
KSTAR FM / FML / FMH / GFM / High Rate VRLA lead-acid batteries, 2/6/12 V
Supplied as an official KSTAR partner
Manufacturer: KSTAR · China · Model: FM / FML / FMH / GFM / High Rate
Sealed lead-acid VRLA batteries of 2, 6 and 12 V with a capacity from 1.2 to 3000 Ah, grouped into five series called FM, FML, FMH, GFM and High Rate. They are installed in UPS systems and at telecommunications and power sites. The design includes a patented tray against electrolyte leakage.
- FM
- 2 V, 1.2–250 Ah, service life up to 15 years
- FML
- 6/12 V, 36–200 Ah, up to 10 years, −20…+50 °C
- FMH
- 12 V, 55–150 Ah, rack mounting
- GFM
- 2 V, 100–3000 Ah, up to 15 years
Technical specifications
| FM | 2 V, 1.2–250 Ah, service life up to 15 years |
|---|---|
| FML | 6/12 V, 36–200 Ah, up to 10 years, −20…+50 °C |
| FMH | 12 V, 55–150 Ah, rack mounting |
| GFM | 2 V, 100–3000 Ah, up to 15 years |
| High Rate | 2/12 V, 230–2900 W, for UPS |
| Type | sealed, maintenance-free |
Specifications are taken from the manufacturer’s technical documentation. Updated .
Description
The FM series consists of 2 V cells with a capacity of 1.2–250 Ah and a service life of up to 15 years. The FML is made in 6 and 12 V, 36–200 Ah, with a service life of up to 10 years and an operating temperature of −20…+50 °C. The FMH, 12 V, 55–150 Ah, is intended for rack mounting. The GFM is a 2 V cell of 100–3000 Ah, also up to 15 years. The High Rate series, 2 and 12 V, 230–2900 W, is made for UPS systems, where the battery delivers a large current in a short time. All the batteries are sealed and maintenance-free, and the tray keeps the electrolyte from leaking out.
How to choose
For large 2 V banks take the FM up to 250 Ah or the GFM up to 3000 Ah, both with a life of up to 15 years. The 6 and 12 V blocks are the FML, with a service life of up to 10 years. The High Rate is intended for UPS systems with a short, heavy discharge. If you need gel, look at the GEL, 12 V, 38–2000 Ah (up to 20 years in float mode, −40…+65 °C). For lithium there is the LFP, 12.8 V, with a life of over 3500 cycles.
Request a price and lead time
FM / FML / FMH / GFM / High Rate VRLA lead-acid batteries, 2/6/12 V, KSTAR. We reply within one business day.
Or email office@usk.ua or call +38 (044) 339-50-20.
FAQ
What is the service life of the GFM series batteries?
Up to 15 years, at 2 V and a capacity of 100–3000 Ah.
What is the temperature range of the FML series?
−20…+50 °C. The series has a voltage of 6 or 12 V, a capacity of 36–200 Ah and a service life of up to 10 years.
Which series should I choose for rack mounting?
The FMH, 12 V, 55–150 Ah, is made for rack mounting.
What is the High Rate series intended for?
For UPS systems. It is made in 2 and 12 V with a power of 230–2900 W.
Do VRLA batteries need maintenance?
No, the batteries are sealed and maintenance-free, and the tray prevents electrolyte leakage.
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REQUEST
Need a price, lead time or replacement?
Send us a request and we will confirm the configuration, lead time and delivery terms. We reply by email.



