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Product specifications, pricing, and availability are subject to change without notice. We make no warranties regarding product performance, longevity, or suitability for your specific needs.

Always verify specifications with the manufacturer and installer before purchase. Warranty terms are set by manufacturers and may have conditions not disclosed here. Battery performance degrades over time.

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CEC approved: Jan 2026Report outdated info

CESC Mars HV5-02-1

Name: CESC Mars HV5-02-1
Brand: CESC

Mars HV5-02 series

CEC Approved

View datasheet (PDF)

Part of Mars HV5-02 — see all configurations

Usable capacity: 4.77 kWh
Continuous power: 5.3 kW
Peak power: 5.3 kW
Round-trip efficiency: 90%
Warranty: 10 yr
Chemistry: LFP(LiFePO4)

Full specifications

Parsed from the manufacturer datasheet, install manual, and warranty document. Confirm against the linked PDFs before relying on a value for a quote or installation.

Cell & chemistry

Chemistry: LFP(LiFePO4)
Cell type: null

Capacity & power

Nominal capacity: 5.3 kWh
Usable capacity: 4.77 kWh
Continuous power: 5.3 kW
Peak power: 5.3 kW
Depth of discharge: 90%
Round-trip efficiency: 90%
Nominal voltage: 102.4 V

Lifespan & degradation

Cycle life: 6000 cycles
Capacity retained at year 10: 80%
Warranted throughput: 100 MWh

Modularity & stacking

Modular / stackable: Yes
Maximum stack: 5.3 kWh

Backup & grid services

Backup capable: No
VPP ready: No

Physical

Dimensions (H×W×D): 565 × 740 × 220 mm
Weight: 66 kg
IP rating: IP65

Operating environment

Operating temperature: 0°C to 50°C

Resources

Datasheet Warranty terms Installation guide

Warranty and support

Warranty terms and Australian support structure.

This warranty covers equipment malfunctions for 10 years with 80% capacity retention. Claims can be made by contacting support. Warranty voids include unauthorized installations.

Duration

years

Throughput

100

MWh

Max Temp

50°

celsius

Max Backup

Level 0

No Backup

Australian support structure

Not verified

We have not verified this brand's Australian support structure. Confirm warranty arrangements with the manufacturer or your installer.

Perth climate suitability

Suited to Perth climate

Rated to 50°C, which covers Perth's hottest days.

Key warranty terms

•Depth of Discharge: 90% usable capacity
•Round-trip Efficiency: 90% rated
•Annual Degradation: ~2.5% per year expected
•Installation: Must be installed by SAA-accredited installer
•Operating Conditions: 0°C to 50°C

✓ TransferableFull replacement≥80% capacity at year 10

Warranty Document Datasheet Compare Warranties

WA Battery Scheme eligibility

Check eligibility

Synergy SSL inverter pairing, VPP participation and state-rebate qualification for this battery. Rebate and STC amounts are shown in the pricing panel.

CSIP-AUS compliant
Inverter must be CSIP-AUS compliant under the current WA framework.
Synergy SSL approved inverter
Needs pairing with a Synergy SSL approved inverter.
VPP activation ready
VPP activation requires a Synergy SSL approved inverter.
WA Battery Scheme rebate
Requires Battery Rewards participation under the current WA framework.
Synergy Battery Rewards
Requires a CSIP-AUS compliant system and reliable internet.
Interest-free loan
Not eligible for interest-free financing.

Under current WA rules, new rebate applications require VPP enrolment and CSIP-AUS compliance. How the scheme works · Estimate VPP earnings

About CESC

View Full Profile →

Years in AU Market0+ years

Local SupportNot verified

CEC-Listed Products10 models

AU Listed

Listed on CEC Approved Products Register

0 years in the Australian market

Fault & error codes — CESC Mars HV5-02

Extracted from the installation manual

18 documented

Showing 18 of 18. The official install manual is the authoritative source — always confirm before acting.

Over currentcriticalCall your installer
Manual (PDF)
The battery system has detected a current that exceeds the safe operating limits.
Likely cause
External loads connected to the battery may be drawing too much current.
What to do
Contact your dealer or technical support.
Over voltagecriticalCall your installer
Manual (PDF)
The battery system has detected a voltage that exceeds the safe operating range.
Likely cause
Possible issues with the charging system or faulty components.
What to do
Contact your dealer or technical support.
Precharge errorcriticalCall your installer
Manual (PDF)
An issue detected during the precharging process.
Likely cause
Faulty connections or components.
What to do
Contact your dealer or technical support.
Relay errorcriticalCall your installer
Manual (PDF)
The battery system has detected an issue with the relay.
Likely cause
Failing or faulty relay components.
What to do
Contact your dealer or technical support.
Self-test failurecriticalCall your installer
Manual (PDF)
The battery unit has failed its self-check diagnostics.
Likely cause
Internal component malfunction.
What to do
Contact your dealer or technical support.
Under voltagecriticalCall your installer
Manual (PDF)
The battery system has detected a voltage that is below the safe operating range.
Likely cause
Possible battery depletion or faulty connections.
What to do
Contact your dealer or technical support.
Over temperaturewarning
Manual (PDF)
The battery system has reached a temperature above the safe operating limit.
Likely cause
Poor ventilation or prolonged heavy usage.
What to do
Wait until the temperature returns to normal before restarting the system.
PCB over temperaturewarning
Manual (PDF)
The printed circuit board has reached an unsafe temperature.
Likely cause
Poor ventilation or malfunctioning cooling system.
What to do
Wait until the temperature returns to normal before restarting the system.
RIM-OCwarningCall your installer
Manual (PDF)
Over current
Likely cause
Current exceeds the specified limit
What to do
Please contact your dealer or technical support.
RIM-OTwarning
Manual (PDF)
Over temperature
Likely cause
Battery module temperature exceeds the max limit
What to do
Wait till the temperature of cell goes back to the normal state.
RIM-OVwarningCall your installer
Manual (PDF)
Over voltage
Likely cause
Voltage supply exceeds the acceptable range
What to do
Please contact your dealer or technical support.
RIM-PPCB-OTwarning
Manual (PDF)
PCB over temperature
Likely cause
PCB temperature exceeds the max limit
What to do
Wait till the temperature of cell goes back to the normal state.
RIM-PrechargeErrwarningCall your installer
Manual (PDF)
Precharge error
Likely cause
Precharge process failed
What to do
Please contact your dealer or technical support.
RIM-RelayErrwarningCall your installer
Manual (PDF)
Relay error
Likely cause
Relay not functioning properly
What to do
Please contact your dealer or technical support.
RIM-SelfTestFailwarningCall your installer
Manual (PDF)
Self-test failure
Likely cause
Self-check did not complete successfully
What to do
Please contact your dealer or technical support.
RIM-UTwarning
Manual (PDF)
Under temperature
Likely cause
Battery module temperature falls below the min limit
What to do
Wait till the temperature of cell goes back to the normal state.
RIM-UVwarningCall your installer
Manual (PDF)
Under voltage
Likely cause
Voltage supply falls below the acceptable range
What to do
Please contact your dealer or technical support.
Under temperaturewarning
Manual (PDF)
The battery system is operating at a temperature below the safe operating limit.
Likely cause
Cold weather conditions affecting battery performance.
What to do
Wait until the temperature returns to normal before restarting the system.

Perth pricing

Typical installed price

$4,532

WA State RebateSubject to eligibility

Federal STCs-$0

After Rebates~$4,532

Prices are estimates. Final pricing depends on installation requirements. STC value is based on the current certificate price of about $39.9.

The WA Battery Scheme rebate (up to $1,300) requires a Synergy-approved (SSL) inverter and VPP enrolment — not all systems qualify, so it is not included above. Confirm eligibility with your installer.

Explore your options

Insufficient Data for Scoring

3 of 5 critical specs available (need 4)

Part of the CESC Mars HV5-02

See all configurations in this series →

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Frequently asked questions

How it compares

The CESC Mars HV5-02-1 against the closest-sized batteries from other brands.

Specification	CESC Mars HV5-02-1CESC	Alpha ESS SMILE-B5 (AS4777-2 2020)Alpha ESS	Alpha ESS SMILE-BAT-5PAlpha ESS

Usable capacity?	4.77 kWh	4.788 kWhbest value	4.788 kWhbest value
Continuous power?	5.3 kW	Not verified	Not verified
Peak power?	5.3 kW	Not verified	Not verified

Round-trip efficiency?	90%	92%best value	92%best value
Warranty	10 years	10 years	10 years
Chemistry	LFP(LiFePO4)	LFP	LFP

Specs from the CEC register and datasheet enrichment. Indicative — confirm exact figures with your installer.

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