On Line Controls, Inc. thanks you for your interest in our products.

If you have any questions, need technical support, or would like a quote, please don’t hesitate to contact us.

You may reach us by phone, email, fax, or by filling out the form.

To place an order please send your Company information and Purchase Order by email or fax to You can call and place a credit card order by phone.

On Line Controls, Inc.

9A Kane Industrial Dr.
Hudson, MA 01749-2905 USA

Phone: 978-562-5353
Fax: 978-562-8986

Office Hours:
Monday – Friday 9:00am – 5:00pm ET

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