VTC18650-5S1P 18V 3000mAh Lithium-Ion Battery Pack for industrial sensors, portable instruments, outdoor enclosures
| Parameter | Specification |
|---|---|
| Model | VTC18650-5S1P 3000mAh |
| Battery Type | Cylindrical Lithium Ion Rechargeable Battery Pack |
| Cell / Pack Structure | 5S1P 18650 battery pack |
| Nominal Voltage | 18.0 V |
| Nominal Capacity | 3000mAh, discharge with 600mA to 12.5V |
| Standard Discharge | 0.2C (600mA), cut-off at 12.5V |
| Weight | 270g |
| Max. Dimension | 36.0 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


Compact 5S1P 18V Pack Design
OEM Connector and Harness Customization


Protection Board for Safer Pack Integration
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.

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.

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.
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.
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 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.

















