UPS and battery selection.
We calculate power and runtime for the facility's load.
FORTE GREEN POWER · KSTAR OEM
FORTE Green Power UPS
From compact online UPS to modular data center systems. Supply, runtime calculation, installation and service across Kazakhstan.
1–1250 kVAcomplete solution range24 monthswarranty and local service
PES POWER
FORTE UPS — always in stock
We keep FORTE UPS and batteries in stock in Almaty so facilities do not wait weeks for a factory delivery. This is especially important for urgent replacement of failed equipment and projects with tight commissioning deadlines.
A manager confirms availability of the required model and the dispatch date on the day of enquiry.
PES POWER
From selection to startup
Supply, installation and commissioning.
Our own engineers deliver, install and test the equipment under load.
Warranty and local service.
A 24-month UPS warranty, a service team in Astana and Almaty, and spare parts stock.
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Choose Your FORTE Series
We select power, phase configuration, runtime and redundancy to suit your project.
FORTE TW
1–20 kVAWorkstations, offices and telecom
Series specifications →
FORTE TR
6–10 kVAServer racks and technical rooms
Series specifications →
FORTE GP33 10–40
10–40 kVAThree-phase IT and infrastructure loads
Series specifications →
FORTE GP33 60–200
60–200 kVAHealthcare, industry and infrastructure
Series specifications →
FORTE GPM3300
up to 1250 kVAData centers and critical facilities
Series specifications →Inside the FORTE 500 kVA UPS
Modular construction with front-door access. Explore the cabinet from two angles.
Switchgear
The top panel contains input, output, bypass and maintenance bypass devices.
Modular Layout
Modules are installed in the lower cabinet. Their number and power depend on the configuration.
Service Access
The open front door provides access to controls and modular units.
We will configure the system for your load, runtime and redundancy requirements.
Request a CalculationOther UPS Brands
In addition to the core FORTE range: SANTAK and PHOENIXTEC equipment to suit project requirements.
Need Specifications or a Wiring Diagram?
The dedicated catalog contains PDFs for every series in one place.
Go to CatalogFORTE Manuals and KSTAR Documents
Documents available to view and download.
FORTE Green Power 10–40 kVA
Three-phase UPS operating manual. Installation, connection, controls and maintenance.
FORTE Green Power 60–200 kVA
Three-phase UPS operating manual. Installation, configuration and maintenance.
KSTAR Authorization Letter
PES POWER authorization to supply and service FORTE Green Power UPS. Valid from 20 November 2025 to 31 December 2026.
KSTAR Engineer Training
Installation, testing, diagnostics and repair of FORTE / KSTAR UPS. Certificate valid from 20 November 2025 to 31 December 2026.
FORTE · ONLINE UPS · 3/3
FORTE EPOWER Transformer-Based UPS
EPOWER Series — 10–800 kVA. Online double-conversion UPS with a transformer, three-phase input and three-phase output.
Output power factor: 0.9. Detailed specifications and configurations are in the Russian-language catalog.
Open EPOWER Catalog · PDF
FORTE UPS series
FORTE GPM3300-RT · 10–20 kVA
Three-phase online UPS · 3U · Rack/Tower
Equipment and solutions
FORTE TW
Floor-standing online UPS, 1–20 kVA: single-phase 1–10 kVA and 10–20 kVA models with three-phase input.
FORTE TR
Rack-mounted online UPS, 6–10 kVA, with 2U/3U/4U height depending on the version, for server cabinets.
FORTE GP33 10–40 kVA
Three-phase online UPS, 10–40 kVA, for offices, healthcare and server rooms.
FORTE GP33 60–200 kVA
Three-phase online UPS, 60–200 kVA, for large facilities and industrial sites.
FORTE GPM3300
Modular UPS up to 1250 kVA with 50, 100 and 125 kVA modules and N+1 redundancy for data centers.
FORTE GPM3300-RT
Three-phase UPS, 10–20 kVA, with a 3U height for rack or floor installation.
FORTE EPOWER
Transformer-based UPS, 10–800 kVA, for industry and challenging power grids.
FORTE Battery Systems
VRLA batteries for UPS and backup power, with runtime calculations.
About PES POWER
PES POWER: supply, installation and service of uninterruptible power systems in Kazakhstan since 2013.
FORTE
Our own FORTE Green Power UPS and FORTE Battery Systems battery brands: who manufactures them and how they differ.
Knowledge base
Articles on UPS selection, runtime calculations and battery service life.
UPS for data centers
Modular UPS with N+1 redundancy, batteries, generators and cooling.
Medical facilities
Uninterruptible power for operating theatres, intensive care units, CT and MRI.
Elevators
Power for lifts, escalators, security systems and server rooms.
Logistics
Uninterruptible power for warehouses and distribution centers: conveyors, sorting, server rooms and record-keeping systems.
Industry
Protection for control systems and process lines against shutdowns.
Battery replacement
diagnostics and battery replacement in UPS from any manufacturer.
UPS maintenance
scheduled maintenance, repairs and service contracts.
Diesel generators
Wokang and Silico generators in open, enclosed and containerized configurations.
VARSAN stabilizers
single-phase and three-phase, from 3.5 to 1200 kVA.
Ready-made KSTAR data centers
turnkey KSTAR cabinet, modular and containerized data centers.
Projects
PES POWER projects completed in Kazakhstan.