Membrane switch controls or separate push-button switches are the most common type of microwave controls. Dirt and moisture ingress can cause short circuits.
The specification below provides the recommended improvements needed to improve product durability. They are ranked from bronze to gold based on the effectiveness of the change in improving durability, with bronze being the minimum and gold being the maximum.
IP54 sealed unit; temperature / humidity cycle tested
IP55 or better sealed unit; salt mist tested
Improved reliability of components can reduce early returns and improve brand reputation which, in turn, can lower business costs and increase long-term sales.
To calculate overall cost savings for your business, use the WRAP cost/benefit analysis tool (currently in draft form and available on request).
IP54 sealed switches
Use of IP54 touchpads should be standard at no additional cost.
IP55 sealed switches
IP55 switches or better and IP67 are widely available and will be waterproof. Additional cost depends on the number of switches used in each oven.