by Olivier Ronveaux, WHO, and Mojtaba Haghgou, Vaccine Management Consultant Maintaining required temperatures in vaccine refrigerators and freezers is one of the more thankless tasks of a cold chain manager as it requires painstaking manual recording of the temperature of each piece of equipment...

What service life do you think vaccine refrigerators should be able to provide? For example, some products may suggest a 10 year life while others suggest longer, with typical repairs. PQS requires a 2 year warranty for a vaccine fridge. Solar powered vaccine fridge systems require solar electric mo...

I am developing an off-grid backpack with an inbuilt removal battery powered (8hrs) portable refrigerator that is approx 1.5 litre in size and can transport 2 blood bags. The off-grid backpack has 48hrs of battery supply to the portable refrigerator, however, it is designed to be recharged daily. Ou...