On most orders over $199
Upto 60 days to return products*
M-F 9 A.M. - 6 P.M. CST
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NH3 Monitor 0-100ppm NEMA 1
Coming Soon
All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
For more infomation about Returns visit Returns
For more informatrion about Warranty visit Warranty page.
You can also find answers to some common questions on our FAQ page
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We're upgrading Controls Central to improve your experience! In addition to accessing the best pricing, here's what you can expect: Expanded Content: Access more resources to help you select the right products. New Products & Data: We add product images and information daily, making it easier to find what you need quickly. Easier Returns: Enjoy more time for returns with no restocking fees on returns up to 90 days. And as Always Exceptional Service: You can count on our friendly customer service and tech support. Plus, benefit from fast shipping and an easy credit process. Our prices are so competitive they're too good to display publicly. Log in to see the savings! Experience these new benefits and discover why we're recognized as one of the leading HVACR MRO parts resellers! From all of us at Controls Central, Thank you for your business! Login and Start Saving!