Repair Emerson
Liebert UPS
Liebert GXT4 700–3000VA · PSI5 · EXM · NX 3-fazowy · GXT5 · ITA2
Emerson Liebert (Vertiv) UPS Service — VRLA battery replacement, IGBT inverter repair, rectifier, electrolytic capacitors, DSP controllers, SNMP cards. Online switchover test after repair. Quote 24h, 12-month warranty.
Diagnostics included in repair
quote 24h
12-month warranty
Courier pickup from all of Europe
Online test after repair
Emerson Liebert UPS — modele i repair scope
Liebert GXT4 700 / 1000 / 1500 / 2000 / 3000VA
Seria double-conversion online tower/rack. replacement baterii (2× lub 4× 12V/7Ah lub 12V/9Ah), repair inwertera IGBT, rectifier PFC, capacitors electrolytic, boards DSP, LCD, ports USB/RS-232.
Liebert GXT5 (Vertiv) 1–10kVA
New-generation GXT (now Vertiv brand). Repair of inverter section, controllers, capacitors, GXT5-EXT external battery modules. BMS calibration after battery replacement.
Liebert PSI5 1000 / 1500 / 2200 / 3000VA
Line-interactive series with AVR. Battery replacement, inverter repair, input bypass switch, controllers, IntelliSlot (SNMP) card service. Popular in IT environments and server rooms.
Liebert EXM 1–10kVA (3-faz. in, 1-faz. out)
UPS with 3-phase input and single-phase output. Repair of 3-phase rectifier, inverter, controllers, battery charging section and static bypass.
Liebert NX 10–200kVA (3-fazowy)
Industrial double-conversion 3-phase UPS. Repair of power modules, SCR rectifier, IGBT inverter, DSP controllers, battery cabinet and service bypass. On-site service available.
Liebert ITA2 / ITA (3-fazowy modular)
Modular 3-phase Liebert ITA2 UPS (up to 120kVA). Repair of power modules (10/15/20kW), Frame Controller, PowerIT battery modules and management cards (IntelliSlot Unity).
Why EFIXLAB?
Service of Emerson Liebert / Vertiv UPS — all series
- Deep knowledge of GXT4/GXT5 series — most common failure: electrolytic capacitors on the controller board and inverter section. We always replace capacitors preventively during repair.
- IntelliSlot/IntelliSlot Unity card repair — service of network management cards (SNMP/NMC), diagnostics with Vertiv Avocent Liebert Site Infrastructure Manager (SiteScan Web).
- Large UPS NX/NXC/ITA2 — service of Liebert NX/ITA2 UPS cabinets above 10kVA. On-site service available across Poland.
- Premium batteries — we use VRLA batteries (B.B. Battery, CSB) with identical or better parameters than original Liebert/Vertiv batteries.
- 12-month warranty — on all service work.
How does Liebert service work?
Request
online or by phone
Shipping
by courier
diagnostics
Liebert
Quote
no obligation
Repair
& testing on-line
Return
with warranty
Report fault Emerson Liebert — quote 24h
Provide the full Liebert model (e.g. GXT4-1000RT230E), power in VA, symptom description (alarm, LCD error code, LED colours) and application type (server room, production). Our specialist will contact you shortly.
Dziękujemy! Your request has been received — our Liebert UPS specialist will contact you shortly.Frequently asked questions — Emerson Liebert
Yes. In 2016, the Emerson Network Power (Liebert) brand was acquired by Platinum Equity and renamed Vertiv. Products continue under the Vertiv Liebert brand. We repair both older Emerson/Liebert models and newer Vertiv models.
Battery replacement in GXT4-2000RT230E (4× 12V/9Ah) + labour is approx. 350–500 PLN. Electronics repair (inverter, capacitors) 200–450 PLN. Quote after diagnostics.
Yes, we repair Liebert NX in the 10–200kVA range. Systems above 20kVA are usually serviced on-site at the customer's location. Please contact us by phone to arrange details.
Emerson (Vertiv) UPS Repair — Liebert GXT, NXC, and APM Series
Emerson Network Power (now Vertiv) produces Liebert UPS systems — GXT5, NXC, NX, APM, and legacy GXT4/GXT3 series — for data center, telecom, and critical infrastructure protection. Liebert UPS systems range from compact rack-mount units to multi-megawatt data center installations. The Vertiv rebranding has not diminished the enormous installed base of Emerson/Liebert UPS equipment requiring ongoing maintenance and repair, particularly in telecommunications facilities and enterprise data centers.
Common Emerson/Vertiv UPS failures include inverter IGBT module failures in NXC and APM high-power systems, charger rectifier degradation, DC bus capacitor aging, static bypass thyristor issues, cooling fan failures, control board processor faults, and NIC (network interface card) malfunctions. GXT rack-mount units are prone to charger circuit and output capacitor failures, while NXC/NX floor-standing systems may develop power module IGBT and gate driver issues after extended service.
EFIXLAB provides Emerson/Vertiv UPS repair across the Liebert product range. Our service covers inverter power stage rebuild, charger circuit repair, DC bus capacitor replacement, bypass switch circuit repair, control board component-level diagnostics, and communication module restoration. We test all repaired UPS systems under full-load conditions with battery transfer testing and output quality verification.
Emerson/Vertiv UPS repair offers 40–65% savings versus new equipment or Vertiv service contract pricing. For legacy Liebert GXT3/GXT4 and NX series no longer actively supported, repair extends UPS lifecycle. All Emerson/Vertiv UPS repairs include comprehensive load testing and our 12-month warranty.