Panasonic K-KJ17KHCA4A Advanced Individual Cell Battery Charger Pack with 4 AA eneloop pro High Capacity Ni-MH Rechargeable Batteries
Quick take
This bundle includes four pre-charged eneloop pro AA Ni-MH rechargeable batteries and the CC17 charger designed to charge each AA cell individually. It is a good choice for households that rotate rechargeable AAs through controllers, cameras, and other everyday electronics, especially if you want straightforward charging with per-battery LED status. The main caveat: you are committing to Ni-MH recharge cycles and a longer charging time (about 7 hours), and the capacity is typically lower than high-capacity disposable lithium formats.
Pros and cons
Pros
- Charges four AA cells individually, with 4 separate LED indicators (one for each charging slot).
- Pre-charged batteries are ready to use, with manufacturer-stated retention of up to 85% after 1 year when properly stored.
- High-capacity eneloop pro AA chemistry rated up to about 2600mAh typical (2500mAh minimum).
- Manufacturer-stated recharge life up to about 500 times for eneloop pro AA/AAA.
Cons
- Longer charge cycle, with an estimated battery charge time of about 7 hours.
- This is a 4-battery charger, so you may need to plan ahead if you run devices that consume more than four AAs at once.
- Ni-MH performance and capacity can be different from disposable lithium batteries, so runtime may not match lithium-first expectations.
What buyers think
Buyer-review evidence is broadly consistent that this set is easy to use and delivers dependable everyday performance in common AA devices. Several users mention long service life across multiple years, particularly for controllers and frequently used electronics. There is also repeated satisfaction with the “rechargeable value” angle, especially for households that previously relied on new disposable AA batteries. A smaller set of comments suggests Ni-MH runtime can be shorter than some one-time lithium options for high-drain devices, but shoppers still consider the rechargeable swap worthwhile.
Who this bundle is best for
- AA-heavy households that want a simple “starter kit” with batteries and a charger included.
- People who prefer convenience to start using rechargeable cells right away, since these eneloop pro batteries are pre-charged.
- Anyone who likes clear charging status because the CC17 provides a dedicated LED indicator per charging position.
- Devices that benefit from Ni-MH rechargeable AA, such as remotes, controllers, and many digital cameras and flash setups.
Who should skip it
- If you need faster turnaround: the included charger is designed for a full recharge cycle measured in hours.
- If you typically burn through more than four AA batteries at a time: you may want an 8- or 12-slot charger depending on your device loadout.
- If you demand disposable-lithium style runtime for very power-hungry setups: Ni-MH can still be a good value, but don’t assume identical life to lithium batteries.
Key features and what they mean in practice
Pre-charged eneloop pro AA batteries
You get four AA eneloop pro batteries that are factory pre-charged. The manufacturer also states they maintain up to 85% charge after 1 year when unused and properly stored, which helps if you keep spares for seasonal gear, emergency kits, or infrequent-use devices.
Individual cell charging plus 4 LEDs
The CC17 charger charges cells individually, rather than treating all slots as one combined charge profile. For most users, that translates into less guesswork when you mix batteries with different prior use. The 4 separate LED indicators make it easier to see the charging status for each slot.
Capacity and recharge cycle expectations
These eneloop pro AA batteries are rated for up to about 2600mAh typical (2500mAh minimum). The brand states the batteries can be recharged up to around 500 times, which is the main “buy once, reuse for years” argument behind eneloop pro’s reputation.
Battery and charger specs to keep in mind
- Battery type: Ni-MH rechargeable AA (eneloop pro)
- Number of batteries included: 4
- Charger capacity: 4 slots (individual charging)
- Battery charge time: about 7 hours (for a full recharge)
- Output voltage: 1.2V
- Input voltage: 120V
Pros and cons (decision-ready verdict)
Verdict: worth it if you want a dependable 4-AA rechargeable setup
The Panasonic K-KJ17KHCA4A bundle makes the most sense when you want a complete, ready-to-use kit, with per-cell charging status and enough capacity to replace frequent disposable AA buys. It is especially attractive for shoppers who value recharge cycles and consistent everyday performance in common AA electronics.
How to choose between this and other charger sets
If you are deciding based on your household usage, prioritize:
- Charger slot count: this is for four cells, so higher-drain homes may need a larger charger.
- Charging behavior: individual charging with separate indicators is easier for mixed-use batches.
- Runtime expectations: Ni-MH batteries can be a practical value upgrade, but lithium disposables may still outperform in high-drain devices.
Ready to check today’s pricing and availability?
FAQs
How long does it take to charge the batteries with the CC17 charger?The listed battery charge time is about 7 hours.
Are the eneloop pro AA batteries pre-charged or do I need to charge them first?They are pre-charged at the factory, so they are designed to be ready to use right away.
Does this charger charge each battery separately?Yes. It charges cells individually and uses 4 separate LED indicators, one for each charging position.
How much capacity do these eneloop pro AA batteries have?They are rated up to about 2600mAh typical, with 2500mAh listed as a minimum.
How many times can the batteries be recharged?The brand states eneloop pro AA and AAA batteries can be recharged up to about 500 times.
Specifications
| Product Title | Panasonic K-KJ17KHCA4A Advanced Individual Cell Battery Charger Pack with 4 AA eneloop pro High Capacity Ni-MH Rechargeable Batteries |
|---|---|
| Category | Electronics > Household Batteries, Chargers & Accessories > Battery & Charger Sets |
| Brand | Eneloop |
| Manufacturer | Panasonic |
| Model Number | K-KJ17KHCA4A |
| Color | Black |
| Item Weight | 0.5 Pounds |
| Product Dimensions | 1.1"D x 2.68"W x 4.76"H |
| Output Voltage | 1.2 Volts |
| Input Voltage | 120 Volts |
| Battery Charge Time | 7 Hours |
| Current Rating | 4 Amps |
| Compatible Devices | Solar |
| Connector Type Used on Cable | Power Cord |
| Number of Ports | 4 |
| Item Dimensions D x W x H | 1.1"D x 2.68"W x 4.76"H |
| Specification Met | No |
| Mfr Part Number | KJ17KHCA4A |
| Global Trade Identification Number | 00073096902244 |
| UPC | 073096902244 |
| Warranty Description | This product is guaranteed to be free from defects in materials and workmanship |
| Built-In Media | 4 AA eneloop pro high capacity rechargeable batteries, CC17 rechargeable battery charger |
| Unit Count | 1 Count |
Available variants
Size
- 8-Pack
- 4-Pack
Pattern Name
- Battery Charger
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