Support & Troubleshooting

Find equipment information and technical guides by model, and bring clarity to on-site issues.

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532 devices

VertivPrecision air conditioning

Liebert PEX2 Precision AC

Vertiv Liebert PEX2 Series Precision Data Center Air Conditioner (20kW-100kW/EC Fan/R410A/iCOM)

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VertivPrecision air conditioning

Liebert PEX4

Vertiv Liebert PEX4 Inverter Room-Based Precision Air Conditioner (30kW-120kW)

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VertivInverter Systems (DC/AC)

Liebert UF-LTS32-1P

Vertiv Liebert LTS 32A Single-Phase Static Transfer Switch (UF-LTS32-1P 1U Rack STS)

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VertivPrecision air conditioning

Liebert VCC

Vertiv Liebert VCC Microchannel Centralized Air-Cooled Condenser (Inverter Outdoor Condenser Thermal System)

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VertivPrecision air conditioning

Liebert XD

Vertiv Liebert XD High Heat Density Rack-Level Cooling System (10kW-30kW/rack)

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VertivSystem Controllers & Monitoring Units (SMU/CSU)

M221S

Vertiv M221S Supervisory Controller Module (LCD Display Telecom Power Brain)

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Technical guides & references

Explore published articles on equipment selection, interfaces and maintenance.

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Technical articles

Huawei ETP48200-C5B6 5U 200A Embedded Telecom DC Power System Engineering Selection and Buyer's Guide (2026 Edition)

A comprehensive engineering evaluation of the Huawei ETP48200-C5B6 5U 200A embedded telecom DC power subrack, covering electrical architecture, 4-bay rectifier module load-sharing (R4850G2/R4850N1), SMU02C/SMU02B intelligent monitoring network integration, dual-tier Low Voltage Disconnect (LLVD/BLVD) battery protection, legacy telecom site modernization, and physical authenticity verification against refurbished counterfeits.

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