LiFePO4 · Series RLS

RLS Series – Lithium Standard

Energy density and ultra-fast charging.

Rekoser Lithium Iron Phosphate (LiFePO4) battery, a drop-in replacement for lead-acid. It delivers up to 20× the cyclic life and 60% less weight, with ultra-fast charging and a built-in BMS. Lithium's energy density and longevity for UPS, telecom, solar and mobility.

Request a quote Models (17) PDF
RLS Series – Lithium Standard
Models
17
Nominal Voltage
12.8 V, 24 V, 25.6 V
Capacity
10–200 Ah
Design life
10 years
Warranty
5 years
Cycle Life
>2000 cycles @1C 100%DOD

Key features

  • Drop-in replacement: Takes the place of a lead-acid battery
  • Cycle life: Up to 20 times more cycles than lead
  • Light: 60% less weight
  • Built-in BMS: Protection and ultra-fast charging

Applications

  • Solar/Wind Energy Systems
    Energy storage for deep-cycle photovoltaic and wind systems, ensuring stable power supply even during low generation periods.
  • Telecommunications and Base Stations
    Critical backup for network infrastructures and mobile base stations in remote locations with extreme weather conditions.
  • UPS and Data Centers
  • Light Electric Vehicles
    Light traction with daily cycling: golf carts, wheelchairs and utility vehicles.

Standards and certifications

CE CERTIFIED ISO 9001 / 14001 IEC62133 RoHS

RLS series models

Each model links to its datasheet with discharge tables, dimensions and charge parameters. Rated capacity at 25 °C; C20 = 20-hour rate.

Model Nominal Voltage Capacity Length (mm) Width (mm) Height (mm) Weight (kgs)Terminal
RLS12-10 (formerly RKL12-10) 12.8 V 10 Ah (C20) 151 98 95 1.4F2
RLS12-12 (formerly RKL12-12) 12.8 V 12 Ah (C20) 151 98 95 1.7T2
RLS12-18 (formerly RKL12-18) 12.8 V 18 Ah (C20) 181 77 167 2.7T3
RLS12-20 (formerly RKL12-20) 12.8 V 20 Ah (C20) 181 77 167 3T3
RLS12-26 (formerly RKL12-26) 12.8 V 26 Ah (C20) 175 166 125 4.2M5
RLS12-33 (formerly RKL12-33) 12.8 V 33 Ah (C20) 195 130 180 4.8T5
RLS12-40 (formerly RKL12-40) 12.8 V 40 Ah (C20) 197 165 170 5.75M6
RLS12-55 (formerly RKL12-55) 12.8 V 55 Ah (C20) 257 132 200 8.12M6
RLS12-65 (formerly RKL12-65) 12.8 V 65 Ah (C20) 259 168 208 9.3M6
RLS12-75 (formerly RKL12-75) 12.8 V 75 Ah (C20) 259 168 208 10.3M8
RLS12-100 (formerly RKL12-100) 12.8 V 100 Ah (C20) 342 173 212 13.6M8
RLS12-150 (formerly RKL12-150) 12.8 V 150 Ah (C20) 483 170 238 16.5M8
RLS12-165 (formerly RKL12-165) 12.8 V 165 Ah (C20) 483 170 238 18.4M8
RLS12-200 (formerly RKL12-200) 12.8 V 200 Ah (C20) 522 240 224 29.6M8
RLS24-40 (formerly RKL24-40) 24 V 40 Ah (C20) 270 250 200 13M8
RLS25.6-20 (formerly RKL25.6-20) 25.6 V 20 Ah (C20) 198 166 176 5.8M8
RLS25.6-120 (formerly RKL25.6-120) 25.6 V 120 Ah (C20) 484 170 241 21M8

Construction

ComponentMaterial
ContainerABS (Flame Retardant Optional)
CoverABS (Flame Retardant Optional)
SealantEpoxy Resin
TerminalCopper

Downloads

RLS series datasheets (PDF)

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