Energy
Off-grid power, portable stations, solar setups, fuel storage, and grid-down priorities. The category where buying smart means understanding watt-hours, not just brand names.
Showing 263 videos · runtime 5–15 min
Top picks in Energy
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Are the Specs Lying?
Real-world solar charging test reveals the gap between manufacturer specs and actual power delivery into a portable power station.
How Many Batteries Do You Need for a 5000W Inverter?
Thirteen-minute walkthrough: sizing batteries for a 5000W inverter on a 48V system, calculating current draw, BMS ratings, wiring diagrams, and proper fusing for safety.
Using a Generator to Run Air Conditioner at My Cabin
Six-minute hands-on test running a window AC unit from a portable generator at an off-grid cabin, covering power requirements and real-world performance.
I Saved Over J$1.35 Million By Going Solar – My Real System Cost & Savings
Real-world off-grid solar installation: system design, equipment costs, payback period, and actual savings in Jamaica; includes panel array specs and inverter/battery details.
Water Cooling a 100 Amp MPPT Charge Controller: DIY Thermal Management Test
Practical walkthrough of water-cooling modifications on a high-amperage solar charge controller to reduce operating temperature and improve reliability in off-grid systems.
What's Inside the New PowMr 48V 240V Split Phase Off-Grid Inverter? A Deep Dive Review
Nine-minute teardown of a hybrid solar inverter's internals, architecture, and trade-offs; how one homesteader plans to integrate it into a 48V off-grid system to power 240V loads.
What Happens When Fake Oil Prices Meet Reality? Hard Times
Analysis of artificial oil-price suppression and the household energy and inflation risks when market correction arrives.
This 25 Lb Battery Ran My Fridge For How Long?
Real-world runtime testing of a 1024Wh portable power station running refrigerators, freezers, and simultaneous appliances during outages.
How to Prepare a UK Blackout Kit for Under £50
Eight-minute walkthrough of essential blackout-kit items—power alternatives, emergency food, heating, and critical gear—assembled for under £50 in the UK market.
18kW Battery Cycling Machine: No Battery is Safe
Learn how industrial battery testing equipment reveals failure modes and safety risks across lithium battery chemistries and brands.
Is Your 100Ah Battery Really 100Ah? Here's How to Test It
Seven-minute walkthrough on capacity-testing LiFePO4 batteries using a $20 shunt, covering setup, discharge procedure, and interpreting results.
The Redodo LiFePO4 320Ah Battery: Unboxing, Specs, and Solar Testing
Eight-minute review of a 320Ah LiFePO4 battery system: specifications, unboxing, real-world solar charging test, and practical applications for off-grid radio stations and home backup power.
Inside the EG4 314Ah Battery: Full Teardown & Capacity Test
Teardown and real-world capacity testing of the EG4 314Ah wall-mount battery, examining build quality, components, and performance for off-grid solar systems.
America's Biggest Data Center Is Dead — Your Rate Hike Is Permanent
How canceled infrastructure projects allow utilities to pass losses to consumers: the regulatory mechanisms behind rising electricity bills across 13 states.
Can This Solar System Power an Entire House? Load Test!
Real-world load test of a 4.78kW off-grid solar system: how much power common household appliances actually draw, battery behavior under load, and what size system you need.
Off-Grid Power Outage Lifesaver? T-SUNiceM 16" Solar Powered Fan Review (TS-F6120-D16-BK)
Unboxing and real-world battery capacity test of a 16-inch solar-powered fan, evaluating its viability for off-grid power scenarios.
Does the Peakdo Link Power 2 Actually Solve Starlink Mini's Biggest Problem?
Eight-minute hands-on review comparing Peakdo Link Power V1 and V2 portable batteries, field-tested with Starlink Mini on a road trip, covering specs, charging, and real-world performance.
Will This Power Bank Save You During a Forced Evacuation? | Jackery HP2000 Plus
Evaluate portable power solutions for multi-day evacuations when grid failure forces you to leave home.
Final Battleborn Video: Overheating Cells
Troubleshoot lithium battery thermal management issues in off-grid solar systems and learn preventive maintenance strategies.
Grid Failure: Dangerous Heat Waves Will Stress The Grid And Triple Energy Costs
Analysis of how extreme heat waves threaten electrical grid stability, examining vulnerabilities in US power infrastructure and recent near-collapse incidents.
Installing a 76-Year-Old Vintage Wedgewood Cook Stove: Testing Everything
Step-by-step installation and functionality testing of a restored vintage wood cooking and heating stove in an off-grid mountain homestead.
I Built This to Power My Entire House!
Ten-minute walkthrough of a DIY off-grid solar system using four server-rack batteries, a 3kW inverter, and solar panels—component selection, wiring, and month-long real-world performance testing.
The First Hour Decides Everything in a Power Outage
Seven-minute walkthrough of immediate actions and gear priorities during the first hour of a power outage, covering communication, cooling, food safety, and carbon monoxide risks.
Battleborn Batteries 9 Year Test: Capacity Degradation Analysis
Long-term capacity test of Battleborn lithium batteries over 9 years at various discharge rates.
The Cheapest Way to Buy Solar Panels (Per Watt)
Comparison of solar panel costs per watt across 100W to 590W sizes from 10 brands, with bulk pricing tiers and real-world sourcing options.
How To Test a 12V Lithium Battery: Beginner Friendly! Voltage/Internal Resistance/Capacity and More
Learn to measure voltage, internal resistance, and capacity on 12V lithium batteries using affordable test equipment.
Convert Any Fan Into a Free Air Conditioner | DIY AC That Actually Works
Nine-minute walkthrough of a no-electricity cooling hack using a fan and frozen water bottles to drop room temperature during heat emergencies.
Solar Mini Split After 1 Year: Did It Survive a Texas Summer? | EG4 12K Review
One-year real-world performance review of the EG4 12K hybrid mini-split on an off-grid system in Texas heat and cold, covering efficiency, noise, features, and whether it's worth the investment.
I Read the NEC for Solar Systems: This Is What I Learned
Eight-minute breakdown of NEC Articles 690, 705, 706, and 710 covering rapid shutdown, arc fault protection, disconnects, grounding, battery ventilation, and labeling for DIY solar installs.
Why Is AC Illegal in Europe?
Explore European regulations restricting air conditioning and their implications for home comfort and energy resilience.
Battleborn Battery Caught on Fire: Thermal Failsafe Failure
Real-world failure analysis of a lithium battery thermal protection system and implications for DIY solar power storage safety.
Turn Any Fan into 65° Air -- My $0 DIY Cooling Hack
Twelve-minute walkthrough of a DIY evaporative cooling setup using a fan and ice bottles to lower room temperature during heat waves or power outages.
Is This Budget Server Rack Battery Actually a Grade?
Teardown and full-capacity bench test of the Weize 48V 100Ah server rack battery to assess internal build quality and performance under load.
AIVOLT 1750 Generator: Features, Price, and Performance
Seven-minute hands-on review of a portable generator option for camping and emergencies, covering noise level, ease of use, and efficiency.
How Big Should Your Solar Battery Be?
Step-by-step method for sizing battery storage in off-grid and grid-tied solar systems, with real cabin example and LiFePO4 considerations.
Easy fire-starting devices if the grid goes down
Nine-minute walkthrough of accessible fire-starting methods to have on hand for warmth and cooking when the power is out.
I Own Bigger Power Stations… But I Always Grab This One
One-year real-world review of the Jackery Explorer 1000 v2: battery degradation, solar charging performance, and practical home-project use cases.
Improved Power Inverter Cooling - 3 Simple Methods With Fans
Three practical methods to boost DC-AC inverter cooling efficiency: adding brushless fans, using diodes, and passive airflow design for off-grid systems.
48V DC Oven for Off-Grid Cooking: Building a Streamlined Solar Power Kitchen
Demonstration of a DIY 48V DC oven integrated into a low-voltage off-grid solar system for cooking without grid dependence.
100 Amp MPPT Solar Charge Controller Review - MakeSkyBlue Updated Design Test
Teardown and bench test of a 100-amp MPPT solar charge controller, examining design improvements, terminal sizing, and thermal performance for off-grid systems.
BougeRV T1 & CL03 Camping Lantern
Review and comparison of two battery-powered camping lanterns for emergency lighting and off-grid use.
28 Bypass Diodes: Does the Renogy ShadowFlux Actually Work?
Technical breakdown of how the Renogy ShadowFlux panel uses 28 bypass diodes to maintain power output under partial shading, with MPPT testing and voltage calculations for different system voltages.
How to Survive a Grid Failure That Doesn't End
EMP threat overview and practical steps to build water, food, and power redundancy in your home when the grid fails for months.
Don't Melt Your Battery Cables: Server Rack Wire Sizing Guide
Nine-minute walkthrough on choosing the correct wire gauge for off-grid battery systems to prevent voltage drop and fire risk.
Bulk, Absorption, and Float Settings Explained for MPPT Charging
How MPPT charge controllers manage battery charging in three phases: bulk, absorption, and float. Practical voltage settings for LiFePO4 systems.
12V 300Ah LFP Battery Buyers Guide! Top Sellers Tested!
Comparative testing and performance analysis of 12V LFP batteries from major manufacturers to inform purchasing decisions.
Fast and Easy Saw Buck: Build This Bushcraft Tool in 5 Minutes
Eight-minute walkthrough building a firewood-cutting saw buck from found materials on-site, for safer and faster wood processing at camp or homestead.
Battleborn Batteries Thermal Failsafe Failure
Learn why Battleborn lithium batteries can overheat dangerously and how to identify failure modes before meltdown occurs.