▮▮Coloprice

Pylontech · commercial & industrial

Pylontech OPTIM US L520-OMNI

shipping

cabinetAC block (PCS integrated)liquid-cooledLFP · 314 AhBNEF Tier 1

Everything below comes from what Pylontech publishes about the OPTIM US L520-OMNI: the datasheet, the product page and press releases. Where a figure is not published, the field says so — we do not estimate.

Schematic illustration — not a manufacturer photo

Variants

522 kWh

Power: 250 kW

Verified 2026-08

Variants

Energy figures are nominal (beginning of life) as published by the manufacturer. One model, several duration options — the same enclosure with different power ratings.

VariantsEnergyPowerDuration
L520-OMNI-2H (M7-250kW/522kWh)522 kWh250 kW2 h
L520-OMNI-4H (125kW/522kWh)522 kWh125 kW4 h

Specifications

Cell chemistryLFP
Cell capacity314 Ah
Cell configurationnot published
Cell suppliernot published
Form factorcabinet
Block typeAC block (PCS integrated)
PCS integratedyes
DC voltage728–936 V
Coolingliquid-cooled
Ingress protectionIP55
Operating temperature-25…50 °C
Dimensions (L × W × H)1900 × 1350 × 2480 mm
Weight5.5 t
Energy densitynot published
Round-trip efficiency90%
Cycle lifenot published
Calendar lifenot published
Warrantynot published
Fire suppressionaerosol
GenerationM7
Announcednot published

Certifications

IEC 62619IEC 62040-1IEC 63056IEC 62933-5-2CEVDE 2510-50UL 1973UL 9540APGS 37-1CE EMCCE LVDEN 50549-1:2019EN 50549-2:2019IEC 61000-6-2IEC 62477-1

Key facts

  • 522 kWh cabinet on LFP 314 Ah cells, 832 V nominal; 2h (250 kW) and 4h (125 kW) versions
  • Scalable 522–2084 kWh, 125–500 kW (4h) / 250 kW–1 MW (2h), 400 V 3P4W
  • Round-trip efficiency 90% (system, per datasheet), weight <5.5 t
  • Liquid cooling, aerosol fire extinguishing, IP55, derating >45 °C and >2000 m; certification 'partial application in progress'

What Pylontech does not publish for this model

These fields are empty because no public datasheet or release states them. That is information too: ask for these numbers before you shortlist.

Cell configurationCell supplierEnergy densityCycle lifeCalendar lifeWarrantyAnnounced

Similar systems from other manufacturers

Sourcing quote for Pylontech OPTIM US L520-OMNI

Coloprice is published by Dream View, a China-sourcing company. For commercial-scale projects we buy BESS containers factory-direct — verified manufacturer, certification review, pre-shipment inspection, export and freight — for a flat 10% fee.

We reply within one business day. No spam, no reselling your contacts.

Sources: Pylontech — OPTIM US L520-OMNI product page · OPTIM US L520-OMNI datasheet (PDF)