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How do I place an order?
There are several ways to place an order: Online at, by fax at 847-327-2700, by email at, or by calling us at 800-358-5525.

What are my payment options?
Terms of payment are Net 30 days with established credit. We welcome new accounts with an approved credit application. Download and complete this Credit Application (.pdf), fax it back to our Credit Department at 847-247-2986 when you place your initial order. (International customers, please contact your local dealer).

We accept Visa®, MasterCard®, American Express®, and Discover® credit cards; procurement cards; checks; or money orders. Credit card charges are submitted at time of shipment.
If you are paying by credit card, you may do so by entering that information through our secure web site or you may call 1-800-358-5525. It is not our company policy to accept credit card numbers via email or fax.

Do you have a minimum order?
We appreciate all orders, so Davis Instruments has no minimum order requirement. Occasionally, a supplier may require a minimum and you will be advised of this at the time of your order.

Do you charge sales tax?
We will charge the tax that is required by your state and local municipality. If you are tax exempt, we must have a valid tax exemption certificate on file. Please fax your certificate to (412) 249-1005 or e-mail it to

Can I pickup my order?
For Will Call orders, call us 2 to 4 hours prior to desired pickup. Our Will Call is open 8:00 am - 4:30 pm for customer pickup. See Directions to our building.

If I place an order today, when will it ship out?
If the item(s) is in stock and the order is placed before 1:30 pm Central Time, the order will ship out that same day. Orders placed after 1:30 pm will ship out the next day. If the item is out of stock, an expected ship date will be given.

What are your shipping terms?
If a shipping method is not specified, we will determine the most expedient and efficient means of shipment. Appropriate charges (such as freight and insurance), provided by the various carriers used by Davis Instruments, will be added to your invoice. These charges are determined (at time of shipment) by product plus packaging weight, overall package dimensions, as well as any other special shipping requirements, such as HAZMAT materials. Your final shipping costs may differ. Davis Instruments will not be liable for any claim, loss, or damage caused in whole or in part due to delay in or failure to make delivery when such delay or failure is directly or indirectly caused by act of God; strike or other labor difficulty; transportation problems; inability or delay in obtaining necessary labor, material or products from usual sources; material shortages; accident; act of any civil or military authority; act of war; or act of purchaser; or by the occurrence of any other contingency beyond Davis Instruments' reasonable control. In such event, the date of delivery or time for completion shall be postponed by such length of time as may be reasonably necessary to compensate for the delay.

How do I return a product?
Davis Instruments places the highest priority on customer satisfaction and believes that our products are of the highest quality on the market. If you are not happy with your purchase for any reason, please let us know how we can make it right. We'll do whatever it takes to fix the problem. All we ask is that you request a Return Authorization by phone (800-358-5525) or email ( Please note that there may be some restrictions on certain products such as custom or special order items, expired, refrigerated, radioactive or DEA regulated materials, open liquids, chemicals or reagents.

What happens if a product I order is damaged in shipment?
If you receive a damaged product, please contact our Returns Specialists at 800-358-5525.

Do you have a re-stocking or return fee?
Product returned more than 30 days after shipping are subject to a restocking fee. Some larger items, chemicals and hazmat items may be subject to restocking fees.

What are your terms and conditions?
Please click on Terms & Conditions. Also found in our Business Profile under About Us on our website.

How do I set up an account?
An account number is assigned to you at the time you set up your first order.

How do I get my password if I've forgotten it?
On our website under myCP Account, click on "forgot my pass" in the log in area. You will be prompted to enter your email address and answer a security question. Your password will be emailed to you. If you have any problems or concerns, click on the webmaster email address provided.

How do I manage my account/change default settings?
Once you register online you can manage your online account profile, default settings for addresses, language selection, communication preferences, shopping lists etc. in My Account. You must be logged in to access most settings.

How do I look up past orders?
If you are registered, you can look up past orders by entering your order reference number and either your billing zip/postal code, PO number, or account number. If your are registered you can see all past orders. Go to My Transactions.

Can I order products not listed in your catalogs or online?
Yes! We have access to most of our suppliers complete product lines. Our Applications Specialists are happy to help you source the product you need.

Can I speak to a Spanish speaking representative?
Yes. We have Customer Service Representatives that will be happy to speak to you in Spanish.

I order the same items frequently, can I get them shipped automatically on a regular basis?
You can place a blanket order for up to a year with us, specifying the amounts and dates you want shipped.

Why do I get a reference number?
The reference number is an internal number that we assign to your order. It assists us in locating your order if you need to discuss it with us. When contacting us, you can refer to either the reference number or your purchase order number.

How do I get a discount?
Many of our items will automatically be discounted based on quantity. Whenever possible, we will try to give you a discount.

How long do you guarantee your prices?
If you receive a written quote from us, the pricing will be honored for 60 days unless otherwise agreed upon.

What is U.S. Export Compliance?
As a supplier of "Dual Use" scientific products—those having both civilian and military applications—Davis Instruments has a responsibility to the safety of the people and nations of the world and must comply with United States export laws. In fulfilling our lawful duties, we may require additional information in the processing of your order. This additional level of diligence will protect our instruments from being used improperly. The additional details you may be required to provide include:

Who will be using the instrument?
How will the instrument be used?
What country is the final destination of the instrument?

We understand these extra questions can pose a burden, but being a leading global provider of scientific instruments requires our constant diligence.

Do you provide NAFTA Certificates?
NAFTA certificates are provided for orders that have a final destination outside the United States.

How can I see what products you offer?
You can view our products on our website as well as in our catalog. If you don't see what you need, we will see if we can special order it for you.

How do I contact Davis Instruments?
There are several ways to contact us: Through Live Chat Online at, by fax at 847-327-2700, by email at, or by calling us at 800-358-5525.

How do I get a Davis Instruments Catalog?
You can request a free catalog by calling us at 800-358-5525 or order it on our website under Products & Services.

How long will it take to get my catalog?
Catalogs are shipped out regular mail and should deliver within one to two weeks.

Can I get technical assistance even if I have never placed an order?
Yes! Our application and techincal support is free! Please contact one of our Applications Specialists to help with troubleshooting, product recommendations, application assistance and customer ordering.

Do you service/maintain the products you sell?
Yes! Please contact our returns group to setup a Return Authorization for your product.

How do I order a custom product from Davis Instruments?
Please contact on of our Applications Specialits. Our highly trained team will help you source the custom product you need.

How can I contact Davis Instruments' Technical Support Staff?
There are several ways to contact our technical staff: By phone at 800-358-5525 from 8:00 AM to 5:00 PM Central time, by email at or via live chat on our website

What information can I get when I contact you Applications Specialists?
Our Applications Specialists can assist you with product selection and recommendation, troubleshooting and technical assistance, manuals and documentation, custom and unique product sourcing, complete application solutions and much more!

Do you have distributors or representatives who can visit my location?
Our customer service representatives located at our headquarters in Vernon Hills, IL are trained to take care of all of your requests. Your orders will also ship out from our warehouse in Vernon Hills, IL.

Is the Davis Instruments online order form secure?
At Davis Instruments, we understand your concerns about online security and privacy. All orders on our site are encrypted using Secure Socket Layer (SSL) technology. SSL is a complex form of cryptography that makes it virtually impossible for a third party to decrypt any useful information you provide. You can use our site knowing that your personal and credit card information is protected when transmitted online. Davis Instruments uses GoDaddy website security services, allowing you to place Internet orders with confidence, knowing that your credit card information will be secure.

What forms of payment do you accept?
We accept Visa®, MasterCard®, American Express®, and Discover® credit cards; procurement cards; personal checks; and money orders. No surcharge is applied to credit card orders. Credit card charges are submitted at time of shipment.

Can I order even if I don't want to setup an account?
By placing an order, an account will be automatically set up for you. However, this does not mean your order must be placed "on account." You can order online as a guest anytime and we accept credit cards.

Why do you send out so many catalogs a year?
Many of our specialogs are targeted to a specific segment of customers. With a broad product selection, we offer many different specialogs. Also, new catalogs allow us to include new products—so customers always have access to the latest technologies.

See our full Terms and Conditions.

Customer Service

Hours: 7am to 5pm CST Call: 800-358-5525
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