RKC12-90

AGM DEEP CYCLE

Critical Power Without Compromise

Rekoser AGM deep cycle battery. RKC Series is specially designed for frequent cyclic discharge. By using strong grids and specially designed active material, the RKC series battery offers 30% more cyclic life than the standby series. Ideal for solar & wind energy systems, golf cart, electric wheelchair, etc.

Main Advantages

Nominal Voltage12V
Capacity (25ºC) (20HR)90Ah @ 10HR
Weight (kgs)27.5 kg
TerminalF14
Dimensions (mm)306x169x208
12+
LONG LIFE DESIGN
EUROBAT
* EUROBAT CLASSIFICATION.
YEARS
WARRANTY
* Subject to charge and temperature parameters stipulated in this datasheet.

Main Applications

Quality Standards

Engineering Datasheet @REKOSER | Engineered in Europe | https://rekoser.com Page 1/4

RKC12-90

AGM DEEP CYCLE

Graphics (25°C)

Constant Discharge Ratings (A) at 25ºC

F.V / Time 5MIN 10MIN 15MIN 30MIN 1HR 3HR 5HR 10HR 20HR
11.10 V142A127A116A81.2A52.4A23.3A15.6A8.77A4.61A
10.80 V165A141A127A86.0A54.8A24.0A16.0A9.0A4.72A
10.50 V187A155A136A90.0A56.7A24.5A16.4A9.18A4.82A
10.20 V215A167A146A93.2A57.9A24.9A16.6A9.31A4.91A
10.02 V241A184A155A96.8A59.2A25.2A16.7A9.42A5.02A
9.60 V270A199A165A99.9A60.8A25.5A16.9A9.55A5.14A

Constant Discharge Ratings (W) at 25ºC

F.V / Time 5MIN 10MIN 15MIN 30MIN 1HR 3HR 5HR 10HR 20HR
11.10 V267W241W221W156W102W45.7W30.8W17.5W9.27W
10.80 V306W264W240W164W105W46.8W31.3W17.9W9.43W
10.50 V342W288W255W170W108W47.3W31.8W18.1W9.55W
10.20 V388W306W272W175W109W47.7W32.0W18.2W9.67W
10.02 V430W333W285W180W111W47.9W32.1W18.3W9.82W
9.60 V475W358W300W187W113W48.1W32.2W18.4W10.0W
CHARGE CHARACTERISTICS agm_battery_12v_7ah_rke12-7_graf1.png
DISCHARGE CHARACTERISTIC 25oC agm_battery_12v_7ah_rke12-7_graf2.png
SELF DISCHARGE CHARACTERISTICS agm_battery_12v_7ah_rke12-7_graf3.png
LIFE CHARACTERISTICS OF CYCLIC USE agm-deep-cycle-batteries-cycles.png
Engineering Datasheet @REKOSER | Engineered in Europe | https://rekoser.com Page 2/4

RKC12-90

AGM DEEP CYCLE

Specifications

Voltage12V
Capacity (25ºC)90Ah @ 10HR
Cell number6 cells
Charge Voltage (25°C)Cycle - 14.6-14.8V (-30mV/C), max. Current 2.1A
Float - 13.6-13.8V (-20mV/C)
Max. Charge Current27A
Max. Charge Current720A
Internal ResistanceFully Charged 25 m Ω
Self Discharge3% of capacity declined per month at 20°C
Capacity Affected by Temperature40°C: 102%, 25°C: 100%, 0°C: 85%, -15°C: 65%

Construction

ComponentMaterial
PositiveLead dioxide
NegativeLead
ContainerABS (Flame Retardant Optional)
CoverABS (Flame Retardant Optional)
SealantEpoxy Resin
Safety ValveRubber
TerminalCopper
SeparatorFibre Glass
ElectrolyteSulphuric acid
Engineering Datasheet @REKOSER | Engineered in Europe | https://rekoser.com Page 3/4

RKC12-90

AGM DEEP CYCLE

  • Length: 306 mm
  • Width: 169 mm
  • Height: 208 mm
  • Weight (kgs): 27.5 kg

Terminales F14

  • Cycle - 14.6-14.8V (-30mV/C), max. Current 2.1A
  • Float - 13.6-13.8V (-20mV/C)

Specialized Technical Support

Rekoser offers consulting services for the dimensioning of critical systems, racks, battery monitoring.

https://rekoser.com | +34 958 04 29 73
Engineering Datasheet @REKOSER | Engineered in Europe | https://rekoser.com Page 4/4

Interested in our products?

Contact us for further information or a request for quotation

Contact