Tudor

Tudor TZ650 · Boat battery 12V 75Ah 750A

Reference: BOL-TUDOR-TZ650 · EAN 3661024057486

The Tudor TZ650 is a boat battery with 12 V, 75 Ah and 750 A cold cranking current, case size D26 (260 × 173 × 222 mm), with the positive terminal on the left.

Where the Tudor TZ650 fits

The Tudor TZ650 is made for marine use. Fit the TZ650 securely on board and away from bilge water.

The TZ650 belongs to the Tudor TUDOR Marina & Leisure Dual EFB range. More Tudor batteries

What it means that the TZ650 is EFB

Inside, the TZ650 uses EFB technology, a reinforced version of the flooded battery. It is the choice for cars with basic Start-Stop.

Tudor TZ650 vs TZ800

Torn between the TZ650 and another similar Tudor? This is what changes:

ModelCapacityCold cranking (EN)Dimensions (mm)PositiveWeight
Tudor TZ650 (this one)75 Ah750 A260 × 173 × 222left19 kg
Tudor TZ80095 Ah800 A306 × 173 × 222left21.8 kg
  • Tudor TZ800: 20 Ah more, 50 A more cranking power, a different case (306 × 173 × 222 mm).

Equivalents and alternatives to the Tudor TZ650

As the TZ650 is an EFB, only EFB or AGM batteries of the same size and polarity are listed: you can step up to AGM, but not down to a conventional battery.

ModelTechnologyCapacityCold cranking (EN)Dimensions (mm)
Exide EZ650EFB75 Ah750 A260 × 173 × 222

Part numbers and codes for the Tudor TZ650

Shops, garages and catalogues identify the TZ650 with these codes:

Commercial referenceTZ650
EAN3661024057486
Case size (EN)D26
Terminal typeEN taper post
Not to be confused withTudor TZ600 (70 Ah, 760 A, positive terminal on the right), Tudor TZ850 (100 Ah, 900 A, positive terminal on the right)

Check this before ordering the Tudor TZ650

  • Cold cranking: 750 A (EN), equal to or higher than the original.
  • Capacity of the TZ650: 75 Ah; the same as your current battery or slightly more is fine.
  • Polarity of the TZ650: positive terminal on the left (if yours has it on the other side, the cables will not reach).
  • The TZ650 needs 260 × 173 × 222 mm of space (European case size D26): measure it with the hold-down clamp in place.

Frequently asked questions about the Tudor TZ650

TZ650 or TZ800: which one suits me?

Compared with the TZ650, the Tudor TZ800 has 20 Ah more and 50 A more cranking power. If your current battery says 800 A or more, choose the TZ800; if it says 750 A or less, the TZ650 is enough. Mind the space: the TZ800 measures 306 × 173 × 222 mm.

How much does the Tudor TZ650 weigh?

19 kg, with 75 Ah of capacity. For reference, the Tudor TZ800 (95 Ah) weighs 21.8 kg.

Which battery is equivalent to the Tudor TZ650?

In EFB or AGM, with its dimensions and polarity: Exide EZ650. A conventional battery does not replace the TZ650.

What case size is the Tudor TZ650?

Case size D26: 260 × 173 × 222 mm. The TZ650 fits any standard D26 battery tray such as the Exide EZ650.

Which side is the positive terminal on the Tudor TZ650?

On the TZ650, the positive terminal is on the left with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.

How do I look after the boat battery in winter?

Leave it 100% charged, disconnected or on a marine maintenance charger. A battery that spends the winter half-discharged loses capacity permanently.

More batteries to compare with the TZ650

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