Projecta LB210-HDCP
Intelli-GRID 12V LiFePO4 Lithium Battery
12.8V 210Ah Lithium Battery
High Discharge Lithium Battery
The Projecta LB210-HDCP is a 12.8V 210Ah LiFePO4 lithium battery designed for Intelli-GRID, Intelli-RV, caravan, RV, inverter and auxiliary power applications.
It provides high discharge capability, built-in State of Charge monitoring, communication ports and remote battery switching.
The LB210-HDCP is designed for high power applications, including inverter systems. The manual states the battery range is ideal for powering 3000W inverters when installed correctly and used within system limits.
The LB210-HDCP includes:
12.8V 210Ah LiFePO4 battery
2680Wh nominal energy
200A maximum continuous discharge current
300A peak discharge current for 10 minutes
High discharge design suitable for inverter applications
Built-in current shunt for accurate State of Charge, SOC
Remote battery switch capability
Communication ports for Intelli-RV and Intelli-GRID systems
Communication between additional batteries
Sealed IP67 rated design
Suitable for external installation on the side or underneath, where installed correctly
Low self-discharge lithium technology
30.6kg battery weight
Built-in protection against over-voltage, under-voltage, over-current, high temperature, low temperature and short circuit
The LB210-HDCP is designed for 12V auxiliary power systems, including:
Caravans
RVs
Off-grid systems
Auxiliary battery systems
Inverter systems
Intelli-RV systems
Intelli-GRID systems
High capacity lithium battery banks
Yes.
The manual states this battery range has high discharge capability and is ideal for powering 3000W inverters.
The final suitability depends on:
Inverter size
Cable size
Fuse rating
Battery State of Charge
Number of batteries installed
System configuration
Peak and continuous load requirements
No external shunt is required when used with compatible Projecta systems.
The battery includes a built-in current shunt for accurate State of Charge readings.
Important note:
The internal current shunt only functions with Projecta products that have a compatible communication link.
Use a lithium-compatible charger suitable for LiFePO4 batteries.
The charger must match the battery’s required charging voltage and current limits.
The LB210-HDCP charge voltage is:
14.2V
The maximum charge current is:
200A
The standard charge current is:
200A
Do not charge the battery:
Above 14.2VDC continuously for 24 hours or more
Using a charger with automatic desulfation mode
Using an incompatible lead-acid-only charger
With reverse polarity
With damaged cables or connectors
Outside the battery’s operating temperature range
Automatic desulfation modes are not suitable for LiFePO4 lithium batteries.
Yes.
The LB210-HDCP includes a remote battery switch function to isolate the system during storage.
The LB210-HDCP includes communication ports for:
Intelli-RV systems
Intelli-GRID systems
Additional batteries
Projecta system monitoring and integration
The communication link allows compatible Projecta systems to read battery information such as State of Charge and system status.
For best operation and correct SOC readings, the manual recommends linking the batteries to a Projecta 12V power management system such as Intelli-RV or Intelli-GRID.
For a single LB210-HDCP battery setup, the manual lists:
LBHDC-POS — Positive battery cable, 1.2m, 50mm²
LBHDC-NEG — Negative battery cable, 1.2m, 50mm²
For 2 or more batteries in parallel, the following cables are also required:
LBHDC-PAR-POS — Positive parallel cable, 1.2m, 50mm²
LBHDC-PAR-NEG — Negative parallel cable, 1.2m, 50mm²
LBHDC-NEG-EXT — Negative extension cable, 1.2m, 50mm², optional
For a single battery setup:
Yes.
Up to 4 LB210-HDCP batteries can be connected in parallel.
This can create up to:
12V 840Ah battery bank
Do not connect batteries in series unless confirmed by a controlled Projecta instruction or technical approval.
Before connecting batteries in parallel:
Fully charge all batteries.
Confirm all batteries are the same model and capacity.
Confirm battery voltages are closely matched.
Use the correct Projecta parallel cables.
Confirm polarity before making connections.
Use suitable circuit protection.
Ensure all terminals and connectors are clean and secure.
For a 2, 3 or 4 battery setup:
Before installing or using the LB210-HDCP:
Do not short-circuit the battery.
Do not reverse polarity.
Do not disassemble the battery.
Do not deform or modify the battery.
Do not charge beyond 14.2VDC continuously for 24 hours or more.
Do not use a charger with automatic desulfation mode.
Store the battery in a cool, dry and well-ventilated area.
Charge the battery every 3 to 6 months or when voltage drops below 12.8VDC.
Ensure the battery is fully discharged before proper disposal.
Keep terminals and screw holes clean and secure.
Protect the battery from sudden impact or crushing during transport.
Store the battery:
In a cool, dry and well-ventilated area
Away from direct heat sources
Away from flammable materials
Away from corrosive substances
Protected from impact or crushing
To maintain battery life, recharge the battery fully every 3 to 6 months.
The warning section also states the battery should be charged when voltage drops below 12.8VDC.
When storing, discharge to 80%.
Recharge to 80% again if the State of Charge drops below 40%.
If the connected load will not be used for an extended period:
Disconnect the battery from the load, or
Turn the battery OFF
This helps prevent discharge and over-discharge.
Check the following:
Battery switch is ON.
Battery voltage is above discharge cut-off.
Battery terminals and cable connectors are secure.
Positive and negative cables are connected correctly.
LBHDC-POS and LBHDC-NEG cables are connected to the correct ports.
Main fuse or circuit breaker is not blown or tripped.
Connected load does not exceed the battery rating.
Battery protection has not activated.
Communication cables are connected correctly if used with Intelli-RV or Intelli-GRID.
Check the following:
Battery State of Charge is sufficient.
Inverter size is suitable for the battery setup.
Continuous load does not exceed the battery’s continuous discharge rating.
Surge load does not exceed peak discharge rating.
Battery cables are correctly sized.
Fuse or circuit breaker rating is suitable.
Cable connections are tight.
Multiple batteries are correctly connected if a larger system is required.
Check the following:
Charger is suitable for LiFePO4 batteries.
Charge voltage is set correctly.
Charger is not using desulfation mode.
Charger polarity is correct.
Battery switch is ON if required by the system.
Battery terminals and connectors are clean and tight.
Battery temperature is within operating range.
Battery protection has not activated.
Do not continue charging if the battery becomes hot, swollen, damaged or behaves abnormally.
Check the following:
Battery is connected to a compatible Projecta communication system.
Communication cable is connected correctly.
Battery bank is configured correctly.
All batteries are linked correctly in parallel.
Battery has completed a full charge cycle.
The correct battery model and capacity are selected in the power management system.
The internal shunt only functions with Projecta products that have a communication link.
Check the following:
First battery is treated as the master battery.
LBHDC-POS is connected to the COM port of the master battery.
LBHDC-NEG is connected to the Link Out port of the last battery.
Parallel positive and negative cables are connected in the correct sequence.
RJ45 system connection cable is connected where required.
All batteries were fully charged before connection.
All batteries are the same model and capacity.
The LB210-HDCP includes protection against:
Over-voltage
Under-voltage
Over-current
High temperature
Low temperature
Short circuit
If protection activates, remove the cause of the fault before attempting to use or charge the battery again.
Part number: LB210-HDCP
Battery type: LiFePO4 lithium battery
Nominal voltage: 12.8V
Nominal capacity: 210Ah
Nominal energy: 2680Wh
Charge voltage: 14.2V
Discharge cut-off voltage: 11.2V
Standard charge current: 200A
Maximum charge current: 200A
Maximum continuous discharge current: 200A
Peak discharge current: 300A for 10 minutes
Operating temperature: -20°C to 60°C
Maximum batteries in parallel: 4
Number of discharge cycles: 3000
Weight: 30.6kg
IP rating: IP67
The LB210-HDCP has a sealed IP67 rated design.
this allows installation externally both on the side and underneath, provided the battery is installed correctly.
Before installation:
Confirm battery polarity.
Use the correct Projecta battery cables.
Use suitable circuit protection.
Secure the battery correctly.
Ensure terminals and screw holes are clean and tight.
Confirm communication cables are fitted correctly.
Confirm the charger is suitable for LiFePO4 batteries.
Confirm the battery is protected from impact and crushing.
Escalate the case if:
The battery will not charge after charger and wiring checks.
The battery will not power a load after switch, fuse and wiring checks.
The battery case is swollen, cracked, deformed or damaged.
The battery has been short-circuited or reverse connected.
The customer reports smoke, burning smell, abnormal heat or sparking.
The battery repeatedly enters protection mode.
Communication with Intelli-RV, Intelli-GRID or additional batteries does not work.
A parallel battery setup is not communicating or reporting SOC correctly.
The battery has been incorrectly charged using desulfation mode.
Warranty assessment is required.