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PRAG 30KVA 45-280 Relay Voltage Stabilizer

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15 - 22 Mar, 2026
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30KVA Relay 45-280 Cabinet Voltage Stabilizer

Ensure consistent and stable power for your large appliances with the 30KVA Relay 45-280V Cabinet Voltage Stabilizer. Engineered to handle wide voltage fluctuations from as low as 45V up to 280V, this stabilizer offers a reliable 220V±10% output, maintaining optimal performance for essential equipment. With a short delay time of 3-5 seconds, it delivers swift protection against unpredictable power surges.

Designed for safety and durability, this 30KVA voltage stabilizer includes comprehensive protections such as over-voltage, overload, high temperature, and short circuit, preventing damage to connected devices. This unit’s robust 30000VA capacity makes it suitable for high-demand environments, ensuring efficient voltage regulation for critical systems.

Crafted with precision, the stabilizer’s dimensions of 45 x 41.5 x 52.2 cm provide a compact yet powerful solution, with a packing size of 51.5 x 46.5 x 67 cm for secure shipping. With a net weight of 51 kg and a gross weight of 61.5 kg, this stabilizer is a durable addition to any industrial or commercial space, ensuring uninterrupted and stable power.

  • Wide Voltage Range: Handles input voltages from 45V to 280V, ensuring consistent performance during fluctuations.
  • Stable Output: Maintains a steady 220V±10%, protecting your equipment from irregular power.
  • Fast Protection: Short delay of 3-5 seconds for immediate response to surges, overloads, and temperature changes.
  • High Capacity: 30000VA power, ideal for industrial or high-demand applications.
  • Comprehensive Safety Features: Equipped with over-voltage, overload, high-temperature, and short-circuit protections for worry-free operation.
  • Compact Design: Fits easily into various spaces with a durable cabinet structure, ideal for industrial environments.

Quick Comparison

APC EASY UPS BV 650VA removeAPC SMART-UPS 900WATTS/1500VA removePRAG 3.8KVA/24V Heavy Duty Hybrid Inverter MPPT 1600W removeMercury 2KVA Digital Stabilizer removeAPC Easy UPS On-Line SRV 3000VA 230V (SRV3KI) remove
NameAPC EASY UPS BV 650VA removeAPC SMART-UPS 900WATTS/1500VA removePRAG 3.8KVA/24V Heavy Duty Hybrid Inverter MPPT 1600W removeMercury 2KVA Digital Stabilizer removeAPC Easy UPS On-Line SRV 3000VA 230V (SRV3KI) remove
ImageAPC EASY UPS BV 650VAAPC SMART-UPS 900WATTS/1500VAPRAG 3.8KVA/24V Heavy Duty Hybrid Inverter MPPT 1600WMercury 2KVA Digital StabilizerAPC Easy UPS On-Line SRV 3000VA 230V (SRV3KI)
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DescriptionOutput power capacity: 375watts / 650va Max configurable power (watts): 375watts / 650va Nominal output voltage: 230v Output frequency (not synced): 50/60 hz +/-1 hz Topology: line interactive Waveform type: stepped approximation to a sinewave Output connections: (6) iec 320 c13 (battery backup) Transfer time: 6ms typical : 10ms maximum Nominal input voltage: 230v Input frequency: 50/60 hz +/- 5 hz (auto sensing) Input connections: iec-320 c14 Cord length: 1.52meters Number of power cords: 1 Battery type: maintenance-free sealed lead-acid battery with suspended electrolyte: leakproof Expected battery life (years): 3 - 5 Efficiency: Communications & management: control panel LED status display with on line : on battery
  • LCD
  • Input 230V/Output 230V
  • Interface Port USB Connect
  • Pure sine ware output
  • Optional MPPT/PWM solar charge controller 60A MPPT Efficiency max 98%
  • DC Start & Automatic Self-Diagnostic Function
  • High Efficiency Design & ”Power Saving Mode” to Conserve Energy Auto restart when Ac is recovering
  • Smart battery charger design for optimized battery performance Selectable charging current based on applications
  • AC input/DC input/Solar input optional priority
  • Auto Restart Voltage
Mercury 2KVA Digital Stabilizer - Mercury A2000D Automatic Voltage Regulator • Wide Input Voltage Range: 130V ~ 280Vac Ideal for office automation system and home appliances • 6 Steps Transformer Design In Voltage Stabilizing For that extra reliability • Voltage Protection High / Low Voltage, High Temperature Protection • Soft Start Protection Safeguards your expensive equipments • Compact Design Sleek and handy
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
Content
APC EASY UPS BV 650VA, AVR, Universal Outlet, 230V
Best Value UPS with Battery Backup & Surge Protection for Electronics and Computers.
Automatically steps up low voltage and steps down high voltage to levels that are suitable for your equipment.
Allow flexibility for setup in tight locations and mounting on wall or other surfaces.
Safeguard your Home UPS from overloads, excessive mains voltages, short circuits, installation mishaps and battery damage due to low voltage situations.
Provides early-warning fault analysis on batteries, enabling timely preventive maintenance
Maximizes battery performance, life, and reliability through intelligent, precision charging.
Provides temporary battery power when the utility power is out.
Protect equipment with input transformer blocks without blocking access to other receptacles.
The slim, modern design can be upright, flat, or wall-mounted to comfortably fit any electronics set-up and complement home décor.
Preserves battery life and maximizes runtime by correcting low voltages without discharging the battery.
Back up and protect your hardware and data during power outages, surges and spikes.
Outlets provide abundant runtime for network gateway equipment and other critical low-power devices, allowing for hours of internet access during a power outage.
Provides notification of changing utility power and UPS power conditions
Provide easy-to-read status of the unit and utility power conditions.
Ensures the product has been tested and approved to work safely with the connected service provider equipment and within the specified environment.
APC Smart-UPS C 1500VA LCD 230V SMC1500I Uninterruptible Power Supplies (UPS)
- Battery-protected and surge-only outlets reserves power capacity and run time for connected equipment
- Network manageable Provides remote power management of the UPS over the network
- LED status indicators quickly understand unit and power status with visual indicators
- Hot-swappable batteries ensures clean, uninterrupted power to protected equipment while batteries are being replaced
- Adjustable voltage-transfer points maximizes useful battery life by widening the input voltage
Experience power like never before with our 3.8KVA/24V Heavy Duty Inverter. Designed for efficiency and reliability, this robust inverter features a 60A MPPT controller that captures optimal solar energy with a maximum input of 150VDC. Ideal for off-grid applications, it ensures a stable power supply while offering advanced protection against overloads and short circuits. Compact, user-friendly, and perfect for both home and business, this inverter is your gateway to energy independence. Choose PRAG Products.

Key Features of the 3.8KVA/24V Heavy Duty Inverter 60A MPPT 150VDC

  • Pure Sine Wave Output: This feature ensures that the inverter produces a clean and stable sine wave output, which closely resembles the power supplied by utility companies. Pure sine wave inverters are ideal for sensitive electronics and appliances, providing them with the power they need to operate without distortion or interference. This makes them suitable for high-end devices like computers, TVs, and medical equipment.
  • Optional MPPT/PWM Solar Charge Controller (60A) with Max 98% Efficiency: The inverter can come with an optional charge controller, available in 60A or 120A configurations. The Maximum Power Point Tracking (MPPT) type offers up to 98% efficiency in converting solar energy to usable power, making it significantly more efficient than traditional Pulse Width Modulation (PWM) controllers, especially in varying light conditions. This flexibility allows users to choose the best controller for their solar array size and application needs.
  • DC Start & Automatic Self-Diagnostic Function: The inverter features a DC start capability, which allows it to power on without needing an AC source, useful in off-grid situations. Additionally, the automatic self-diagnostic function continuously monitors the system for potential issues. If it detects a problem, it can alert the user or shut down to prevent damage, ensuring reliable operation.
  • High Efficiency Design & “Power Saving Mode” to Conserve Energy with Auto Restart When AC Is Recovering:  Engineered for high efficiency, this inverter minimizes energy loss during operation, leading to lower electricity costs. The “Power Saving Mode” allows the inverter to operate in a low-power state when loads are minimal, conserving energy. Additionally, the auto-restart feature enables it to automatically resume operation when the AC power is restored after an outage, providing seamless functionality.
  • Smart Battery Charger Design for Optimized Battery Performance with Selectable Charging Current: The inverter incorporates a smart battery charger that intelligently adjusts the charging current based on the battery type and usage needs. Users can select different charging currents to match their specific applications, ensuring that batteries are optimally charged without risk of overcharging, leading to improved battery longevity and efficiency.
  • AC Input/DC Input/Solar Input Optional Priority: This feature provides flexibility in power source management, allowing users to prioritize AC input, DC input, or solar input based on their energy needs and availability. By seamlessly switching between these sources, the inverter ensures that power supply remains uninterrupted and efficiently utilizes available energy forms.
  • Auto Restart Voltage: The auto restart voltage feature automatically enables the inverter to restart once the input voltage returns to an acceptable range after a drop or interruption. This functionality enhances the reliability of power supply, especially during varying load conditions or power outages, ensuring that connected devices remain powered without manual intervention.
These features combined create an advanced, adaptable, and efficient inverter that meets various energy demands while ensuring the safety and longevity of connected devices.
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Mercury 2KVA Digital Stabilizer

Mercury 2KVA Digital Stabilizer - Mercury A2000D Automatic Voltage Regulator • Wide Input Voltage Range: 130V ~ 280Vac Ideal for office automation system and home appliances • 6 Steps Transformer Design In Voltage Stabilizing For that extra reliability • Voltage Protection High / Low Voltage, High Temperature Protection • Soft Start Protection Safeguards your expensive equipments • Compact Design Sleek and handy
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.

Weight0.2 kg10 kgN/A6.5 kg26 kg
DimensionsN/AN/AN/AN/AN/A
Additional information
Weight 0.2 kg
Weight 10 kg
Weight 6.5 kg
Weight 26 kg
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