High-Capacity 14.4V/14.8V 4S2P Lithium Battery
Precisely engineered for Xiaomi/Roborock S50/S51/T4/T6 robotic vacuums with enhanced 4-series 2-parallel cell structure for stable voltage output and extended runtime. Features premium 18650 cells with built-in PCM protection against overcharge/over-discharge.
Seamless Compatibility & Tool-Free Installation
Direct plug-and-play replacement with original connectors. CNC-machined housing ensures perfect fit with <0.5mm precision tolerance. Ideal for homes exceeding 150㎡ or pet hair cleanup requiring sustained suction.
Industrial-Grade Safety & Durability
UL-certified cells with 1000+ charge cycles. Shock-resistant ABS casing and high-temp soldering joints withstand continuous 65°C operation. Includes moisture-resistant PCB coating for humid environments.
Optimized Performance Upgrade
Delivers 20% longer cleaning cycles vs OEM batteries. Intelligent power distribution prevents sudden shutdowns during max suction mode. Perfect for multi-floor homes or commercial office maintenance.
Bulk Order Advantage
Factory-direct pricing with MOQ flexibility. Custom OEM packaging available. Ships with CE/RoHS documentation for hassle-free global customs clearance.






























Recent Purchase
View All
Customer Reviews

14.4V 14.8V 4S2P Replacement Vacuum Cleaner accessories for xiaomi mi robot Robotics cleaner roborock S50 S51 T4 T6 battery
$31.98$53.65-40.39%
Nominal Capacity:
1200MAH
Nominal Voltage:
14.8V
Battery Type:
Lithium Battery Rechargeable
Quantity:
Add to Cart
Wishlist
Features
See More