Our products

Power supply and DC-DC converter

19-INCH 2U OR 3U RACK POWER SUPPLY

wrkmod

Downloads:

wrkmod

• Power up to 3000 watts, high efficiency up to 95%, low residual ripple, excellent regulation
• Increased power through parallel operation
• Modular design in 19-inch 2U or 3U rack
Wide range of input voltages (single-phase, two-phase, three-phase AC or DC) 85….265Vac 180….550Vac (50Hz, 60Hz)
Wide range of fixed or variable output voltages: 5V, 12V, 15V, 24V, 48V, 72V, ,,,,
• Protection – Short circuit, Overload, Thermal


– Watchdog relay,
– Parallel connection diode
– Battery charger (current limiter)
– Analog output 0..10V / 4..20mA
(current, power, or voltage)
– RS485 / Ethernet communication Modbus-TCP
– Isolation – 2500V
• Application: Test benches, photovoltaics, fuel cells, industry
The WRKmod series is a range of AC-DC power supplies, DC-DC converters, and DC-AC or AC-AC inverter
with a high-density, high-power modular design.
Enabling a very wide range of customized applications.

HIGH-DENSITY AC-DC POWER SUPPLY

Downloads:

wrhd

Power from 25 to 1000 watts
Wide range of voltages
AC inputs: 85Vac…530Vac
Outputs: DC: 12Vdc–72Vdc
Short-circuit, overload, and thermal protection
High efficiency up to 96%
Input/output isolation 2500V
Wall mounting, DIN rail, rack
Applications – Solar, battery, fuel cells
– Automation, renewable energy
The WRHD series comprises a very wide range of shielded switching converters in a compact format allowing high power density.

DC-DC CONVERTER

Downloads:

wrdin

Wide range of input voltages
17…34Vdc; 34…67Vdc
Outputs: 12V, 24V, 48V

Power: 120W peak power 150% for 5 seconds
Total protection
-short circuits
-overload
-thermal

High efficiency up to 93%
Input/output isolation 2500V or 4000Vac

The WRDIN series is a comprehensive range of high-density DIN rail-mounted DC-DC converters
, providing isolated and stabilized power supply.

DC-DC CONVERTER

Downloads:

wrd

Wide range of voltages
Inputs: 12V, 24V, 36V, 48V
Outputs: 3.3V, 5V, 12V, 24V, 36V, 48V
• Power from 5 to 120 watts
• 1 to 8 outputs
• Protection
– short circuits
– overload
– thermal
• High efficiency up to 92%

The WR series is a comprehensive range of high-density DC-DC switching converters (
) offering exceptional flexibility and ensuring a stable and secure power supply.

MINIATURE ISOLATED DC-DC CONVERTER ON DIN RAIL

Downloads:

wr25

Wide input range 9…36Vdc or 18….75Vdc
• Total protection: short circuits, overloads, and thermal; integrated high-performance EMC filter
• 1 isolated output at 1500Vdc up to 30 Watts 3.3V, 5V, 10V, 12V, 15V, 24V, 30V, 48V up to 90% efficiency
• Very small footprint, high density 62 x 63 x 23mm
• Applications: Isolation, EMC protection, level adaptation


The WR25 is a DC-DC converter designed for harsh industrial environments. It provides perfect load isolation (very low input/output capacitance) and incorporates high-performance EMC filters (
), enabling the decoupling of sensitive equipment and the elimination of ground loops.

INVERTER, DC/AC CONVERTER

Downloads:

wr200

• Nominal continuous input 12Vdc, 24Vdc, 48Vdc, 72Vdc, etc.
• 50 Hz / 60Hz +/-0.2Hz 200 / 220 / 230 / 240Vac sine wave output
Nominal power up to 400VA
Overload capacity up to 600VA
• DIN rail or surface mounting, cooling by ventilation or natural convection
High efficiency, > 86% typical, very low no-load consumption
Input/output insulation 4000 Vac
The WR200-Dc-AC is a sine wave output converter that provides local AC voltage from
a battery or DC network. It incorporates upstream regulation to ensure a regulated and protected output alternating voltage of
.

INVERTER, ALTERNATING CURRENT CONVERTER

Downloads:

wr175

• Continuous input 12VDC, 24VDC, 48VDC, 72VDC...
• Output 230VAC 50 Hz Quasi-sine wave Power 200VA Overload capacity 400VA
• DIN rail mounting, natural convection cooling
High efficiency, > 86% typical
Input/output isolation 4000 Vac
The WR175 is a quasi-sine wave converter that provides local AC voltage from a battery
or DC network. It incorporates upstream regulation to ensure regulated and protected AC output voltage
.

DIN RAIL UPS

Downloads:

wr140

Wide range continuous input
Nominal 12VDC input (9VDC….18VDC)
Nominal 24VDC input (18VDC….36VDC)
Nominal 48VDC input (36VDC….75VDC)

• 230Vac output, quasi-sinusoidal power 8VA 50 Hz or 60Hz
• Short-circuit, overload, and thermal protection
• Double insulation input/output 4000 Vac
• DIN rail mounting, natural convection cooling



The WR140 is a quasi-sinusoidal double-insulated AC-DC converter that can power various devices from a DC voltage. It incorporates upstream regulation to ensure a regulated and protected AC output voltage.

INVERTER 20VA TO 100VA

Downloads:

WR125

Output 230Vac 50Hz 60Hz
; Continuous input 12Vdc, 24Vdc, 48VDC,
• Output 230Vac, 50Hz, 60Hz Quasi-sinusoidal Power 20VA to 100VA
• DIN rail mounting Natural convection cooling
• High efficiency, > 87% typical
• Input/output isolation 4000 Vac

The WR125 is a quasi-sinusoidal converter that provides local AC voltage from a battery or DC network
. It incorporates upstream regulation to ensure regulated and protected AC output voltage
.

DIN RAIL SURGE PROTECTOR

Downloads:

pfl25

Transient voltage suppressor

• PFL25-MOV surge arrester for AC/DC power lines
Absorption of lightning strikes and overvoltages
Protection of AC and DC power lines
In accordance with EN 61000-4-5 surge waves

• PFL25-TVS clamping and surge protection device
Transient voltage limiting
Protection of analog lines: PT100, 4–20 mA, …
Protection of communication lines: RS485, RS232, …
Protection of remote sensors
Compliant with 61000-4-4 for fast electrical transients in bursts

• Improves the reliability and availability of systems (DC/DC converters, power supplies, instrumentation)

• High-voltage applications, variable-speed drives
The PFL25 protects electronic devices from damage or destruction caused by
power surges; it functions as a voltage limiter by absorbing the electrical shock wave