

Murata VTC6A INR 21700 4000mAh 3.6V High-Drain 40A Lithium Ion (Li-Ion) Unprotected Flat Top Battery - Boxed
- Long-running capacity with discharging at high amperages for high-drain devices
- Rechargeable chemistry with 500+ charge cycles and fast 9A max charge rate
- Murata produces some of the most sought after high-discharge batteries available
- Size: 21700
- Voltage: 3.6/3.7
- Rechargeable: Yes
- Chemistry: Li-Ion
- Capacity (mAh): 4000
- Terminal Type: Flat Top
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Description
Murata VTC6A
Flat Top 21700 Battery
The Murata VTC6A is a 21700 battery that offers both a 40A max continuous discharge rate, and a large 4,100mAh capacity for extensive runtimes. This li-ion battery can be recharged 500+ times, and is capable of charging very quickly with a 9A max charge rate.
As this is an unprotected cell with flat top terminals, the VTC6A is ideal in battery packs made for use in high-drain electronics.
Please note that the 40A discharge rate has a 80°C temperature cutoff, and specifications such as charge cycles is based on a 10A discharge rate. For more information, read the attached datasheet in the downloads section.
Rechargeable & Reusable
Invest in a rechargeable battery that will last for years to come– this battery can be recharged 500+ times.High Discharge Rate
40A max continuous discharge rate for high-drain electronics, great for making battery packs for devices that require minimum discharge rates.3 Year Shelf Life
Stock up and store spare batteries with confidence– lithium ion batteries have a 3+ year shelf life, ensuring you always have a fresh replacement when you need it.Notable Features
CAUTION: Unprotected Li-Ion Battery
No express or implied guarantee of compatibility with any device can be made. Please do your research and make sure this battery is compatible with the item you intend to use it with.
Charge only in a smart charger designed for the specific type of lithium-ion batteries. Do not mix and match old and new, used and unused batteries.
Do not dispose in a fire. Regulations and laws pertaining to the recycling and disposal of lithium-ion batteries vary from country to country, as well as by state and local governments. Please consult your local jurisdiction regarding appropriate disposal. Many retail stores offer free recycling of rechargeable batteries.
Item Details
| Brand | Murata |
| SKU | MURATA-VTC6A-21700-4100-FLAT |
| MPN | VTC6A-21700 |
| Size | 21700 |
| Voltage | 3.6/3.7 |
| Battery Rechargeable | Yes |
| Capacity (mAh) | 4000 |
| Chemistry | Li-Ion |
| Sub-Chemistry | LiNiMnCoO2 INR / NMC |
| Shelf Life | 3 Years |
| Packaging | Bulk |
| QTY Per Package | 1 |
| California Residents | see Prop 65 WARNINGS |
Specifications
| Size | 21700 |
| Voltage | 3.6/3.7 |
| Battery Rechargeable | Yes |
| Capacity (mAh) | 4000 |
| Terminal Type | Flat Top |
| Integrated Charge Port | No |
| Max. Discharge Rate | 40 |
| Equivalent Types | 21-70, 2170, 21700 |
Unit Dimensions
| Length | 2.76 in (70 mm) |
| Diameter | 0.84 in (21 mm) |
| Weight | 2.47 oz (70 g) |
Certifications & Transport
| Certifications/Standards | UN 38.3 |
| Country Of Origin | China |
| HTS Code | 85076000 |
Packaging/Shipping Dimensions
| Length | 2.75 in |
| Width | 0.84 in |
| Height | 0.84 in |
| Shipping Weight | 0.15 lb |
Additional Details
| Packaging | Bulk |
| Warranty | Battery Junction Warranty |
| Return Policy | Return Policy |
Bright Buys
- Trusted and reliable; consistently rated as a top customer pick for LED flashlights
- Superior 1,600mAh capacity means longer runtimes and less frequent battery changes
- Optimized for both high and low drain devices
- State-of-the-art automated production lines ensure the highest quality and safety protections
- Ideal for low-drain applications that require a primary battery to provide constant power
- 10-year shelf life - stock up for emergencies!
- The best choice for consistent power, great in low-drain devices like remotes
- Safe and reliable - capable of performing in high or low temperatures
- 225mAh capacity drives long runtimes for watches and electronics
- CR2032 coin cells packed with 3V of power
- Convenient 6-piece retail card provides backup batteries
- Easily replaceable primary lithium cells
- Top recommended battery for Apple AirTags
- 11-in-1 card sized tool fits in your wallet or on a keychain!
- Packed with handy tools including a screwdriver & 7 wrench settings
- Serrated saw and straight-edge knife for quick cutting jobs
- Can + bottle openers for campsite meals or end-of-shift relaxation
- Independent 4-slot charging for different batteries
- Touch screen control provides user-friendly operation
- 4 working modes for charging, testing batteries, and more
- Compatible with Li-ion, Ni-Cd, & NiMH batteries
- Quick Charge 3.0 technology enables fast and efficient device charging
- USB compatibility supports a wide range of electronic devices
- Compact adapter design makes it ideal for travel and everyday use
- Intelligent charging management helps optimize power delivery
- Universal cable to consolidate chargers for work, home, or EDC use
- USB-C, Micro-USB, and Lightning plugs for various electronics
- USB-C input with USB-A adapter for use with any USB power source
- 3.93ft long cord, allowing you to use your phone during recharging!
- Premium materials for durability and fast charge speeds
- Fits flashlights w/ diameter of 24-32mm & length of 130mm-170mm
- Great for EDCs, tactical lights, slim lights, & more!
- Durable and flexible nylon material keeps lights secure
- 33g weight won't drag you down!
- Portable powerhouse - emits a 1148ft beam from a 3.4in light!
- Strobe and SOS modes accessible for emergencies
- Dual-fuel power - swap in a CR123A when needed
- Strong magnetic tailcap for hands-free repair jobs
- USB-C port offers seamless recharging from anywhere!
- 3,000 lumens and a 250-meter throw - fierce illumination to light up your backyard
- Multiple output modes are accessible via easy side switch operation
- Strobe, SOS, and beacon modes offer distinct signaling capability
- High-capacity battery supports the light with a maximum 227-hour runtime



