Customer Service


Customer Service

Our customers consistently give MTS top marks for performance. Our proven success is a direct result of our commitment to accommodating, responsive, responsible, and exceptional Customer Service.

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Technical Support

For Routine or Emergency Technical Assistance Support (TAS/ETAS) including Remote Diagnostics, Emergency Parts Replacement:

Monday - Friday
8am - 5pm EST
1-800-677-4191 — Option 2

Customer Service

For all Customer Service-related issues, including Repair & Return Services:

Monday - Friday
8am - 5pm EST
nee-customer.service@blackbox.com
1-800-677-4191 — Option 3


Customer Support After Hours

1-800-936-6874 (24x7x365)

Material Only Orders

MTS is continually looking for ways to simplify the sales process for our customers by providing easy access to our products and services. Customers may now place Credit Card orders for immediate shipping to any customer location worldwide. Simply submit your inquiry to nee-customer.service@blackbox.com or contact us directly at
(800) MTS-2848.