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12V 50Ah Sodium-ion car starter battery

Defy extreme cold with instant -40°C engine starts and 15C high-power bursts—outperforming lead-acid’s limitations. Engineered for harsh conditions (-40°C to 60°C), our sodium battery delivers 3X longer lifespan with integrated BMS protection against overcharge, shorts, and thermal stress. Zero-maintenance, lead-free, and fully recyclable—power your vehicle without compromise.

Description

ELECTRICAL SPECIFICATION
Nominal Voltage 12V
Nominal Capacity 50AH
Stored Energy 600Wh
Resistance <10mΩ
Self Discharge Rate <3% per Month
Maximum Continous Charge Current ≤150A
Maximum Continous Discharge Current ≤150A
Charge Cut-off Voltage 14.4 V
Discharge Cut-off Voltage 8V
Cycle life(25°C) >2000 times@80%DOD

 

MECHANICAL SPECIFICATIONS
Dimensions (mm) L231×W173×H200(mm)
Weight 7kg
Terminal Type M8
Case Material ABS
Cell Type Sodium-ion cell

 

TEMPERATURE SPECIFICATIONS
Discharge Temperature -40~60℃
Charge Temperature -20~60℃
Storage Temperature -20 ~ 45 °C

 

OTHERS SPECIFICATIONS
 Protection Function Overcharge, overdischarge, short circuit,low temperature protection
Life Expectancy (years) 6 years at one cycle per day

 

The Certification that ELB Got:
ELB Battery certification
ELB Battery certification

 

Check details in ELB certification center.

Core Product Features

Extreme Cold Dominance
Instant starts at -40°C – outperforms lead-acid batteries that fail below -20°C.

15C Instant Starting Power
High-rate discharge for diesel engines in 3-second bursts.

3X Longer Service Life
6-year lifespan(2000+cycles) vs. 2 years for lead-acid.

Sodium-Specific BMS
Active cell balancing prevents degradation in low-temperature operations.

Industrial-Grade Safety
Fireproof under short-circuit/crush tests (UN38.3 certified).

Optimized Thermal Range
Stable performance from -40°C to 60°C – ideal for engine compartments.

FAQs

Q1: Can I order samples before bulk purchase?
A: Yes. We provide 1-10pcs samples for quality verification.

Q2: What is the production timeline?
A:Samples: 7-10 days

    Mass production: 20-30 days (scales with order volume)

Q3: How is shipping handled?

Method Delivery Time Best For
DHL/UPS/FedEx 7-10 days Samples/Urgent Orders
Sea Freight 20-40 days Bulk Shipments

Q4: What’s the ordering process?

  1. Share requirements → 2. Receive quote → 3. Confirm sample → 4. Pay deposit → 5. Production → 6.Pay remaining balance→ 7.Delivery

Q5: Can I add custom branding?
A: Yes. Submit logo/design before production for approval.

Q6: What is the lifespan?
A: 2,000 cycles at 80% DoD

6-year service life (1 cycle/day)

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Approvals-And-Certification

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THE ELB BRAND PROMISE

HIGH QUALITY LOGO

QUALITY

4000 TIMES CYCLES 10 YEARS DESIGN LIFESPAN

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CERTIFICATION

ISO9001,ISO14001, OHSAS18001, CE, CB, UL, KC, FCC, BIS, IEC62133.

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SERVICES

EXW, FOB, DAP, DDP OPTIONAL
T/T, L/C OPTIONAL

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