Liebert DME20 Official Product View 1
VertivModel: Liebert DME20

Vertiv Liebert DME20 Data Center Precision Air Conditioner Indoor Unit (20kW)

Vertiv Liebert DME20 is an industrial precision environmental control unit delivering 20kW sensible cooling with precise temperature/humidity regulation for IT rooms.

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AC Input Voltage
380VAC ± 10% (3-Phase 5-Wire 50Hz) VAC
Cooling Method
Powerful circulating airflow provided by an EC variable-speed centrifugal fan
Physical Dimensions
1950 × 800 × 800 mm
Operating Temperature Range
-15 ~ +45°C
Rated Cooling Capacity
Sensible Cooling Capacity kW
Refrigerant Type
Refrigerant

What this product is

What this product is

Telecom-grade power infrastructure module designed for VERTIV power architecture.

What problem it solves

Eliminates grid power anomalies and brownout hazards across mission-critical communication centers.

Who and where it is for

Cellular wireless sites, optical broadband hubs, edge computing racks, and industrial private networks.

Core advantages

  • 20.5kW high cooling capacity with high sensible heat ratio, ensuring efficient thermal management for core and edge sites.
  • Utilizes R410A eco-friendly refrigerant and EC inverter centrifugal fans to optimize PUE and ensure 24/7 energy savings.
  • Wide operating temperature range of -15°C to +45°C, perfectly adapted to harsh industrial and telecom environments.
  • Standardized 380VAC 3-phase 5-wire input and smart group-control interfaces for seamless integration with VERTIV power platforms.

Technical specifications

Key specificationsValue
Rated Cooling CapacitySensible Cooling Capacity kW
AC Input Voltage380VAC ± 10% (3-Phase 5-Wire 50Hz) VAC
Refrigerant TypeRefrigerant
Overall System EfficiencyUp to 96.2% (Gold Standard)
Cooling MethodPowerful circulating airflow provided by an EC variable-speed centrifugal fan
Physical Dimensions1950 × 800 × 800 mm
Ingress Protection RatingIP20 (Indoor Dust & Finger Proof)
Acoustic Noise≤ 55 dBA (at 25°C ambient load)
Dielectric Withstand Voltage3000VAC Input to Ground (< 5mA)
Operating Temperature Range-15 ~ +45°C

Applications

01

Hyperscale and enterprise cloud data center high-density server halls and aisle containment

02

Telecommunications switching centers, optical transmission rooms, and carrier core facilities

03

High-reliability industrial test laboratories and clean room production environments

04

Rail transit command signaling centers and electrical power grid dispatch operations

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Vertiv Liebert CRV4 In-Row Precision Air Conditioner 25kW-45kW Variable Capacity Cooling (VTV-AC-CRV4-ROW) Official Studio Photo 3
VertivModel: Liebert CRV4 Precision AC

Vertiv Liebert CRV4 In-Row Precision Air Conditioner 25kW-45kW Variable Capacity Cooling (VTV-AC-CRV4-ROW)

Engineered for close-coupled data center cooling, the Liebert CRV4 delivers dynamic 25kW to 45kW capacities using variable-speed DC scroll compressors and green R410A refrigerant. Integrated with the intelligent iCOM touchscreen controller, it continuously adjusts to workload changes, eliminating localized hotspots while optimizing facility PUE.