This morning, Canon sent out a ‘media alert’ to press to clarify overheating concerns regarding its new EOS R5 and R6 cameras. In it, Canon reiterates estimated shooting time limits, explains why it opted not to add an internal fan and shares a few tips on how to keep the heat down when shooting 4K and 8K video.

Canon starts off the notice laying out the steps it’s taken to ‘manage the potential for overheating’ in its EOS R5 and EOS R6 camera. Two bullet points in the notice read:

• Magnesium alloy was used in the body to dissipate heat away from internal components
• An ‘overheat control’ function [is included] to reduce heat generation when the camera is in standby.

Canon addresses the lack of a fan – such as the one found on Panasonic’s S1H camera – saying it decided to not include a fan within the body of the camera to maintain the ‘compact size, lightweight construction and weather resistance’ of the EOS R5 and EOS R6.
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Read full post here:
https://www.dpreview.com/news/0965339225/canon-issues-media-alert-to-clarify-overheating-concerns-of-its-eos-r5-r6-cameras