Vertiv UF-LTS32-1P Static Transfer Switch (Single-Phase 32A 1U Rackmount STS) - Isometric 45-Degree Angled View
VertivModel: UF-LTS32-1P

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

The Vertiv UF-LTS32-1P is a 1U rackmount Static Transfer Switch (STS) rated at 32A single-phase, offering seamless automatic dual-source AC power transfer in under 5ms for mission-critical IT racks.

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Rated AC Current
32A
Nominal Voltage Specification
220V / 230V / 240V AC (50/60Hz)
Transfer Switching Time
< 5ms (Ultra-fast seamless transfer)
Chassis Form Factor
19-Inch Rackmount
Input Channels
Source A + Source B (Isolated)
Signaling & Status Display
Front LED Mimic Flow + Dry Relay

What this product is

What this product is

The Vertiv UF-LTS32-1P is a 1U rackmount Static Transfer Switch (STS) rated at 32A single-phase, offering seamless automatic dual-source AC power transfer in under 5ms for mission-critical IT racks.

What problem it solves

Resolves power grid instability, excessive OPEX energy dissipation, battery degradation, and rack footprint constraints.

Who and where it is for

5G cellular cell sites, core telecom DC plants, AI data centers, transport networks, and critical industrial DC UPS.

Core advantages

  • <5ms Solid-State Transfer: Fast SCR silicon switches eliminate mechanical arcing and contact bounce.
  • Complete Input Isolation: Total electrical isolation between Source A and B prevents cross-fault propagation.
  • Selectable Source Priority: Easy user configuration of primary source preference via front panel controls.
  • 1U Ultra-Compact Subrack: Provides immediate dual-source redundancy to single-cord IT gear within 1U.

Technical specifications

Key specificationsValue
Rated AC Current32A
Nominal Voltage Specification220V / 230V / 240V AC (50/60Hz)
Transfer Switching Time< 5ms (Ultra-fast seamless transfer)
Chassis Form Factor19-Inch Rackmount
Input ChannelsSource A + Source B (Isolated)
Signaling & Status DisplayFront LED Mimic Flow + Dry Relay
Overall System EfficiencyUp to 96.2% (Gold Standard)
Acoustic Noise≤ 55 dBA (at 25°C ambient load)
Ingress Protection RatingIP20 (Indoor Dust & Finger Proof)
Dielectric Withstand Voltage3000VAC Input to Ground (< 5mA)

Applications

01

Telecom 4G/5G macro cellular base stations and distributed remote power sites

02

Enterprise-grade cloud data center mission-critical -48V DC power distribution lineups

03

Utility power grid dispatch centers and high-voltage substation DC switchgear rooms

04

Railway transit signaling, automated train control, and communications equipment rooms

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