The best battery charger for your Nikon D90 will keep your camera powered up for every shot. Look for a reliable charger that matches your original Nikon EN-EL3e battery, ensuring safe and efficient charging. Having a dependable charger means you never miss a moment because your camera is dead.
Taking great photos with your Nikon D90 is all about being ready when inspiration strikes. But what happens when that little battery icon starts blinking red? It’s a common frustration for photographers, especially when you’re out and about, far from a power outlet. You need a dependable way to get your camera back to life quickly and safely. This guide is here to help you find the perfect battery charger for your Nikon D90. We’ll break down what to look for and how to keep your camera powered up for every adventure.
Why You Need the Right Battery Charger for Your Nikon D90
Your Nikon D90 uses a specific type of battery, the EN-EL3e. Just like you wouldn’t use any old plug for your phone, you need the right charger to keep this battery healthy and working its best. Using the wrong charger can be risky – it might not charge your battery fully, could potentially damage the battery over time, or even create a safety hazard. A good charger ensures that your battery receives the correct amount of power, charges efficiently, and lasts for many shooting sessions to come.
Think of your battery charger as a vital part of your camera’s ecosystem. It’s not just about topping up the power; it’s about maintaining the health of your Nikon D90’s heart – its battery. The EN-EL3e battery is designed for performance and longevity, and a compatible charger respects those design principles.
The Original Nikon MH-18a Charger: A Trusted Companion
When it comes to powering your Nikon D90, the original equipment manufacturer (OEM) option is often the safest and most reliable bet. For the Nikon D90, the official charger is the Nikon MH-18a. This charger is specifically designed to work with the EN-EL3e battery.
Here’s why the MH-18a is a top choice:
Perfect Compatibility: It’s engineered by Nikon for Nikon batteries. This means it delivers the exact voltage and current your EN-EL3e battery needs.
Safety Features: It includes built-in protections against overcharging, overheating, and incorrect battery insertion. These features are crucial for prolonging battery life and preventing accidents.
Reliable Performance: You can count on it to charge your battery fully and consistently.
Durability: Nikon accessories are generally built to last, using quality materials.
While the MH-18a is an excellent choice, it can sometimes be pricier than third-party options. If you’re looking for an alternative, there are reputable third-party chargers available, but it’s vital to choose wisely.
Choosing a Third-Party Battery Charger
If the original Nikon MH-18a isn’t an option for you – perhaps due to cost or availability – there are many third-party chargers that can get the job done. However, this is where a little extra attention to detail is important. Not all third-party chargers are created equal, and choosing a low-quality one could lead to problems.
When looking for a third-party charger for your Nikon D90 (specifically for the EN-EL3e battery), keep these points in mind:
Brand Reputation: Stick with well-known brands that specialize in camera accessories. Companies like Wasabi Power, Digipower, or Neewer often have good reputations.
Certifications: Look for chargers that mention safety certifications like CE, FCC, or RoHS. These indicate that the product has met certain safety and environmental standards.
Customer Reviews: Read reviews from other Nikon D90 users. Pay attention to comments about charging speed, battery health, and any issues encountered.
Features: Many third-party chargers offer dual charging capabilities (charging two batteries at once) or come with car adapters, which can be very convenient.
Warranty: A good warranty is a sign that the manufacturer stands behind their product.
Key Features to Look For in Any Charger
Regardless of whether you choose an OEM or a third-party charger, certain features ensure it’s a smart purchase for your Nikon D90. These features help make charging easier, safer, and more effective.
Charge Indicator Lights: Most chargers have lights that tell you when the battery is charging, nearly full, or fully charged. This is a simple but essential feature.
Compact and Portable Design: If you travel or shoot on location frequently, a charger that’s small and lightweight is a big plus.
AC Adapter and Optional DC (Car) Adapter: While an AC adapter is standard, a charger that includes a DC adapter for your car can be incredibly useful for charging on the go.
Built-in Protection Circuits: As mentioned before, these are vital for preventing damage to your valuable EN-EL3e battery and ensuring safe operation.
Fast Charging Capability (Optional): Some chargers aim to get your battery up to full power faster than others. This can be a lifesaver when you’re in a hurry.
Understanding Your Nikon D90 Battery: The EN-EL3e
Your Nikon D90 uses the Nikon EN-EL3e rechargeable lithium-ion battery. Understanding this battery will help you appreciate why the right charger is so important.
The EN-EL3e is a powerful battery designed to provide ample shooting time for the Nikon D90. Like most modern lithium-ion batteries, it doesn’t suffer from the “memory effect” that older battery types did, meaning you don’t have to fully drain it before recharging. However, improper charging can still degrade its capacity over time.
Key characteristics of the EN-EL3e battery:
Type: Rechargeable Lithium-ion
Voltage: 7.4V
Capacity: Typically around 1500 mAh, though this can vary slightly by manufacturer batch.
Compatibility: Primarily designed for Nikon D90, D80, D70s, D70, D50, D200, D100 (with adapter), and some other Nikon DSLRs. Always double-check compatibility if you’re buying a new battery or charger.
Maintaining the health of your EN-EL3e battery involves not just using the correct charger but also following good battery care practices. Avoid extreme temperatures (hot cars, freezing conditions), and don’t leave the battery discharged for extended periods if possible. A healthy battery, paired with a good charger, means more reliable power for your photography.
What to Look For: Charger Specifications
When you’re comparing chargers for your Nikon D90, you’ll see a few technical specifications. Don’t let them intimidate you! These are simply the details that ensure the charger is the right fit.
Here’s a brief breakdown:
Input Voltage: This is the power coming from your wall outlet. Most chargers designed for the North American market will be 100-240V AC. This “universal voltage” means you can use the charger in many countries without a voltage converter, though you might need a plug adapter.
Output Voltage: This is the voltage the charger supplies to the battery. For the EN-EL3e, this will typically be around 8.4V DC. The charger converts the AC input to the correct DC output.
Output Current (mA or A): This refers to how much current the charger can deliver. A higher current generally means faster charging, but it must be within the battery’s safe limits.
Compatibility List: Crucially, ensure the charger explicitly states it’s compatible with the Nikon EN-EL3e battery and your Nikon D90 camera model.
Example Charger Specifications Table
To help you visualize, here’s a comparison of typical specifications for a Nikon MH-18a and a reputable third-party charger. Note that exact specs can vary slightly between models and regions.
| Feature | Nikon MH-18a (OEM) | Reputable Third-Party Charger |
|---|---|---|
| Model | MH-18a | Example: Wasabi Power DWPENEL3E, Patona DWPENEL3E, etc. |
| Compatible Battery | EN-EL3e, EN-EL3 | EN-EL3e (confirm specific model) |
| INPUT | 100-240V AC, 50/60Hz | 100-240V AC, 50/60Hz (Universal Voltage) |
| OUTPUT | 8.4V DC, ~700mA (typical, may vary) | 8.4V DC, ~700mA to 1000mA (typical, may vary) |
| Certifications | Nikon Quality Standards | CE, FCC, RoHS (look for these) |
| Included Adapters | AC Power Cable | AC Power Cable, often includes Car Charger (DC adapter) |
| Indicator Lights | Yes (charging, full) | Yes (charging, full, sometimes error) |
When examining third-party options, cross-reference the specifications with what you know about your battery and camera. The most critical aspect is that the output voltage is correct and the charging current is safe.
Where to Buy Your Nikon D90 Battery Charger
Finding a reliable source for your battery charger is just as important as choosing the right model. Here are some common places you can look:
Official Nikon Retailers: Authorized Nikon dealers are guaranteed to sell genuine products. This is the safest bet for an OEM charger.
Major Online Retailers: Websites like Amazon, B&H Photo, and Adorama are excellent sources. They offer a wide selection of both OEM and third-party options. Always check seller ratings and product reviews on these platforms.
Specialty Camera Stores: Local camera shops might carry a range of accessories, including chargers.
Manufacturer Websites: Directly from brands like Wasabi Power or others if you’re opting for a third-party charger.
When purchasing online, always be wary of unbelievably low prices. These could indicate counterfeit products or very low-quality units that are not safe to use.
Safety First! Important Charging Tips
Using electricity to charge batteries involves some inherent risks. By following these safety tips, you can ensure a safe and hassle-free experience.
Think of these as your basic “dos and don’ts” for battery charging. They are simple steps that can prevent a lot of potential trouble.
Here are some essential safety tips:
1. Use the Correct Charger: This cannot be stressed enough. Always use a charger specifically designed for your Nikon EN-EL3e battery. Never attempt to jury-rig or adapt a charger meant for a different battery type.
2. Inspect Cables and Connectors: Before plugging anything in, check the charger’s power cord and the connector that plugs into the battery for any signs of damage, fraying, or bent pins. If you see damage, do not use it and replace it immediately.
3. Charge in a Well-Ventilated Area: Batteries can generate some heat when charging. Avoid charging them under blankets, pillows, or any soft surfaces that could trap heat and potentially cause overheating. A firm, stable surface is best.
4. Avoid Extreme Temperatures: Don’t charge your battery in direct sunlight or in very cold environments. Optimal charging temperatures are typically between 50°F and 80°F (10°C to 27°C).
5. Unplug When Fully Charged (Optional but Recommended): While most modern chargers have overcharge protection, it’s generally good practice to unplug the charger once the battery is full. Leaving a battery on continuous charge for excessively long periods could, in some cases, still lead to reduced battery lifespan.
6. Keep Away from Water: Electricity and water are a dangerous mix. Ensure the charging area is dry, and never handle the charger or battery with wet hands.
7. Supervise Charging: While not always practical for overnight charging, it’s wise to keep an eye on the charger periodically, especially during the first few uses of a new charger, to ensure it’s not getting excessively hot.
8. Only Use Manufacturer-Approved Batteries: While not directly about the charger, using unofficial batteries with an official charger can sometimes lead to compatibility issues or unexpected behavior.
Following these simple rules will go a long way in protecting your equipment and ensuring your safety.
Frequently Asked Questions About Nikon D90 Battery Chargers
To make things even clearer, here are some answers to common questions beginners might have about battery chargers for their Nikon D90.
Q1: Can I use a charger meant for a different Nikon battery, like the EN-EL15?
A: No, you should absolutely not. The Nikon D90 uses the EN-EL3e battery. Different battery models have different voltage and amperage requirements. Using the wrong charger can damage the battery, damage the charger, or even pose a safety risk. Always ensure the charger explicitly states it’s for the EN-EL3e.
Q2: How long does it take to charge a Nikon D90 battery?
A: A typical charger for the EN-EL3e battery will take approximately 1.5 to 2.5 hours to fully charge a depleted battery. This can vary depending on the charger’s output current and how drained the battery is.
Q3: My third-party charger seems to charge faster. Is that a problem?
A: While a faster charge might seem appealing, extremely fast charging can sometimes put more stress on the battery, potentially shortening its overall lifespan. As long as the charger is reputable and designed for the EN-EL3e, moderate speed increases are usually fine, but be wary of anything that charges suspiciously fast. Safety and battery health are more important than speed.
Q4: What does the “CE” or “FCC” marking mean on a charger?
A: These are safety and compliance marks. The CE mark indicates that the product meets European Union standards for safety, health, and environmental protection. The FCC mark means it complies with Federal Communications Commission regulations in the US, primarily related to electronic emissions that could interfere with other devices. They are signs of a product that has undergone some level of testing and meets certain standards.
Q5: Can I leave my battery in the charger overnight?
A: Most modern chargers, both OEM and from reputable third parties, have excellent overcharge protection. This means they stop delivering significant power once the battery is full, trickling a very small charge to keep it topped up. While generally safe, it’s ideal practice to remove the battery once it’s fully charged to maximize battery longevity over the long term.
Q6: My battery doesn’t seem to hold a charge for long anymore. Is it the battery or the charger?
A: Batteries, like all rechargeable cells, have a finite number of charge cycles and will naturally degrade over time. If your battery is several years old or has been heavily used, it’s likely the battery itself wearing out. However, an older or faulty charger could also contribute to poor charging and reduced performance. If you have a spare battery, test it with your charger; if you have a spare charger, test your old battery with it to help diagnose the issue.
Q7: Are there portable chargers or power banks that can charge my Nikon D90 battery?
A: Some third-party chargers offer USB charging capabilities. This means you can plug the charger into a USB power bank or a USB car adapter. Always ensure the charger you buy explicitly states USB compatibility and use a quality power bank with sufficient output. Direct charging of the camera via USB is not a feature of the Nikon D90 itself; you need the specific battery charger to do this.
Maintaining Your Charger and Battery
Just like you take care of your camera, a little attention to your battery charger and spare batteries can go a long way.
Think of this as basic maintenance. It’s not complicated, and it ensures everything is ready when you are.
Here are some best practices:
Keep it Clean: Occasionally check the charger’s contacts and the battery’s contacts for dust or grime. A dry, lint-free cloth is usually sufficient for cleaning. Avoid using liquids directly on the contacts.
Store Batteries Properly: If you have spare EN-EL3e batteries, store them in a cool, dry place, ideally in a protective case. It’s recommended to store them at around 40-50% charge if you won’t be using them for a long time. This is where a quality battery case can be helpful.
Charge in Pairs (if applicable): If you have a dual charger, charging two batteries at once can be efficient. Just ensure both batteries are the same type.
Update on Firmware (Camera): While not directly related to the charger, ensuring your Nikon D90 has the latest firmware can sometimes improve battery management. You can check for available firmware updates on the official Nikon USA support site for your model.
By taking these simple steps, you ensure that your charging equipment and spare batteries are always in good working order,