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Long WP55-12 · Wheelchair battery 12V 55Ah AGM

Specifications

BrandLONG
Part numberWP55-12
Voltage (V)12
Capacity (C20)55Ah (c20)
Capacity (C5)46.75Ah (c5)
TechnologyAGM
Length226.00 cm
Width135.00 cm
Height229.00 cm
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Price: €219.50
VAT included
Quantity
  • 24-48h delivery
  • 14-day returns
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Brand: Long batteries Part number: WP55-12

Long WP55-12 12V 55Ah 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
55 Ah C20
Dimensions
226×135×229 mm
Technology
AGM
Weight
17,1 kg
Model
WP Series
Logo Long

Mobility battery Long WP55-12 WP Series 55Ah 12V

12VVoltage
55AhCapacity
17.10kgWeight

The 12 V, 55 Ah Long WP55-12 from the WP Series range with AGM technology is the standard replacement for power wheelchairs, mobility scooters and light electric vehicles. It replaces the original battery without adaptation in power wheelchairs and mobility scooters with a 226 × 135 × 229 mm format: same 55 Ah capacity.

  • AGM technology: absorbed electrolyte, no spills, can be mounted at an angle.
  • Designed to be discharged and recharged daily without losing capacity.
  • Thousands of useful cycles over its lifetime.
  • Standard replacement format for wheelchairs and scooters.

What the Long WP55-12 is for

With 55 Ah, the Long WP55-12 offers the daily range that power wheelchairs, mobility scooters and light electric vehicles need, with a sealed construction that is safe indoors. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 17.10 kg.

Will it fit your current battery tray?

It has external dimensions of 226 × 135 × 229 mm and weighs 17.10 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.

Why choose Long batteries

Long (Kung Long Batteries) is one of the world's largest manufacturers of sealed VRLA batteries. Its AGM and GEL series for UPS, mobility, alarms and cycling are found in equipment worldwide as original equipment. We guarantee that every Long arrives new, charged and with the manufacturer's full warranty.

The Long WP55-12: WP Series range and AGM technology

The WP55-12 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.

AGM (Absorbent Glass Mat) technology seals the electrolyte in glass microfibre. The result is a maintenance-free battery that is highly vibration-resistant and able to withstand deep discharges that would ruin a classic lead-acid battery.

Usage and maintenance tips

Use the original charger or one compatible with the battery technology (AGM/GEL) and always replace both batteries in the set together. Recharge the wheelchair or scooter after each use and do not leave it discharged for days: lead sulphates and loses capacity.

Warranty and coverage

The Long WP55-12 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.

Shipping, delivery and returns

Same-day dispatch from our warehouse for in-stock orders placed before 6:00 pm: 24-48 working hours in mainland Spain and Portugal, 3 to 5 days in the islands and the rest of Europe. Returns are accepted for 14 days if the battery has not been used (free collection on the Iberian mainland). You will receive tracking by email.

  • Reference
    BCOM-LONG-WP55-12

Data sheet

  • Brand
    LONG
  • Reference
    WP55-12
  • Model
    WP Series
  • Voltage (V)
    12
  • Length
    226.00 cm
  • Width
    135.00 cm
  • Height
    229.00 cm
  • Weight
    17.10 Kgs
  • Technology
    AGM
  • Capacity (C20)
    55Ah (c20)
  • Capacity (C5)
    46.75Ah (c5)

Specific References

  • MPN
    WP55-12

Other 55Ah batteries

We stock 26 models of 55 Ah to compare by price, technology and cold cranking: see all 55Ah batteries.

Recommended accessories — complement the Long WP55-12 with a charger or tester

Frequently asked questions

Is this battery AGM? What is it for?

Yes. The WP55-12 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 do I change this battery step by step?

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 WP55-12 model?

Expected lifespan of the Long WP55-12 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 WP55-12 battery?

Dimensions (length × width × height) are 226×135×229 mm — also written as 226x135x229 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.

Which batteries are equivalent to the Long WP55-12?

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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