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VTC18650-5S1P 18V 3000mAh Lithium-Ion Battery Pack for industrial sensors, portable instruments, outdoor enclosures

ParameterSpecification
ModelVTC18650-5S1P 3000mAh
Battery TypeCylindrical Lithium Ion Rechargeable Battery Pack
Cell / Pack Structure5S1P 18650 battery pack
Nominal Voltage18.0 V
Nominal Capacity3000mAh, discharge with 600mA to 12.5V
Standard Discharge0.2C (600mA), cut-off at 12.5V
Weight270g
Max. Dimension36.0 x 57.0 x 73.0mm

VTC18650-5S1P 18V 3000mAh Lithium-Ion Battery Pack for industrial sensors, portable instruments, outdoor enclosures

The VTC18650-5S1P 18V 3000mAh 18650 Li-ion battery pack is built with cylindrical lithium-ion rechargeable cells in a compact 5S1P structure for applications that need an 18V class rechargeable power source. The datasheet specifies 3000mAh nominal capacity, 2900mAh minimum capacity, 21.0V maximum charge voltage, 12.5V discharge cut-off voltage, 0.2C standard charge/discharge, and up to 2C discharge current under supported temperature conditions. The pack uses a blue shrink-wrapped housing style with cable output and a waterproof round DC connector, with protection-board parameters covering over-charge, over-discharge, over-current, and short-circuit behavior. VTCBATT can support factory supply, sample development, OEM/ODM customization, connector matching, label requirements, and batch wholesale supply for equipment manufacturers and distributors.

21V Charging and 12.5V Cut-Off Control

The datasheet defines a controlled charging profile with 0.2C standard current, 21.0V constant-voltage charging, and a 30mA end condition, plus a 12.5V discharge cut-off for standard discharge testing. These pack-level limits help equipment designers match chargers, protection settings, and discharge management around documented operating values instead of relying on generic 18V assumptions.
21V Charging and 12.5V Cut-Off Control
Compact 5S1P 18V Pack Design

Compact 5S1P 18V Pack Design

The VTC18650-5S1P pack uses a 5-series, 1-parallel 18650 structure to deliver an 18.0V nominal output with 3000mAh rated capacity in a compact pack envelope. With a listed maximum dimension of 36.0 x 57.0 x 73.0mm and a 270g weight, it is practical for equipment housings where space, cable routing, and rechargeable runtime all need to be balanced.

OEM Connector and Harness Customization

The product image shows a cable-output pack with a waterproof round DC connector and rubber cap, making it suitable for projects that require defined connection style and enclosure-side access. VTCBATT can support connector matching, wire length adjustment, labeling, sample validation, and batch production so buyers can adapt the same battery platform to different device layouts and installation requirements.
OEM Connector and Harness Customization
Protection Board for Safer Pack Integration

Protection Board for Safer Pack Integration

The electrical characteristic section lists protection thresholds for over-charge, over-discharge, over-current, and short-circuit release behavior, giving integrators a clearer basis for pack-level system design. For OEM products, this supports more predictable integration into enclosures, control boards, and cable assemblies while keeping the final design aligned with the pack specification and application environment.

Full Certification & Extended Warranty

VTCBATT 18650-5S1P 18V 3000mAh Li-ion battery pack meet global certifications including CB, CE, UL, and UN38.3, and offer a 14-month warranty—two months longer than standard—to maximize customer confidence and profit.

Full Certification

VTCBATT 18650-5S1P 18V 3000mAh Li-ion battery pack passed all the major global certifications, such as CB, CE, EN61000,IEC62133,MSDS.UN38.3,ROHS,UL,BIS,KC Certification,which makes your product more competitive.

Ultra Long Warranty

Compared to a normal 12-month warranty, VTCBATT 18650 batteries have 14-month warranty and two extra months for shipping and customs clearance ,which ensure the customer’s profit.

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VTCBATT Production and Service

VTCBATT not only focuses on customized design and excellent service to meet the diverse demands of different customers, but also devotes itself to precise and standardized manufacturing in every process to ensure the highest-quality batteries. Meanwhile, VTCBATT will provide comprehensive support from pre-sales to after-sales, focusing on customers’ feedback to establish long-term and win-win cooperation. VTCBATT professional sales and technical engineer teams will be your best custom battery experts to assist with reliable and fast services at any time.

A Benchmark of Automatic Lithium Polymer Battery Manufacturing Line - VTCBATT Modern Facility

From the raw materials mixing to the cell test, VTCBATT adopts an automatic manufacturing process to maximize production efficiency and enhance the batteries quality, safety, and reliability. The entire manufacturing process is monitored and 100% tested before flowing to the next procedure to ensure zero defects before delivery.

Over the past 20 years, VTCBATT has built strong partnerships with customers in more than 50 countries worldwide. With reliable quality, responsive service, and tailored battery solutions, we have earned the trust of our clients—many of whom have maintained long-term cooperation and lasting friendships with us for over a decade. Together, we continue to grow and move forward toward a brighter future.

Application

Application for 18650-5S1P 18V 3000mAh Li-ion battery pack

This 18V 3000mAh lithium-ion rechargeable battery pack is suitable for industrial sensor modules, portable inspection instruments, outdoor control enclosures, security equipment, access-control devices, low-speed electronic modules, and other products that need a compact 5S1P pack with a cable connector. Its 36.0 x 57.0 x 73.0mm maximum dimension and 270g weight help equipment designers integrate the pack into small housings, while the 21.0V charging limit, 12.5V cut-off, and specified current ranges support controlled battery-system design. VTCBATT can adapt the pack for different projects with connector selection, wire length, waterproof plug style, label design, protection circuit requirements, sample testing, and stable batch production. For battery wholesale buyers, equipment brands, and OEM manufacturers, VTCBATT provides factory-direct lithium battery pack supply with application-specific customization support.

Industrial sensor modules
Industrial sensor modules
Low-speed robotics accessories
Low-speed robotics accessories
OEM electronic products
OEM electronic products
Outdoor control boxes
Outdoor control boxes
Portable lighting controllers
Portable lighting controllers
Portable test instruments
Portable test instruments
Security and access-control devices
Security and access-control devices
Smart logistics devices
Smart logistics devices
       
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Looking for the perfect battery solution? Our expert engineering team is ready to support you from idea to delivery. Whether you need custom voltage, size, or application-specific design, we’re here to make it happen. Get in touch today and let us power your success—one battery at a time!
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