AIR-COOLED ESS CABINET

AIRPAL SERIES

AirPal ECO-E241WP-2A

241 kWh All-in-one Air-cooled ESS Cabinet for Scalable C&I Energy Storage

  • 241 kWh

    System Capacity

  • 125 kW

    Rated Output

  • 8,000+

    Cycle Life

The ECO-E241WP-2A packs long-life LFP batteries, a high-performance PCS, intelligent BMS, active safety protection, smart power distribution, and HVAC into one cabinet — giving C&I projects a safer, higher-capacity storage option with flexible AC-side parallel expansion as energy demand grows.

CERTIFICATIONS

UN38.3

IEC 62477-1

IEC 61000

IEC 62619

IEC 63056

Front-three-quarter view of the Sunpal ECO-E241WP-2A outdoor energy storage cabinet featuring status indicators, emergency stop button, and ventilation grille.
Open rear view of the ECO-E241WP-2A energy storage cabinet showing stacked battery modules, orange high-voltage cabling, integrated HVAC door panel, and electrical control units.
Rear-three-quarter view of the Sunpal ECO-E241WP-2A energy storage cabinet highlighting the door-mounted industrial HVAC cooling unit and ventilation grilles.
Front-three-quarter view of the Sunpal ECO-E241WP-2A outdoor energy storage cabinet featuring status indicators, emergency stop button, and ventilation grille.
Open rear view of the ECO-E241WP-2A energy storage cabinet showing stacked battery modules, orange high-voltage cabling, integrated HVAC door panel, and electrical control units.
Rear-three-quarter view of the Sunpal ECO-E241WP-2A energy storage cabinet highlighting the door-mounted industrial HVAC cooling unit and ventilation grilles.
Sunpal ECO-E241WP-2A energy storage cabinet deployed alongside large-scale ground-mounted solar PV arrays at sunset.

[ PRODUCT PERFORMANCE ]

Core Performance Data Behind the AirPal ECO-E241WP-2A

Every key specification here is verified through multiple international certification tests and reinforced by real-world energy storage deployment experience spanning more than 150 countries.

[ SYSTEM CONFIGURATION ]

Core System Configuration Inside the ECO-E241WP-2A

The cabinet integrates battery packs, PCS, HVB, and the outdoor enclosure into one complete system for power conversion, energy storage, and electrical integration — reducing the number of separate components an installer has to specify and wire.

An open white energy storage cabinet revealing rows of black battery packs with green logos, electrical controls, and complex wiring against a dark background.

ECO-E241WP-2A

PCS

1

HVB

1

PACK

10/Grouping mode is 1P24S

Cabinet body

1/W1250× D1450× H2250 mm

[ PRODUCT ADVANTAGES ]

Why Choose AirPal ECO-E241WP-2A for Commercial & Industrial Energy Storage?

The AirPal ECO-E241WP-2A combines advanced battery technology, intelligent system integration, and flexible expansion in one platform, giving project owners a complete answer to performance, safety, and operational convenience without stitching together multiple vendors.

  • Green hexagonal icon featuring a lightning bolt symbol, representing superior energy conversion efficiency and low power loss.

    High Energy Efficiency

    Delivers over 89% round-trip efficiency with up to 100% depth of discharge, maximizing usable energy and improving overall project economics.

  • Green shield icon containing a checkmark, representing advanced safety protection, system reliability, and secure operation.

    Advanced Safety Protection

    Features IP55 protection, optimized ventilation, aerosol fire suppression, and cell temperature difference control within ≤6℃ for stronger operational safety.

  • Green icon showing three vertical battery energy modules lined up together, representing a space-saving compact cabinet design.

    Compact Cabinet Design

    With just a 1.8 m² footprint, the compact design minimizes installation space requirements without cutting into ESS functionality.

  • Green lightning bolt enclosed in circular refresh arrows, representing long battery cycle life and sustainable performance.

    Long Cycle Performance

    Built on high-quality LFP battery technology rated for 8,000+ cycles, supporting a longer service life and more predictable long-term storage performance.

  • Green network tree icon showing a primary controller connected to three sub-modules, representing scalable modular capacity expansion.

    Flexible Capacity Expansion

    The modular architecture supports AC-side parallel connections, allowing capacity to expand as project requirements change.

  • Green computer monitor display showing connected data points next to a gear icon, representing intelligent operations, monitoring, and automated maintenance.

    Smart O&M Capability

    Supports diversified operation and maintenance through APP and cloud platforms, making remote monitoring and system management straightforward.

[ TECHNICAL SPECIFICATIONS ]

Full Specifications for the AirPal ECO-E241WP-2A

DC Side
Cell TypeLFP / 314 Ah
Pack Configuration24.1 kWh / 1P24S
System Configuration241 kWh / 1P240S
Rated DC Voltage768 V
DC Voltage Range672 ~ 864 V
Max. Charge/Discharge Rate0.5 P
Max. Depth of Discharge100% (25 ± 2 ℃)
AC Side
Rated Output Power125 kW
Max. Appar ent Power138kVA
Rated AC Voltage230 / 400 V
AC Voltage Range±15%
Grid Type3W+PE /3W+N+PE
Rated Frequency50 Hz / 60 Hz
Power Factor0.99 / -1 ~ +1
THDi≤3%
DC Ratio<0.5% Ipn
General
Round Trip Efficiency≥ 89%
Cycle Life≥ 8,000 cycles
CommunicationModbus TCP/RTU
Fire Suppression SystemAerosol
Ingress RatingIP55
CoolingForced air cooling
Operating Temperature-25℃~55℃ (Deratingafter 45℃)
Anticorrosion RatingC4 (C5 optional)
Humidity5~95% RH (non-condensing)
Noise≤75 dB
Altitude4000m (Derating above 2000m)
Dimensions (W×D×H)1,250×1,450×2,250 mm
Weight2,600 kg
CertificationUN38.3, IEC62477-1, IEC61000, IEC62619, IEC63056

[ PRODUCT SOLUTIONS ]

Adaptable Solutions for Diverse Commercial Energy Needs

From renewable energy utilization to flexible power management, the AirPal ECO-E241WP-2A supports multiple operating scenarios with scalable energy storage capacity — helping project owners avoid re-engineering the system as their application requirements evolve.

Peak Shaving

Renewable Energy Integration

Microgrid Applications

  • Aerial view of an electric vehicle charging station with integrated battery energy storage cabinets supporting parked EVs.
  • Aerial view of an electric vehicle charging station with integrated battery energy storage cabinets supporting parked EVs.
  • Large-scale solar farm alongside containerized battery storage systems in a desert environment, connected to power transmission lines.
  • Large-scale solar farm alongside containerized battery storage systems in a desert environment, connected to power transmission lines.
  • Aerial view of a coastal microgrid facility featuring battery energy storage containers, solar panel arrays, wind turbines, and a local substation.
  • Aerial view of a coastal microgrid facility featuring battery energy storage containers, solar panel arrays, wind turbines, and a local substation.

[ KNOWLEDGE CENTER ]

Frequently Asked Questions

Everything You Need to Know About the AirPal ECO-E241WP-2A

What applications is the AirPal ECO-E241WP-2A suitable for?

The ECO-E241WP-2A is designed for commercial and industrial energy storage — factories, industrial parks, commercial buildings, renewable energy systems, and microgrid applications that need to optimize energy usage and improve power flexibility.

How can an energy storage cabinet like this actually reduce electricity costs?

The system stores electricity during low-price periods and discharges it during peak-demand periods. For C&I users on time-of-use tariffs, this directly lowers demand charges and shifts consumption to cheaper rate windows.

How do I choose the right energy storage capacity for my project?

Sizing depends on load profile, tariff structure, renewable generation, backup requirements, and the intended operating strategy. A detailed project analysis is the best way to confirm the optimal configuration before ordering.

Can the AirPal ECO-E241WP-2A work with solar PV systems?

Yes. It integrates with solar PV systems to store excess renewable generation and improve solar utilization, supporting flexible energy management across self-consumption, peak shaving, and renewable integration use cases.

What safety factors should I evaluate when selecting a C&I ESS?

Battery chemistry, thermal management, fire protection, system monitoring, and international certifications are the core factors — the ECO-E241WP-2A is built around all five to meet the safety expectations of C&I project financing and insurance requirements.

How is the energy storage system monitored and maintained after installation?

The ECO-E241WP-2A supports intelligent O&M through APP and cloud platforms, letting operators track system status, operating data, and alarms remotely without a site visit for routine checks.

Can the ESS capacity be expanded later if energy demand grows?

Yes. The ECO-E241WP-2A supports AC-side parallel connections, so additional units can be added as future demand or project expansion requires — without replacing the existing system.

What certifications does the ECO-E241WP-2A hold?

It complies with UN38.3, IEC 62477-1, IEC 61000, IEC 62619, and IEC 63056 — the certification set most commonly requested for C&I energy storage projects across international markets.

[ CONTACT OUR TEAM ]

Get a Custom Quote for AirPal ECO-E241WP-2A

Share your project requirements with us and receive a customized energy storage configuration, detailed pricing, and professional technical support within 24 hours.

Talk to an Engineer

Our engineering team responds within 3 working days with acustomized technical proposal including system design, BOM, and ROI analysis.

MOBILE & WHATSAPP

+

+86 18269912022

EMAIL

ess@sunpalpower.com

HEADQUARTER

ess@sunpalpower.com

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