FORTE GP33 10–40 kVA

FORTE GP33 10–40 kVA — three-phase transformerless online UPS for offices, server rooms, medical facilities and retail sites. Efficiency up to 94.5%.

S versions have built-in batteries in a single enclosure; H versions have a compact enclosure for connecting external battery cabinets. Parallel operation supports redundancy and capacity expansion.

Common specifications

  • 3/3 phases; output 380/400/415 V; PF 1.0. S models have built-in batteries; H models use external batteries for extended runtime.
  • USB, RS232, RS485, parallel port, dry contacts and intelligent slot. Options: SNMP card, relay card and battery temperature sensor.

Models and specifications

ModelPower kVA / kWOnline efficiency, up to %Dimensions W × D × H, mmWeight, kgBatteries / DC bus
GP3310S10 kVA / 10 kW93,5250 × 900 × 868129Built-in; 20 × 12 V 9 Ah (option 2 × 20); ±120 V
GP3310H10 kVA / 10 kW93,5250 × 580 × 65535External; ±96 / ±108 / ±120 V; 16–20 batteries
GP3315S15 kVA / 15 kW94,5250 × 900 × 868186Built-in; 2 × 20 × 12 V 9 Ah; ±120 V
GP3315H15 kVA / 15 kW94,5250 × 580 × 65539External; ±96 / ±108 / ±120 V; 16–20 batteries
GP3320S20 kVA / 20 kW94,5250 × 900 × 868187Built-in; 2 × 20 × 12 V 9 Ah; ±120 V
GP3320H20 kVA / 20 kW94,5250 × 580 × 65540External; ±96 / ±108 / ±120 V; 16–20 batteries
GP3330S30 kVA / 30 kW94,5250 × 900 × 868236Built-in; 3 × 20 × 12 V 9 Ah; ±120 V
GP3330H30 kVA / 30 kW94,5250 × 580 × 65543External; ±96 / ±108 / ±120 V; 16–20 batteries
GP3340S40 kVA / 40 kW94,5250 × 900 × 868239Built-in; 2 × 30 × 12 V 9 Ah; ±180 V
GP3340H40 kVA / 40 kW94,5250 × 580 × 65546External; ±180…±300 V; 30–50 batteries

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How GP33 differs from EPOWER

GP33 UPS are transformerless: lighter, more compact and more efficient. EPOWER UPS are transformer-based for industrial grids with demanding loads.

Model codes are similar, so specify the series name when ordering.

Supply and service

FORTE Green Power UPS are manufactured at KSTAR. Display menus and documentation are available in Russian and Kazakh.

Certificates and authorization

Request a quotation · Runtime calculator

Frequently asked questions

How do I order?

Send PES POWER your load, required runtime, phases and installation city. Price and lead time are confirmed in the quotation.

Can runtime be determined from kVA alone?

No. Active load, battery configuration and discharge data are required.

The calculator provides a preliminary estimate.

Is service available in Kazakhstan?

PES POWER provides installation and service, with offices in Astana and Almaty and a warehouse in Almaty. The scope is agreed separately.