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PRAG 50KVA 80-260V Servo Voltage Stabilizer

2,530,000.00
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05 - 12 Mar, 2026
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The 50KVA Servo 80-260V Cabinet Voltage Stabilizer offers powerful and reliable voltage regulation, designed to protect your electrical equipment from voltage fluctuations. With an input voltage range of AC 80V to 260V, it provides a stable output of AC 220V±10% at 50/60Hz, making it ideal for various high-power applications.

This 50KVA servo stabilizer is built with multiple protective features, including overvoltage protection, overload protection, high-temperature protection, and short-circuit safety, ensuring long-term durability and safety. Its short delay time of 3-5 seconds ensures minimal power disruptions during voltage fluctuations.

With a total power capacity of 50,000 VA, this stabilizer is suited for industrial, commercial, and large-scale residential use. It comes in a compact cabinet design, measuring 55 cm in width, 50 cm in depth, and 116.5 cm in height. The stabilizer weighs 176 kg, with a gross weight of 190 kg when packed, making it easy to install and transport.

The 50KVA Servo Cabinet Voltage Stabilizer is an essential solution for maintaining consistent and safe power, preventing damage to sensitive equipment caused by unstable voltage conditions. It is the perfect choice for ensuring efficient operation and longevity of your appliances and machinery.

Quick Comparison

PRAG 50KVA 80-260V Servo Voltage Stabilizer removeVertiv itON 1000VA E 230V IEC-IEC UPS removeMercury Maverick 1550va UPS removeAPC Easy UPS On-Line SRV 3000VA 230V (SRV3KI) removePrag 20kva 130-260v Servo Voltage Stabilizer removePrag 20kva 45-280v Relay Voltage Stabilizer remove
NamePRAG 50KVA 80-260V Servo Voltage Stabilizer removeVertiv itON 1000VA E 230V IEC-IEC UPS removeMercury Maverick 1550va UPS removeAPC Easy UPS On-Line SRV 3000VA 230V (SRV3KI) removePrag 20kva 130-260v Servo Voltage Stabilizer removePrag 20kva 45-280v Relay Voltage Stabilizer remove
ImagePRAG 50KVA 80-260V Servo Voltage StabilizerVertiv itON 1000VA E 230V IEC-IEC UPSMercury Maverick 1550va UPSAPC Easy UPS On-Line SRV 3000VA 230V (SRV3KI)Prag 20kva 130-260v Servo Voltage StabilizerPrag 20kva 45-280v Relay Voltage Stabilizer
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DescriptionThe 50KVA Servo 80-260V Cabinet Voltage Stabilizer offers powerful and reliable voltage regulation, designed to protect your electrical equipment from voltage fluctuations. With an input voltage range of AC 80V to 260V, it provides a stable output of AC 220V±10% at 50/60Hz, making it ideal for various high-power applications. This 50KVA servo stabilizer is built with multiple protective features, including overvoltage protection, overload protection, high-temperature protection, and short-circuit safety, ensuring long-term durability and safety. Its short delay time of 3-5 seconds ensures minimal power disruptions during voltage fluctuations.

Specifications

Model 50KVA
Input Voltage AC80V-260V
Output Voltage AC 220V±10%  50/60Hz
Delay Time Short Delay: 3-5secs
Protection Over Voltage, Overload, High temperature, Short Circuit
Power 50000VA
Product Size(cm) 55*50*116.5
Packing Size(cm) 61.5*56*123
N.W.(kgs) 176
G.W.(kgs) 190
1000va UPS 2 years replacement warrantyFrequent power interruptions can lead to stress and delays in meeting project deadlines while working on your computer. The Mercury Maverick 1550VA line interactive UPS provides a reliable power back up that enables you save your work the moment there is power interruption or public power outage. It has a wide voltage input range of 140~300VAC with a transfer time of 2 – 6ms and is compatible with generators and the erratic public power supply. Features • Built in AVR with wide input range of 140~300VAC • Auto restart • Output short circuit protection • Overload protection • Overcharge protection • Sleek and compact design with cpu control • Green function ( No load cut off ) Country wide maintenance and service centres available   Input Voltage                                                  220VAC Input Frequency                                              50Hz or 60Hz Input Phase                                                      Single Input Socket                                                    With Fuse Input Range (220v)                                         140V – 300VAC Rating Output                                                   1550VA/930V Output Waveform                                   Simulated Sine wave Battery Type                                                    12V/8.2AH x2 Dimension(mm)                                               313 x 129 x 175 Weight (Kg)                                                     4.4
Main
Run time for load
W
Min-max: 240-2400 W
4min 24s
Max. Capacity Used
100 %
Main Input Voltage 230 V AC 1 phase
Input voltage 220 V 240 V
Input Connection Type IEC 60320 C20
Input voltage limits 110...285 V half load 160...280 V full load
Network frequency 40...70 Hz auto sensing
Output voltage 230 V AC 1 phase
Output voltage 220 V 240 V
Rated power in W 2400 W
rated power in VA 3000 VA
Output connection type 6 IEC 60320 C13 1 IEC 60320 C19
Bypass type Internal bypass (automatic and manual)
Crest factor 3 : 1
Harmonic distortion 3 %
Maximum configurable power in VA 3000 VA
Maximum configurable power in W 2400 W
UPS type On-Line
Wave type Sine wave
Efficiency 88 % (full load)
Output frequency 50/60 Hz +/- 3 Hz sync to mains
Complementary
Additional information Configurable for 220 : 230 or 240 nominal output voltage
Battery type Lead-acid internal included
Control panel Multifunction LCD status and control console
Free slots 1
Alarm Alarm when on battery : distinctive low battery alarm : overload continuous tone alarm
UPS connectivity Serial port USB port Available expansion slot
Surge energy rate 600 J
Cable length 1.5 m
Number of cables 1
Colour Black (RAL 7010)
Height 336 mm
Width 190 mm
Depth 425 mm
Net weight 26.8 kg
Mounting location Front
Mounting preference No preference
Mounting mode Not rack-mountable
USB compatible Yes
Mounting position Vertical
Mounting mode Tower
Number of power module filled slots 0
Number of power module free slots 0
Redundant No
Range of product Easy UPS On-Line
Product or component type Uninterruptible power supply (UPS)
Environment
Product certifications CE UKCA EAC TISI
Standards EN/IEC 62040-1:2019/A11:2021 EN/IEC 62040-2:2006/AC:2006 EN/IEC 62040-2:2018
Ambient air temperature for operation 0…40 °C
Ambient air temperature for storage -20…50 °C
Storage altitude 0…15000 m
IP degree of protection IP20
Relative humidity 0…95 % non-condensing
Storage Relative Humidity 0…95 % non-condensing
Acoustic level 50 dBA
Heat dissipation 910 Btu/h
Operating altitude 0...3000 m
Batteries & Runtime
Run Time
Efficiency
Battery type Lead-acid battery
Battery voltage 72 V
Extended runtime 0
Number of battery filled slots 0
Number of battery free slots 0
Battery recharge time 4 h
Battery life 3…5 year(s)
Replacement battery
Battery charger power 60 W rated
  • Input Voltage (130-260V)
  • Steady output voltage
  • Digital Control
  • Servo Technology + Toroidal Transformer System
  • Carbinet Design
  • LED display
  • Low and Over voltage protection
  • Input Voltage Range (45V-280V)
  • Steady output voltage
  • Digital Control
  • Relay Control + Toroidal Transformer Technology
  • LED display
  • Low and Over voltage protection
  • Single Phase
ContentThe 50KVA Servo 80-260V Cabinet Voltage Stabilizer offers powerful and reliable voltage regulation, designed to protect your electrical equipment from voltage fluctuations. With an input voltage range of AC 80V to 260V, it provides a stable output of AC 220V±10% at 50/60Hz, making it ideal for various high-power applications. This 50KVA servo stabilizer is built with multiple protective features, including overvoltage protection, overload protection, high-temperature protection, and short-circuit safety, ensuring long-term durability and safety. Its short delay time of 3-5 seconds ensures minimal power disruptions during voltage fluctuations. With a total power capacity of 50,000 VA, this stabilizer is suited for industrial, commercial, and large-scale residential use. It comes in a compact cabinet design, measuring 55 cm in width, 50 cm in depth, and 116.5 cm in height. The stabilizer weighs 176 kg, with a gross weight of 190 kg when packed, making it easy to install and transport. The 50KVA Servo Cabinet Voltage Stabilizer is an essential solution for maintaining consistent and safe power, preventing damage to sensitive equipment caused by unstable voltage conditions. It is the perfect choice for ensuring efficient operation and longevity of your appliances and machinery.The Liebert® PSA itON is a feature-rich reliable line-interactive UPS designed for desktop computer workstations and stand-alone IT equipment. It has an automatic voltage regulator (AVR) that allows flexibility and reliability for PCs and other sensitive electronic equipment. Designed with simple controls for easy operation, the Liebert® PSA itON provides more than enough time to save work in the process before shutting down the system.   Features
  • Automatic voltage regulator (AVR)
  • Compact size
  • Lightweight
  • Easy operation.
  • Higher Availability
  • Overload protection and alarm
  • Auto re-start with AC recovery
  • Fast charging
  • Cold start function.
Ideally Suited for:
  • Desktop PCs
  • Professional workstations
  • Small routers, bridges and hubs
  • Point-of-sale terminals
  • PBXs
  • Other sensitive electronics.
Key Advantages
  • AVR features give higher application availability by correcting high and low voltage without using valuable battery power
  • Shutdown software provides graceful and unattended system shutdown for PC and workstations in the event of an extended power outages to ensure data integrity
Frequent power interruptions can lead to stress and delays in meeting project deadlines while working on your computer. The Mercury Maverick 1550VA line interactive UPS provides a reliable power back up that enables you save your work the moment there is power interruption or public power outage. It has a wide voltage input range of 140~300VAC with a transfer time of 2 – 6ms and is compatible with generators and the erratic public power supply. Features • Built in AVR with wide input range of 140~300VAC • Auto restart • Output short circuit protection • Overload protection • Overcharge protection • Sleek and compact design with cpu control • Green function ( No load cut off ) Country wide maintenance and service centres available   Input Voltage                                                  220VAC Input Frequency                                              50Hz or 60Hz Input Phase                                                      Single Input Socket                                                    With Fuse Input Range (220v)                                         140V – 300VAC Rating Output                                                   1550VA/930V Output Waveform                                   Simulated Sine wave Battery Type                                                    12V/8.2AH x2 Dimension(mm)                                               313 x 129 x 175 Weight (Kg)                                                     4.4
This APC Single phase Easy UPS is designed for IT professionals or network administrators to maintain business uptime and continuity. This 3kVA double-conversion on-line tower UPS provides pure sine wave power to support critical electronics during power disruptions. The SRV comes with IEC 320 C20 input, 6x IEC 320 C13 and 1x IEC 320 C19 outlets. The On-Line UPS has a intelligent card slot for optional Network Management Card (AP9544, SRVSMB001, VGL9901l) that enables network-based UPS monitoring and management. The UPS can connect to EcoStruxure IT or third-party centralized management platforms. The Built-in automatic and manual bypass provide seamless power to the load even in the event of an internal detected fault or error in UPS. The SRV UPS is compatible with replacement battery cartridge APCRBCV205. The Easy UPS and the built-in lead-acid battery has a 2-year warranty. Ideal for small data centers, manufacturing facilities, computer rooms, network storage devices, telecommunication, and healthcare IT.

Low, High, Fluctuating NEPA Voltage? One Central Stabilizer for your entire Flat, Home, Office, etc. Input Voltage (130-260V) Stabilize and Protect all electrical appliances in your premises: Air Conditioners, Fridges, Freezers, TV, Home Theatre, DVD, Satellite Decoder, Electronics, Lights, Fans, Washing Machine, Microwave, Pumping Machine, Photocopier, Printer, Desktops, Notebooks, etc. TND-20K Servo Automatic Voltage Stabilizer Series is based on digital technology; provides voltage stabilization and protection to appliances and equipment; designed as a central stabilizer to handle all house loads.
  • Input Voltage (130-260V)
  • Steady output voltage
  • Digital Control
  • Servo Technology + Toroidal Transformer System
  • Carbinet Design
  • LED display
  • Low and Over voltage protection
Low, High, Fluctuating NEPA Voltage? One Central Stabilizer for your entire Flat, Home, Office, etc. Extreme Wide Input Voltage (45-280V) Stabilizer and Protect all electrical appliances in your premises: Air Conditioners, Fridges, Freezers, TV, Home Theatre, DVD, Satellite Decoder, Electronics, Lights, Fans, Washing Machine, Microwave, Pumping Machine, Photocopier, Printer, Desktops, Notebooks, etc. TMH45-20K Relay Automatic Voltage Stabilizer Series is based on digital technology; provides voltage stabilization and protection to appliances and equipment; designed as a central stabilizer to handle all house loads. Features
  • Input Voltage Range (45V-280V)
  • Steady output voltage
  • Digital Control
  • Relay Control + Toroidal Transformer Technology
  • LED display
  • Low and Over voltage protection
  • Single Phase
Weight176 kg5 kg4.4 kg26 kg147 kg40 kg
DimensionsN/AN/A313 × 129 × 175 cmN/AN/AN/A
Additional information
Weight 176 kg
Weight 5 kg
Weight 4.4 kg
Dimensions 313 × 129 × 175 cm
Weight 26 kg
Weight 147 kg
Weight 40 kg
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