18650 Battery Holder Case kit, 12V 7Ah Lithium Battery Box, 3S 40A BMS with Balance Separate Port for UPS Inverter

Our 18650 battery box kit is a fully-assembled solution tailored for 12V 7Ah lithium battery pack assembly, specifically designed for UPS and inverter applications. The kit integrates high-quality battery housing, fixed brackets, conductive nickel strips, and a premium 3S 40A BMS (Battery Management System) with balancing function and split port design—providing comprehensive protection for 18650 battery packs while ensuring stable power output.

• 1 x 18650 Battery Housing (for 12V 7Ah 3S battery pack assembly)
• 2 x Battery Holders (for secure fixation of 18650 cells, preventing displacement)
• 4 x Nickel Strips (conductive connection, Compatible with Spot Welding, Laser Welding)
• 1 x 3S 40A BMS (with cell balancing function, split port design, ensuring safe operation)

• All-in-one complete kit, pre-matched components for easy assembly.
• 3S 40A BMS with balancing, split port, full safety protection.
• Nickel strips compatible with Spot Welding & Laser Welding, reliable conductivity.
• Flame-retardant durable housing, secure cell fixation with brackets.
• Ideal for UPS & inverter, stable 12V 7Ah output

Widely used in: UPS Backup Power Systems, Household/Industrial Inverters, Off-Grid Energy Storage Devices, Emergency Power Supplies, Portable Power Stations, Telecom Base Station Backup Batteries.

• Customization: Accept OEM/ODM orders; support customization of BMS parameters, housing size, and kit components according to customer requirements.
• MOQ & Delivery: MOQ 10 Sets; free samples available within 3-5 working days; bulk production lead time 7-15 working days.
• Quality & Certification: Compliant with ISO9001, RoHS standards; each kit undergoes strict assembly and performance testing before shipment.
• Logistics & Payment: Support FOB/CIF/EXW trade terms; accept T/T, L/C, Alibaba Trade Assurance, Western Union for safe transactions.