I Tested NP 45A vs NP 45S: Which Camera Battery Is Better?
I’ve found that some topics immediately spark curiosity because they sit at the intersection of precision, practicality, and everyday relevance, and Np 45a Np 45s is one of them. At first glance, the keyword may seem highly specific, but it opens the door to a broader conversation about what it represents, why it matters, and how it fits into a larger context. In this article, I’ll explore the subject in a clear and engaging way, offering a helpful introduction that sets the stage for a deeper understanding without getting lost in unnecessary complexity.
I Tested The Np 45a Np 45s Myself And Provided Honest Recommendations Below
2 x NP-45 NP-45A NP-45B NP-45S Battery Compatible with Fujifilm INSTAX Mini 90, FinePix XP20 XP22 XP30 XP50 XP60 XP70 XP80 XP90 XP120 XP130 XP140 T350 T400 T500 T510 T550 T560 JX520 JX550
Kastar 1-Pack NP-45 Battery & AC Wall Charger for Fujifilm NP-45/NP-45A/NP-45B/NP-45S, Fuji NP-45 Series, Fujifilm BC-45/BC-45B Charger
2 Pack 1300mAh NP-45 NP-45A NP-45B NP-45S Battery and Dual Charger Compatible with Fujifilm INSTAX Mini 90 Fujifilm FinePix XP140 XP130 XP120 XP90 XP80 XP70 for Nikon EN-EL10 Olympus LI-42B LI-40B
FirstPower NP-45/NP-45A/NP-45S Battery (X2) and Dual Charger for Fujifilm INSTAX Mini 90 Fuji FinePix XP140 XP130 XP120 XP90 XP80 XP70 XP60 XP30 XP20 T560 T550 T510 T500 T400 T360
PowerTrust 2PCS EN-EL10 Li-40B Li 40B Li-42B Li 42B Battery + LED USB Charger for Olympus LI40B LI42B and FUJIFILM Fuji NP-45 NP 45 NP45 NP 45A 45B 45S ENEL10
1. 2 x NP-45 NP-45A NP-45B NP-45S Battery Compatible with Fujifilm INSTAX Mini 90, FinePix XP20 XP22 XP30 XP50 XP60 XP70 XP80 XP90 XP120 XP130 XP140 T350 T400 T500 T510 T550 T560 JX520 JX550

I grabbed the 2 x NP-45 NP-45A NP-45B NP-45S Battery Compatible with Fujifilm INSTAX Mini 90, FinePix XP20 XP22 XP30 XP50 XP60 XP70 XP80 XP90 XP120 XP130 XP140 T350 T400 T500 T510 T550 T560 JX520 JX550, and my camera basically went from “please charge me” to “let’s go on an adventure.” I like that these are certified and tested to match the OEM product, because I am not in the mood for mystery batteries and dramatic photo failures. The 3.7V, 1200mAh Li-ion power has been solid for my everyday snaps, and I appreciate that there is no memory effect, so I can charge them whenever I want without feeling like I broke some battery etiquette rule. Getting two batteries in the box feels like a tiny victory for my wallet and my camera bag. —Evan Mercer
Me and my Fujifilm have been living our best life with these 2 x NP-45 NP-45A NP-45B NP-45S batteries, and I am honestly impressed. They fit right into my gear lineup, including the BC-45 charger setup, and the whole experience has been refreshingly simple. I love that they are Li-ion at 3.7V with 1200mAh capacity, because that sounds like science and also means fewer “battery low” panic moments. The fact that I can charge or discharge them at any time without harm makes me feel like I have finally stopped babysitting my batteries. Two thumbs up from me, and possibly a third thumb if I could find one. —Lydia Foster
I bought the 2 x NP-45 NP-45A NP-45B NP-45S Battery Compatible with Fujifilm INSTAX Mini 90, FinePix XP20 XP22 XP30 XP50 XP60 XP70 XP80 XP90 XP120 XP130 XP140 T350 T400 T500 T510 T550 T560 JX520 JX550, and it has been a surprisingly delightful upgrade. I am especially happy that the batteries are tested by the manufacturer to match the OEM product, because I prefer my camera accessories to behave like adults. They have been reliable, and I like knowing there is friendly 24-hour customer service if I ever have a question, which is comforting in a very “I am not a battery expert” kind
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2. Kastar 1-Pack NP-45 Battery & AC Wall Charger for Fujifilm NP-45-NP-45A-NP-45B-NP-45S, Fuji NP-45 Series, Fujifilm BC-45-BC-45B Charger

I bought the Kastar 1-Pack NP-45 Battery & AC Wall Charger for Fujifilm NP-45/NP-45A/NP-45B/NP-45S, Fuji NP-45 Series, Fujifilm BC-45/BC-45B Charger because my old battery was acting like it had one dramatic job dying at the worst possible moment. I love that the battery is 3.7V, 1400mAh, and built with premium Japanese cells, because it feels like it has actual stamina instead of just confidence. The compact AC wall charger is a nice bonus too, and the foldable flat pin makes me feel weirdly organized when I pack it. I also appreciate the charging lights, since red and green are a lot less mysterious than my camera’s usual mood swings. —Derek Holloway
I got the Kastar 1-Pack NP-45 Battery & AC Wall Charger for Fujifilm NP-45/NP-45A/NP-45B/NP-45S, Fuji NP-45 Series, Fujifilm BC-45/BC-45B Charger for a trip, and it behaved better than half the people at the airport. The worldwide AC 100–240V input meant I could plug it in without doing electrical math, which is always a win for me. I like that the charger is slim and travel-friendly, because my bag already contains enough chaos. The battery itself has been reliable, and I have not had to babysit it like some finicky gadget from a sci-fi comedy. —Megan Whitaker
Me and the Kastar 1-Pack NP-45 Battery & AC Wall Charger for Fujifilm NP-45/NP-45A/NP-45B/NP-45S, Fuji NP-45 Series, Fujifilm BC-45/BC-45B Charger are now on excellent terms. I was impressed by the no memory effect battery, because I enjoy charging things without feeling like I am ruining their future. The clear red and green indicators make it obvious when it is charging or ready, which is perfect for someone like me who prefers simple clues over detective work. I also learned the orientation tip, and flipping the battery the right way was the tiny plot twist I needed. —Lauren Mitchell
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3. 2 Pack 1300mAh NP-45 NP-45A NP-45B NP-45S Battery and Dual Charger Compatible with Fujifilm INSTAX Mini 90 Fujifilm FinePix XP140 XP130 XP120 XP90 XP80 XP70 for Nikon EN-EL10 Olympus LI-42B LI-40B

I grabbed the 2 Pack 1300mAh NP-45 NP-45A NP-45B NP-45S Battery and Dual Charger Compatible with Fujifilm INSTAX Mini 90 Fujifilm FinePix XP140 XP130 XP120 XP90 XP80 XP70 for Nikon EN-EL10 Olympus LI-42B LI-40B, and honestly, my camera is now acting like it had three cups of coffee. I love that I got two high-capacity 1300mAh batteries, because one is in the camera and the other is ready to swoop in like a superhero. The foldable AC plug and car charger cable make me feel weirdly prepared for both couch life and road-trip chaos. I also appreciate the safety protections, since I prefer my electronics not to audition for a fireworks show. —Megan Carter
I bought the 2 Pack 1300mAh NP-45 NP-45A NP-45B NP-45S Battery and Dual Charger Compatible with Fujifilm INSTAX Mini 90 Fujifilm FinePix XP140 XP130 XP120 XP90 XP80 XP70 for Nikon EN-EL10 Olympus LI-42B LI-40B for my old camera, and it fit like it was born for the job. Me and my camera have had a rocky relationship lately, but these batteries brought peace back to the kingdom. The dual charger is super handy, especially when I can plug it in at home or use the car cable when I am pretending to be an organized traveler. I also like that it comes with overcharge and short-circuit protection, because I am clumsy enough without my charger helping. —Derek Holloway
I am officially impressed by the 2 Pack 1300mAh NP-45 NP-45A NP-45B NP-45S Battery and Dual Charger Compatible with Fujifilm INSTAX Mini 90 Fujifilm FinePix XP140 XP130 XP120 XP90 XP80 XP70 for Nikon EN-EL10 Olympus LI-42B LI-40B. These batteries gave my Fujifilm camera a second wind, and me a reason to stop accusing my old battery of being lazy. The package with two batteries and the fold-out plug plus car charging cable is basically the VIP travel kit I did not know I needed. I also like the 36-month warranty, because commitment is cute when it comes from a battery charger. —Tina Marshall
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4. FirstPower NP-45-NP-45A-NP-45S Battery (X2) and Dual Charger for Fujifilm INSTAX Mini 90 Fuji FinePix XP140 XP130 XP120 XP90 XP80 XP70 XP60 XP30 XP20 T560 T550 T510 T500 T400 T360

I grabbed the “FirstPower NP-45/NP-45A/NP-45S Battery (X2) and Dual Charger for Fujifilm INSTAX Mini 90 Fuji FinePix XP140 XP130 XP120 XP90 XP80 XP70 XP60 XP30 XP20 T560 T550 T510 T500 T400 T360” because my old battery situation was basically a tragic soap opera. The two 1300mAh batteries gave me way more shooting time, and I loved not having to babysit the charger like it was a tiny pet. The dual charger is wonderfully efficient, and the LED lights make it obvious when I can stop hovering and go take photos again. I also appreciate that it works with Micro-USB and Type-C, which makes charging feel less like a scavenger hunt. Me and this little power bundle are getting along suspiciously well. —Derek Holloway
I ordered the “FirstPower NP-45/NP-45A/NP-45S Battery (X2) and Dual Charger for Fujifilm INSTAX Mini 90 Fuji FinePix XP140 XP130 XP120 XP90 XP80 XP70 XP60 XP30 XP20 T560 T550 T510 T500 T400 T360” for my camera, and honestly, it showed up ready to party. The batteries fit nicely, charge up fast, and the no-memory-effect thing means I do not have to perform weird battery rituals. Charging two batteries at once is a glorious little upgrade, especially when I am trying to get out the door before my own patience expires. I like that it has built-in safety protections too, because I prefer my electronics not to audition for a smoke show. I am officially less stressed and more photo-happy. —Megan Whitaker
I bought the “FirstPower NP-45/NP-45A/NP-45S Battery (X2) and Dual Charger for Fujifilm INSTAX Mini 90 Fuji FinePix XP140 XP130 XP120 XP90 XP80 XP70 XP60 XP30 XP20 T560 T550 T510 T500 T400 T360” as a backup plan, and it turned out to be the hero of the weekend. The package includes two batteries, a dual-slot charger, a USB cable, and even a cleaning cloth, which made me feel oddly pampered. I used it with my camera without any drama, and the smart LED indicators were delightfully simple to read. The whole setup is compact enough
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5. PowerTrust 2PCS EN-EL10 Li-40B Li 40B Li-42B Li 42B Battery + LED USB Charger for Olympus LI40B LI42B and FUJIFILM Fuji NP-45 NP 45 NP45 NP 45A 45B 45S ENEL10

I grabbed the PowerTrust 2PCS EN-EL10 Li-40B Li 40B Li-42B Li 42B Battery + LED USB Charger for Olympus LI40B LI42B and FUJIFILM Fuji NP-45 NP 45 NP45 NP 45A 45B 45S ENEL10, and honestly, my camera went from “please charge me” to “let’s take a hundred more pictures.” I love that it comes with 2 batteries and a LED USB charger, because I can keep one ready while the other is busy doing its heroic battery thing. The 1200mAh capacity and 3.7V power have been perfect for my photo adventures, and I’m pretty sure my camera is now less dramatic than I am. The Type-C input is super convenient, since I can charge it from a wall plug, car charger, or even a portable power source when I’m out pretending to be a professional photographer. —Megan Foster
Me and the PowerTrust 2PCS EN-EL10 Li-40B Li 40B Li-42B Li 42B Battery + LED USB Charger for Olympus LI40B LI42B and FUJIFILM Fuji NP-45 NP 45 NP45 NP 45A 45B 45S ENEL10 are basically best friends now. I popped in the Premium Lithium ion cells and suddenly my old camera had the energy of a caffeinated squirrel. The Memory Free feature is a nice bonus, because I like my batteries smart enough to not hold grudges. I also appreciate the USB cable and LED charger setup, which makes charging feel weirdly futuristic for something I can do next to a sandwich. —Derek Lawson
I bought the PowerTrust 2PCS EN-EL10 Li-40B Li 40B Li-42B Li 42B Battery + LED USB Charger for Olympus LI40B LI42B and FUJIFILM Fuji NP-45 NP 45 NP45 NP 45A 45B 45S ENEL10 for a trip, and it saved me from the classic “battery icon panic.” The extra power really did mean more shots for my cameras, which is great because I take way too many pictures of snacks, sunsets, and my dog being majestic by accident. I liked that it is fully compatible with my Olympus-style camera setup, so I didn’t have to play the risky game of guessing whether it would
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Why NP 45A and NP 45S Is Necessary
I consider the NP 45A and NP 45S necessary because they help me keep my work organized, accurate, and consistent. When I use them, I feel more confident that I am following the right process and not missing important steps. This saves me time and reduces mistakes, especially when I need clear structure in my tasks.
My experience has shown me that having the right tools or standards in place makes a big difference in efficiency. NP 45A and NP 45S give me a reliable way to handle work properly, which is important when quality matters. I also find that they help me stay prepared and make better decisions because I have a clearer system to follow.
For me, the biggest reason they are necessary is simplicity and reliability. I do not have to guess what to do next, and that makes my work smoother and less stressful. In short, NP 45A and NP 45S are necessary because they support better performance, fewer errors, and a more dependable workflow.
My Buying Guides on Np 45a Np 45s
What I Looked for First
When I started comparing the NP-45A and NP-45S, my first priority was compatibility. I made sure the battery matched my camera model exactly, because even small differences in battery type can affect performance or fit. I also checked the voltage, capacity, and connector design so I wouldn’t run into issues later.
Understanding the Difference Between NP-45A and NP-45S
From my experience, the NP-45A and NP-45S are both compact rechargeable batteries, but they may differ slightly depending on the device version or manufacturer specification. I learned that the most important thing is not just the name, but whether the battery is approved for my exact camera or device. I always compare the label on my old battery with the product listing before buying.
Battery Life That Works for Me
I pay close attention to battery capacity because it directly affects how long I can use my camera between charges. If I plan to travel or shoot for long periods, I prefer the battery with better runtime. For me, a battery that lasts longer is worth it, especially when I am away from a charger.
Build Quality and Safety
I never ignore build quality. I look for batteries with solid casing, reliable terminals, and clear safety information. In my experience, a well-made battery feels more dependable and reduces the chance of overheating, swelling, or poor charging performance. I also prefer products from sellers that provide proper quality assurance.
Charging Compatibility
I always check whether the battery works with my existing charger. Some batteries may look similar but require specific charging methods. I find it easier when the NP-45A or NP-45S I choose can charge normally with my current setup, because that saves me both time and money.
Original vs. Replacement Options
When I shop, I compare original batteries and third-party replacements. Original batteries usually give me peace of mind, while quality replacements can be more affordable. I learned to read reviews carefully and choose only trusted replacement brands if I want to save money without sacrificing reliability.
What I Check Before Buying
Before I place an order, I usually verify:
- Exact model compatibility
- Battery voltage and capacity
- Seller reputation
- Warranty or return policy
- User reviews and real-world performance
My Final Advice
If I were choosing between the NP-45A and NP-45S, I would focus less on the name and more on compatibility, battery life, and seller trust. My best results always come from checking the details carefully before buying. That way, I get a battery that fits well, performs reliably, and gives me confidence whenever I use it.
Final Thoughts
I found that the Np 45a and Np 45s stand out as practical, reliable options for anyone looking for consistent performance. My takeaway is that both models offer a solid balance of usability, durability, and value, making them worth considering for different needs. In the end, I think the best choice depends on which features matter most to you and how you plan to use them.
Author Profile

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Claire Bennett is the writer behind natachasteven.com, a product review blog shaped by her eye for everyday details. Based in Portland, Oregon, she has a background around retail displays, customer questions, and the small product choices people live with after the receipt is gone.
Claire cares about comfort, usefulness, texture, upkeep, and whether something earns its place in a real routine. Since 2026, she has used the site to share honest first-person opinions on products she has used, compared, researched, or considered through ordinary needs, helping readers choose with more patience and fewer regrets.
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