How Long Will A Deep Cycle Battery Run A Refrigerator

As mentioned above your RV coach has two separate battery systems a.

How long will a deep cycle battery run a refrigerator. A 12 volt 105 AH battery can supply 126 kilo watt hours under perfect conditions. A decent fridge around that size under 30 degrees ambient temperature shouldnt use more than around 30 - 40 amp hours a day. This why the amount of energy used over time is more important when considering battery run-time.

How long can a deep cycle battery power a fridge. 35W portable fridgefreezer. A smaller boondocking fridge consuming less than 70 watts can last longer than 30 hours.

2 Calculate the watt hours for each appliance. Here is how you can power your refrigerator with a battery in an emergencyThis Inverter can be used. Noting that a fridge only runs about ⅓ of the time we arrive at roughly 43 watts likely needed in an hour if the fridge is only kicking on for 20 minutes 130 3 4333 watts Next well take a look at how much energy a car battery has to offer.

Power requirement also depends on how often you can recharge the batteries its capacity and voltage. Modern refrigerators use 150-200W running but on startup a fridge needs 800-1000W. You need a lead-acid battery of 104 Ah to run an efficient top-loading fridge for two days.

A typical deep-cycle RV battery will be rated around 80 amp-hours which in theory would supply one amp for 80 hours. Current Draw AmpsHour 60ah Deep-Cycle Battery. How long will my battery run.

The auxiliary battery is used to run the fridge and any other 12v accessories. Better keep the door shut. By running your fridge from an auxiliary battery you avoid draining the starter battery.