Bidirectional AC/DC & DC/DC Power Systems

Flexible, high-efficiency power conversion between grid and DC bus for charging, testing, and energy recycling applications.

Bidirectional energy flow with10 ms seamless switching
High-efficiency design (≥ 96%)with soft-switching topology
Modular scalability from 2 kW to 50 kW per unit, up to 1 MW+ in parallel
High PF (0.99) and low THDi for grid compliance
Smart control and communicationfor remote monitoring and system integration (CAN / RS485 / Ethernet)
Compact modular form factorsfor flexible installation and high power density

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Bidirectional Power Modules

DIN-Rail Power Supply

Switching DC Power Supply

High-density TDM750T Series bidirectional isolated DC-DC power module with 13.5kW rated output capacity, 750VDC high-voltage input, 14.5VDC / 932A low-voltage output, and 300 × 220 × 86mm compact dimensions. Featuring up to 94.5% peak efficiency, high-frequency isolation, CAN communication, forced-air intelligent cooling, and stable operation from -10°C to 45°C at full load, it is ideal for cell formation and test equipment, bidirectional testing systems, energy storage, and energy-recyclable power aging applications.
High-density TDM570T15 Series bidirectional isolated DC-DC power module with 12kW rated output, 570VDC high-voltage side, 14–16VDC / 800A low-voltage side, and a compact 300 × 220 × 86mm enclosure. Featuring up to 94.5% peak efficiency, high-frequency isolation, CAN communication, intelligent forced-air cooling, and stable operation from -10°C to 30°C at full load, it is ideal for cell formation and test equipment, bidirectional testing systems, energy storage applications, and energy-recyclable power aging equipment.
High-density TDM750T Series bidirectional isolated DC-DC power module with 13.5kW rated output, 750VDC high-voltage side, 14.5VDC / 932A low-voltage side, and a compact 300 × 220 × 86mm enclosure. Featuring up to 94.5% peak efficiency, high-frequency isolation, CAN communication, intelligent forced-air cooling, and stable full-load operation from -10°C to 45°C, it is ideal for cell formation and test equipment, bidirectional testing systems, energy storage applications, and energy-recyclable power aging equipment.
High-density TDM750T14 Series bidirectional isolated DC-DC power module with 13.5kW rated output capacity, 750VDC high-voltage input, 14.5VDC / 932A low-voltage output, and compact 300 × 220 × 86mm dimensions. Featuring up to 94.5% peak efficiency, high-frequency isolation, CAN communication, intelligent forced-air cooling, and stable full-load operation from -10°C to 45°C, it is ideal for cell formation and test equipment, bidirectional testing systems, energy storage applications, and energy-recyclable power aging equipment.
High-power TBM series three-phase 750V AC-DC bidirectional power module with 53kW rated output, 480VAC 3Ph+PE input, 750VDC output, 70.7A rated current, and compact 435 × 86 × 600mm body size or 489 × 86 × 647.5mm with handle. Featuring seamless bidirectional switching, up to 96.0% AC-to-DC efficiency and 95.0% DC-to-AC efficiency, PF up to 0.99, THDi below 5%, intelligent forced-air cooling, automatic parallel expansion, and stable operation at 45°C without derating, it is ideal for battery PACK testing, bidirectional power testing, and energy-recyclable power aging applications.
High-power TBM series three-phase 750V AC-DC bidirectional power module with 53kW rated output, 380/400/415VAC 3Ph+PE input, 750VDC output, 70.7A rated current, and compact 435 × 86 × 600mm dimensions or 489 × 86 × 647.5mm with handle. Featuring seamless bidirectional switching, up to 96.0% AC-to-DC efficiency and 95.0% DC-to-AC efficiency, PF up to 0.99, THDi below 5%, intelligent forced-air cooling, automatic parallel expansion, and stable operation at 45°C without derating, it is ideal for production line applications, high-voltage DC busbar solutions, and matching cabinet TBS systems.
High-power TBM series three-phase 750V AC-DC bidirectional power module with 53kW rated output, 380/400/415VAC 3Ph+PE input, 750VDC output, 70.7A rated current, and compact 435 × 86 × 600mm dimensions or 489 × 86 × 647.5mm with handle. Featuring seamless bidirectional switching, up to 96.0% AC-to-DC efficiency and 95.0% DC-to-AC efficiency, PF up to 0.99, THDi below 5%, intelligent forced-air cooling, and stable operation at 45°C without derating, it is ideal for cell series formation, battery PACK aging, and regenerative power supply aging applications.
High-power TBM series three-phase 800V AC-DC bidirectional power module with 53kW rated output, 380/400/415VAC 3Ph+PE input, 800VDC output, 66.3A rated current, and compact 435 × 86 × 600mm dimensions or 489 × 86 × 647.5mm with handle. Featuring seamless bidirectional switching, up to 96.0% AC-to-DC efficiency and 95.0% DC-to-AC efficiency, PF above 0.99, THDi below 3%, switching time under 2ms, intelligent forced-air cooling, and stable operation at 45°C without derating, it is ideal for battery PACK aging and testing, bidirectional testing, and regenerative power supply aging applications.
High-power TBM series three-phase 570V AC-DC bidirectional power module with 50kW rated output, 480VAC 3Ph+PE input, 570VDC output, 87.8A rated current, and compact 435 × 86 × 600mm dimensions or 489 × 86 × 647.5mm with handle. Featuring seamless bidirectional switching, up to 96.0% AC-to-DC efficiency and 95.0% DC-to-AC efficiency, PF up to 0.99, THDi below 5%, high-frequency isolation, CAN/RS485 communication, and intelligent forced-air cooling, it is ideal for battery PACK testing, bidirectional power testing, and energy-recyclable power aging applications.
High-power TBM series three-phase 570V AC-DC bidirectional power module with 50kW rated output, 380/400/415VAC 3Ph+PE input, 570VDC output, 87.8A rated current, and compact 435 × 86 × 600mm dimensions or 489 × 86 × 647.5mm with handle. Featuring seamless bidirectional switching, up to 96.0% AC-to-DC efficiency and 95.0% DC-to-AC efficiency, PF up to 0.99, THDi below 5%, high-frequency isolation, CAN/RS485 communication, intelligent forced-air cooling, and stable operation at 45°C without derating, it is ideal for production line applications, high-voltage DC busbar solutions, and cabinet-integrated power systems.
Robust GP Series DIN rail power supply with adjustable 24–28VDC output, 4.2A current, and 100W power in a 91×90×60mm housing. Featuring universal 90–264VAC / 120–370VDC input, it is well suited for building automation, alarm and safety systems, LED lighting, environmental control, industrial automation, and medical equipment.
Robust GP Series DIN rail power supply with adjustable 12–15VDC output, 6A current, and 72W power in a 91×90×60mm housing. Supporting universal 90–264VAC / 120–370VDC input, it is ideal for building automation, alarm and safety systems, LED lighting, environmental control, industrial automation, and medical equipment.
High-performance GP Series DIN rail power supply with adjustable 24–28VDC output, 2.5A current, and 60W power in a 91×71×60mm enclosure. With universal 90–264VAC / 120–370VDC input, it is designed for building automation, alarm and safety systems, LED lighting, environmental control, industrial automation, and medical equipment.
High-performance GP Series DIN rail power supply with adjustable 12–15VDC output, 4.5A current, and 54W power in a 91×71×60mm enclosure. Featuring universal 90–264VAC / 120–370VDC input, it is suitable for building automation, alarm and safety systems, LED lighting, environmental control, industrial automation, and medical equipment.
Reliable GP Series DIN rail power supply with adjustable 24–28VDC output, 1.25A current, and 30W power in a compact 91×53×60mm housing. Designed for universal 90–264VAC / 120–370VDC input, it fits building automation, alarm and safety systems, LED lighting, environmental control, industrial automation, and medical equipment.
Reliable GP Series DIN rail power supply with adjustable 12–15VDC output, 2.5A current, and 30W power in a compact 91×53×60mm design. Supporting universal 90–264VAC / 120–370VDC input, it is ideal for building automation, alarm and safety systems, LED lighting, environmental control, industrial automation, and medical equipment.
Compact GP Series DIN rail power supply with adjustable 24–28VDC output, 0.42A current, and 10W power in a slim 91×23×60mm housing. With universal 90–264VAC / 120–370VDC input, it is well suited for building automation, alarm and safety systems, LED lighting, environmental control, industrial automation, and medical equipment.
Compact GP Series DIN rail power supply with adjustable 12–15VDC output, 0.85A current, and 10W power in a slim 91×23×60mm housing. Featuring universal 90–264VAC / 120–370VDC input, it is ideal for building automation, alarm and safety systems, LED lighting, environmental control, industrial automation, and medical equipment.
480W AC/DC DIN-rail power supply with universal 85–277VAC or 120–390VDC input, delivering stable 24V output with high efficiency up to 95.5%, compact metal enclosure (~124 × 65 × 127mm), and wide operating temperature range from -40°C to +85°C. Featuring active PFC, low ripple & noise, comprehensive protections (short circuit, over-current, over-voltage, over-temperature), and high reliability, it is ideal for industrial automation, machine control, power systems, LED applications, and 5G communication equipment.
480W AC/DC DIN-rail power supply with universal 85–264VAC or 120–370VDC input, delivering 24VDC output at 20A with up to 94.5% efficiency and active PFC above 0.99. Featuring an ultra-slim 48mm width, compact 131.5 × 48 × 125mm design, DC OK signal, low ripple and noise, 3000VAC I/O isolation, and protections for short circuit, over-current, over-voltage, over-temperature, and input under-voltage, it is ideal for industrial control systems and machine applications.
High-density K19H-UP1000S Series switching mode power supply with 36VDC output, 28A rated current, and 1008W power in a slim 214 × 82 × 48mm enclosure. With 90–264VAC universal input, up to 93% efficiency, active PFC, ±5% output adjustment, and multiple protection features, it is ideal for industrial automation equipment, control systems, and compact embedded power solutions.
High-efficiency K19H-UP1000S Series switching mode power supply with 48VDC output, 21A rated current, and 1008W power in a compact 214 × 82 × 48mm enclosure. Featuring 90–264VAC universal input, up to 93% efficiency, active PFC, and comprehensive protection functions, it is ideal for industrial automation, control cabinets, embedded systems, and reliable switching power applications.
High-efficiency K19H-UP1000S Series switching mode power supply with 28VDC output, 36A rated current, and 1008W power in a compact 214 × 82 × 48mm design. Designed with 90–264VAC universal input, built-in active PFC, ±5% output adjustment, and overload, short-circuit, and over-voltage protection, it is suitable for industrial equipment, automation systems, and embedded power applications.
Compact K19H-UP1000S Series switching mode power supply with 24VDC output, 42A rated current, and 1008W power in a slim 214 × 82 × 48mm housing. With 90–264VAC universal input, up to 93% efficiency, active PFC, and multiple protection functions, it is well suited for industrial control systems, automation equipment, and high-density power integration applications.
Compact K19H-UP1000S Series switching mode power supply with 12VDC output, 75A rated current, and 900W power in a slim 214 × 82 × 48mm enclosure. Featuring 90–264VAC universal input, up to 93% efficiency, built-in active PFC, and overload, short-circuit, and over-voltage protection, it is ideal for industrial automation equipment, control systems, and embedded power applications.
High-efficiency K18N-UP200 Series 201.6W switching power supply with 48VDC output, 4.2A rated current, 0–4.2A output range, and a slim 127 × 82 × 45mm enclosure. With 90–264VAC universal AC input, built-in active PFC, efficiency above 88%, ±10% voltage adjustment, and full protection against short circuit, overload, over-voltage, and over-temperature, it is ideal for industrial control, automation systems, and compact embedded power applications.
Reliable K18N-UP200 Series 201.6W switching power supply with 36VDC output, 5.6A rated current, 0–5.6A output range, and a compact 127 × 82 × 45mm enclosure. Featuring 90–264VAC universal AC input, built-in active PFC, efficiency above 88%, ±10% voltage adjustment, and short circuit, overload, over-voltage, and over-temperature protection, it is ideal for industrial automation equipment, control cabinets, and embedded power applications.
High-efficiency K18N-UP200 Series 199.2W switching power supply with 24VDC output, 8.3A rated current, 0–8.3A output range, and a compact 127 × 82 × 45mm design. Designed with 90–264VAC universal AC input, active PFC, efficiency above 88%, ±10% voltage adjustment, and comprehensive protection functions, it is suitable for industrial equipment, automation systems, and compact embedded power solutions.
Compact K18N-UP200 Series 200.4W switching power supply with 12VDC output, 16.7A rated current, 0–16.7A output range, and a slim 127 × 82 × 45mm housing. With 90–264VAC universal AC input, built-in active PFC, efficiency above 88%, and short circuit, overload, over-voltage, and over-temperature protection, it is well suited for industrial control systems, automation equipment, and embedded power applications.
Compact K18N-UP200 Series 200W switching power supply with 5VDC output, 40A rated current, 0–40A output range, and a slim 127 × 82 × 45mm enclosure. Featuring 90–264VAC universal AC input, built-in active PFC, efficiency above 88%, and short circuit, overload, over-voltage, and over-temperature protection, it is ideal for compact industrial equipment, control systems, and embedded power applications.
Bidirectional AC/DC Conversion for Energy Recovery & Testing Systems

Bidirectional AC/DC Conversion for Energy Recovery & Testing Systems

One platform for all AC-DC needs— from R&D to large-scale energy storage
Supports both charging and feedbackf or regenerative systems
Optimized for global grid standards (380V / 480V / 230V)
Modular design for flexible system scaling
Smart control communication enabling precise power flow management
LV Series (Single & Three-Phase, 2 – 13 kW)
Output 12 – 15 V DC , covering both single-phase (2–3 kW)and three-phase (7–13 kW) applications
Fully bidirectional power conversion with10 ms switching response
High efficiency 95% ,power factor 0.99, and low THDi under full load
Modular scalable design — up to 4 units in parallel for higher current
Compact size ( ≤ 5 kg ) with robust mechanical structure
Ideal for EV low-voltage DC bus,battery testing, and distributed power systems
Representative models: TBM15-2250SIRF-U, TBM15-10KTHIRF
Compact Bidirectional Power Modules for Low-Voltage DC Systems
MV Series (Three-phase, 90–230 V)
380–415 V AC three-phase input
90–230 VDC, 13.5–16.5 kW per module
High-frequency isolated topology
Bidirectional flow for battery cycling or energy storage racks
Representative models: TBM90-14KTIF, TBM230-13K5TIF
Medium-voltage, high-efficiency conversion for energy storage and grid integration.
HV Series (Three-phase, 570–900 V)
380 / 480 V AC input
570–900 VDC, 50–53 kW
Seamless energy flow between grid and HV bus
Scalable up to 20 modules for 1 MW
Typical applications: EV DC charging, renewable hybrid systems
Representative models: TBM570-50KTIF, TBM900-53KTIT
High-voltage, seamless bidirectional systems for EV and regenerative testing.

High-Efficiency DC/DC Bidirectional Modules for Battery Cycling and Energy Storage

Bidirectional HV ↔ LV DC conversionfor battery formation and recycling
Fast dynamic response, ideal for battery simulation or EV test benches
CAN / RS485 communication for real-time control and monitoring
Compact, high-current modules (up to 930A) with parallel operation
Seamless integration with TBM AC/DC front-end systems
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TDM HV Series
HV DC input (570 V / 750 V bus) → LV DC output (14–16 V)
800–930 A rated current
Fast bidirectional flow for battery cycling
Seamless operation with TBM HV AC/DC systems
Compact 3kg – 5kg modules, up to 6 in parallel
Representative models: TDM750T14-13K5IRFU, TDM570T15-12KIRF
High-voltage DC/DC bidirectional converters for direct bus energy control.

Forward Power Derating Performance

High stability and intelligent control ensure constant 14.5 V output with seamless derating response — maintaining up to 100% power at 740–800 V input and reliable protection below 700 V.
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