Service FAQ

How do I order your products?

Ordering a product is straightforward. Visit our website to place an online order if paying via credit card. For assistance with purchase orders or inquiries, please connect with us at

How do I know if I am ordering the correct product?

Our product descriptions offer product specifications, videos, and other relevant information to help you decide which product is best suited to meet your needs.

If you have a challenge that cannot solved through our existing products and want to discuss options for a customized solution, you can reach out to our Business Development team at, and they will offer consult and may be able to propose a collaboration to find a viable solution.

What should I do if I experience a malfunction?

If you encounter any issues with your product or parts, refer to our troubleshooting guides or contact us directly. We'll assist in replacing any faulty items due to manufacturing defects.

Does Drummond Scientific offer a warranty on all it's laboratory products?

We do offer a warranty on all Drummond Scientific products.  Our Pipet-Aid controllers are exclusively warranted by Drummond Scientific for one year from date of purchase. To activate a product warranty, please complete the warranty form found here.

As a registered user you will receive an extended warranty and information on product updates and product releases. The extended warranty includes an additional six months for a full 18-month warranty.

How can I make a return or order a replacement?

To return a product, please contact our customer service team by calling 800-523-7480 or email us at

You may order a replacement product or parts directly from the product listing on our site. If you cannot find what you need or require assistance, please contact our service team.

How can I connect with customer service?

Our customer care team is available by email or phone during our regular hours of operation. You can connect with them by phone at 1-800-523-7480 or by email at

If you are contacting us after business hours, we will connect with you the next business day.

What should I do if I have issues with my device purchased from Harbor Freight?

Drummond Scientific is not the manufacturer of any device sold by Harbor Freight. We will be unable to assist with any issues with these products.

Please contact your local Harbor Freight store for further assistance.

General FAQ

Is there a difference between a microinjector and microdispenser?

Microinjectors and microdispensers vary in function and price. To determine which is best for your needs, review how the product will be used and the budget allocation for the equipment.

If you aren’t sure which will be the best option, please reach out to our customer service team at and we will be happy to answer your questions and assist you in making the right choice.

Will Drummond Scientific replace damaged devices & products?

Products and devices manufactured by Drummond Scientific are backed by a 12-month warranty that is valid from the date of purchase. Extended warranties available for registered customers.

We review any product issues and honor our warranties for all Drummond Scientific products. 

How long does Drummond Scientific equipment last?

Drummond Scientific laboratory equipment and products are made in the U.S.A. and are known and trusted for their quality and performance. Drummond Scientific products are made to perform and last when they are used as instructed. 

What should I do if my question isn't listed here?

If you have other questions that are not listed here, please reach out to our customer service team at and we will gladly assist you the best we can.