"Power box" can mean a few different things, and each serves a different need:

• Car jump starter (jump box): Helps start a 12V vehicle with a weak battery. Many include USB ports, lights, and even air compressors.
• Portable power station: Provides AC outlets and USB ports to run or charge small electronics during camping, tailgates, or short power outages.
• Battery backup (UPS): Keeps essentials like a modem/router or a small desktop running briefly during an outage and adds surge protection.
• Outdoor electrical box/cord cover: Protects extension-cord connections from weather for holiday lights and yard setups.
• Generator inlet box: Provides a connection point for a portable generator; licensed installation is recommended.
• CCTV power supply box: Distributes 12V power to multiple security cameras.

Folks use "power box" for different products. Here are common names you’ll see on product pages:

• Jump starter or jump box: Portable booster for 12V vehicle batteries.
• Portable power station: Rechargeable battery with AC and USB outputs.
• UPS (Uninterruptible Power Supply): Battery backup and surge protection for electronics.
• Outdoor electrical box, weatherproof cord cover, or connection box: Protects plugs and power strips outside.
• Generator inlet box: Exterior port for connecting a generator to transfer equipment.
• Power distribution box (e.g., for CCTV): Central 12V supply with multiple fused outputs.

If you’re unsure, match the product’s intended use and specs (voltage, amps, outlets, IP rating) to your project before buying.

"Plug-in power box" typically refers to a compact device that plugs into a wall outlet to add outlets and/or USB ports, or to provide a small regulated power source. What it can handle varies by its specs:

• Check input range: Many support 90–250V, which helps with wide voltage environments (adapters may still be needed for plug shape).
• Know the max load: Look for watt or amp ratings; these are generally for low-to-moderate draw devices, not space heaters or kitchen appliances.
• Look for safety features: Certifications (like UL/ETL), surge protection, overload and short-circuit protection can offer added reassurance.
• Use case fit: Ideal for charging phones, tablets, or small electronics. Results can vary based on device demand and conditions.

Start with how you’ll use it, then match features:

• Roadside emergencies: A jump starter with adequate peak amps for your engine size; safety clamps, a built-in light, and an air compressor can be handy.
• Camping or outages: A portable power station with enough output watts for your devices and capacity (Wh) for expected runtime; consider AC/USB ports, display, and recharge options (wall, car, solar input).
• Home office backup: A UPS sized by VA/watt rating for your equipment, with enough battery outlets and surge-only outlets.
• Outdoor plug protection: An outdoor electrical box with sufficient size, cable entries, and a weather rating (e.g., IP54).
• Generator hookup: A generator inlet box matched to your generator’s amperage; consult a licensed electrician for selection and installation.

They’re built for different jobs:

• Jump box (car jump starter): Delivers a short burst of high current to start 12V vehicles. It usually includes jumper cables, and may add a flashlight, USB ports, or a tire inflator. It’s not designed to run household appliances for extended periods.
• Portable power station: Provides continuous power through an inverter (AC outlets) and USB ports to run or charge electronics. It’s rated by output watts and battery capacity (Wh) and recharges via wall, car, or sometimes solar input.

If you want emergency starts for a vehicle, a jump box makes sense. If you need to power small devices off-grid or during brief outages, a power station is typically the better fit.