If anyone is shopping today The Cpap shop has a code ResMed20 that drops the price to high $67 and Cpap.com seems better as you get all the discounts without a code, spend $100 for free shipping. I have a Remstar back up and it seems input is AC to that with 100-240v, 50/60Hz 1.0A max? the Airsense ...

My Airsense will shut off if too much air runs through it so check all your connections also e.g. Humidifier isn't snapped in all the way. It doesn't hurt to test the outlet. If you have an older house test with a multimeter. Trying another outlet or taking faceplate off to see if wires are loose if...