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Long WP15-12SE · Wheelchair battery 12V 15Ah AGM

Specifications

BrandLONG
Part numberWP15-12SE
Voltage (V)12
Capacity (C20)15Ah (c20)
Capacity (C5)12Ah (c5)
TechnologyAGM
Length151.00 cm
Width99.00 cm
Height103.00 cm
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Long WP15-12SE 12V 15Ah is a deep-cycle battery for wheelchairs and mobility scooters, optimised to be discharged and recharged daily down to 80 % DOD without losing range.

Why this wheelchair battery?

  • Daily cycling without wearhandles deep discharges without losing capacity
  • Sealed AGM/GELno maintenance, no risk of spills
  • Thousands of useful cyclesover its full lifetime
Voltage
12 V
Capacity
15 Ah C20
Dimensions
151×99×103 mm
Technology
AGM
Weight
4,5 kg
Model
WP Series
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Mobility battery Long WP15-12SE WP Series 15Ah 12V

12VVoltage
15AhCapacity
4.50kgWeight

Designed for power wheelchairs, mobility scooters and light electric vehicles, the Long WP15-12SE from the WP Series range offers 15 Ah of deep-cycle capacity with AGM technology. Measuring 151 × 99 × 103 mm, it is the direct replacement for power wheelchairs and mobility scooters fitted from the factory with a 15 Ah battery of this format.

  • No maintenance, no water top-ups.
  • Approved for air and sea transport (VRLA).
  • AGM: faster recharging and better cycle resistance than a conventional battery.
  • Sealed AGM/GEL: safe indoors and in transport.

Dimensions, polarity and mounting

In terms of format, the Long WP15-12SE measures 151 × 99 × 103 mm (length × width × height) and weighs 4.50 kg. For a direct replacement, the current battery tray must accept these dimensions and the same terminal layout; otherwise adapters will be needed or the hold-down will change.

What the Long WP15-12SE is for

The Long WP15-12SE is designed for power wheelchairs, mobility scooters and light electric vehicles. Wheelchairs and scooters normally use two identical batteries in series: replace them together. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 4.50 kg.

The Long WP15-12SE: WP Series range and AGM technology

The WP15-12SE is part of the Long WP Series range. Choosing the right reference within the series comes down to capacity, dimensions and terminals: technology and quality are common to the whole family.

In an AGM battery the electrolyte is absorbed in glass-fibre separators: there is no free liquid, it cannot spill and it can be mounted at an angle. That construction lowers internal resistance, speeds up recharging and multiplies cycle life compared with a conventional battery.

What Long does differently

Long batteries combine large-scale production with ISO quality standards and a batch-to-batch consistency that has made them the de-facto standard in backup systems and electric mobility. All the Long batteries in our catalogue are genuine product, recently manufactured and covered by the manufacturer's warranty.

Official warranty

The Long WP15-12SE comes with the manufacturer's official warranty against manufacturing defects. If it fails through a defect within the warranty period, we replace it at no cost to you.

Care and maintenance

Charge with a charger that has an AGM mode: it limits the voltage and protects the glass-fibre separators. Recharge the wheelchair or scooter after each use and do not leave it discharged for days: lead sulphates and loses capacity.

Shipping, delivery and returns

Order before 6:00 pm with stock available and it leaves today: mainland Spain and Portugal receive it in 24-48 working hours, the islands and the rest of the EU in 3 to 5 days. You have 14 days to return it if it has not been installed, with free collection on the mainland, and shipment tracking by email.

  • Reference
    BCOM-LONG-WP15-12SE

Data sheet

  • Brand
    LONG
  • Reference
    WP15-12SE
  • Model
    WP Series
  • Voltage (V)
    12
  • Length
    151.00 cm
  • Width
    99.00 cm
  • Height
    103.00 cm
  • Weight
    4.50 Kgs
  • Technology
    AGM
  • Capacity (C20)
    15Ah (c20)
  • Capacity (C5)
    12Ah (c5)

Specific References

  • MPN
    WP15-12SE

Recommended accessories — complement the Long WP15-12SE with a charger or tester

Frequently asked questions

Is the Long WP15-12SE an AGM battery and what are the benefits of AGM?

Yes. The WP15-12SE from Long uses AGM (Absorbent Glass Mat) technology: a sealed lead-acid battery where the electrolyte is absorbed in a glass-fibre mat. It withstands more charge/discharge cycles than a conventional one, handles heat better and is the required technology for devices with advanced Start-Stop and regenerative braking. Expected lifespan: 5-8 years under normal conditions.

How is the Long WP15-12SE battery installed in the vehicle?

In most devices it fits in 15-30 minutes with a 10 mm wrench; if the battery is under the seat or in the boot the time can double. See the step-by-step guide on our blog. Quick summary: 1) switch off the engine and remove the key; 2) locate the original battery (engine bay, boot or under seat); 3) disconnect the negative (−) terminal first, then the positive (+); 4) loosen the hold-down clamp and remove the old battery; 5) fit the new one in the same orientation — match the polarity shown on the product sheet; 6) connect the positive (+) first, then the negative (−). On devices with Start-Stop or BMS, register the battery via OBD so the alternator applies the correct charging profile.

What is the service life of the WP15-12SE model?

Expected lifespan of the Long WP15-12SE is 5 to 8 years in mild-climate device use with Start-Stop. In cold regions it drops slightly due to cold-start stress; in very hot regions it also drops because of electrolyte evaporation. To extend its life: avoid deep discharges (headlights on with engine off), have the alternator checked yearly, and keep the battery clean and properly secured.

What are the dimensions of the Long WP15-12SE battery?

Dimensions (length × width × height) are 151×99×103 mm — also written as 151x99x103 mm — following the European DIN standard. Always measure the space in your device before buying: even one extra millimetre can prevent the hold-down clamp from closing. The height shown includes the terminals.

What are the equivalents of the WP15-12SE model?

Directly interchangeable batteries (same dimensions, same polarity, same Ah and CCA) are the OEM equivalents from leading brands: Bosch, Tudor, Exide and, depending on the model, Banner or Yuasa. Exact equivalence depends on technology — an EFB cannot be replaced with a conventional battery in Start-Stop devices. See the "Equivalents" section to view recommended options at the same performance level.


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