14.4V 5200mAh Li-Ion Battery for Xiaomi Robot Vacuum P1904
14.4V 5200mAh Li-Ion Battery for Xiaomi Robot Vacuum P1904
14.4V 5200mAh Lithium-Ion Replacement Battery for Xiaomi Sweeping Robot (P1904 4S1P)
Keep your Xiaomi sweeping robot running at peak performance with this high-capacity 14.4V 5200mAh lithium-ion replacement battery. Engineered for a perfect drop-in fit, this CE-certified power pack restores your robot vacuum's full runtime and delivers consistent, reliable cleaning session after session. Made in Mainland China.
Key Features
- High Capacity: 5200mAh (5.2Ah) at 14.4V for extended cleaning sessions between charges
- Perfect Compatibility: Designed specifically for Xiaomi sweeping robot models using the P1904 4S1P MM battery format
- Easy Installation: Direct plug-and-play replacement — no tools or modifications required
- No Memory Effect: Ultra-low self-discharge rate of just 1% per month means the battery stays ready even after extended storage
- Patented Battery Balancing Technology: Ensures uniform cell performance and maximizes overall battery lifespan
- Built-In Over-Protection Circuit: Advanced safety circuitry guards against overcharge, over-discharge, and short circuits for worry-free operation
- Advanced Li-Ion Technology: Higher energy density delivers more power in a compact, lightweight form factor
- Multiple Certifications: CE, FCC, EAC, GMP, UL, PSE, RoHS, and KC certified for quality and safety assurance
Specifications
| Brand | Aimjin |
| Model Number | SDJ-B / P1904 4S1P MM |
| Battery Type | Lithium-Ion (Li-Ion) |
| Rated Voltage | 14.4V |
| Nominal Capacity | 5200mAh (5.2Ah) |
| Certifications | CE, FCC, EAC, GMP, UL, PSE, RoHS, KC |
| Country of Origin | Made in Mainland China |
What's in the Box
- 1 × 14.4V 5200mAh Li-Ion Replacement Battery (P1904 4S1P MM)
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Learn more: EPA guidance on lithium-ion battery handling
Frequently Asked Questions
Q: Which Xiaomi robot vacuum models is this 14.4V replacement battery compatible with?
A: This replacement battery is compatible with Xiaomi sweeping robot models that use a 14.4V P1904 4S1P MM battery pack. Please verify your existing battery's model number (SDJ-B 14.4V) before purchasing to ensure a proper fit.
Q: How long does this lithium-ion robot vacuum battery last on a full charge?
A: Runtime varies depending on your robot's cleaning mode and floor type, but the high 5200mAh capacity is designed to match or exceed the original battery's performance, giving you extended cleaning coverage per charge cycle.
Q: Does this replacement battery have any safety protections built in?
A: Yes. The battery features a built-in over-protection circuit that safeguards against overcharging, over-discharging, and short circuits. It also carries multiple international safety certifications including CE, UL, RoHS, and FCC.
Q: Will this battery lose charge if I don't use my robot vacuum for a while?
A: Thanks to its advanced lithium-ion chemistry and an exceptionally low self-discharge rate of just 1% per month, this battery retains its charge very well during storage — so your robot will be ready to go even after weeks of sitting idle.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.