MK Battery

MK Battery ES26-12T · Electric wheelchair battery 12V 26Ah

Reference: BOL-MK-ES26-12T

The MK Battery ES26-12T is an electric wheelchair battery with 12 V and 26 Ah, measuring 166.1 × 125.5 × 176 mm.

Where the MK Battery ES26-12T fits

The MK Battery ES26-12T is a deep-cycle battery for electric wheelchairs: sealed, maintenance-free and built to discharge and recharge every day without losing capacity. It is fitted as a 12 V pair and takes hundreds of daily cycles, something a starter battery could not handle.

The ES26-12T belongs to the MK Battery MK AGM range. See all MK Battery batteries

What it means that the ES26-12T is AGM

The ES26-12T is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the ES26-12T can be fitted in the boot or under a seat with no risk of spills.

MK Battery ES26-12T vs MU-1 SLD M-33 and ES33-12: which one to choose?

How the ES26-12T compares with MK Battery batteries of similar size and capacity:

ModelCapacityDimensions (mm)Weight
MK Battery ES26-12T (this one)26 Ah166.1 × 125.5 × 1769.16 kg
MK Battery MU-1 SLD M-3333 Ah196.1 × 130 × 180.110.48 kg
MK Battery ES33-1235 Ah196.1 × 130 × 180.110.48 kg
  • MK Battery MU-1 SLD M-33: 7 Ah more, a different case (196.1 × 130 × 180.1 mm).
  • MK Battery ES33-12: 9 Ah more, a different case (196.1 × 130 × 180.1 mm).

Equivalents and alternatives to the MK Battery ES26-12T

As the ES26-12T is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.

ModelTechnologyCapacityDimensions (mm)
Long WP26-12TAGM26 Ah166 × 125.5 × 176
Long WP26-12TEAGM26 Ah166 × 125.5 × 176
Long WP26-12TNEAGM26 Ah166 × 125.5 × 176
Fullriver DCG24-12AGM24 Ah166 × 126 × 175

MK Battery ES26-12T codes and part numbers

Look for any of these ES26-12T codes on your current battery or in the manufacturer's catalogue:

Commercial referenceES26-12T
Not to be confused withMK Battery ES26-12 (26 Ah, positive terminal on the right)

Check this before ordering the MK Battery ES26-12T

  • Capacity of the ES26-12T: 26 Ah; the same as your current battery or slightly more is fine.
  • Measure the space: the ES26-12T takes up 166.1 × 125.5 × 176 mm.

Frequently asked questions about the MK Battery ES26-12T

MK Battery ES26-12T or MU-1 SLD M-33?

Compared with the ES26-12T, the MK Battery MU-1 SLD M-33 has 7 Ah more. With 33 Ah, the MU-1 SLD M-33 runs longer between charges than the ES26-12T (26 Ah). Mind the space: the MU-1 SLD M-33 measures 196.1 × 130 × 180.1 mm.

How much does the MK Battery ES26-12T weigh?

The ES26-12T weighs 9.16 kg. For reference, the MK Battery MU-1 SLD M-33 (33 Ah) weighs 10.48 kg.

Which battery is equivalent to the MK Battery ES26-12T?

Only other AGM batteries with its dimensions and polarity: Long WP26-12T, Long WP26-12TE and Long WP26-12TNE. Neither an EFB nor a conventional battery replaces the ES26-12T.

Which charger does the MK Battery ES26-12T need?

A charger with an AGM mode that limits voltage to about 14.4-14.7 V. Never an old unregulated charger: overcharging dries out an AGM beyond repair.

Other options if you are unsure about the ES26-12T

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