RV & Marine

Browse 5 rv & marine tools. Opening Portable Power Station Recharge Times.

RV Solar & House Battery CalculatorMatch rooftop panel yield to daily 12V/24V loads and bank Ah shortfall.Use this to camp off-grid longer without draining your house battery.
Marine Trolling Motor Runtime CalculatorContinuous amp draw vs. bank Ah for trolling and house loads.Use this to know how long you can troll before the battery calls it a day.
Portable Power Station Recharge TimesCompare wall AC, car 12V, and solar MPPT hours to refill Wh capacity.Use this to pick the fastest way to refill your power station on the road.
12V to 120V Inverter Load PlannerCheck continuous and surge loads against inverter ratings.Use this to check which household devices your inverter can safely run.
12V Camping Fridge Runtime CalculatorAmbient temperature effect on compressor duty cycle and battery days.Use this to know how many days your fridge lasts off battery in hot weather.

Portable Power Station Recharge Times

Inputs

Adjust values to update results live

Capacity (WH)

Wall AC input (W)

Fastest: wall AC

Enter Wh & input watts

Hours = Wh ÷ (input W × charge efficiency). Solar assumes rated MPPT watts in good sun.

Q: Why wall fastest? A: Higher sustained watts than cig outlet or small panel.

Hours = Wh ÷ (input W × charge efficiency). Solar assumes rated MPPT watts in good sun.

Q: Why wall fastest? A: Higher sustained watts than cig outlet or small panel.

EV Charge TimeEstimate how long an EV charge takes at a given charger power.Use this to plan charging so your car is ready when you leave.
Solar Daily YieldEstimate daily energy output from panel wattage and sun hours.Use this to know how much energy your panels will produce on a typical day.
Battery Charging TimeCalculate how long it takes to charge a battery at a given current.Use this to plan charging ahead so your battery is full when you need it.
RV Solar & House Battery CalculatorMatch rooftop panel yield to daily 12V/24V loads and bank Ah shortfall.Use this to camp off-grid longer without draining your house battery.

Hours = Wh ÷ (input W × charge efficiency). Solar assumes rated MPPT watts in good sun.

Q: Why wall fastest? A: Higher sustained watts than cig outlet or small panel.

Hours = Wh ÷ (input W × charge efficiency). Solar assumes rated MPPT watts in good sun.

Q: Why wall fastest? A: Higher sustained watts than cig outlet or small panel.