Terms and Conditions


Limited Warranty
Most parts are warranted by HGSI or our manufacturers. Temperature sensors usually from 30 days from date of purchase, electronics usually for 90 days from the date of purchase, unless specified otherwise. All products are warrantied against manufacturers' defects and workmanship only. All products are not warranted for wear or breakage under any circumstance.

What Voids the Warranty?
After inspection, any part which, in our opinion, shows evidence of being used or installed contrary to manufacturer's instructions, and/or subjected to improper handling, packaging, or shipping by the customer will not be eligible for exchange, refund, or warranty consideration. We reserve the right to charge a restocking fee or refuse any exceptions.
What’s not covered: (1) normal wear and tear (2) accident, disaster or event of force majeure (3) abuse, neglect, misuse, fault or negligence of or by Buyer (4) use of the Products in a manner for which they were not designed (5) causes external to the Products such as, but not limited to, power failure or electrical power surges (6) improper storage and handling of the Products (7) use of the Products in combination with equipment or software not supplied by Seller (8) ordinary maintenance (9) alterations, repairs or installations that have not been performed by Seller or its authorized representative (10) failure to maintain Products in accordance with Seller’s written instructions.

How warranty service is obtained:
Warranty service may be obtained by contacting HGSI. Please provide unit type or part number, serial number(s) and or date code(s) along with the description of the problem(s) being experienced. In the event that the unit(s) or product(s) must be returned for evaluation and/or repair or replacement. HGSI will provide an Return Material Authorization (RMA) number along with return address and instructions on how to return. In the event that the unit(s) or product(s) are returned and are determined to have no defect, or if any misuse, misapplication, abuse, accident, non-HGSI alteration, modification, upgrade or improper return shipping, packaging or shipping damage have taken place, HGSI reserves the right to apply an Evaluation Charge per unit which will be billed to the customer.

Repair or replacement is your only warranty
Your only remedy under this warranty is repair or replacement of unit(s) or product(s) as described above. HGSI will not be liable for any incidental or consequential damages resulting from use or inability to use unit(s) or product(s) supplied. HGSI expressly disclaims any implied warranty of fitness for a particular purpose, and no other warranty is specified or implied. If you have any questions regarding warranty issues please contact our sales department at 248-636-1515 or complete the Contact Webform and we will be happy to assist you.


Cancellations (pre-shipment)
Orders may be cancelled or rescheduled by written notice to HGSI, if such notice is provided in advance of product delivery date. The determined unit price for cancellations will be based on the amount of work in process, raw materials used, tooling expenditures, engineering costs, and other cancellation charges incurred by HGSI,  plus handling and overhead costs. All cancellation charges will be determined at time of cancellation.

Cancellations (post-shipment)
Orders placed by Buyer with HGSI may not be canceled after shipment except upon HGSI’s written consent, and subject to Buyer’s acceptance of HGSI’s cancellation and/or restocking charges that shall protect HGSI against costs and expenses associated with such cancellation. HGSI reserves the right to cancel any sale hereunder without liability to Buyer (except for refund of monies already paid) if the manufacture or sale of the subject Products is or becomes technically or economically impractical or if the manufacturer ceases to manufacture the Product for any other reason. No Product may be returned except under warranty and with the prior written approval of HGSI as evidenced by a Return Materials Authorization (RMA).


All orders ship from Bloomfield Hills, Michigan, USA unless specified otherwise.

Shipping Dates
All shipping dates are approximate only, HGSI will not be liable for any loss or damage resulting from any delay in delivery or failure to deliver which is due to any cause beyond HGSI’s reasonable control. In the event of a delay due to any cause beyond HGSI’s reasonable control, HGSI reserves the right to terminate the order or to reschedule the shipment within a reasonable period of time, and Buyer will not be entitled to refuse delivery or otherwise be relieved of any obligations as the result of such delay. Products as to which delivery is delayed due to any cause within Buyer’s control may be placed in storage by HGSI at Buyer’s risk and expense and for Buyer’s account.

APO / FPO Shipping:
We ship to APO or FPO military addresses. All APO/FPO orders will be shipped via Standard Shipping anywhere in the U.S. without minimum purchase. Express Shipping options are currently not available for APO/FPO addresses. Please include in your APO or FPO shipping information:

Grade/Rank/Rating and full name including middle initial.
Unit and Unit number, Consolidated Mail Room Number, PSC Number, or Ship.
Enter APO or FPO as appropriate.
State: AA, AE, AP, or FP.
Country: United States.

Shipping to an address different from your billing address:
If you choose to ship to an address different from your credit card billing address, we may contact you to confirm your shipping and billing addresses to prevent possible fraudulent use of your credit card.

Undelivered Package:
If the address you provided us is undeliverable, we may contact you to verify your address for reshipment. However, you are responsible for the shipping charges, any duties, taxes and/or customs charges that are incurred on the package for both the original and the re-delivered shipment.

Sales Tax and Duty
Customer is responsible for all applicable import duty and local tax. Please verify with your customs before making purchase.

Tracking an order
Tracking your order is fast, easy and can be done online. Tracking information will be available once your order has been shipped. To track an order, visit the appropriate shippers web site and input tracking codes.

Most items stocked for fast delivery to ship within 24 hours.
Non-stocked or back ordered items usually ship within 2 to 3 weeks ARO.
F.O.B. Bloomfield Hills, MI, USA

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