Power 24-3500

Power 24-3500


High-performance lithium battery

  • High-performance lithium battery with 3,679 Wh
  • Energy power density to 145 Wh / kg
  • Weight is just 25.4 kilograms
  • 12 hours to fully recharge with the standard 350 watt charger
  • Optional 1700 watt fast charger recharges under 2 hours
  • Waterproof to IP67
  • Including battery management system with integrated protection against overcharging, short circuit, deep discharge, polarity reversal, overheating and submersion
SPECIFICATIONS

General features

  • Capacity: 3,679 Wh
  • Nominal voltage: 25.2 V
  • Final discharging voltage: 21.0 V
  • Nominal charge: 139,2 Ah
  • Maximum discharge rate: 180 A Safety function against short-circuit, must not be used as starter battery
  • Maximum discharge rate at nominal voltage: 4,660 W
  • Weight: 25.4 kg
  • Dimensions (L x H x B): 577.5 mm x 218.5 mm x 253.5 mm
  • Volume: 32 l
  • Battery chemistry: Li-NCA

Benchmark information

  • Energy density (weight): 145 Wh/kg
  • Energy density (volume): 115 Wh/l
  • Power density (weight): 183 W/kg
  • Power density (volume): 146 W/l

Lifetime data

  • Cycle lifetime: 800 cycles with 100%
    discharge depth at 25°C result in capacity loss of approx. 25%
  • Average annual capacity loss: Approx. 4% at 25°C ambient temperature

Usage information

  • Cell operating temperature: -20°C to +55°C Battery protects itself
  • Cell charging temperature: 0°C to +45°C Battery protects itself
  • Temperature (storage): -30°C to +50°C
  • Typical storage time at 50% SOC: 1 year When switched off
  • Max. connections: 2S8P or 1S16P Please contact Torqeedo if larger battery banks required
  • Max. quick charge: 50 A Charging time < 1.2 hours
  • Protection class: IP67 Waterproof, can be submerged to depth of 1 metre for 30 minutes without damage

Battery composition

  • Number of cells: 336
  • Cell housing: Steel cylinder safety cells
  • Capacity per cell: 3 Ah
  • Nominal voltage per cell: 3.65 V
  • Cell connection: 7s48p

Battery management system and safety

  • On-off switch: Yes Via Cruise or motors or on/off switch
  • Cell balancing: Yes Increases the battery lifetime
  • High-current and short-circuit protection: Yes 4-level safety cut-out mechanism to protect against short-circuits and overcurrent
  • Deep discharge protection: Yes, cut-off at < 2.7 V per cell,
    charge protection at < 2 V per cell
  • Protection against incorrect charging: Yes 3 protection levels against overcharging
  • Protection against polarity reversal: Yes
  • Individual cell voltage monitoring: Yes
  • Current interruption device (CID) for each cell: Yes
  • Safety vent for each cell: Yes
  • Cell temperature monitoring: Yes
  • Temperature monitoring of battery electronics: Yes
  • Automatic shutdown in the event of submersion: Yes

Information system

  • Interface: RS485
  • Electronic battery identification: Yes Important for connecting multiple batteries into battery banks
  • Data logging: Yes Important for warranty information

The perfect high-end lithium battery for the Cruise. Or for your on-board power supply.

Choosing lithium means choosing high performance. Choosing the Power 24-3500, also means choosing an unrivalled level of professional safety. The Power 24-3500 is equipped with a comprehensive safety system combining the requirement for general operating safety with safety in maritime use.

Thanks to plug&play, the Power 24-3500 can be installed and activated in a few short steps. And with a 5-stage safety concept it is arguably the safest battery of its kind for boats.

Its long life expectancy and low capacity losses are convincing.

Power 24-3500 - Benefits:

  • Up to 70% less battery weight than AGM or gel batteries
  • Maximum safety thanks to 5-tier safety system, including battery management system with one-fault safety
  • Simple operation
  • Waterproof to IP67