trident logo in teal

Safe. Light. Flexible.

Spear's highly-configurable Trident marine batteries offer multiple cell chemistries with a common interface and an advanced safety system.

Leaders in Battery Storage

Advantages

Trident's racked or stacked form factors provide designers maximum flexibility to optimize the volumetric efficiency of battery propulsion for applications from passenger ferries to work boats.

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Spear's safe, reliable energy storage systems offer exceptional performance in the most demanding applications.

trident icon logo in teal

Trident Systems

SMAR-11N

Defining Features

Industry-leading Energy Density

Approvals

DNV GL, BV, UN 383.
LR (Q2'20), RINA (Q4,20)
ABS (Q4'20) 

Cell Chemistry

NMC

Embedded Energy

11.3 kWh

Nominal Capacity

128 Ah

Maximum Continuous Discharge Rate

3.0 C

Pulse Discharge Rate

6.0 C

Maximum Continuous Charge Rate

3.0 C

Energy Density (System-Level)

98 Wh/L

Specific Energy (System-Level)

111 Wh/kg

System Scalability

2.0 kWh - 10 MWh+

Battery Management System

Spear Scalable Battery Management System (SBMS)

Cooling Method

Forded Air / Liquid Cooling

SMAR-4A

Defining Features

Ultra High Power Density

Approvals

DNV GL (Q4'20)
ABS (Q4'20)

Cell Chemistry

NANO

Embedded Energy

4.1 kWh

Nominal Capacity

46 Ah

Maximum Continuous Discharge Rate

12.0 C

Pulse Discharge Rate

15.0 C

Maximum Continuous Charge Rate

4.0 C

Energy Density (System-Level)

55 Wh/L

Specific Energy (System-Level)

74 Wh/kg

Power Density (System-Level)

657 W/L

System Scalability

2.0 kWh - 10 MWh+

System Voltage Range

48 VDC - 1250 VDC

Battery Management System

Spear Scalable Battery Management System (SBMS)

Cooling Method

Forced Air / Liquid Cooling