Rechargeable Battery for TI Nspire CX, TI Nspire CX CAS (NEW MODEL)
Quick take
This rechargeable lithium-ion battery is built to replace the internal battery in newer TI Nspire CX and TI Nspire CX CAS calculators, and it’s also intended for the newer TI-84Plus-CE. It’s a solid pick if your calculator won’t hold charge or has started acting up, but compatibility hinges on getting the right battery revision (especially whether your current battery has a wire).
Pros and cons
Pros
- Designed as a direct replacement for newer TI Nspire CX, TI Nspire CX CAS, and newer TI-84Plus-CE models.
- Rechargeable lithium-ion battery (rated at 1200 mAh).
- Buyers frequently describe it as an easy, correct-fit solution that restores normal operation.
Cons
- Compatibility is model-sensitive, and using the wrong revision can be a costly mistake.
- The listing emphasizes checking your existing battery, including whether it has a wire.
What buyers think
Buyer-review evidence is fairly consistent around one theme: this battery tends to work as expected when it is the correct match for the calculator. Several shoppers describe it as an identical or perfect replacement, including cases where the original battery was dead or would not hold a charge. There is also limited evidence of it resolving “acting up” behavior after installing a replacement (for example, removing persistent flashing and returning the calculator to normal operation). Overall, the main buying caveat reflected in feedback is making sure you have the right battery revision before ordering.
Key specs that matter for replacement shoppers
- Battery type: Lithium ion, rechargeable.
- Capacity: 1200 mAh.
- Battery count: 1 battery required.
- Model number: 3.7L1200SPA.
- Intended devices: newer TI Nspire CX, TI Nspire CX CAS, and the newer TI-84Plus-CE.
Who this battery is best for
This is a good fit if you have a newer TI Nspire CX or TI Nspire CX CAS and you need a replacement rechargeable battery. It’s especially relevant when your calculator is showing classic battery symptoms like poor charge retention, a dead state after sitting unused, or behavior that improves after a battery swap.
Who should avoid it
Avoid this battery if you’re not sure which battery revision your specific calculator uses. The product guidance is clear that you should check your old battery first, and that batteries with a wire attached may indicate you’re looking at a different battery version than this one.
Compatibility checklist before you buy
Use this quick check to reduce the odds of ordering the wrong replacement:
- Confirm the calculator model: the battery is intended for newer TI Nspire CX and TI Nspire CX CAS (and the newer TI-84Plus-CE).
- Inspect your current battery layout: if your old battery has a wire attached, it may be the wrong type for this replacement.
- Compare what you see physically: look for a match in the way the battery appears to install, since replacement batteries must align with the calculator’s internal connector and compartment.
Pros and cons of choosing this replacement
Pros: It is built for a specific set of calculator models, it uses a rechargeable lithium-ion cell rated at 1200 mAh, and buyers commonly report a straightforward “swap and go” experience when the battery matches their device.
Cons: The biggest tradeoff is compatibility risk. If your calculator uses a different battery revision, you may end up with a part that is not correct for your unit.
Verdict
If you own a newer TI Nspire CX, TI Nspire CX CAS, or the newer TI-84Plus-CE and your calculator’s rechargeable battery is no longer dependable, this replacement lithium-ion battery is a practical option. Just be sure to match the battery revision by checking whether your existing battery has a wire attached, since that detail is central to getting the right fit.
Price and availability
For current pricing and availability, check the link below.
FAQ
Is this battery compatible with all TI Nspire CX models?No. It is intended for newer TI Nspire CX and TI Nspire CX CAS models. It’s important to compare your current battery revision before ordering.
Why does the listing mention checking whether my old battery has a wire attached?Because battery revisions can differ. If your current battery has a wire attached, it may indicate you need a different replacement battery type than this one.
What capacity is this replacement battery rated for?It is rated at 1200 mAh.
Is this replacement battery rechargeable?Yes. It’s a rechargeable lithium-ion battery.
Will this fix a calculator that won’t hold a charge?Replacement batteries like this are typically purchased for exactly that symptom, and buyer feedback generally indicates it works as expected when it is the correct match for the calculator.
Specifications
| Product Title | Rechargeable Battery for TI Nspire CX, TI Nspire CX CAS (NEW MODEL) |
|---|---|
| Category | Electronics > Household Batteries, Chargers & Accessories > Battery Chargers |
| Brand | Texas Instruments |
| Manufacturer | Texas Instruments |
| Model Number | 3.7L1200SPA |
| Number of Batteries | 1 Lithium Ion batteries required. |
| UPC | 634397999915 |
| Battery Capacity | 1200 Milliamp Hours |
| Voltage | 220 Volts |
| Reusability | Rechargeable |
| Unit Count | 1.0 Count |
| Battery Weight | 3 Grams |
| Antenna Location | Texas Instruments Calculator |
| Battery Cell Type | Lithium Ion |
| Battery Cell Composition | Lithium Ion |
| Recommended Uses For Product | Texas Instruments Calculator |
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