Self-contained engine block heater power supply

An engine block heating system comprising:

• a vehicle mountable battery bank, wherein the battery bank is configured to supply at least about 2.25 KWatt-hours of energy before needing to be recharged;
• an interface configured to connect to electrical connections of an engine block heater, wherein the interface comprises a DC to AC inverter configured to supply at least about 1500 Watts of power to the engine block heater;
• and;
• a control configured to selectively supply power from the battery bank to the engine block heater.

An engine block heating system comprising:

• a vehicle mountable battery bank;
• an interface configured to enable an engine block heater to be electrically coupled thereto;
• and
• a control configured to selectively supply power from the battery bank to the engine block heater electrically coupled to the interface,
• wherein the battery bank is configured to supply about 1500 watts of power to the engine block heater coupled to the interface for at least two hours.

A system comprising:

• a vehicle comprising an engine having a volume of at least 6.0 L;
• an engine block heater for warming the engine;
• and
• an engine block heating system comprising:
• a battery bank;
• an interface electrically coupled to the engine block heater;
• and
• a control configured to selectively supply power from the battery bank to the engine block heater electrically coupled to the interface;
• wherein the battery bank is configured to supply about 1500 watts of power to the engine block heater coupled to the interface for at least two hours.

A method of heating an engine block the method comprising:

• at a control circuit, mounted in a vehicle, evaluating a user-defined schedule indicating when an engine block heater should be energized to heat an engine block in the vehicle to a predetermined starting temperature;
• according the schedule, supplying power from a battery bank to an interface, wherein the battery bank is configured to supply at least 2.25 KWatt-hours of energy before needing to be recharged,
• wherein the battery bank is configured to be mounted to the vehicle including the engine block heater, and
• wherein the interface is configured to supply at least 1500 Watts of power to the engine block heater.