Collection: Calculated Industries

Product was exactly as listed and shipping was prompt and affordable!

Ordered a battery and everything shipped quickly and well.

I’m happy my calculator works now

Underwood Distributing Co. is always a pleasure to work with. Our district has ordered from them multiple times over the last few years and they always offer the most competitive prices. Karen is amazing to work with. She responds to my requests for quotes and processes our Purchase Orders in a speedy fashion. Shipment is also super quick.

works great

Good shipping, quality of products, and price.

Purchased a replacement TI calculator battery. Item was priced well, shipping cost was reasonable and the item was shipped quickly. Would highly recommend the company

Good service and product.

These are perfect for our CoDrone EDU drones. Super secure storage and great looking.

So easy to work with! Quick shipping and great communication!

Purchased a class set of calculators at a fair price. We didn't need calculators for quarter 1 so I didn't notice for nearly 2 months but the order was a little off and they remedied it no questions asked. Fantastic company with real customer service.

Very pleased with my purchase and this company.
My order arrived in good time, and all the items were packed well.
I needed a new charging wire and plug for my graphing calculator. I didn't want to purchase from 3rd party merchants, just in case they were inferior products. So I found the originals here. So glad I did. Thank you! Would purchase from here again with mo hesitation.

As described, fast shipping.

Great site, clear pictures, and easy ordering. Arrived promptly and well packaged with email updates.

Fast shipping. Highly recommend.