

A clear pass box quotation checklist helps you receive comparable offers instead of prices for different equipment. One supplier may include a support stand, while another may quote only the enclosure. Similarly, two units described as stainless steel can have different chamber sizes, controls and documentation packages.
Before requesting a price for a dynamic or static pass box, prepare the following information. This article focuses on writing an enquiry and comparing scope, rather than estimating a market price.
Start Your Pass Box Quotation Checklist with the Application
1. Explain what you need to transfer
Name the materials and describe their packaging. For example, sealed sample containers create a different handling task from a large tray of components. Include the largest item’s dimensions, loaded weight and the number of items normally transferred together.
Also explain the transfer frequency and direction. A supplier cannot infer your daily workflow from the words “pharma pass box.” If your facility has an approved user requirement specification, attach it and identify any requirements that need clarification.
2. Identify the room interface
State which rooms the equipment will connect and provide the relevant room requirements. Let your quality and engineering teams define the process needs. Then ask the supplier to explain the proposed configuration and any assumptions used in the offer.
Technical Details for the Pass Box Quotation Checklist
3. Provide working dimensions and layout limits
Separate the required usable chamber size from the maximum available installation space. Include wall thickness, preferred loading height and a marked layout. Request a drawing that identifies internal dimensions, overall dimensions and the installation interface.
4. Specify materials and finish
Ask the quotation to identify the material grade for the chamber, exterior and other relevant components. If you need a particular finish or material certificate, state it clearly. Do not rely on a broad description such as “full SS” when detailed material information affects your approval.
5. Describe door controls and accessories
List the desired door arrangement, interlock, indicators and any requested lights or controls. Ask which items are standard and which are optional. In addition, request clarification of the normal operating sequence and the response to loss of power where electrical controls are used.
6. State utilities and documentation needs
Share the available electrical supply and ask the supplier to confirm the proposed model’s requirements. For a dynamic unit, request the filtration and airflow information relevant to your specification. Identify the drawings, manuals, test records and qualification support you require.
The Esco pass box questionnaire provides an example of structured enquiry fields. Use it as a reference for clear information exchange, not as a specification for a different manufacturer’s equipment.
Commercial Details for the Pass Box Quotation Checklist
7. Define installation and service scope
Ask whether installation is included, supervised or excluded. Clarify responsibility for unloading, positioning, wall work, sealing and electrical connections. Also record the warranty scope, service contact and the process for obtaining replacement parts.
8. Give the delivery location and timeline
Provide the delivery city, site-access conditions and required date. Ask when the quoted lead time starts: order placement, advance payment or drawing approval. This distinction matters when the site schedule depends on an equipment delivery.
9. Ask for a complete commercial breakdown
Request the base price, optional items, packing, freight, taxes and any site-service charges as separate lines. Confirm payment terms, quotation validity and exclusions. A lower base price is not necessarily the lower total cost for the same requirement.
How to Compare Offers Fairly
| Comparison item | What to confirm |
|---|---|
| Equipment | Same usable size and agreed configuration. |
| Materials | Grades and finishes stated explicitly. |
| Controls | Same door sequence, interlock and accessories. |
| Documents | Required drawings and records included. |
| Site work | Installation responsibilities and exclusions clear. |
| Total price | Options, freight, taxes and service charges identified. |
Record unanswered questions beside each offer. Then request a revised quotation or written clarification before treating two prices as equivalent. This approach makes the pass box quotation checklist useful throughout purchase approval, not just during the first enquiry.
Frequently Asked Questions
Can I request a price without a final drawing?
Yes, but describe the offer as preliminary and ask the supplier to list assumptions. Confirm the final technical scope before placing an order.
Should I choose only by the lowest price?
Compare the same specification, included services and documentation first. Otherwise, the difference may reflect missing scope rather than a saving.
How do I request an offer from SR Air System?
Review our clean room pass box range and send your application, dimensions, room layout and delivery location with the enquiry. Use this pass box quotation checklist to highlight mandatory requirements so the proposed configuration and price can be discussed clearly.







