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ReLion Lithium RB300 12V 300ah 625 Case Cyclic RB300

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The  RELiON RB300-LT offers a dependable, eco-friendly solution for energy storage, especially in demanding and cold environments. Whether you’re powering an RV, an off-grid solar system, or a marine vessel, this battery combines performance, longevity, and safety in one maintenance-free package.

£ 3,770.20 3770.2000000000003 GBP £ 3,770.20 VAT Excluded

£ 3,770.20 VAT Excluded

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Internal Reference: 104991

The RELiON Lithium RB300-LT battery is a high-capacity, cold-weather lithium iron phosphate battery designed for RV, solar, and marine applications, and it excels in extreme temperature conditions. Built for superior durability, the RB300-LT delivers exceptional performance, especially in cold weather, making it a versatile choice for a wide range of energy storage needs. Unlike traditional lead-acid batteries, the RB300-LT offers more usable energy, faster charging, and a much longer lifespan, maintaining 80% of its rated capacity even after 3,500 cycles. Its maintenance-free design simplifies use, while its lightweight, compact build enhances portability and performance.

With RELiON’s advanced Battery Management System (BMS), this model protects against overcharging, deep discharge, and temperature extremes, ensuring safe operation in all environments.


IMPORTANT NOTICE:

Please note that the images of the product shown above are for illustrative purposes only.

While we strive to provide accurate representations, there might be slight differences between the product image and the actual product you receive. These variations could be due to lighting, individual screen settings, product enhancements, or minor design updates from the manufacturer.

We assure you that any discrepancies are minimal and will not affect the overall quality and functionality of the product.

If you have any questions or concerns, please feel free to contact our customer support team for further assistance at support@batsol.co.uk or phone us at 01752 656270.

At Batteries and Solar, your satisfaction is our top priority, and we are committed to providing the best shopping experience for you.

Thank you for choosing Batteries and Solar for your purchase.

  • Cold-Weather Tolerance: Operates efficiently in cold and hot conditions (down to -4°F and up to 140°F).
  • Lightweight Design: Offers high energy density at only half the weight of lead-acid counterparts.
  • Long Life: Lasts up to 10 times longer than lead-acid batteries, retaining 80% of capacity after 3,500 cycles.
  • Fast Charging: Charges significantly faster than lead-acid batteries, offering up to 10 times the lifespan.
  • Constant Power: Provides stable voltage throughout discharge, unlike lead-acid batteries, which experience a drop in voltage.
  • Partial State of Charge (PSOC) Tolerance: Performance and lifespan are unaffected by frequent partial charges, a common issue with lead-acid batteries.
  • 100% Usable Capacity: Delivers full rated capacity at any discharge rate, with extended cycle life.
  • Eco-Friendly & Maintenance-Free: No corrosion, gassing, or pollution, and requires no maintenance.
AttributeDetails
Nominal Voltage12.8 V
Nominal Capacity300 Ah
Capacity @ 25A720 min
Energy3840 Wh
Resistance≤30 mΩ @ 50% SOC
Self-Discharge Rate<3% per month
Series ConnectionUp to 6 batteries


Electrical Specifications:

SpecificationDetails
Max Continuous Discharge100 A
Peak Discharge Current200 A (7.5 ±2.5 s)
BMS Discharge Cut-Off280 A ±50 A
Low Voltage Disconnect11 V
Discharge Voltage Cut-Off8 V
Reconnect Voltage9.2 V
Short Circuit Protection200-600 µs


Charge Specifications:
SpecificationDetails
Recommended Charge Current15 A - 50 A
Max Charge Current100 A
Cold Charge Current (0 to -10°C)≤0.1 C
Cold Charge Current (-20 to -10°C)≤0.05 C
Charge Voltage Range14.2 V - 14.6 V
BMS Charge Voltage Cut-Off15.6 V
Reconnect Voltage15.2 V
Balancing Voltage14.4 V


Temperature Specifications:
ParameterRange
Discharge Temperature-4 to 140°F (-20 to 60°C)
Charge Temperature-4 to 113°F (-20 to 45°C)
Storage Temperature23 to 95°F (-5 to 35°C)
High Temp Cut-Off176°F (80°C)
Reconnect Temperature122°F (50°C)


Mechanical Specifications:
SpecificationDetails
Dimensions (L x W x H)20.6 x 10.5 x 8.7 in (522 x 267 x 220 mm)
Weight75.8 lbs (34.36 kg)
Terminal TypeM8 x 1.25
Terminal Torque80-100 in-lbs (9-11 N-m)
Case MaterialABS
Protection RatingIP66
Cell ChemistryLiFePO4 (Cylindrical cells)

Compliance Certifications:
CertificationDetails
CertificationsUN38.3, CE (battery), UL1642 (cells), IEC62133 (cells)
Shipping ClassificationUN 3480, Class 9


Datasheet