DC Electronics on 2004 280 Sundancer

1132MM

Member
Aug 1, 2010
184
Wantagh, NY
Boat Info
2004 Sea Ray 280 Sundancer
Engines
Twin 4.3 Liter Mercruiser w/Alpha One Gen 2 Drives
I just purchased a 2004 280 Sundancer. What will run off of the house battery without being connected to shore power? Do I need to stall an inverter to run the microwave, coffee pot, TV?
 
No AC appliances will work with out shore power or a generator. You will need an inverter for sure and if you want to run a Micro wave you will need a big one and at least a couple more house batteries. Probably be a good idea to look into a little portable inverter/ genny for the purpose of running anything more than the TV. I'd look into a DC TV probably.
 
No AC appliances will work with out shore power or a generator. You will need an inverter for sure and if you want to run a Micro wave you will need a big one and at least a couple more house batteries. Probably be a good idea to look into a little portable inverter/ genny for the purpose of running anything more than the TV. I'd look into a DC TV probably.
Thanks! Looking into pure sine marine inverters 2000 watts and higher.
 
The refrigerator and TV will run on 12v. Everything else needs AC.
 
My two cents - overnight in your boat a few times before you invest in the inverter and battery upgrade. If you're out on the hook where you don't have shore power you may be surprised at how little you need the microwave.

A cheapo propane grill and old school coffee pot will cost a lot less than the inverter it'll take to run that microwave.

I've had one of these for a long time....love it:
https://www.amazon.com/GSI-Outdoors...=gateway&sprefix=colman+coffee,aps,145&sr=8-4
 
Double check that TV - it could be DC.
I agree on previous comments in terms of additional battery capacity to run an inverter. On my previous boat I have a 2000 watt inverter running off of an 8D battery. I don't have room in my 280's ER for that size battery.
 
Ditto, on the try before you buy strategy.

Besides finding a place to put them, house batteries are going to add weight. On our new boat the house batteries are counter balanced with a 9 kw Diesel genset.

The other thing is that the 280 does not have the dc circuits segregated into engine and house. That means without some serious re-wiring you risk killing all the batteries should you over use the inverter.

H
 
My two cents - overnight in your boat a few times before you invest in the inverter and battery upgrade. If you're out on the hook where you don't have shore power you may be surprised at how little you need the microwave.

A cheapo propane grill and old school coffee pot will cost a lot less than the inverter it'll take to run that microwave.

I've had one of these for a long time....love it:
https://www.amazon.com/GSI-Outdoors-Enamelware-Percolator-Coffee/dp/B000690JTC/ref=sr_1_4?crid=1DGOR1ZPWKVD2&keywords=coleman+coffee+maker+camping&qid=1565954637&s=gateway&sprefix=colman+coffee,aps,145&sr=8-4
Thanks great idea!
 
Ditto, on the try before you buy strategy.

Besides finding a place to put them, house batteries are going to add weight. On our new boat the house batteries are counter balanced with a 9 kw Diesel genset.

The other thing is that the 280 does not have the dc circuits segregated into engine and house. That means without some serious re-wiring you risk killing all the batteries should you over use the inverter.

H
Didn’t think of that. Thanks!
 
Ditto, on the try before you buy strategy.

Besides finding a place to put them, house batteries are going to add weight. On our new boat the house batteries are counter balanced with a 9 kw Diesel genset.

The other thing is that the 280 does not have the dc circuits segregated into engine and house. That means without some serious re-wiring you risk killing all the batteries should you over use the inverter.

H
Thank you!
 

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