Ritar RT628 standby battery for backup systems, rated 2.8Ah 6V
Replacement Ritar RT628 for UPS and standby systems. Full data sheet below.
- Voltage: 6V
- Capacity, 20-hour rate (C20): 2.8Ah
- Dimensions (L × W × H): 66 × 33 × 104 mm
- Battery technology: AGM
Quick answer: Need a battery for UPS and standby systems? Consider the Ritar RT628, rated 2.8Ah 6V. Size and polarity decide most swaps, and both are listed on this page.
Full specifications of the Ritar RT628
Fitting and everyday care
A power cut at the office is when everyone finds out whether the UPS batteries were up to the job. Check the charging voltage setting on the equipment. Heat is the biggest cause of early standby battery failure.
Why choose the Ritar RT628
Home alarm systems and garage door motors also use the Ritar RT628. Weighing 0.53 kg, it is easy to handle in a rack or alarm housing. Buying batteries online by exact reference avoids mixing makes in one UPS string.
2.8Ah suits engines with modest electrical demands. Lifting it in is easy at 0.53 kg, light for a battery of this capacity.
Common questions about the Ritar RT628
Can I connect several of these in series or parallel?
Yes, 6V with 2.8Ah. Two in series would give double the voltage.
What kind of technology does the Ritar RT628 use?
Being a AGM battery, it needs charging voltages suited to that chemistry. Smart chargers with a selectable mode take care of this automatically.
What connector type is fitted to this battery?
If your clamps fit F1 terminals, they will fit this battery without adapters.
Is the Ritar RT628 part of a wider range?
Yes, RITAR RT includes other sizes. The brand page lists them.
Check before ordering
- ✓ Capacity 2.8Ah: equal to or a little above your old label is ideal.
- ✓ Connector style: F1. Look closely at the old battery's posts or tabs and make sure they are the same type.
- ✓ Technology to match: AGM. Moving to a different chemistry may need settings changed in your system.
Explore more
Prefer to compare first? The links below lead to other options for UPS and standby systems on baterias.online. Not quite the right size? Have a look at other batteries for UPS and standby systems.
AGM: how it works
Gas produced during charging recombines inside an AGM battery, so it loses almost no water. Recharging is quick with AGM, handy for vehicles that do short trips. If the original was AGM, the replacement should be AGM too.
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