Deka 8GTE35 · Wheelchair battery 6V 196Ah GEL

Battery DEKA 8GTE35 6V 196Ah GEL
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  • Battery DEKA 8GTE35 6V 196Ah GEL

Specifications

BrandDEKA
Part number8GTE35
Voltage (V)6
Capacity (C20)196Ah (c20)
Capacity (C10)183Ah (c10)
Capacity (C5)167Ah (c5)
TechnologyGEL
Length244.90 mm
Width190.80 mm
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4,75· 42 reseñas
4,75/5★★★★★42 reviewsVerified purchases
  • ★★★★Julio Carmona: Hice el pedido de la batería un martes a las 6 y me llegó el miércoles a las 1
  • ★★★★★Cesar Soler: Buena experiencia comprando en esta web. Mi DEKA 8GTE35 me llego al día siguiente de pedirla. Todo ok
  • ★★★★★Enrique Guerrero: 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…
See all 42 reviews

Deka 8GTE35 6V 196Ah is a sealed AGM/GEL battery for daily mobility use: maintenance-free, no risk of spills, and thousands of useful cycles well beyond a starter battery.

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
196 Ah C20
Dimensions
244×190×270 mm
Technology
GEL
Weight
31,3 kg
Model
DEKA GEL
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Mobility battery Deka 8GTE35 196Ah 6V

6VVoltage
196AhCapacity
31.30kgWeight

The Deka 8GTE35 with GEL technology delivers 196 Ah at 6 V with the cycle life that power wheelchairs, mobility scooters and light electric vehicles demand. Its 244 × 190 × 270 mm make it the exact replacement for the 196 Ah battery fitted as standard to many power wheelchairs and mobility scooters.

  • Sealed AGM/GEL: safe indoors and in transport.
  • GEL: excellent resistance to deep discharge and long cycle life.
  • Approved for air and sea transport (VRLA).
  • No maintenance, no water top-ups.

What the Deka 8GTE35 is for

With 196 Ah, the Deka 8GTE35 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 31.30 kg.

Dimensions, polarity and mounting

In terms of format, the Deka 8GTE35 measures 244 × 190 × 270 mm (length × width × height) and weighs 31.30 kg. Checking the three dimensions and the terminal position before buying avoids the most common mistake when replacing a battery.

Technology inside the Deka 8GTE35

The 8GTE35 is one of the Deka references for this type of use; it shares the same manufacturing and quality-control criteria as the rest of the brand's catalogue.

GEL technology fixes the acid in a solid gel. That removes maintenance and leaks and gives very long cycle life, in exchange for slightly slower recharging and lower peak current than an AGM.

Why choose Deka batteries

Deka (East Penn Manufacturing) is the largest single-site lead battery manufacturer in the United States, with full control of the process from lead recycling to the finished battery. At baterias.com we work directly with the manufacturer or its official distributor: real stock, brand-new product and official warranty.

Warranty and coverage

The Deka 8GTE35 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.

How to make it last longer

GEL batteries need lower charging voltages: always use a charger with a GEL mode so as not to damage the electrolyte. Use the original charger or one compatible with the battery technology (AGM/GEL) and always replace both batteries in the set together.

Delivery times 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.

BCOM-DEKA-8GTE35

Data sheet

Brand
DEKA
Reference
8GTE35
Model
DEKA GEL
Voltage (V)
6
Length
244.90 mm
Width
190.80 mm
Height
270.50 mm
Weight
31.3 Kgs
Technology
GEL
Capacity (C20)
196Ah (c20)
Capacity (C10)
183Ah (c10)
Capacity (C5)
167Ah (c5)

Specific References

UPC
083996079199
MPN
8GTE35
4,75/5
★★★★★42 reviews
Verified purchases
Latest verified reviews
★★★★★Julio Carmona
27/07/2026
La batería llegó al día siguiente

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

★★★★★Cesar Soler
15/02/2026
Compren en baterias.com, muy recomendable

Buena experiencia comprando en esta web. Mi DEKA 8GTE35 me llego al día siguiente de pedirla. Todo ok

★★★★★Enrique Guerrero
01/02/2026
Los mejores

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.

★★★★★Angel Flores
17/01/2026
Me encantan

Gracias por tan buen servicio, necesitamos mas gente que te atienda asi de bien

★★★★★Emilio Gil
16/10/2025
Me llegó la batería en 24 horas

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

Recommended accessories — complement the Deka 8GTE35 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

Is the 8GTE35 model a gel battery? Where is it used?

Yes, this model is a GEL battery: sealed lead-acid where the electrolyte is in gel form. It tolerates deep discharges very well and is ideal for cyclic use (solar, motorhomes, electric wheelchairs, motorcycles). Requires a GEL-specific smart charger — max charge voltage ~14.1 V (vs 14.4-14.7 V for AGM). Lifespan 6-10 years.

How is the Deka 8GTE35 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 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 8GTE35 model?

Expected lifespan of the Deka 8GTE35 is 6 to 10 years in cyclic use (marine, caravan, solar) with controlled discharges. 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 Deka 8GTE35 battery?

Dimensions (length × width × height) are 245×191×271 mm — also written as 245x191x271 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 8GTE35 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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