
51V 30Ah Vertical
16S2P LiFePO4 pack · 50 A continuous · for 500–1000 W motors · 265×183×155 mm
Request Quote →E-Mobility Series
Drop-in lithium replacement for lead-acid e-bike, e-trike and low-speed EV batteries. 20–100 Ah, 40–50 A continuous discharge, smart BMS, SPCC steel case — shipped to Pakistan, Nigeria, Kenya, the Philippines and 45+ other markets.
Why our packs
High-dust, high-heat, deeply discharged daily — e-bike packs fail on BMS quality and cell matching, not on paper capacity. Every XINGYAN pack is built around those two points.
Capacity and internal-resistance sorted before assembly, so the weakest cell does not cap the whole pack.
Over-charge, over-discharge, over-current, short circuit, over-temperature, cell balance and pre-charge protection. UART / RS485 / Bluetooth protocol available.
Vibration-proof steel case with carry handle, sealed against splash and dust — the same shell size as the lead-acid battery it replaces.
Discharge from −20 °C to 60 °C; charge 0–60 °C. Stable output in tropical heat and cold-morning starts.
2,000+ cycles at 80% DOD versus 300–500 for lead-acid — lower cost per kilometre over the life of the vehicle.
UN38.3 test report, MSDS and dangerous-goods packing, so air and sea freight clear without delays.
Complete range
14 stock models from 20 Ah to 100 Ah in vertical and horizontal layouts. Any model can be customised for voltage, capacity, connector and branding.

16S2P LiFePO4 pack · 50 A continuous · for 500–1000 W motors · 265×183×155 mm
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16S2P LiFePO4 pack · 50 A continuous · for 500–1000 W motors · 255×182×162 mm
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20S1P LiFePO4 pack · 40 A continuous · for 500–800 W motors · 245×174.5×150 mm
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20S1P LiFePO4 pack · 40 A continuous · for 500–800 W motors · 245×174.5×164 mm
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20S2P LiFePO4 pack · 50 A continuous · for 500–1200 W motors · 310×182×155 mm
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20S2P LiFePO4 pack · 50 A continuous · for 500–1200 W motors · 310×183×170 mm
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20S3P LiFePO4 pack · 80 A continuous · for 1000–2000 W motors · 370×220×170 mm
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24S1P LiFePO4 pack · 40 A continuous · for 500–1000 W motors · 280×174.5×150 mm
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24S2P LiFePO4 pack · 40 A continuous · for 500–1000 W motors · 280×174.5×164 mm
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24S3P LiFePO4 pack · 50 A continuous · for 500–1500 W motors · 362×183×170 mm
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20S3P LiFePO4 pack · 80 A continuous · for 1000–2500 W motors · 440×220×170 mm
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64 V · 6400 Wh LiFePO4 pack · 100 A (peak 200 A) · for 1000–4000 W motors · 636×348×175 mm
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76.8 V · 7680 Wh LiFePO4 pack · 100 A (peak 200 A) · for 1000–5000 W motors · 742×348×175 mm
Request Quote →Send us your spec — voltage, capacity, size and quantity. Custom BMS protocol (UART / RS485 / Bluetooth) and OEM branding available. Our engineers reply within 24 hours with a datasheet & quotation.
Talk to an EngineerSpecifications
| Model | Nominal voltage | Capacity | Energy | Continuous current | Layout | Typical motor |
|---|---|---|---|---|---|---|
| 51V 20Ah | 51.2 V (16S) | 20 Ah | 1,024 Wh | 40 A | Vertical / horizontal | 500–800 W |
| 51V 30Ah | 51.2 V (16S) | 30 Ah | 1,536 Wh | 50 A | Vertical / horizontal | 800–1,000 W |
| 60V 20Ah | 60 V (20S) | 20 Ah | 1,200 Wh | 40 A | Vertical / horizontal | 500–800 W |
| 60V 30Ah | 60 V (20S) | 30 Ah | 1,800 Wh | 50 A | Vertical / horizontal | 800–1,200 W |
| 60V 45Ah | 60 V (20S) | 45 Ah | 2,700 Wh | 50 A | Horizontal | 1,000–1,500 W |
| 60V 100Ah | 60 V (20S) | 100 Ah | 6,000 Wh | 50 A | Horizontal | 1,200–1,500 W |
| 72V 20Ah | 72 V (24S) | 20 Ah | 1,440 Wh | 40 A | Vertical / horizontal | 800–1,000 W |
| 72V 30Ah | 72 V (24S) | 30 Ah | 2,160 Wh | 50 A | Horizontal | 1,000–1,200 W |
| 72V 45Ah | 72 V (24S) | 45 Ah | 3,240 Wh | 50 A | Horizontal | 1,200–1,500 W |
| 72V 100Ah | 72 V (24S) | 100 Ah | 7,200 Wh | 50 A | Horizontal | 1,500 W+ |
Cell chemistry: LiFePO4. Charge 0–60 °C (100 Ah models 5–45 °C), discharge −20–60 °C · Cycle life 2,000+ @ 80% DOD · BMS protocol UART / RS485 / Bluetooth · Custom capacities from 10 Ah to 200 Ah on request.
Applications & markets
City commuters, cargo trikes and delivery fleets in high-mileage urban use.
60 V / 72 V packs for 1,000–1,500 W hub motors.
Neighbourhood EVs, golf shuttles and campus vehicles.
Fleet operators cutting 60–70% of battery weight and adding range.
Main export markets for this series: Pakistan, Nigeria, Kenya, Tanzania, the Philippines, Vietnam, Indonesia, Bangladesh and other high-mileage two-wheeler markets. Sea-DDP and air shipments available with UN38.3 documentation.
FAQ
Most e-bikes use 48 V, 60 V or 72 V nominal. Our packs are labelled by nominal voltage (51V = 48V system, 60V, 72V). Tell us your controller's cut-off voltage and motor wattage and we will match the right pack.
Yes. Every pack uses the same box dimensions and terminal layout as the common lead-acid sizes it replaces, so brackets and wiring stay unchanged — you only add the matching lithium charger.
Typically 2,000+ cycles at 80% depth of discharge, versus 300–500 for lead-acid — roughly 4× the service life, with about 70% less weight for the same capacity.
Yes — these are among our largest e-mobility markets. We ship by air (5–10 days with UN38.3 + MSDS documents) or by sea DDP to most ports, and can quote door-to-door delivery.
Yes, OEM branding is standard: label artwork, logo on the case, custom connector, even custom BMS firmware and Bluetooth app name. MOQ for branded packs is usually 50–100 pcs.
24–36 months depending on the model, covering BMS and cell defects. Spare BMS boards and cells are stocked for after-sales support.
Get In Touch
Send your requirements — our sales engineers reply within 24 hours (usually much faster).
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