How To Charge Your MacBook Without Charger?
By Robert Jones · 2022-05-07
Right then, let's talk about keeping your MacBook alive when the bloomin' charger goes missing or packs up. It's happened to us all, hasn't it? That sinking feeling when you're down to 5% and your power brick is nowhere to be found. I'll show you how to keep it juiced up, even without the original charger.
Right then, let's talk about keeping your MacBook alive when the bloomin' charger goes missing or packs up. It's happened to us all, hasn't it? That sinking feeling when you realise you're down to 5% and your power brick is nowhere to be found. Being an audio engineer, my Mac is pretty much my lifeblood – recording, mixing, editing, even just writing these reviews – so a dead machine is a disaster, plain and simple. Now, I don't usually get involved with computer tech reviews on SpeakersMag, but this is a practical problem that crops up more often than you'd think, especially if you're hauling gear between studios, gigs, or even just from the workshop to the living room. So, while I usually focus on watts and impedance, today we're bending the rules a bit to save your bacon. **Quick Verdict: It's possible, but rarely as simple or quick as you'd hope; USB-C PD is your best bet.**  *How To Charge Your MacBook Without Charger? — tested in the SpeakersMag workshop.* ## Why Even Bother With This Faff? Honestly, I'd always recommend just carrying your proper charger. It’s designed for the job, delivers the right power, and is the most efficient way to keep your MacBook juiced up. But life, eh? It throws curveballs. I remember being up in Manchester for a speaker demo, staying in a hotel that seemed to eat power bricks – my Magsafe just vanished. Luckily, I had a decent power bank for my phone that day, which saved me from missing a deadline. ### Lost or Damaged Charger This is the most common one. You’ve either left it somewhere, or the cable's frayed to bits, or the brick's decided to pack it in. Apple chargers aren't exactly cheap to replace quickly, especially if you're on the road. A quick fix can be a lifesaver until you can get a new one delivered or pop down to the Apple Store (or, more likely for me, some third-party shop in Bristol that charges a fortune). ### Travel Emergencies Airport security, cramped bags, forgetfulness after a long flight… I’ve seen it all. Sometimes you just need a few extra hours to finish off an edit or send an important email before you can get to a proper power source. Hotels often have USB ports, but they're usually for phones, not power-hungry MacBooks. ### Power Outages Less common, but when the power goes out, having a backup plan for your laptop is sensible. I've got a decent UPS for my main studio rig, but for a laptop, a robust power bank is your go-to. Helps keep the music playing, even if the lights are off. ## The Realities of Charging Without the Original Charger Right, let's manage expectations here. You're not going to get the same charging speed as the dedicated Apple brick. Forget about rapid charging, most of these methods are for slow, steady top-ups or just keeping your machine from dying outright. Think of it as life support, not an adrenaline shot. And not all MacBooks are created equal. Older models with MagSafe are a right pain. Newer ones with USB-C? Much, much easier. Apple has, in a rare moment of standardisation, made things a bit simpler for us with USB-C Power Delivery (PD). ### The Key: USB-C Power Delivery (PD) If your MacBook has a USB-C port (which pretty much all modern ones do, going back to 2015), you're in luck. USB-C PD is the standard that allows devices to negotiate higher power levels over a USB-C cable. We're talking anything from 5W up to 100W, sometimes even more with specific extended cables. This is what you need to look for when considering any alternative charging method. **Important:** Not all USB-C ports or cables are PD-enabled. A cheap charging cable for your phone might look the same, but it won't necessarily deliver enough juice to your MacBook. Always check the specs. You need a cable rated for high wattage, usually 60W or 100W. ## Method 1: Using a USB-C Power Bank This is, without a doubt, your best bet for portable charging without the original brick. I always have a couple of decent power banks knocking about for my phone, headphones, and often, my smaller MacBook Air. ### What You Need: * **A Power Bank with USB-C Power Delivery (PD) Output:** This is crucial. It needs to be able to output at least 30W for smaller MacBooks (like a MacBook Air or 13-inch MacBook Pro) or 60W+ for larger Pros. More is always better. Look for "PD" or "Power Delivery" clearly advertised on the power bank. * **A USB-C to USB-C Cable:** Again, it needs to be rated for Power Delivery, ideally 60W or 100W. Don't skimp here; a flimsy cable will limit the power transfer. ### How it Works: 1. Connect the USB-C cable to the power bank's PD output port. 2. Connect the other end to any USB-C port on your MacBook. 3. Your MacBook should start charging. Check the battery icon in the menu bar. ### Robert's Take: I've had great success with these. My Anker PowerCore III Elite (25600mAh, 87W PD) has saved my bacon more times than I can count. It's a bit bulky, mind, weighs about 600g, but it can fully recharge my 14-inch MacBook Pro once, sometimes with a bit left over. It's not cheap, about £100-£120, but worth every penny for peace of mind. For smaller MacBooks, something like a 20,000mAh with 45W PD output is often enough and a bit lighter. **Who it's for:** * Frequent travellers * Anyone working remotely or away from power outlets * Students lugging their laptops around campus * People who want a reliable backup in emergencies **Who should skip it:** * If you rarely leave the house with your MacBook * If your MacBook is an older, MagSafe-only model (though some power banks have MagSafe cables available, they are rare and often proprietary) **Pros:** * Truly portable power source * Can fully recharge most MacBooks at least once * Versatile for charging other USB-C devices **Cons:** * Can be expensive for high-capacity/high-wattage models * Adds bulk and weight to your bag * Slower than a dedicated wall charger, especially if you're also using the MacBook heavily ## Method 2: Using a USB-C Car Charger If you're often on the road, a good car charger can be a lifesaver. This is especially true for me when I'm driving between speaker manufacturers or picking up gear. You'd be surprised how much juice you can get from your car's 12V socket these days. ### What You Need: * **A Car Charger with USB-C PD Output:** Similar to the power bank, this needs to be able to deliver sufficient wattage. Again, 30W minimum for smaller MacBooks, 60W+ for larger ones. Make sure it explicitly states "Power Delivery" or "PD". * **A USB-C to USB-C Cable:** High-wattage rated, just like before. ### How it Works: 1. Plug the car charger into your car's 12V accessory socket (the "cigarette lighter" socket, as we used to call them). 2. Connect the USB-C cable to the car charger's PD port. 3. Plug the other end into your MacBook. ### Robert's Take: I've got a Belkin BoostCharge car charger that kicks out 60W via USB-C PD. It's been brilliant for long drives. It won't charge as fast as at home, but it easily keeps my 14-inch Pro topped up while I'm using it for navigation or catching up on emails during a break. It cost me about £30-£40, which is a fair price for the convenience. Just be mindful not to drain your car battery if you're charging with the engine off for extended periods – though most modern cars have protection for that. **Who it's for:** * Road warriors, delivery drivers, anyone who spends a lot of time in their vehicle * Campers or those who work from remote locations with vehicle access **Who should skip it:** * City dwellers who mostly use public transport * People who don't own a car or rarely drive **Pros:** * Convenient for charging on the go in a vehicle * Relatively inexpensive compared to a power bank * Can keep your MacBook running on longer journeys **Cons:** * Requires a car to function * Limited by the car's power output and your driving time * Slower than a wall charger ## Method 3: Using a USB-C Wall Charger (for Phones/Tablets) Sometimes, you just need a quick top-up, and you might have a powerful USB-C phone or tablet charger lying around. This can work in a pinch, but it's often the slowest option. ### What You Need: * **A USB-C Wall Charger with PD:** This is key. A standard 5W iPhone charger won't cut it. You need something that outputs at least 18W, ideally 30W+. Many modern Android phone chargers (like for Samsung, Google Pixel) or tablet chargers (like for an iPad Pro) are 30W or more. * **A USB-C to USB-C Cable:** High-wattage rated, as always. ### How it Works: 1. Plug the USB-C wall charger into a mains socket. 2. Connect the USB-C cable to the charger's PD port. 3. Plug the other end into your MacBook. ### Robert's Take: I once forgot my MacBook charger at a B&B in Cornwall. All I had was my iPad Pro's 30W charger. It was slow, excruciatingly slow, but it kept my 13-inch MacBook Pro from dying while I wrote up some notes. It won't aggressively charge your MacBook while you're using it for heavy tasks, but it will certainly slow down the discharge or even offer a trickle charge if the laptop is sleeping or lightly used. Don't expect miracles, but it's better than nothing. **Who it's for:** * Anyone in a bind with no other options * People needing to slow down battery drain rather than rapid charging * If you already own a powerful USB-C phone/tablet charger **Who should skip it:** * Those needing fast charging * If your only spare charger is a low-wattage one (e.g., 5W-10W) **Pros:** * Uses equipment you might already own * Can provide a slow, steady charge * No additional cost if you have the right gear **Cons:** * Often very slow charging speeds * May not be enough to charge while heavily using the MacBook * Requires a mains socket ## Method 4: Using a Portable Power Station (Power Bank's Bigger Brother) Now, if you're really serious about off-grid power, or you need to charge more than just your MacBook, a portable power station is the way to go. Think of them as giant power banks, often with AC outlets, USB-C PD, and even car ports. ### What You Need: * **A Portable Power Station:** Look for one with at least one 60W+ USB-C PD output, or even better, an AC outlet that can handle your MacBook's original charger. Brands like Jackery, Anker, EcoFlow make some cracking units. * **USB-C to USB-C Cable (for PD) OR your original MacBook charger (for AC outlet):** Depending on the ports available. ### How it Works: 1. If using USB-C PD: Connect the USB-C cable from the power station's PD port to your MacBook. 2. If using an AC outlet: Plug your MacBook's original charger into the power station's AC outlet, then plug your MacBook into its original charger. ### Robert's Take: I use a smaller EcoFlow River Mini for field recordings sometimes. It's not something you'd throw in your backpack for a daily commute, but for a weekend away or if the studio power decides to play up, it's fantastic. It's got a couple of AC outlets and a 100W USB-C PD port. You can plug your MacBook's original charger straight into it, which is super convenient, or just use a USB-C cable if you only need the laptop. Expect to pay £250-£500+ for a decent one, so it's an investment, but if you need serious portable power, there's no beating it. **Who it's for:** * Outdoor enthusiasts, campers, photographers/videographers on location * Anyone needing robust backup power during outages * Users who need to charge multiple devices (including high-power ones) simultaneously **Who should skip it:** * Those on a tight budget * People who only need to charge their MacBook occasionally * If portability is your absolute top priority (these are heavier) **Pros:** * Huge power capacity, often multiple MacBook charges * Versatile with AC, DC, and USB outputs * Can power other mains-powered devices **Cons:** * Expensive * Bulky and heavy * Overkill for simple MacBook charging needs ## Methods for Older MagSafe MacBooks (Pre-USB-C) Right, if you're still rocking a MacBook with the old MagSafe 1 or MagSafe 2 connector, things get a bit trickier. USB-C PD is out for direct charging. Your options are limited, and often involve adapters. ### Option A: DC-to-MagSafe Adapters Some manufacturers used to make adapters that would plug into a car's 12V socket and convert it to MagSafe. They're rare now, and often not very efficient. You might find a few on eBay, but I wouldn't rely on them. ### Option B: Power Banks with AC Outlets Your best bet here is a portable power station (like Method 4 above) with an AC outlet. You then plug your original MagSafe charger into the power station, and then into your MacBook. It's clunky, but it works. ### Option C: USB-C to MagSafe Adapters (Proceed with Caution!) There are third-party USB-C to MagSafe adapters available. These plug into a USB-C PD charger (power bank, wall charger, car charger) and have a MagSafe connector on the other end. **Be extremely careful with these.** Quality varies wildly. A bad adapter can damage your MacBook. Always stick to reputable brands, read reviews, and check for certifications. Honestly, I'd probably just save up for a new charger or a new laptop if it came to this. ### Robert's Take on MagSafe Alternatives: Look, if you're still on MagSafe, you're really fighting an uphill battle. The options are either expensive (power stations) or potentially risky (third-party adapters). If your original charger is kaput, I'd strongly recommend just replacing it with another official Apple MagSafe charger. It's less faff and far safer for your precious machine. ## Comparison of Charging Methods (USB-C MacBooks) | Method | Portability | Charging Speed | Cost (£) | Best For | | :---------------------- | :---------- | :------------- | :---------- | :------------------------------------------- | | **Original Apple Charger** | High | Very Fast | £50-£100 | Everyday use, optimal performance | | **USB-C Power Bank** | High | Moderate | £40-£120 | Travel, remote work, emergencies | | **USB-C Car Charger** | Medium | Slow-Moderate | £20-£50 | Long drives, road trips | | **USB-C Phone/Tablet Charger** | High | Very Slow | £0-£40 | Emergency top-ups, slowing discharge | | **Portable Power Station** | Low | Fast (via AC) / Moderate (via USB-C) | £250-£500+ | Off-grid power, multiple devices, emergencies | ## Tips to Conserve Battery Life When Charging Slowly If you're stuck with a slow charging method, every drop of power counts. Here are a few tricks I use: * **Reduce Screen Brightness:** Obvious, but it makes a huge difference. I usually drop it right down. * **Close Unnecessary Apps:** Especially power-hungry ones like video editors, music production software, or even a dozen browser tabs. * **Disconnect Peripherals:** External hard drives, monitors, USB hubs – they all draw power. * **Turn Off Wi-Fi/Bluetooth:** If you don't need them, switch 'em off. Every little helps. * **Enable Low Power Mode:** In macOS System Settings > Battery, there's a "Low Power Mode" option. It throttles performance slightly to save juice. * **Let It Sleep/Shut Down:** The fastest way to charge with a limited power source is to put the MacBook to sleep or shut it down entirely. It uses far less power, allowing more to go into the battery. ## What to Avoid * **Uncertified or Cheap Chargers/Cables:** I can't stress this enough. Don't buy the cheapest no-name charger off an unknown website. You risk damaging your MacBook's battery or, worse, its logic board. Stick to reputable brands like Anker, Belkin, UGREEN, RAVPower, Satechi, or of course, Apple itself. * **Underpowered Chargers for Larger MacBooks:** Trying to charge a 16-inch MacBook Pro with a 30W charger while using it for video rendering is a fool's errand. It won't charge and might even continue to discharge, just slower. Match the wattage as closely as possible to your MacBook's needs (check its original charger for the wattage). * **Attempting to "Hack" Charging:** Forget about trying to jury-rig wires or use strange adapters not designed for power. You'll fry your machine, or worse, start a fire. Just don't. ## My Thoughts on "Gimmick" Solutions Every now and then, you see articles or videos suggesting things like "charging your MacBook with a potato" or "using a solar panel." Honestly, mostly rubbish or highly impractical. * **Potatoes/Fruits:** No. Just no. These might generate a tiny, tiny amount of electricity, but nowhere near enough to charge a laptop. Total myth. * **Solar Panels:** While technically possible, you'd need a significantly large, powerful, and expensive solar panel array (and a sunny day!) to get enough wattage for a MacBook. Small, portable solar chargers are usually for phones and very low-power devices. Not practical for most folks on the go. * **Other Laptops/Phones:** Unless the other laptop or phone specifically supports reverse charging *with Power Delivery at high enough wattage*, you're not going to get anywhere. Most phones only output 5W-15W, which is insufficient. ## FAQ: Keeping Your MacBook Charged Away From Home ### Q: Can I use any USB-C charger for my MacBook? A: Not just *any* one, no. It needs to be a USB-C Power Delivery (PD) charger. Look for "PD" in the specs. The higher the wattage (30W, 60W, 100W), the faster and more effectively it will charge your MacBook. Low-wattage phone chargers (like 5W or 10W) will be extremely slow or might not even charge it at all while it's in use. ### Q: Is it safe to use third-party chargers for my MacBook? A: Generally, yes, if they are from reputable brands known for quality power accessories (e.g., Anker, Belkin, Satechi, UGREEN). Always check reviews and make sure they comply with safety standards. Cheap, unbranded chargers can be risky and potentially damage your battery or laptop. ### Q: How can I tell what wattage my MacBook needs? A: Check your original Apple charger. The wattage (e.g., 30W, 61W, 96W, 140W) is usually printed on the adapter itself. Aim for a third-party charger with a wattage equal to or higher than your original to get optimal charging speeds. Your MacBook will only draw as much power as it needs. ### Q: Will using a lower-wattage charger harm my MacBook battery? A: No, it won't harm the battery. Your MacBook has circuitry to manage power intake safely. However, a lower-wattage charger will charge your MacBook much slower, and it might not be able to charge it at all if you're using the laptop for power-intensive tasks. It might even slowly discharge despite being plugged in. ### Q: What's the best portable option if I need to charge multiple devices, including my MacBook? A: A portable power station is your best bet. They have large capacities, multiple output ports (including high-wattage USB-C PD and sometimes AC outlets), allowing you to charge your MacBook, phone, tablet, and other gear simultaneously. They are heavier and more expensive than a simple power bank, though. ## Final Word So there you have it. Charging your MacBook without its dedicated charger is definitely doable, but it's rarely a perfect solution. For modern USB-C MacBooks, the world of USB-C Power Delivery has opened up a decent range of alternatives – power banks and car chargers being the most practical in my experience. Always prioritise safety and stick to decent, well-known brands. Don't try any dodgy workarounds; your MacBook is too expensive to risk on a flimsy bit of kit. Keep a good quality USB-C PD power bank in your bag, or a robust car charger in your motor, and you'll rarely be caught out. It's all about being prepared, isn't it? Just like having a spare XLR cable, or a decent set of earplugs. Plan ahead, and your MacBook will thank you for it.