✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
Input Voltage1:120 V
Output Voltage2:120 V
Input Voltage Tolerance (Power Cord):+/-10 %
Frequency (Power Cord):50 Hz/60 Hz
Ask questions
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- Q: How can I track my order?
A: Once your order is shipped, you will receive a confirmation email with tracking information. You can use this information to track your order through the logistics provider's website.
- Q: How can I apply for a purchase invoice?
A: On the checkout page, you can select the option for an invoice and fill in the relevant invoice information. We will provide you with the corresponding invoice according to your request.
- Q: What should I do if a product is lost or damaged during shipping?
A: We purchase shipping insurance for every order to ensure the safety of the products during transportation. If the products are lost or damaged, please contact our customer service team promptly. We will assist you in resolving the issue and provide appropriate compensation.
Reviews
- J
John Yon
Dec 24, 2025
TRIAD Transformer MD-500-UQuick turnaround, spot on parts.HelpfulUnhelpful - E
ED MARSHALL
Nov 30, 2025
TRIAD Transformer MD-500-UGot me what I needed and quick service, exactly what I needed! Thanks OKmarts!HelpfulUnhelpful - C
Carolyn Matthews
Jan 21, 2024
TRIAD Transformer MD-500-UIt arrived promptly, and it fits perfectly.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
TRIAD Transformer MD-500-UAll was ok! No problems whatsoever.HelpfulUnhelpful
TRIAD Transformer MD-500-U
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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