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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CEC approved: Feb 2025Report outdated info

NAHUI NHS-1Y40K

Name: NAHUI NHS-1Y40K
Brand: NAHUI

NA series

CEC Approved

View datasheet (PDF)

Part of NA — see all configurations

Usable capacity: 38.91 kWh
Continuous power: 12.8 kW
Peak power: 6 kW
Round-trip efficiency: 95%
Warranty: 10 yr
Chemistry: 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: LiFePO₄
Cell type: Pouch

Capacity & power

Nominal capacity: 40.96 kWh
Usable capacity: 38.91 kWh
Continuous power: 12.8 kW
Peak power: 6 kW
Depth of discharge: 95%
Round-trip efficiency: 95%
Nominal voltage: 819.2 V

Lifespan & degradation

Cycle life: 6000 cycles
Capacity retained at year 10: 70%
Warranted throughput: 90.6 MWh

Modularity & stacking

Modular / stackable: Yes
Maximum stack: 40.96 kWh

Backup & grid services

Backup capable: No
VPP ready: No

Physical

Dimensions (H×W×D): 1756 × 636 × 330 mm
Weight: 373 kg
IP rating: IP65

Operating environment

Operating temperature: -10°C to 50°C

Resources

Datasheet Warranty terms Installation guide

Warranty and support

Warranty terms and Australian support structure.

Nahui HV Series batteries are covered for 10 years, retaining at least 70% capacity, excluding damage from improper installation or user misuse. To claim, ensure the product has no external issues and follow the shutdown procedure.

Duration

years

Throughput

90.6

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: 95% usable capacity
•Round-trip Efficiency: 95% rated
•Annual Degradation: ~2.5% per year expected
•Installation: Must be installed by SAA-accredited installer
•Operating Conditions: -10°C to 50°C

✗ Non-transferableFull replacement≥70% 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 NAHUI

View Full Profile →

Years in AU Market2+ years

Local SupportNot verified

CEC-Listed Products7 models

2yr AU

CEC-approved products since 2024

2 years in the Australian market

Fault & error codes — NAHUI NA

Extracted from the installation manual

11 documented

Showing 11 of 11. The official install manual is the authoritative source — always confirm before acting.

Charging_Over_Voltage_ProtectioncriticalCall your installer
Manual (PDF)
Cell or battery voltage exceeds safe limits during charging.
Likely cause
Overvoltage condition detected in the system.
What to do
Shut down the system and measure voltage at the battery port; contact a technician if issues persist.
Discharging_Under_Voltage_ProtectioncriticalCall your installer
Manual (PDF)
Cell or battery voltage falls below safe limits during discharging.
Likely cause
Battery is excessively discharged.
What to do
Charge the battery immediately; contact a technician if this occurs frequently.
Excessive_Voltage_DifferencecriticalCall your installer
Manual (PDF)
Voltage difference between battery cells exceeds threshold.
Likely cause
Battery damage or misconfiguration.
What to do
Measure voltage of each battery cell; contact technician if issues found.
Internal_FaultcriticalCall your installer
Manual (PDF)
Hardware failure within the system.
Likely cause
Faulty components or wiring.
What to do
Check all internal connections; if unresolved, contact the local engineer.
No_HV_outputcriticalCall your installer
Manual (PDF)
No high voltage output from the system.
Likely cause
Communication cable issues or incorrect PCS settings.
What to do
Ensure communication cables are connected and settings are correct; contact a technician if the issue persists.
Button_startup_failedwarningCall your installer
Manual (PDF)
Battery cannot be activated by button startup.
Likely cause
Incorrect disconnector position or issues with buttons and cables.
What to do
Check the disconnector status and buttons, then try again.
Charging_Over_Temperature_Protectionwarning
Manual (PDF)
Cell temperature is too high, stopping charging.
Likely cause
Battery installed in an environment with excessive temperature.
What to do
Install the battery in a suitable environment and restart the system after cooling down for 1 hour.
Charging_Under_Temperature_Protectionwarning
Manual (PDF)
Ambient temperature is too low to allow charging.
Likely cause
Battery installed in an environment with low temperature.
What to do
Install the battery in a suitable environment before attempting to charge again.
Discharging_Over_Temperature_Protectionwarning
Manual (PDF)
Ambient temperature exceeds allowed limits during discharging.
Likely cause
Battery installed in a hot environment.
What to do
Shut down the system and restart after cooling for 1 hour.
Discharging_Under_Temperature_Protectionwarning
Manual (PDF)
Ambient temperature is too low for discharging.
Likely cause
Battery exposed to cold environments.
What to do
Move the battery to a suitable temperature environment as per the manual.
Low_Batterywarning
Manual (PDF)
Battery level is low due to prolonged inactivity or discharge.
Likely cause
Battery not charged for an extended period.
What to do
Charge the battery immediately to restore functionality.

Perth pricing

Typical installed price

$36,965

WA State RebateSubject to eligibility

Federal STCs-$6,504

After Rebates~$30,461

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 NAHUI NA

See all configurations in this series →

Compare options

Compare this battery with other models to find the best fit for your needs.

Compare Products

How it compares

The NAHUI NHS-1Y40K against the closest-sized batteries from other brands.

Specification	NAHUI NHS-1Y40KNAHUI	Felicity ESS LUX-Y-48100HG01M8Felicity ESS	Dyness STACK100-8SDyness

Usable capacity?	38.91 kWh	38.91 kWh	38.912 kWhbest value
Continuous power?	12.8 kW	Not verified	Not verified
Peak power?	6 kW	Not verified	Not verified

Round-trip efficiency?	95%best value	92%	92%
Warranty	10 years	10 years	10 years
Chemistry	LiFePO₄	LFP	LFP

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

NAHUI NHS-1Y40K

NA series

CEC Approved

View datasheet (PDF)

Part of NA — see all configurations

Usable capacity: 38.91 kWh
Continuous power: 12.8 kW
Peak power: 6 kW
Round-trip efficiency: 95%
Warranty: 10 yr
Chemistry: 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: LiFePO₄
Cell type: Pouch

Capacity & power

Nominal capacity: 40.96 kWh
Usable capacity: 38.91 kWh
Continuous power: 12.8 kW
Peak power: 6 kW
Depth of discharge: 95%
Round-trip efficiency: 95%
Nominal voltage: 819.2 V

Lifespan & degradation

Cycle life: 6000 cycles
Capacity retained at year 10: 70%
Warranted throughput: 90.6 MWh

Modularity & stacking

Modular / stackable: Yes
Maximum stack: 40.96 kWh

Backup & grid services

Backup capable: No
VPP ready: No

Physical

Dimensions (H×W×D): 1756 × 636 × 330 mm
Weight: 373 kg
IP rating: IP65

Operating environment

Operating temperature: -10°C to 50°C

Resources

Datasheet Warranty terms Installation guide

Warranty and support

Warranty terms and Australian support structure.

Duration

years

Throughput

90.6

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: 95% usable capacity
•Round-trip Efficiency: 95% rated
•Annual Degradation: ~2.5% per year expected
•Installation: Must be installed by SAA-accredited installer
•Operating Conditions: -10°C to 50°C

✗ Non-transferableFull replacement≥70% 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 NAHUI

View Full Profile →

Years in AU Market2+ years

Local SupportNot verified

CEC-Listed Products7 models

2yr AU

CEC-approved products since 2024

2 years in the Australian market

Fault & error codes — NAHUI NA

Extracted from the installation manual

11 documented

Showing 11 of 11. The official install manual is the authoritative source — always confirm before acting.

Charging_Over_Voltage_ProtectioncriticalCall your installer
Manual (PDF)
Cell or battery voltage exceeds safe limits during charging.
Likely cause
Overvoltage condition detected in the system.
What to do
Shut down the system and measure voltage at the battery port; contact a technician if issues persist.
Discharging_Under_Voltage_ProtectioncriticalCall your installer
Manual (PDF)
Cell or battery voltage falls below safe limits during discharging.
Likely cause
Battery is excessively discharged.
What to do
Charge the battery immediately; contact a technician if this occurs frequently.
Excessive_Voltage_DifferencecriticalCall your installer
Manual (PDF)
Voltage difference between battery cells exceeds threshold.
Likely cause
Battery damage or misconfiguration.
What to do
Measure voltage of each battery cell; contact technician if issues found.
Internal_FaultcriticalCall your installer
Manual (PDF)
Hardware failure within the system.
Likely cause
Faulty components or wiring.
What to do
Check all internal connections; if unresolved, contact the local engineer.
No_HV_outputcriticalCall your installer
Manual (PDF)
No high voltage output from the system.
Likely cause
Communication cable issues or incorrect PCS settings.
What to do
Ensure communication cables are connected and settings are correct; contact a technician if the issue persists.
Button_startup_failedwarningCall your installer
Manual (PDF)
Battery cannot be activated by button startup.
Likely cause
Incorrect disconnector position or issues with buttons and cables.
What to do
Check the disconnector status and buttons, then try again.
Charging_Over_Temperature_Protectionwarning
Manual (PDF)
Cell temperature is too high, stopping charging.
Likely cause
Battery installed in an environment with excessive temperature.
What to do
Install the battery in a suitable environment and restart the system after cooling down for 1 hour.
Charging_Under_Temperature_Protectionwarning
Manual (PDF)
Ambient temperature is too low to allow charging.
Likely cause
Battery installed in an environment with low temperature.
What to do
Install the battery in a suitable environment before attempting to charge again.
Discharging_Over_Temperature_Protectionwarning
Manual (PDF)
Ambient temperature exceeds allowed limits during discharging.
Likely cause
Battery installed in a hot environment.
What to do
Shut down the system and restart after cooling for 1 hour.
Discharging_Under_Temperature_Protectionwarning
Manual (PDF)
Ambient temperature is too low for discharging.
Likely cause
Battery exposed to cold environments.
What to do
Move the battery to a suitable temperature environment as per the manual.
Low_Batterywarning
Manual (PDF)
Battery level is low due to prolonged inactivity or discharge.
Likely cause
Battery not charged for an extended period.
What to do
Charge the battery immediately to restore functionality.

Perth pricing

Typical installed price

$36,965

WA State RebateSubject to eligibility

Federal STCs-$6,504

After Rebates~$30,461

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

Explore your options

Insufficient Data for Scoring

3 of 5 critical specs available (need 4)

Part of the NAHUI NA

See all configurations in this series →

Compare options

Compare this battery with other models to find the best fit for your needs.

Compare Products

How it compares

The NAHUI NHS-1Y40K against the closest-sized batteries from other brands.

Specification	NAHUI NHS-1Y40KNAHUI	Felicity ESS LUX-Y-48100HG01M8Felicity ESS	Dyness STACK100-8SDyness

Usable capacity?	38.91 kWh	38.91 kWh	38.912 kWhbest value
Continuous power?	12.8 kW	Not verified	Not verified
Peak power?	6 kW	Not verified	Not verified

Round-trip efficiency?	95%best value	92%	92%
Warranty	10 years	10 years	10 years
Chemistry	LiFePO₄	LFP	LFP

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

NAHUI NHS-1Y40K

Full specifications

Cell & chemistry

Capacity & power

Lifespan & degradation

Modularity & stacking

Backup & grid services

Physical

Operating environment

Australian support structure

Perth climate suitability

Key warranty terms

Fault & error codes — NAHUI NA

How it compares

More from NAHUI

NAHUI Solar Panels

Want to take the next step?

NAHUI NHS-1Y40K

Full specifications

Cell & chemistry

Capacity & power

Lifespan & degradation

Modularity & stacking

Backup & grid services

Physical

Operating environment

Australian support structure

Perth climate suitability

Key warranty terms

Fault & error codes — NAHUI NA

How it compares

More from NAHUI

NAHUI Solar Panels

Want to take the next step?