Pre Post solution provides Air conditioning for underground mining refuge chambers, and heavy mobile equipment such as earthmoving machinery, hydraulic excavators, hydraulic rope excavators, crawler tractors and loaders, wheel loaders cab, dump trucks cab, and anti-idling solutions for heavy mobile equipment.

Offered in 12V 24V 48V 74V 110V VDC DC AC Heavy Mobile Equipment cooling: Earthmoving machinery, truck cab, hydraulic excavators, hydraulic rope excavators, crawler tractors and loaders, wheel loaders, dump trucks anti-idling solutions.

Underground refuge chambers cooling powered with a 24VDC battery pack. Powered by sufficient batteries these air conditioners offer up to 4 days of cooling to miners trapped after a disaster.