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SEV  |  SKU: ES-00043

Expansion battery S5-BAT for energy storage unit W5-E 5-5

Normal price €2.320,50
VAT included. Shipping will be calculated at checkout.

Delivery time: approximately 4 weeks


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Shipping Information

Shipping costs are calculated based on the weight and the destination country. A shipping cost calculator for the entire contents of the shopping cart is available here on the product page (below the price information).

We ship up to approx. 30 kg with parcel service. We ship items with higher weight using general cargo freight forwarding or, in the case of large units, by direct transport.

Please contact us if you have special delivery requirements.

Extension battery with lithium iron phosphate batteries with a nominal battery capacity of 5040 Wh, including 0.8m connecting cable, weight: 44 kg,

S5-BAT Extension Battery – Additional energy for longer self-sufficiency

The S5-BAT is the high-performance expansion battery for the W5-E power station, significantly increasing the overall capacity of your mobile power supply. Designed for particularly energy-intensive applications, it is the ideal solution for users who need to power longer runtimes or larger devices.

Technical data

feature

specification

Capacity per module

5040 Wh

Cell type

LiFePO4 (Lithium iron phosphate)

Nominal voltage

48 V

Connection

Via proprietary expansion connector (Power Pack Connector) to the W5-E

Maximum combination

Up to 3 modules can be connected in parallel.

Total capacity with W5-E

5040 Wh (internal) + 3×5040 Wh = 20,160 Wh

Security features

Protection against overcurrent, short circuit, deep discharge, and temperature deviations.

Features & Benefits

  • Seamless integration: The S5-BAT is connected directly to the Powerstation W5-E via a special port – no external control or complicated cabling is necessary.
  • Maximum flexibility: Depending on requirements, one, two or three modules can be used – perfectly scalable depending on the application scenario.
  • Robust design: Designed for outdoor use, shock and vibration resistant – ideal for transport on construction sites, in vehicles or in outdoor areas.
  • High-quality LiFePO4 cells: For high cycle stability, long service life and increased safety – especially reliable during repeated charging and discharging.
  • Intelligent energy distribution: The connected auxiliary batteries are automatically integrated into the energy management of the W5-E – without user intervention.

Safety and operating instructions

  • The battery must only be connected and disconnected when the device is switched off , in order not to impair the protective circuits.
  • The battery connection points should be kept free of dirt, moisture and metallic objects.
  • The modules must not be operated in parallel on other energy systems .

Applications

  • Long-term operation on construction sites or events
  • Supply of energy-intensive consumers such as machines, heating systems or cooling systems
  • Backup power for emergencies or off-grid scenarios
  • Camping, off-grid projects, tiny houses

With the S5-BAT extension battery, you can transform your W5-E power station into a fully-fledged off-grid energy solution. Ideal for anyone who needs maximum runtime, scalability, and reliability – without compromise.

Payment & Security

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  • Twint
  • Union Pay
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