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battery(7v) - List of Manufacturers, Suppliers, Companies and Products

Last Updated: Aggregation Period:Dec 24, 2025~Jan 20, 2026
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battery Product List

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Have you seen it? A very small lithium-ion rechargeable battery.

The "Coin Power" series has been adopted by wireless earphone manufacturers around the world. It is also expanding its applications in automotive and medical devices!

The "Coin Power" series of coin-shaped lithium-ion rechargeable batteries from Farta Microbattery, widely adopted and highly rated in wireless earphones around the world. The coin-shaped lithium-ion rechargeable battery has garnered significant attention in wireless earphones, and now its adoption is progressing in new applications. For example, the keys for opening and closing car doors are becoming multifunctional, leading to an increase in power consumption. As a result, there is a shift from traditional primary batteries to secondary batteries. Additionally, various wearable medical devices and healthcare equipment equipped with biometric sensors are being introduced one after another. In these automotive and medical devices, there is a demand for smaller and safer batteries. The "Coin Power" series has received high praise from customers, backed by its many achievements in the market. Furthermore, we have newly added the "Coin Power" series C1, which supports increased battery capacity and rapid charging, to our lineup! If you are looking for compact lithium-ion rechargeable batteries, please feel free to contact us.

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VARTA Coin-Type Lithium-Ion Battery "Coin Power"

This is the definitive coin battery for wearable devices. It features innovative integration methods for the raw battery, resulting in minimal shape change even after long-term use.

This is a coin-shaped lithium-ion battery made in Germany. 【Features】 ■ High voltage of 3.7V ■ Unique spiral structure ■ High safety ■ Long lifespan (long cycle life) ■ Large discharge current ■ More robust compared to rectangular (pouch) lithium polymer batteries ■ Protection circuit shipped separately from the battery ⇒ Recommended circuit will be provided. *For more details, please download the PDF or contact us.

  • Secondary Cells/Batteries

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Lithium polymer rechargeable battery pack / 3.7V single cell EEMB manufactured BA

【Proposals from a rich lineup of standard products】 【IEC62133 / UL1642 safety certification obtained】 【MOQ negotiable】

Introducing a lightweight, slim, and highly safe lithium-ion polymer single battery pack (with protection circuit) suitable for small devices such as IoT and wearables, housed in an aluminum laminated pouch. 【Product Features】 - Widely adopted by major domestic electronics manufacturers, including medical device manufacturers. - If specifications comply with the list of products that have obtained IEC62133-2(2017) / UL1642 safety certification, it can reduce costs and labor. - Choose from a wide range of standard products (default design: 3.7V / tens to 8700mAh). - Safe due to lithium-ion polymer composition (no ignition or explosion in nail penetration tests). - Exempt from PSE regulations (cell volume energy density: below 400Wh/L). - Minimum order quantity varies by product type, so please consult us. - Custom solutions outside the standard lineup are also available upon request. - We can provide test reports for required safety certifications in various countries and regions, UN transport recommendations, and regulations on chemical substances contained in products. - We can accommodate customer-specified specifications, such as connector specifications for lead wire sections. Please feel free to consult us.

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Coin-shaped lithium-ion secondary battery Coin Power series

A new version (C series) of the Coin Power series of coin-shaped lithium-ion secondary batteries will be released soon!

A new version, C1 version (LCO), of our coin-shaped lithium-ion secondary battery, which has been well received as a compact battery for wireless earphones, is now available. The C1 version enables rapid charging compared to the conventional NCA series A series. We are currently in the final stages leading up to the official start of mass production. Please look forward to it!

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Secondary battery LG Energy Solution (Korean manufacturer)

Secondary battery LG Energy Solution (Korean manufacturer)

LG Energy Solution, a South Korean manufacturer, is a leading company in the South Korean secondary battery industry. LG Energy Solution is developing environmentally friendly businesses globally. Production facility locations: Ochang, South Korea; Nanjing, China. Production of cylindrical lithium-ion secondary battery cells, primarily 18650 and 21700. Product advantages: - Global top-class mass production capacity and reliability - Cell technology that combines high energy density, long lifespan, and high safety (cathode material: NCM) - Partnerships with automobile manufacturers around the world.

  • Secondary Cells/Batteries

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UL Explosion-Proof Lithium-Ion Battery Pack BL4501-Ex

Rechargeable battery for UL explosion-proof rugged commercial smart device PNC460U.

The BL4501-Ex (BL4501Ex) is a UL explosion-proof lithium-ion battery pack manufactured by Hytera. It is a rechargeable battery for the robust commercial smart device PNC460U, designed for UL explosion-proof use, and is not suitable for the non-explosion-proof PNC460. With a large capacity of 4,580mAh at 3.7V, it allows for approximately 24 hours of long operation. This is an estimated time based on a usage ratio of 5 for transmission, 5 for reception, and 90 for standby. It is the same product as the standard configuration item for the PNC460U. For more details, please feel free to contact us.

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Coin-type lithium-ion rechargeable battery

1.5 times the capacity of a standard lithium-ion rechargeable battery! Rechargeable lithium-ion secondary battery.

(1) Achieved a capacity more than 30% higher than conventional products through patented technology and pocketing separators. (2) Offering a variety of sizes of button batteries and coin batteries. (3) Excellent performance in both low temperature and cycle life. (4) Abundant terminal options.

  • power supply

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Flexible single junction GaAs solar cell for ground use

Introduction of GaAs solar cells with an average mass of 112 mg (cell) and a density of 114 g/m².

The "Flexible Single Junction GaAs Solar Cell for Ground Use" has an average mass of 112 mg (cell). The size is 50×19.6 mm ±0.5, with a density of 114 g/m². The light-receiving surface dimensions are 50×17.1 mm. Additionally, the bending radius is >5 cm, and it is coated with AR (anti-reflective) coating. 【Features】 ■ Size: 50×19.6 mm ±0.5 ■ Average mass: 112 mg (cell) ■ Density: 114 g/m² ■ Light-receiving surface dimensions: 50×17.1 mm ■ Bending radius: >5 cm ■ AR coating *For more details, please refer to the PDF document or feel free to contact us.

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  • Solar power generator
  • Other energy equipment

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Lithium-ion battery budget version

Although it is made in China, it uses domestic manufacturer's cells, ensuring safety and low prices!

This is a proven product already in use with portable terminal devices and mobile printers from major shipping companies. It meets the safety standards of the Electrical Appliance and Material Safety Law and is a safe product with a PSE mark. If it can be used with your currently used devices, it can reduce running costs. You can request a trial for use. Please inquire along with the devices you plan to use.

  • Lithium-ion battery

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Lithium-ion battery pack CellPac series

CellPac series of lithium-ion battery packs (secondary batteries)

VARTA's lithium-ion battery packs (secondary batteries) include three product lines: standard products (CellPa LITE), semi-custom products (CellPac BLOX), and fully custom products (CellPac PLUS). We will introduce the optimal product based on your desired specifications. *Please note that there may be quantity limitations for each product line, so please check when making inquiries.

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Battery pack for AGV/AMR/robots

"Size," "Performance," "Reliability" -- We meet the battery performance required on-site!

【Application】An ultra-thin lithium-ion battery pack that is optimal as a power source for various automated transport devices such as AGVs, AMRs, and robots. 【Features】■ Long lifespan due to the use of high-capacity lithium-ion cells     ■ Ideal for lead replacement applications (24V48Ah)     ■ Thin and compact design with a height of 90mm     ■ Supports CAN and Ethernet communication     ■ Equipped with an in-house developed BMU control system for high-precision monitoring and protection of the battery's condition.     ■ Produced domestically in Japan with stable supply     ■ Also suitable for short-term applications (24V24Ah scheduled for release in 2026!!!) 【Implementation Process】     1. Hearing 2. Specification Proposal 3. Evaluation and Verification 4. Delivery and Implementation

  • Lithium-ion battery
  • Transport and handling robots

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Sheet-type slim large-capacity lithium-ion secondary battery

Stable performance with no variation! Ideal for electric vehicles from stationary storage batteries.

This product is a sheet-type, thin, high-capacity lithium-ion secondary battery with a rated voltage of 3.8V and a nominal capacity of 10Ah. The size is W107mm × D227mm × T6mm, and the weight is approximately 260g. It is compact and lightweight, making it suitable for both stationary storage batteries and electric vehicles. As an option, we also offer the installation of a BMS and the sale of battery packs connected in series or parallel. Please feel free to contact us. 【Features】 ■ Long lifespan (approximately 15% degradation after 1,000 charge-discharge cycles) ■ Stable performance with no variation ■ Compact and lightweight (6mm, 260g) ■ Suitable for both stationary storage batteries and electric vehicles ■ Capable of high current discharge (10C for more than 5 seconds) ■ Supports high voltage by modularization as an option *For more details, please refer to the PDF document or feel free to contact us.

  • Lithium-ion battery
  • Secondary Cells/Batteries

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Button-type, coin-type, lithium-ion secondary battery

Thanks to patented technology, it boasts the world's highest level of large capacity with the same volume ratio! It has a proven track record with numerous compact devices.

RouteJD, Inc.'s button-type, coin-type, and lithium-ion secondary batteries feature patented technology that achieves world-class energy density, resulting in the highest capacity by volume in the world. All models are RoHS compliant and have passed the SBA G1101 and UL1642 safety standards. We have extensive experience with small devices such as multifunctional watches and MP3 players. We are also capable of developing new small-diameter batteries. For more details, please contact us or refer to our catalog.

  • Lithium-ion battery
  • Secondary Cells/Batteries

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JVC Kenwood Lithium-ion Rechargeable Battery UPB-8L

Up to 45 hours of use! A large-capacity transceiver battery that is also reliable for business use.

The UPB-8L (UPB8L) is a lithium-ion battery manufactured by JVC Kenwood. It is the rechargeable battery included in the standard configuration of the specific low-power transceiver UBZ-BM51 / UBZ-BM51BT. The UBZ-BM51 and UBZ-BM51BT can operate for the following durations: - When using the built-in speaker: 36 hours - When using an earphone microphone: 45 hours *These are approximate times based on a usage ratio of 5 for transmission, 5 for reception, and 90 for standby, with battery save ON and Bluetooth® OFF. *For more details, please feel free to contact us.

  • Lithium-ion battery

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DE200 battery pack PS0107UA1BRS

High-spec version body of U-BOX AT, rechargeable battery for ST#7704-WT (DE200) / ST#7704-WZ (DE200)

●PS0107UA1BRS is a battery pack for the DE200 manufactured by Dynabook. ●It is a high-spec version of the U-BOX AT remote presence wearable device made by Tanizawa, designed for the main units ST#7704-WT(DE200) / ST#7704-WZ(DE200). ●The battery life is approximately 3.5 hours. ●By replacing the battery pack, extended operation time is possible. ●This product is the same as the standard components of the main units ST#7704-WT(DE200) and ST#7704-WZ(DE200). *For more details, please feel free to contact us.

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