HEPA filter and EN799 pre-filter and medium filter. We try our best to provide our customer advanced, high quality , reasonable and economical products and the best technical service.

Exhibition Photos
Q: Are you trading company or manufacturer ?

A: We are factory for more than 20 years.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: What is your terms of payment ?

A: Payment<=3000USD, 100% in advance. Payment>=3000USD, 50% T/T in advance , balance before shippment.

Q: Does it have any warranty for the pass box?

A: Yes, it has 1 year warranty.

Q:Does your company offer OEM ?

Yes, we can produce with customed requirement.

Transaction History of the Supplier

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Transaction Overview


Transaction Details

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China (Mainland)
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4 Transactions 80,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $75,000
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