- Batteries for UPS systems
Alternative applications
Purpose of UPS batteries
UPS systems are used in offices, data centers, manufacturing, healthcare, banking, and retail infrastructure wherever stable power is critical. During a utility failure, the UPS automatically switches to battery power, keeping equipment running and preventing data loss or hardware failure.
A UPS battery stores energy and:
- responds immediately when external power fails;
- supplies stable voltage without sags;
- withstands tens or hundreds of charge-discharge cycles;
- is compatible with UPS systems from APC, Eaton, Ippon, Shtil, and other manufacturers.
Ventura for UPS systems
- Series FT
- AGM
Battery FT 12-100
- Rated voltage, V: 12
- Rated capacity, Ah: 100
- Service life, years: 15
- Series FT
- AGM
Battery FT 12-105
- Rated voltage, V: 12
- Rated capacity, Ah: 105
- Service life, years: 15
- Series FT
- AGM
Battery FT 12-125
- Rated voltage, V: 12
- Rated capacity, Ah: 125
- Service life, years: 15
- Series FT
- AGM
Battery FT 12-150
- Rated voltage, V: 12
- Rated capacity, Ah: 150
- Service life, years: 15
- Series FT
- AGM
Battery FT 12-170
- Rated voltage, V: 12
- Rated capacity, Ah: 170
- Service life, years: 15
- Series FT
- AGM
Battery FT 12-180
- Rated voltage, V: 12
- Rated capacity, Ah: 180
- Service life, years: 15
- Series FT
- AGM
Battery FT 12-200
- Rated voltage, V: 12
- Rated capacity, Ah: 200
- Service life, years: 15
- Series GPL
- AGM
Battery GPL 12-15
- Rated voltage, V: 12
- Rated capacity, Ah: 14
- Service life, years: 12
- Series GPL
- AGM
Battery GPL 12-26
- Rated voltage, V: 12
- Rated capacity, Ah: 29
- Service life, years: 12
- Series GPL
- AGM
Battery GPL 12-33
- Rated voltage, V: 12
- Rated capacity, Ah: 34
- Service life, years: 12
- Series GPL
- AGM
Battery GPL 12-40
- Rated voltage, V: 12
- Rated capacity, Ah: 47
- Service life, years: 12
- Series GPL
- AGM
Battery GPL 12-45
- Rated voltage, V: 12
- Rated capacity, Ah: 49
- Service life, years: 12
- Series GPL
- AGM
Battery GPL 12-55
- Rated voltage, V: 12
- Rated capacity, Ah: 58
- Service life, years: 12
- Series GPL
- AGM
Battery GPL 12-65
- Rated voltage, V: 12
- Rated capacity, Ah: 71
- Service life, years: 12
- Series GPL
- AGM
Battery GPL 12-75
- Rated voltage, V: 12
- Rated capacity, Ah: 79
- Service life, years: 12
- Series GPL
- AGM
Battery GPL 12-80
- Rated voltage, V: 12
- Rated capacity, Ah: 86
- Service life, years: 12
- Series VG
- V-Gel
Battery VG 12-33
- Rated voltage, V: 12
- Rated capacity, Ah: 33
- Service life, years: 15
- Series VG
- V-Gel
Battery VG 12-45
- Rated voltage, V: 12
- Rated capacity, Ah: 45
- Service life, years: 15
- Series VG
- V-Gel
Battery VG 12-55
- Rated voltage, V: 12
- Rated capacity, Ah: 55
- Service life, years: 15
What Ventura offers
We supply 12 V UPS batteries ranging from compact 7 Ah models to powerful 200 Ah units for personal systems and industrial facilities. All batteries use AGM or GEL technology, are completely sealed and maintenance-free, and can be installed indoors without dedicated ventilation.
Key characteristics:
- stable operation from -15 to +50 °C;
- service life of 5–10 years in float operation;
- low self-discharge of up to 2% per month;
- compatibility with most UPS models and emergency lighting systems.
Why buy UPS batteries from us
- Products from the established Ventura manufacturer with accurate specifications and dependable service life.
- Warranty for every battery.
- Model selection for every type of uninterruptible power supply.
Order online or by phone.
Frequently asked questions
How do I choose a UPS battery?
The replacement battery must meet the UPS manufacturer's requirements, particularly for voltage and the permitted charging regime. Select it according to its specifications, including capacity, voltage and dimensions.
Which batteries are best suited to a UPS?
Most conventional uninterruptible power systems use sealed lead-acid batteries. Ventura's UPS range includes AGM and V-Gel models. Choose the technology to suit the UPS specifications and required operating conditions.
Can I install a higher-capacity battery in a UPS?
A higher capacity can increase backup runtime, but this replacement is not suitable for every UPS. Consider the capabilities of the built-in charger, system voltage, battery dimensions and the equipment manufacturer's recommendations.
What determines UPS backup runtime?
The main factors are battery capacity and voltage, the power drawn by the connected load, UPS efficiency and battery condition. A higher load uses stored energy faster, so choosing a battery solely by its ampere-hour rating is not sufficient.
How can I tell when a UPS battery needs replacing?
The main signs are a noticeable reduction in backup runtime, battery or charging errors, and unstable UPS operation during a mains outage. A deformed case, excessive heat or other visible changes in battery condition also require an immediate inspection.
How long does a UPS battery last?
Actual life depends on the battery series, ambient temperature, number of power outages and depth of discharge. Even a battery with a long design life may fail earlier if it repeatedly overheats or undergoes frequent deep discharges, so its condition should be checked regularly.
Can I replace a UPS battery with one from another brand?
Yes. The brand itself is not the main compatibility requirement. The replacement must meet the UPS requirements for voltage, capacity, terminal type, dimensions and charging technology. Before switching battery technology, check that the specific UPS model supports it. However, when several batteries are used together in one UPS, they must be the same brand and model.
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