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Vertiv / Liebert  ›  NX

Vertiv / Liebert · NX

Vertiv / Liebert NX three-phase UPS

The Vertiv Liebert NX is an on-line double-conversion three-phase UPS rated 10 to 600 kVA across three families (10 to 30, 40 to 200 and 225 to 600 kVA).

Vertiv / Liebert NX three-phase UPS
Phase
3PH
Models
9
Lifecycle
Discontinued, serviced

Vertiv Liebert NX: key facts

Sources, checked October 3, 2026: Vertiv, Liebert NX 10-30 kVA (discontinued); Vertiv Canada, Liebert NX 40-200 kVA (discontinued); Vertiv, Liebert NX 225-600 kVA (discontinued).

Is the Vertiv Liebert NX discontinued? What replaces it?

Yes. Vertiv lists all three Liebert NX families as discontinued: the 10 to 30 kVA and 40 to 200 kVA families are replaced by the Liebert EXM, and the 225 to 600 kVA family by the Liebert EXL S1. See the Vertiv Liebert EXM and Vertiv Liebert EXL S1 pages.

Units already installed keep working after the manufacturer's cut-off; what changes is parts and factory support. We maintain discontinued units and plan the replacement when it makes sense. How to plan the replacement of a discontinued three-phase UPS.

THREE PHASE POWER PATH3 PHASE INPUT480 V or 208 V feedRECTIFIERAC to DCDC BUSregulatedINVERTERDC to clean ACCRITICAL LOADracks, plant, imagingBATTERYon the DC busSTATIC BYPASSmaintenance and overload pathDouble conversion: the load stays on the inverter,so an outage produces no transfer gap.

How a three phase double conversion UPS carries the load, and where the bypass sits.

NX models

The orderable configurations we supply and service:

ModelRatingPhase / VoltagePart numberStatus
Liebert NX 40kVA (40-200 family)3ph online double-conv in/out 380/400/415V·EOL
Liebert NX 60kVA (40-200 family)3ph online double-conv in/out 380/400/415V·EOL
Liebert NX 80kVA (40-200 family)3ph online double-conv in/out 380/400/415V·EOL
Liebert NX 100kVA (40-200 family)3ph online double-conv in/out 380/400/415V·EOL
Liebert NX 120kVA (40-200 family)3ph online double-conv in/out 380/400/415V·EOL
Liebert NX 160kVA (40-200 family)3ph online double-conv in/out 380/400/415V·EOL
Liebert NX 200kVA (40-200 family)3ph online double-conv in/out 380/400/415V·EOL
Liebert NX 225kVA (225-600 family)3ph online double-conv in/out 380/400/415V·EOL
Liebert NX 600kVA (225-600 family)3ph online double-conv in/out 380/400/415V·EOL

Specifications

Phase3ph online double-conv in/out
Voltage380/400/415V
Models9
StatusDiscontinued

Batteries and battery cabinets for the Vertiv Liebert NX

Battery strings and cabinets depend on the configuration and runtime. Matched blocks and cabinets are listed under Vertiv / Liebert replacement batteries online.

Vertiv Liebert NX service in Canada

We service the Vertiv Liebert NX across Canada: preventive maintenance, battery replacement and emergency repair, including units the manufacturer no longer supports. We are a Canadian UPS service and supply provider, working on three-phase systems since 2012.

Scheduled visits, battery work and fault response for these systems are covered by Vertiv / Liebert UPS maintenance and repair in Canada.

Sizing, redundancy and custom builds

We engineer the solution: load and growth analysis, redundancy (N, N+1, 2N), runtime and battery sizing, paralleling and switchgear, and custom configurations where the standard catalogue doesn't fit. Because we supply every major brand, the NX is one option we weigh on its merits, not the only answer.

Common questions

What is the Vertiv Liebert NX?

The Vertiv Liebert NX is an on-line double-conversion three-phase UPS rated 10 to 600 kVA across three families (10 to 30, 40 to 200 and 225 to 600 kVA).

Is the Vertiv Liebert NX discontinued?

Yes. Vertiv lists all three Liebert NX families as discontinued: the 10 to 30 kVA and 40 to 200 kVA families are replaced by the Liebert EXM, and the 225 to 600 kVA family by the Liebert EXL S1.

What replaced the Vertiv Liebert NX?

Vertiv lists all three Liebert NX families as discontinued: the 10 to 30 kVA and 40 to 200 kVA families are replaced by the Liebert EXM, and the 225 to 600 kVA family by the Liebert EXL S1.

Who services the Vertiv Liebert NX in Canada?

A Canadian UPS service and supply provider, in business since 2012, services the Vertiv Liebert NX across Canada: preventive maintenance, battery replacement and emergency repair, including discontinued units. Call 1 (438) 881-3363 or email info@threephaseups.ca.

Request a quote: Vertiv / Liebert NX

Tell us the application and we reply within 4 business hours with the sizing, the right system, the installation and a written quote. Three-phase installs usually need a licensed electrician, so let us know if you have one.

Do you have your own electrician?
Yearly preventive maintenance?

Or email info@threephaseups.ca · 1 (438) 881-3363

Brand names are trademarks of their owners and are used only to identify the equipment we service. We are not the manufacturer and are not affiliated with it.