It is essential that the correct size cable is used minimum of 6mm or 10mm if the cable run from battery to fridge is 6mtrs or more, to reduce voltage drop to a minimum. Hi Helen, The generator has to be able to deliver 150 watts or more to run the Powertop, at 230 volts Ac at 50 hertz. Ubiqutous Poootrol 3 ltr. only run LED lights TV and fan.Anything more, air cond Microwave frypan kettle etc.I just start genny if not on power. i have an 80 litre waeco in my camper trailer and 120amp deep cycle battery & 2.5amp solar panel . Hi, I'm going to buy a Waeco 80 litre (Caravaners Forum-80AC VERB) portable fridge and plan to run it off battery when we are places with no power. by T1 Terry » Mon Jan 31, 2011 7:10 pm, Post Did this for the best part of a year without issue. Basic calculation method 135AH battery / 2 = 67.5AH of available capacity (67.5AH / 1amp draw = 67.5 hours of usage) This is a very basic calculation example, and will vary greatly on your fridge type, operating amp draw and varying heat conditions. if you use an average of 3a, 1 x 70ah battery, at 100% capacity, has a theoretical probability of running the fridge for 23 hours. And 300 amps isn’t unheard of. Keep in mind that while you need to leave your car running at all times when powering your fridge, you don’t need to be powering your fridge at all times. Caravaners Forum is Australia's internet forum where members discuss & seek information from other members in relation to all RV's & like topics in a friendly environment. And 300 amps isn’t unheard of. As a retired technical bod with 43+ years of service with PMG, Telecom, Telstra, can I throw in my two bob's worth regarding discharging lead acid batteries. I have 2x 85ah batteries and on test will run for 5 to 6 days but batteries definately need charging afterwards. If you "thrash" your battery, a couple of days, or a bit more. (30 x .5 x 8). It has superior discharge … if it was left in freeze mode and drew the 3.6a or more for the full period, then you are down to just less than 20hours on a … I expected a lot more, maybe at least 3 days seeing that the fridge was never opened. If your fridge uses 4 amps an hour of power and the starter pack is only 30ah (effectively 15ah as you should only run these batteries down to 50%) you will get around 4 hours of run time on your battery. That 12 volt port must be able to supply around 20 amps or more. Your email address will not be published. If you want to run your refrigerator on an inverter, you may need to upgrade your battery bank, by adding extra batteries. I have a Waeco 60 litre that came with a Waeco Raps 36 battery pack, 36ah deep cycle. Home electric systems and most appliances run off of AC. Be aware that the Waeco has a setting that allows it to take the battery down to either 10.1, 11.4 or 11.8v. With it set to low my fridge is working fine and the battery is still sat at 12.4v, 12.3 when the compressor is running. by GrahamP » Tue Feb 01, 2011 9:48 am, Post by Neville » Wed Feb 02, 2011 7:25 pm, Post Do it too long and pretty quickly your cranking battery runs out. There is no freezer compartment though like the 80lt. January 20, 2015 | Comments If you are after a simple plug and play solution to power your fridge – the Baintech PowerTop will keep your essentials running, without the fuss and cost of installing a dual battery set up. Under this circumstance, the RV refrigerator could run for about 4 to 5 hours using a single 12 Volts battery that can supply 100 amp-hours. by Smokeydk » Tue Feb 01, 2011 10:11 am, Post So if a refrigerator consumes on average 1 amp per hour, and is the only appliance running from a 100 amp-hour battery, you should be able to have the refrigerator run for around 80 hours before recharging becomes necessary. if you use an average of 3a, 1 x 70ah battery, at 100% capacity, has a theoretical probability of running the fridge for 23 hours. Waeco fridge running on main battery Hey guys I know this is not ideal but as a very temporary measure I'm trying to find out how long I can run the Waeco CF50 on my cars main battery via the car cigarette lighter in the boot. Do not use CAPITALS to bring attention to your post. Do it too long and pretty quickly your cranking battery runs out. I recently tested my Waeco 50L fridge to see how long it could run on my Conqueror Commander batteries. It has superior discharge … if it was left in freeze mode and drew the 3.6a or more for the full period, then you are down to just less than 20hours on a 100% 70a battery. So 105 divided by 7.5 = 14 hrs. This means that the fridge will consume 216-watt hours per day. And under these conditions a RV refrigerator alone can run for around 4-5 hours using the 12 V battery … I clip ours to the gutter rail, this makes a big difference as well. by Peter_n_Margaret » Wed Feb 02, 2011 9:02 pm, Return to “TECHNICAL Forum - Caravans, Motorhomes, Vehicles and Towing.”, Powered by phpBB® Forum Software © phpBB Limited. Use the blanket to shade your fridge from direct sun. In short, it turns battery power into useable household-type power. It is in an insulating protective cover. With more 4wders and campers opting for 12v fridges, we’ve got the solutions to common problems 4wders face when it comes to your fridge set up. Featuring multiple input and output sockets, including two Engel and Ciga sockets to directly connect your fridge. A 12V fridge is essential for camping, touring and caravanning adventures, but you may not know that the way you use your fridge has an impact on how long it runs. some where near that.. how long it will run depends on the battery size, and charge state when you start out.and the temp its set at. This is with minimal other battery use and a little fridge use. And our battery is 120AH. Which is why running your car fridge off your cranking battery isn’t the best idea. So you can choose to protect the battery or get more cold beer. (this is an average. That’s alternating current, not air conditioning. The PowerTop has a built-in solar regulator that will prevent the PowerTop 135ah Battery from overcharging. Batteries are a form of DC or direct current. Our boat residential fridge runs a much lower duty cycle than our RV absorption fridge (on either electric or propane) because the residential fridge has better insulation. ↳   Towing Weights, WDH & Caravan Stability, ↳   Trip Planning Q&A, Road Conditions Q&A, ↳   AB (Across Borders) & OS (Overseas) Trip Reports, ↳   Sportsground, Showground & Other Campsites, ↳   Positions Available or Work Wanted - Volunteer or Paid, ↳   Recently SOLD items that were advertised in Members Market, ↳   School Holidays, Caravan Shows, Festivals, UWEs, Rallies, Meetings Calendar, ↳   Outer Walls, Windows, Awnings, Roof Hints, ↳   Recreational Vehicle Suppliers' websites & other details, ↳   Links to Caravaners Forum Supporters websites, ↳   Links to Associations & Clubs websites, ↳   Campervan & Motorhome Club of Australia, ↳   Links to Caravanning/Travel Information websites, ↳   Truck Friendly Caravan Road Safety Program, ↳   Australian Caravan Park Photos and Reviews. So next question - What size solar charger would I need? ( using two pins for + and two pins for - ) But the Anderson will give least trouble long term IMO . 6.5mtr van.Tinnie on roof. Similarly, how long will a waeco fridge run on a battery? There is no freezer compartment though like the 80lt. Would one of these 120W folding panels off ebay do the trick. when fully charged it will run the fridge continuously for 3-4 days till the low voltage cut out cuts in 10.5volt. That’s all on battery power. Using the figures that you have supplied with an ambient of 32C, and providing the battery is in top condition and fully charged, and with. January 20, 2015 | Comments Okay so the setup is- Paj 2005 3.8v6 Dometic 40 l fridge freezer 12v/220v Second battery in national luna box with national luna solonoid sytem -Deep cycle battery 12 volt 102 amp We measured what we could and the fridges seems to draw between 2.5 amp and 3 amps per hour. Most Dometic refrigerators specifically made for RV can run approximately 6 to 8 hours on a single 12 Volts DC battery. Your cranking battery is designed to deliver it for a short period of time. If you unlatch your fridge and yank the lid up, the rapid movement draws a huge … and the ambent temp. Which is why running your car fridge off your cranking battery isn’t the best idea. When going on a camping trip, people often wonder how much power their portable fridge will be using. Wat are ur price are ur sola panels / blankets, Hi Brenton, all of our pricing is online – our blankets are $1,099 and the solar range can be viewed here http://www.baintech.com.au/leisure-products/solar, How much does the Bainbridge Power top weigh in kilograms. Below 50 % ) then it will run for 2 full days of solid running time before i?... In than you are driving must be able to run your refrigerator on an inverter, you may need charge. 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