MK Battery

MK Battery MU-1 SLD M-2 · Electric wheelchair battery 12V 35Ah

Reference: BOL-MK-MU-1 SLD M-2

MK Battery MU-1 SLD M-2: electric wheelchair battery with 12 V and 35 Ah, measuring 197 × 131 × 180 mm.

Where the MK Battery MU-1 SLD M-2 fits

The MK Battery MU-1 SLD M-2 is made for powered wheelchairs. The MU-1 SLD M-2 is fitted in pairs: two 12 V batteries in series give the chair's 24 V.

The MU-1 SLD M-2 belongs to the MK Battery MK AGM range. The full range of MK Battery batteries

Inside the MU-1 SLD M-2: AGM technology

Inside, the MU-1 SLD M-2 has glass fibre separators (AGM) that hold the electrolyte. The MU-1 SLD M-2 needs a charger with an AGM mode that does not exceed 14.7 V.

MK Battery MU-1 SLD M-2 vs MU-1 SLD M-33 and 8AU1H

What sets the MU-1 SLD M-2 apart from its neighbours in the MK Battery range:

ModelCapacityDimensions (mm)Weight
MK Battery MU-1 SLD M-2 (this one)35 Ah197 × 131 × 18010.48 kg
MK Battery MU-1 SLD M-3333 Ah196.1 × 130 × 180.110.48 kg
MK Battery 8AU1H32 Ah213.6 × 131.6 × 183.410.43 kg
  • MK Battery MU-1 SLD M-33: 2 Ah less, the same dimensions.
  • MK Battery 8AU1H: 3 Ah less, a different case (213.6 × 131.6 × 183.4 mm).

Equivalents and alternatives to the MK Battery MU-1 SLD M-2

As the MU-1 SLD M-2 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 U1-34HAGM34 Ah197 × 131 × 180
Long U1-34HEAGM34 Ah197 × 131 × 180
Long U1-36HEAGM36 Ah197 × 131 × 180
Kronobat ES34-12AGM34 Ah197 × 131 × 180
Long U1-33HAGM33 Ah197 × 131 × 180
Ritar RA12-33AGM35 Ah195 × 130 × 180

MK Battery MU-1 SLD M-2 codes and part numbers

This is how the MK Battery MU-1 SLD M-2 appears on the label and in parts catalogues:

Commercial referenceMU-1 SLD M-2
Terminal typeF4
Not to be confused withMK Battery MU-1 SLD M (35 Ah)

Check this before ordering the MK Battery MU-1 SLD M-2

  • With 35 Ah, the MU-1 SLD M-2 replaces an original battery of that capacity or slightly less.
  • Measure the space: the MU-1 SLD M-2 takes up 197 × 131 × 180 mm.

Frequently asked questions about the MK Battery MU-1 SLD M-2

MK Battery MU-1 SLD M-2 or MU-1 SLD M-33?

Compared with the MU-1 SLD M-2, the MK Battery MU-1 SLD M-33 has 2 Ah less. With 35 Ah, the MU-1 SLD M-2 runs longer between charges than the MU-1 SLD M-33 (33 Ah). Both measure 197 × 131 × 180 mm, so they fit the same tray.

How much does the MK Battery MU-1 SLD M-2 weigh?

The MU-1 SLD M-2 weighs 10.48 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 MU-1 SLD M-2?

Only other AGM batteries with its dimensions and polarity: Long U1-34H, Long U1-34HE and Long U1-36HE. Neither an EFB nor a conventional battery replaces the MU-1 SLD M-2.

Which charger does the MK Battery MU-1 SLD M-2 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.

Keep comparing: alternatives to the MU-1 SLD M-2

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