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RJ-SIB-NA-12V-Start-Stop Battery
RJ
RJ-SIB-NA-12V-Start-Stop Battery
Super 10000CYCLES - Cold -40°C starts - FACTORY PRICE
RJ TECH: Next-Gen Automotive Start-Stop Sodium Batteries
RJ TECH delivers 12V (50Ah–100Ah) automotive-grade sodium-ion SLI batteries. Engineered to solve AGM/EFB short lifespan and winter failure issues, we feature 10,000+ cycles and native -40°C cold starts.
Fully mapped to DIN (H4–H8), JIS (Q85/S95/T110), and BCI standards with exact RHP/LHP polarities for 100% drop-in fitment. Integrated smart BMS supports 10-min fast charging and 0V deep-discharge safety, providing high-reliability, zero-runaway solutions for global auto aftermarket & OEM partners.
Features:
Outstanding Low Temperature -40 °C Performance
Excellent Low-termperature performance without preheat delays, heating films, or parasitic power draw—radically simplifying your thermal design and system costs.
Super long life >10,000 Deep Cycles
Delivers 10,000 deep cycles using Grade A prismatic cells—outlasting lead-acid by 12 times to achieve the lowest levelized cost per cycle on the market.
High-CCA & Extreme Cranking Power
Delivers massive Cold Cranking Amps (up to 1500CCA) with exceptional pulse discharge rates (15C–20C instant burst)
Ultra-Fast 15-Minute Charging
Charges to 80% SOC in under 15 minutes with high-rate 3C–5C continuous discharge, keeping multi-shift fleet operations moving with zero downtime.
0-Volt Transport & Safe Storage
Discharges fully to 0V with zero thermal risk or capacity degradation, enabling safer shipping protocols and hassle-free long-term inventory storage.
Maximum Safety (Zero Thermal Runaway, Non-Flammable & Explosion-Proof)
Passes harsh nail-penetration and extreme overcharge testing without fire or explosion risks, offering an operational safety margin far superior to conventional chemistries.
Flexible OEM/ODM Customization
Full-service OEM/ODM support for both raw cells and integrated BMS battery packs, tailored to meet your exact voltage, enclosure, and communication protocol needs.
| Form Factor | BCI | Dimensions (mm) | Dimensions (Inches) | Voltage | Capacity | Polarity |
| DIN L1 / H4 | Group 47 | 207 x 175 x 190 | 8.15" x 6.89" x 7.48" | 12V | 50Ah – 55Ah | RHP (Layout 0) |
| DIN L2 / H5 | Group 47 | 242 x 175 x 190 | 9.53" x 6.89" x 7.48" | 12V | 55Ah – 65Ah | RHP (Layout 0) |
| DIN L3 / H6 | Group 48 / 94R | 278 x 175 x 190 | 10.94" x 6.89" x 7.48" | 12V | 65Ah – 75Ah | RHP (Layout 0) |
| DIN L4 / H7 | Group 94R | 315 x 175 x 190 | 12.40" x 6.89" x 7.48" | 12V | 75Ah – 85Ah | RHP (Layout 0) |
| DIN L5 / H8 | Group 49 | 353 x 175 x 190 | 13.90" x 6.89" x 7.48" | 12V | 90Ah – 100Ah | RHP (Layout 0) |
| JIS Q-85 (D23) | Group 35 | 230 x 173 x 225 | 9.06" x 6.81" x 8.86" | 12V | 60Ah – 68Ah | LHP (Layout 1) |
| JIS S-95 (D26) | Group 24 | 260 x 173 x 225 | 10.24" x 6.81" x 8.86" | 12V | 70Ah – 78Ah | LHP (Layout 1) |
| JIS T-110 (D31) | Group 31 | 306 x 173 x 225 | 12.05" x 6.81" x 8.86" | 12V | 85Ah – 95Ah | LHP (Layout 1) |
| BCI Group 65 | N/A | 315 x 175 x 190 | 12.40" x 6.89" x 7.48" | 12V | 70Ah – 80Ah | RHP (Layout 0) |
| BCI Group 51 / 51R | N/A | 238 x 129 x 223 | 9.37" x 5.08" x 8.78" | 12V | 45Ah – 50Ah | 51: LHP / 51R: RHP |
RJ TECH Sodium ion Start-Stop Batteries FAQ
A: Sodium-ion batteries offer revolutionary performance upgrades for automotive SLI (Starting, Lighting, Ignition) applications:
12 times Cycle Life: Delivers >10,000+ deep cycles, outlasting traditional AGM/EFB batteries (300–500 cycles) by more than ten times.
Superior CCA Output: Delivers higher Cold Cranking Amps (up to 1500 CCA) with minimal voltage sag during ignition.
Extreme Cold Start: Native -40°C cold cranking without needing parasitic internal preheating films.
10-Min Ultra-Fast Charge: Recovers startup energy rapidly during short urban commutes, eliminating AGM chronic undercharging.
50% Weight Reduction: Cuts battery weight by half lighter, aiding OEMs in fleet emission reduction.
A: Yes. RJ TECH batteries are manufactured in standard automotive enclosures—including DIN (H4–H8 / L1–L5), JIS (Q85/S95/T110), and BCI (Group 47/48/49/65/51). They feature identical physical dimensions, bottom hold-downs (B13/B14), standard terminal posts, and exact polarity layouts for 100% plug-and-play drop-in replacement without modifying battery trays or wiring.
A: You can select exact drop-in sizes based on original vehicle specifications:
50Ah – 65Ah (DIN H4/H5 / JIS Q85 / BCI 51): For compact, C-segment cars, and auxiliary hybrid systems.
65Ah – 75Ah (DIN H6 / JIS S95 / BCI 48): Core Best-Seller for mid-size sedans and SUVs (e.g., VW Passat, Audi A4, BMW 3-Series).
75Ah – 85Ah (DIN H7 / BCI 94R / BCI 65): Core Best-Seller for full-size sedans, luxury SUVs, and American light trucks.
90Ah – 100Ah (DIN H8 / JIS T110 / BCI 49): For heavy-duty luxury SUVs, MPVs, and commercial light trucks.
A: Cold Cranking Amps depends heavily on internal resistance and pulse discharge rates, not just nominal Ah capacity:
Ultra-Low Internal Resistance: RJ TECH sodium-ion cells support high pulse discharge rates (15C–20C instant burst).
Higher CCA Output: A 60Ah sodium-ion battery comfortably delivers 1100CCA, matching or exceeding the cranking power of a heavier 70Ah–80Ah AGM battery.
0 Cold Voltage Sag: Maintains a higher discharge voltage plateau during engine ignition, ensuring faster and smoother engine turns even under heavy engine loads.
A: Vehicle engine bay cables have strict length limits, making correct polarity essential for installation.
Over 80% of European, American, and Chinese vehicles (DIN H5–H8) require RHP (Right Hand Positive / Layout 0).
Most Japanese vehicles (JIS Q85/S95) require LHP (Left Hand Positive / Layout 1).
We supply exact OEM terminal layouts for both standards to eliminate cable fitment issues during aftermarket replacement.
A: Traditional AGM lead-acid batteries lose up to 50% of cranking power at -20°C, causing frequent ignition failures. RJ TECH sodium-ion cells maintain high ionic mobility at extreme sub-zero temperatures, retaining >90% discharge capacity. They deliver native -40°C, zero-delay cold starts without relying on battery-draining heating films, guaranteeing reliable ignition in Arctic winter conditions.
A: Unlike lithium batteries, which suffer permanent chemical damage or thermal safety risks when discharged below 2.0V, sodium-ion chemistry can be safely discharged to 0 Volts without capacity loss or safety degradation. This completely eliminates battery dead-out during overseas shipping transit, long warehouse storage, or prolonged vehicle idle time.
A: Yes. Our integrated Automotive-Grade Smart BMS features real-time SOC/SOH tracking and optional CANbus/LINbus communication to sync seamlessly with vehicle Energy Management Systems (EMS). It includes hardware-level Reverse Polarity Protection, Overcharge Protection, and Thermal Protection, preventing costly vehicle ECU damage if incorrectly installed.
A: Absolutely. Engine bays frequently experience ambient temperature spikes exceeding 85°C. Our sodium-ion prismatic cells pass rigorous nail penetration, overcharge, and heavy impact tests with zero thermal runaway or fire risk. Built with high thermal dissipation chemistry and reinforced aluminum casings, they easily withstand under-hood thermal stress.
A: All RJ TECH automotive start-stop sodium batteries carry UN38.3, MSDS, and CE certifications for safe global logistics. We welcome sample orders for lab testing and fitment verification (dispatch within 3 days). Bulk OEM/ODM orders have a 15–25 day lead time, backed by a 5-year commercial B2B warranty.
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