TOPIC
Energy & Solar
Backup batteries, portable power stations, solar panels and off-grid energy.
Buying guides(12)
Best Portable Power Stations for Home Backup
How to match capacity, output and recharge options to the circuits you actually need to keep running during a blackout.
BUYING GUIDEBest Solar Generators for Camping
Lightweight solar-plus-battery kits ranked by pack size, runtime for camp lights and phones, and how quietly they run.
BUYING GUIDEBest Portable Power Stations for Running a Refrigerator
Fridge compressors cycle, surge and idle. Here is how to size a battery that actually keeps food cold through an outage.
BUYING GUIDEBest Portable Power Stations for Keeping Your Router and Internet Alive
Routers, modems and the idle tax nobody quotes: how to size a battery that keeps you online for days, not hours.
BUYING GUIDEBest Foldable Solar Panels for Portable Power Stations
Nameplate watts are a promise made in a laboratory. Here is how to buy a folding panel that actually refills your battery on a real roof, balcony or campsite.
BUYING GUIDEBest Portable Power Stations for Caravans, RVs and Van Life
Off-grid sites, quiet campsites and hot afternoons: how to size a battery that runs the fridge, the fans and the coffee for the whole trip.
BUYING GUIDEBest Solar Chargers for Emergency Kits
The outage that lasts three days is the one solar chargers exist for: how to keep phones, radios and lights alive when the wall is dead.
BUYING GUIDEBest Backup Batteries for Essential Home Electronics
When the power dips, your router, drives and alarms should not even blink. How to pick a battery backup that swaps over fast and runs long.
BUYING GUIDEBest Battery Monitors for Off-Grid Systems
A lithium bank holds a nearly flat voltage, so a cheap gauge lies to you. A real monitor counts the amps in and out and tells you the truth about your remaining power.
BUYING GUIDEBest Solar-Powered Water Pumps
A solar pump does not run on demand like a mains pump. It runs when the sun is up, so you pump into a raised tank and let gravity do the rest. That one idea changes every buying decision.
BUYING GUIDEBest Off-Grid Power Equipment for Remote Cabins
A remote cabin is a fixed site with its own roof, its own weather and its own rules. How to build a power system that survives the drive up, the storm season and the long weekend.
BUYING GUIDEBest Energy Monitors for Reducing Household Electricity Use: Choosing by the Question You Need Answered
Home energy monitors ranked by the question each one answers: what this device draws, whether this socket should switch, where the whole house spends its power, what a single big circuit does, and how to run a proper load survey. Research-based, not a brand list.
Comparisons(2)
EcoFlow DELTA 2 vs Westinghouse iGen4500DF: Power Station or Gas Generator?
One runs silently indoors and recharges from a panel on the roof. The other refuels in five minutes and outlasts anything you can carry in a battery. Neither wins outright — the right pick depends on where you need power and how long you need it to last.
COMPARISONLiFePO4 vs NMC: EcoFlow DELTA 2 vs Goal Zero Yeti 200X Battery Chemistry Compared
The EcoFlow runs a heavier but longer-lived LiFePO4 pack. The Goal Zero is a lighter, more compact NMC unit that ages faster per cycle. Neither is simply better. The right choice depends on how you will use it. Will you hit thousands of cycles? Do you need to carry the unit far, or leave it stored for weeks at a time?
Reviews(19)
EcoFlow EcoFlow DELTA 2 Portable Power Station
A 1 kWh LFP battery with very fast wall recharging and room to grow. The DELTA 2 is the middle-class all-rounder to beat, if your backup plan matches its capacity.
REVIEWJackery Jackery Explorer 2000 Plus Portable Power Station
A 2 kWh battery with a strong 3,000-watt inverter and room to grow. The Explorer 2000 Plus is the capacity headroom pick, worth it only if your backup plan needs its size.
REVIEWBluetti Bluetti AC200MAX Portable Power Station
A 2 kWh battery built around the sun. The AC200MAX pairs a 900-watt solar input with an expansion path to 8,192 Wh, so it suits trips and outages measured in days, not hours.
REVIEWBluetti Bluetti AC180 Portable Power Station
A 1.1 kWh battery that refills frighteningly fast. The AC180 trades the huge tank for quick turnarounds and carryable weight, which is precisely the van-life maths.
REVIEWJackery Jackery Explorer 1000 Plus Portable Power Station
A tough 1.26 kWh box with unusual surge headroom and an add-on path toward 5 kWh. The Explorer 1000 Plus is the mid-size you buy once and grow into.
REVIEWEcoFlow EcoFlow DELTA 2 Max Portable Power Station
Two kilowatt-hours, 2,400 watts and a boost mode that will run a cabin's hot appliances. The DELTA 2 Max is the sensible step up when a weekend box is outgrown but a fixed install is overkill.
REVIEWEcoFlow EcoFlow DELTA 3 Classic Portable Power Station
A 1 kWh battery that behaves itself. The DELTA 3 Classic pairs a maker-quoted 30-decibel figure with X-Boost cooking headroom and quick refills, built for sites where noise and sockets are both scarce.
REVIEWEcoFlow EcoFlow RIVER 2 Pro Portable Power Station
A 768 Wh battery small enough to live on a desk and fast enough to be ready again within an hour. The RIVER 2 Pro is the complete answer for a router, a home office and the light end of outages.
REVIEWGoal Zero Goal Zero Yeti 3000X Portable Power Station
A 3 kWh battery built for outages that last days, wrapped in one of the deepest accessory platforms in the class. Its age is also its caveat: verify the current build before you buy.
REVIEWAnker Anker 767 PowerHouse II Portable Power Station
A 2 kWh LFP station built around one job. Carrying a fridge and freezer through a working day, with cell life and warranty depth behind it. The modern answer to the old expandable guard.
REVIEWBLUETTI BLUETTI Elite 30 V2 Portable Power Station
A compact station that behaves like a UPS and lives like a battery. It protects through the flicker with a fast swap, then keeps the internet, alarms and a fan running for a real outage.
REVIEWEcoFlow EcoFlow RIVER 3 Plus Portable Power Station
A small lithium station built around exactly one duty: protect the always-on corner through the flicker, hold it all night. Xpand if the dark stays. The Plus is the growth version of the class.
REVIEWAPC APC Back-UPS BE600M1
A brick by the desk that keeps the network and a monitor from dropping every time the supply hiccups. The reflex guardian of the category, at the category's kindest price.
REVIEWCyberPower CyberPower CP900PFCLCD PFC Sinewave UPS
A line-interactive desk UPS built around one promise. When the supply fails, your sensitive machines receive a rebuilt sine wave rather than a cheap imitation of one.
REVIEWJackery Jackery Solar Generator 1000 Plus Kit
The Explorer 1000 Plus and a 200 W folding panel in one carton. Judged separately they are good parts; judged as a kit they are a decision about sunlight, bulk and a very cold drink.
REVIEWGoal Zero Goal Zero Yeti 200X + Boulder 50 Kit
A small battery and a folding panel sized for feet rather than boots. The virtue is that you will carry it; the discipline is knowing precisely which loads deserve its watts.
REVIEWJackery Jackery SolarSaga 100 Foldable Solar Panel
The most recognisable folding panel of its generation, and the reason is handling rather than horsepower. One hundred watts you will actually deploy beats two hundred you will not.
REVIEWAnker Anker SOLIX PS200 Foldable Solar Panel
A 200 watt folding panel built around a quiet claim that matters more than efficiency. Weather is normal, and your panel should treat it as weather rather than disaster.
REVIEWBluetti Bluetti PV200 Foldable Solar Panel
What a serious emergency panel looks like at the size most households should actually own: 200 honest watts behind standard connectors that match nearly everything.
Calculators(10)
Power Station Runtime Calculator
Estimate real backup hours from usable capacity, average load and inverter losses.
CALCULATORSolar Recharge Calculator
How long a panel really takes to refill a battery, after weather and angle losses.
CALCULATORWhat Size Power Station Do I Need?
Turn a list of appliances and blackout hours into a starting capacity to shop against.
CALCULATORAppliance Wattage and Energy Use Library
Turn any appliance's average draw into yearly kilowatt-hours and cost, with a library of typical figures.
CALCULATORCan It Run This Appliance? Checker
Test any appliance against a power station's continuous rating, surge rating and stored energy before you discover it at the socket.
CALCULATORBattery Capacity Converter
Move between volts, amp-hours and watt-hours, and see what any pack really gives you at a chosen load.
CALCULATORPortable Solar Panel Matcher
Find the panel wattage that replaces a power station as fast as you use it, and see whether the one in your cart actually keeps up.
CALCULATORAppliance Running Cost Calculator
Compare what an old appliance costs to run against an efficient replacement, and see how many years the upgrade takes to pay for itself.
CALCULATORPower Bank Flight-Capacity Checker
Convert a power bank's milliamp-hours to watt-hours and get a straight verdict against the airline carry-on limits before you reach the gate.
CALCULATORHome Energy Savings Calculator
Test an energy upgrade before you buy: annual saving, payback years, the ten-year net with rising tariffs, and the break-even the invoice has to beat.