Deka GC15DT · Wheelchair battery 6V 230Ah

Battery DEKA GC15DT 6V 230Ah
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  • Battery DEKA GC15DT 6V 230Ah

Specifications

BrandDEKA
Part numberGC15DT
Voltage (V)6
Capacity (C20)230Ah (c20)
Capacity (C5)174Ah (c5)
TechnologyLead-acid
Length260.40 mm
Width180.10 mm
Height275.60 mm
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4,75· 48 reseñas
4,75/5★★★★★48 reviewsVerified purchases
  • ★★★★★Joaquin Gallardo: Hice el pedido de la batería un martes a las 6 y me llegó el miércoles a las 1
  • ★★★★★Xavier Gallego: Ya me había quedado con esta web por la variedad de sus productos, pero es que he llamado para unas dudas que tenía y me han atendido de…
  • ★★★★★Alejandro Gallardo: Precios buenos y un gran servicio. 100% recomendado
See all 48 reviews

Deka GC15DT 6V 230Ah 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
6 V
Capacity
230 Ah C20
Dimensions
260×180×275 mm
Technology
Lead-acid
Weight
28,58 kg
Model
DEKA PLOMO/ACIDO
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Mobility battery Deka GC15DT 230Ah 6V

6VVoltage
230AhCapacity
28.58kgWeight

Designed for power wheelchairs, mobility scooters and light electric vehicles, the Deka GC15DT offers 230 Ah of deep-cycle capacity with conventional lead-acid technology. Its 260 × 180 × 275 mm make it the exact replacement for the 230 Ah battery fitted as standard to many power wheelchairs and mobility scooters.

  • Approved for air and sea transport (VRLA).
  • No maintenance, no water top-ups.
  • Sealed AGM/GEL: safe indoors and in transport.
  • Good balance of capacity, cranking power and price.

What the Deka GC15DT is for

With 230 Ah, the Deka GC15DT 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 28.58 kg.

Technology inside the Deka GC15DT

Within the Deka catalogue, the GC15DT is the 230 Ah model designed for this application.

In a conventional battery the electrolyte is liquid and the lead plates are immersed in it. It is a mature, economical and easily recycled technology, ideal for starting vehicles in normal use.

Dimensions, polarity and mounting

It has external dimensions of 260 × 180 × 275 mm and weighs 28.58 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.

Deka: the maker behind the GC15DT

Deka batteries are known for their robust construction and consistent quality in automotive, marine, leisure and industrial use. All the Deka batteries in our catalogue are genuine product, recently manufactured and covered by the manufacturer's warranty.

Usage and maintenance tips

On batteries with filler caps, check the electrolyte level and top up only with distilled water. Recharge the wheelchair or scooter after each use and do not leave it discharged for days: lead sulphates and loses capacity.

Manufacturer's warranty

The Deka GC15DT 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.

When you get it and how to return it

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.

BCOM-DEKA-GC15DT

Data sheet

Brand
DEKA
Reference
GC15DT
Model
DEKA Lead-acid
Voltage (V)
6
Length
260.40 mm
Width
180.10 mm
Height
275.60 mm
Weight
28.58 Kgs
Technology
Lead-acid
Capacity (C20)
230Ah (c20)
Capacity (C5)
174Ah (c5)

Specific References

MPN
GC15DT
4,75/5
★★★★★48 reviews
Verified purchases
Latest verified reviews
★★★★★Joaquin Gallardo
28/05/2026
Entrega rápida de la batería

Hice el pedido de la batería un martes a las 6 y me llegó el miércoles a las 1

★★★★★Xavier Gallego
17/01/2026
Muy agradecido

Ya me había quedado con esta web por la variedad de sus productos, pero es que he llamado para unas dudas que tenía y me han atendido de maravilla.

★★★★★Alejandro Gallardo
31/12/2025
De los mejores servicios que me han tocado

Precios buenos y un gran servicio. 100% recomendado

★★★★★Lucas Roman
28/12/2025
Todo correcto

En general todo bien

★★★★★Luis Soler
21/11/2025
Entrega al día siguiente

Hice el pedido de la bateria un martes a las 6 y me llegó el miércoles a las 2

Recommended accessories — complement the Deka GC15DT with a charger or tester

How to change the battery

Guide to replace a cyclic battery (12V 4-30Ah) for UPS, mobility scooter, alarm or backup device. Estimated time 10-15 minutes. Important: discharge residual voltage before handling.

⏱ 10-15 min🛠 Tools: Screwdriver or small wrench (3-5 mm typical) · Protective gloves
  1. Step 1. Power off and unplug the device

    Unplug the device (UPS, scooter, alarm) and leave it off for at least 30 seconds to discharge residual capacitor voltage. Work on an insulating surface.

  2. Step 2. Locate the battery compartment

    Usually under the seat (mobility scooter/wheelchair), in the rear module of the UPS, or behind a side panel with screws. Check the device manual for unusual models.

  3. Step 3. Disconnect the negative (−) first

    With insulated gloves, remove the negative (−) cable first. Some UPS have protection fuses — note their position before removing.

  4. Step 4. Disconnect the positive (+) terminal

    Repeat with the positive cable (red, marked +). Important: never let a terminal touch metal of the car while the other is still connected.

  5. Step 5. Remove the old battery

    Typical weight 1-15 kg depending on capacity. Many cyclic batteries are AGM/GEL — keep them upright. Do NOT invert the battery: even sealed, residue may exist.

  6. Step 6. Fit the new battery

    Same orientation and type (AGM, GEL or flooded). Polarity must match the device, not a chassis (this is not a car). Make sure terminals do not touch metal parts of the compartment.

  7. Step 7. Connect the positive (+) first

    On cyclic devices the order is reversed compared to cars: positive (+) first, negative (−) afterwards. Tighten without forcing — the plastic terminal housing of cyclic batteries damages easily.

  8. Step 8. Initial charge before first use

    Cyclic batteries ship at 60-80%. Before first use, connect the device charger for 8-12 hours (or use an AGM/GEL smart charger if available). This avoids short cycles and extends lifespan.

Frequently asked questions

How do I fit the GC15DT model in my device?

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 this page. 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 GC15DT model?

Expected lifespan of the Deka GC15DT is 4 to 6 years in regular device use without 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 measurements of the GC15DT model?

Dimensions (length × width × height) are 260×180×276 mm — also written as 260x180x276 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 GC15DT 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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