Ritar

Ritar RT1250 · UPS battery 12V 5Ah

Reference: BOL-RITAR-RT1250

The Ritar RT1250 is an UPS battery with 12 V and 5 Ah, measuring 90 × 70 × 107 mm.

Who the Ritar RT1250 is for

The Ritar RT1250 replaces the original batteries in a UPS. The RT1250 spends most of its life on float charge, waiting for a power cut.

The RT1250 belongs to the Ritar RITAR RT range. The full range of Ritar batteries

What it means that the RT1250 is AGM

Inside, the RT1250 has glass fibre separators (AGM) that hold the electrolyte. The RT1250 needs a charger with an AGM mode that does not exceed 14.7 V.

Ritar RT1250 vs RT1245 and RT1245S: which one to choose?

Torn between the RT1250 and another similar Ritar? This is what changes:

ModelCapacityDimensions (mm)Weight
Ritar RT1250 (this one)5 Ah90 × 70 × 1071.35 kg
Ritar RT12454.5 Ah90 × 70 × 1071.3 kg
Ritar RT1245S4.5 Ah195 × 47 × 761.5 kg
  • Ritar RT1245: 0.5 Ah less, the same dimensions.
  • Ritar RT1245S: 0.5 Ah less, a different case (195 × 47 × 76 mm).

Equivalents and alternatives to the Ritar RT1250

Other AGM batteries that fit the RT1250's tray with the same polarity: an AGM can only be replaced by another AGM.

ModelTechnologyCapacityDimensions (mm)
Long WP5-12AGM5 Ah90 × 70 × 107
Long WP5-12SHRAGM5 Ah90 × 70 × 107
Long WPL5-12AGM5 Ah90 × 70 × 107
Long WPS5-12AGM5 Ah90 × 70 × 107
Long WXL1225WAGM5 Ah90 × 70 × 107
Fulbat FP12-5.4AGM5.4 Ah90 × 70 × 107

Part numbers and codes for the Ritar RT1250

This is how the Ritar RT1250 appears on the label and in parts catalogues:

Commercial referenceRT1250
Terminal typeF1/F2
Not to be confused withRitar RT1270 (7 Ah), Ritar RT1290 (9 Ah)

What to look at before buying the RT1250

  • Capacity of the RT1250: 5 Ah; the same as your current battery or slightly more is fine.
  • Measure the space: the RT1250 takes up 90 × 70 × 107 mm.

Frequently asked questions about the Ritar RT1250

RT1250 or RT1245: which one suits me?

Compared with the RT1250, the Ritar RT1245 has 0.5 Ah less. With 5 Ah, the RT1250 runs longer between charges than the RT1245 (4.5 Ah). Both measure 90 × 70 × 107 mm, so they fit the same tray.

How much does the Ritar RT1250 weigh?

1.35 kg, with 5 Ah of capacity. For reference, the Ritar RT1245 (4.5 Ah) weighs 1.3 kg.

Which battery is equivalent to the Ritar RT1250?

Only other AGM batteries with its dimensions and polarity: Long WP5-12, Long WP5-12SHR and Long WPL5-12. Neither an EFB nor a conventional battery replaces the RT1250.

How often are UPS batteries replaced?

Every 3 to 5 years, or sooner if the unit warns of low battery or the runtime has dropped. Heat in the cabinet shortens their life a lot.

Other options if you are unsure about the RT1250

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