“Koldtech” is the long established brand for our refrigeration products ranging from standard upright and under counter refrigerators, display showcase, customized wine chiller to walk-in coldroom. On top of the refrigeration equipment, our manufacturing facilities also produce gas or electricity-operated cooking equipment and customized stainless steel fabrication item under the brand “Thermic”

The company was established in 1998 under the name Welbilt Manufacturing (Thailand) Ltd. We are now located in Bangna, Bangkok and our manufacturing facility is located in Prachinburi province. October, 2015, we became part of the Welbilt Group of Companies which is a leader in the foodservice equipment industry. Today, We are thriving to improve our products to serve our customers throughout South East Asia, South Asia, Australia and Middle east.

**(Australia, Bangladesh, Hong Kong, India, Indonesia, Malaysia, Philippines, Singapore, Vietnam, the Middle East and the Pacific Islands)

Welbilt – global leaders

Welbilt, Inc. develops, produces and sells world-leading solutions in the foodservice equipment sector.

Offering you an unrivalled under¬standing of the customer and industry combined with comprehensive kitchen systems, culinary expertise and first-class customer service. Globally and locally. With business operations in America, Europe and Asia, Welbilt supplies leading brands such as Cleveland, Convotherm®, Delfield®, fitkitchenSM, Frymaster®, Garland®, Kolpak®, Lincoln, Manitowoc® Ice, Merco®, Merrychef® and Multiplex®.

You can find out more about Welbilt, and how our leading brands could help you from our website: You can also find details here of our regional and local offices.

Convotherm Software Updates

We are pleased to provide you the latest software updates of the Convotherm range.

Please just agree our terms and conditions of licence and use for using the software.

I noticed the terms and conditions of licence and agree

Please note:

The particular software update for Convotherm 4 gas units has to be done by an authorised service partner (there are adjustment steps necessary).

Please ensure that only software which is suitable for the unit series is installed on your Convotherm unit. This software cannot be used for other unit types from the range. If this is disregarded, no liability will be assumed for malfunctions.

Convotherm Service manuals

This section is available for authorized service partner only.

Some files are protected with a password. If you need the password please get in contact with our After Sales Service: