MEGAWATT RV

Kits

Carts use James’s tag, megawattrv-20.

Every product was on the current calculators. The 12V 100Ah short link never resolved to an ASIN, so carts skip it and the button under that product remains.

First boondock weekend

Routing, tire pressure, and a weather radio from the original calculators, plus the smallest solar pack those calculators link. Not a complete electrical system.

Garmin RV GPS

Dr. Megawatt approved routing tool on the fuel and license pages. Check the current price on Amazon.

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Price is shown on Amazon. It is not stored on this site.

TireMinder TPMS

Tire-pressure monitor linked from the fuel savings calculator. Check the current price on Amazon.

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Price is shown on Amazon. It is not stored on this site.

Midland emergency weather radio

Linked from the wind threshold calculator. Check the current price on Amazon.

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Price is shown on Amazon. It is not stored on this site.

200W solar pack

The solar array calculator links this short URL as the 200W pack. Check the current price on Amazon. Confirm the listing wattage before you buy.

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Price is shown on Amazon. It is not stored on this site.

Add 4 items in an Amazon cart

Fleetwood Bounder solar starter

A planning bundle for a large gas Class A: the 400W pack and the 12V 300Ah battery the original calculators already link. Confirm roof space and the converter’s charging profile before you buy. This is not a Fleetwood factory kit.

400W solar pack

The solar array calculator links this short URL as the 400W pack. Check the current price on Amazon. Confirm the listing wattage before you buy.

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Price is shown on Amazon. It is not stored on this site.

Vatrer 12V 300Ah lithium battery

Listed on the Megawatt battery calculator as 3,840 Wh. Check the current price on Amazon.

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Price is shown on Amazon. It is not stored on this site.

Add 2 items in an Amazon cart

12-volt lithium bank options

Every 12-volt battery the original battery calculator links, so you can open them together. The 100Ah short link has no resolved ASIN, so the multi-item cart skips it and keeps the short link beside the cart.

Vatrer 12V 100Ah lithium battery

Listed on the Megawatt battery calculator as 1,280 Wh. Price is shown on Amazon, not stored here. This short link did not resolve to a product page during the Oct 1, 2026 crawl, so it is kept exactly as published.

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Price is shown on Amazon. It is not stored on this site.

Vatrer 12V 300Ah lithium battery

Listed on the Megawatt battery calculator as 3,840 Wh. Check the current price on Amazon.

Check price on Amazon

Price is shown on Amazon. It is not stored on this site.

Vatrer 12V 460Ah lithium battery

Listed on the Megawatt battery calculator as 5,888 Wh. Check the current price on Amazon.

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Price is shown on Amazon. It is not stored on this site.

Vatrer 12V 560Ah lithium battery

Listed on the Megawatt battery calculator as 7,168 Wh. Check the current price on Amazon.

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Price is shown on Amazon. It is not stored on this site.

Vatrer 12V 600Ah lithium battery

Listed on the Megawatt battery calculator as 7,680 Wh. Check the current price on Amazon.

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Price is shown on Amazon. It is not stored on this site.

Add 4 items in an Amazon cart

24V and 48V packs

The higher-voltage batteries from the original calculator, for when that calculator’s watt threshold leaves 12 volts.

Vatrer 24V 200Ah lithium battery

Listed on the Megawatt battery calculator as 5,120 Wh. Check the current price on Amazon.

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Price is shown on Amazon. It is not stored on this site.

Vatrer 24V 300Ah lithium battery

Listed on the Megawatt battery calculator as 7,680 Wh. Check the current price on Amazon.

Check price on Amazon

Price is shown on Amazon. It is not stored on this site.

Vatrer 48V 100Ah lithium battery

Listed on the Megawatt battery calculator as 5,120 Wh. Check the current price on Amazon.

Check price on Amazon

Price is shown on Amazon. It is not stored on this site.

Add 3 items in an Amazon cart