Ritar RT12120 · 12Ah 12V · backup battery for UPS, alarm panels and telecom racks

In short: Quick facts on the Ritar RT12120: intended for UPS and standby systems, rated 12Ah 12V. Size and polarity decide most swaps, and both are listed on this page.

Is the Ritar RT12120 right for you?

Here is the Ritar RT12120, a battery for UPS and standby systems. At 3.5 kg, swapping it takes one pair of hands. Searching by exact code keeps a UPS string matched.

12Ah puts it squarely in the middle of the range for UPS and standby systems.

Five checks for a perfect fit

• ✓ A case of 151 × 98 × 101 mm must sit flat with the clamp closed.
• ✓ Amp-hours: 12Ah. More capacity means more reserve for accessories and slower discharge when parked.
• ✓ It comes with F1/F2 terminals, so check that your leads, lugs or plugs can attach to them without adapters.

Ritar RT12120 data sheet

Answers before you buy

Care tips for AGM batteries

Lead plates in AGM batteries are often slightly thinner than in flooded types. Recharging is quick with AGM, handy for vehicles that do short trips. Charge an AGM battery on a programme made for AGM, not a generic setting.

Same size and layout

Listed below: batteries with the same case and polarity as the Ritar RT12120.

Long WP1251WLong WPL12-12Long WPS12-12Ritar HR12-48WBLong WPL14-12S

More options

You will find this battery in the UPS and standby systems section of baterias.online, ready to order. If in doubt about the fit, compare once more with the figures above.

• Browse the full range for UPS and standby systems
• See every Ritar reference

Getting the best from the Ritar RT12120

Server rooms that run warm age standby batteries quickly. Check the UPS display after fitting new batteries. A string of mixed ages runs out sooner than you would think.