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Home Emergency Kit Calculator

How much water, food, light and power does your household actually need if the grid goes down? Enter your household size and how long you want to be self-sufficient — get your complete kit list in seconds.

Your Household

🧮Set your household size and duration on the left, then hit Calculate.
Your personal supply list appears here.

Are You a Retailer? Every Line Above Is Wholesale Supply

Preparedness is moving from niche to mainstream on European shelves — driven by blackout experience, flooding, and government guidance recommending 72-hour household kits. CheapALot sources the full category direct from Yiwu factories: hand-crank solar radios, solar chargers, power banks, water filter straws, first aid kit shells (no medication), lanterns, emergency blankets, tools and more. Small trial MOQs available on many lines, 100% prepaid T/T, consolidated shipping with your other orders.

Get the Wholesale Price List on WhatsApp

How the Numbers Are Calculated

No black boxes: the calculator uses published preparedness guidance — 3 litres of drinking water per person per day (4 L including hygiene), roughly 2,000 kcal per adult per day (1,200 for children), one light source per person plus one household lantern, one communication device per household, and one first aid kit per four people. Winter mode adds heat-retention items; pet mode adds animal water and food estimates.

💧 Water FirstHumans handle food scarcity far better than dehydration. Water is always line one — 3–4 L per person per day.
🔋 Power & LightOne torch per person plus a household lantern; power bank capacity sized to days without grid charging.
📻 InformationA hand-crank or battery radio is the only news channel that works when mobile networks are down.
🩹 HealthOne first aid kit per four people, plus hygiene supplies — sanitation failures cause more illness than the event itself.

Frequently Asked Questions

How much water should a household store for an emergency?

Plan for at least 3 litres of drinking water per person per day, plus extra for cooking and basic hygiene — many agencies recommend 4 litres per person per day total. A family of four for 7 days means 84–112 litres. Store in sealed containers away from sunlight, and rotate annually.

What should a 72-hour emergency kit contain?

Drinking water (3 L per person per day), non-perishable food, a torch or lantern per person, a charged power bank, a battery or hand-crank radio, a first aid kit, hygiene items, emergency blankets, and copies of key documents. Run the calculator above for your household's exact quantities.

How long should I prepare to be self-sufficient?

72 hours is the standard minimum most agencies recommend. After recent large-scale European blackouts, many households now plan for 7–14 days. The calculator supports 3, 7, 14 and 30-day targets.

Is this calculator free?

Yes — completely free, no signup, no email gate. CheapALot is a Yiwu-based wholesale supplier; retailers who want to stock the items on this list can request FOB pricing via WhatsApp or email.

Retailers: Stock the Entire List

Every item this calculator recommends is a line we supply at factory-direct FOB pricing. Send us your list — we quote from live stock the same day.