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CONTACT CENTER: - How Can We Help You? - Email us at


FACTORY DIRECT SALES FROM OUR WEBSITE: Thank you for thinking of us for a custom amp! We do not use dealers or have any factory retail outlet or showrooms to test or view our products and we do not stock any amps, cabs, speakers or accessories. All of our products are custom built to order and shipped direct to the customer. All sales are made factory-direct from our website. 

CUSTOMER SUPPORT:  We are dedicated to providing superior service and support to all our customers. Because of the large number of inquiries we receive from all over the world, we do not take phone calls, but we will give  knowledgeable, friendly and prompt replies to all your questions by email.    For your ease of use and security, especially our customers out of the USA, we use the McAfee Secure Network email system which provides online access anywhere, works with all phone and cable systems and has the latest HTTPS security features that provide fast, safe and virus free communication.  

Office Hours Of Operation

  • Monday - Friday: 8:00 AM - 5:00 PM  CST

  • Saturday - Sunday: Closed



Factory Direct Sales - We do not use dealers or have any retail outlet or showrooms to test or view our products.  All sales are made from our website and shipped factory-direct to the customer.

Prices - All the prices and standard  upgrade options are listed on each amp description page.  If you have any questions about custom upgrades and prices, we will be glad to assist you. Please click here to Contact Us  or send email to

Payment - Full payment including shipping charges is due with your order. For your security and convenience, we use PayPal to process all credit and debit card payments. This site is protected by SSL encryption. Your information is secure. Once we receive confirmation of payment  from PayPal, your order will be placed in our production schedule  and a confirmation receipt of payment will be emailed to you.  


Processing Orders -  We process orders using an automated PayPal Cart system.  We can also process your order by email if you have a special request or if it is more convenient for you. Please click here to Contact Us  or send email to

Inventory & Lead Time -  All products are custom built to order and shipped direct to the customer. We do not stock any amps, cabs, speakers or accessories. Our lead time varies, but it is usually about  30-40 BUSINESS  DAYS. Your "Order Confirmation" receipt will specify a  more accurate lead time for your order. Once your order starts the production process, we will update with you "Status Reports".  A "Shipping Notice" with tracking information will be sent when your order is shipped. 

Shipping Inside USA - We do not have any local pickup at our factory. All orders are shipped direct to the customer. We ship UPS Ground and USPS Priority Mail in the contiguous USA and USPS Priority Mail to Hawaii and Alaska.  Delivery time is 3-5 business days, but not guaranteed. 


Shipments Outside Continental USA - We ship worldwide. All shipments outside the  USA are shipped USPS Priority Mail International in  accordance with  the import shipping requirements of the country being shipped to. Delivery time is  6-10 business days, but not guaranteed. All duties, taxes, and any other customs fees required by the port of entry are not part of the shipping and insurance costs. They are the responsibility of the purchaser.   


Shipping Charges Outside Continental USA -  The CART shipping rate  calculator is  accurate for USA shipments only. Shipping rates for shipment outside of the USA are subject to change.  Please email us at for a quote on  the shipping charges on shipments outside the USA, 


Warranty -  We guarantee our products to be free of any defects in parts and workmanship if used under normal operating conditions for a period of one year from the date of purchase except for vacuum tubes, light bulbs, cables and all other included accessory products which are warranted for a period of ninety (90) days from date of purchase. Cosmetic damage or wear and tear or abuse are not covered by the warranty. Any unauthorized alteration or repair made to the product will void the warranty. The warranty shall apply only to the original purchaser when purchased direct from Frenzel Tube Amplifiers. The warranty is not transferable. All warranty items must have a copy of the original sales receipt. Purchaser is responsible for warranty shipping charges. There are no other warranties, either expressed or implied, which extend the foregoing, and there are no warranties of merchantability or fitness for any particular purpose. We are not responsible for incidental or consequential damage or injury from the use of our products. 

Returns & Refunds - We try to describe the item as accurately as possible in the description. If you have any questions, please email us before purchasing your amp. All of our amps are custom built to order and for this reason we are not able to accept any returns or offer any refunds. 

Privacy Policy -  We are committed to protecting the privacy of our customers. We do not share your personal information with anyone.

Customer Service - If you have any questions or need assistance with your order, please email us at

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